import { AgentAvatar } from "../components/AgentAvatar";
import { TaskChatPausedTakeover, type TaskComposerPause } from "../components/task-chat/TaskChatPausedTakeover";
// @vitest-environment jsdom

import { DispositionRecoveryNotice, type DispositionRecoverySnapshot } from "../components/DispositionRecoveryNotice";
import { RichWorkProductCard } from "../components/task-chat/RichWorkProductCard";
import { QueryClient, QueryClientProvider } from "@tanstack/react-query";
import type {
  Agent,
  Issue,
  IssueAttachment,
  IssueComment,
  IssueRecentComments,
  IssueQueuedCommentQueue,
  RequestConfirmationInteraction,
  IssueTreeControlPreview,
  IssueTreeHold,
  IssueWorkProduct,
} from "@paperclipai/shared";
import { ONBOARDING_FIRST_TASK_ORIGIN_KIND } from "@paperclipai/shared";
import type {
  AnchorHTMLAttributes,
  ButtonHTMLAttributes,
  ReactElement,
  ReactNode,
} from "react";
import { NavigationType } from "react-router-dom";
import { flushSync } from "react-dom";
import { createRoot, type Root } from "react-dom/client";
import { afterEach, beforeEach, describe, expect, it, vi } from "vitest";
import { TooltipProvider } from "@/components/ui/tooltip";
import {
  canBoardManageRuntime,
  canBoardResolveRecoveryAction,
  IssueDetail,
  TaskDetailSurface,
  readRecoveryReconcileWorkspaceId,
  shouldScrollIssueDetailToTopOnNavigation,
} from "./IssueDetail";
import { queryKeys } from "../lib/queryKeys";
import {
  armIssueDetailInboxQuickArchive,
  createIssueDetailLocationState,
} from "../lib/issueDetailBreadcrumb";
import { getRecentTasksStorageKey, readRecentTasks } from "../lib/recent-tasks";
import { getLastProjectId, trackRecentProject } from "../lib/recent-projects";
import { ApiError } from "../api/client";
import type { issuesApi } from "../api/issues";

const mockGrokBotApi = vi.hoisted(() => ({ stop: vi.fn().mockResolvedValue({ stopped: true }) }));
vi.mock("../api/grokBot", () => ({ grokBotApi: mockGrokBotApi }));

const mockIssuesApi = vi.hoisted(() => ({
  get: vi.fn(),
  getCore: vi.fn(),
  recentComments: vi.fn(),
  list: vi.fn(),
  listAll: vi.fn(),
  listAcceptedPlanDecompositions: vi.fn(),
  listComments: vi.fn(),
  listAttachments: vi.fn(),
  listWorkProducts: vi.fn(),
  checkMonitorNow: vi.fn(),
  listFeedbackVotes: vi.fn(),
  listInteractions: vi.fn(),
  getQueuedComments: vi.fn(),
  interruptQueuedComments: vi.fn(),
  editQueuedComment: vi.fn(),
  reorderQueuedComments: vi.fn(),
  steerQueuedComment: vi.fn(),
  discardQueuedComment: vi.fn(),
  markRead: vi.fn(),
  update: vi.fn(),
  resolveRecoveryAction: vi.fn(),
  previewTreeControl: vi.fn(),
  getTreeControlState: vi.fn(),
  listTreeHolds: vi.fn(),
  createTreeHold: vi.fn(),
  releaseTreeHold: vi.fn(),
  archiveFromInbox: vi.fn(),
  unarchiveFromInbox: vi.fn(),
  addComment: vi.fn(),
  cancelComment: vi.fn(),
  deleteComment: vi.fn(),
  upsertFeedbackVote: vi.fn(),
  uploadAttachment: vi.fn(),
  deleteAttachment: vi.fn(),
  upsertDocument: vi.fn(),
  getDocument: vi.fn(),
  rejectInteraction: vi.fn(),
}));

const mockActivityApi = vi.hoisted(() => ({
  forIssue: vi.fn(),
  recentForIssue: vi.fn(),
  inputFactsForIssue: vi.fn(),
  runsForIssue: vi.fn(),
  recentRunsForIssue: vi.fn(),
}));

const mockHeartbeatsApi = vi.hoisted(() => ({
  get: vi.fn(),
  liveRunsForIssue: vi.fn(),
  activeRunForIssue: vi.fn(),
  cancel: vi.fn(),
}));

const mockAgentsApi = vi.hoisted(() => ({
  list: vi.fn(),
}));

const mockAccessApi = vi.hoisted(() => ({
  getCurrentBoardAccess: vi.fn(),
  listUserDirectory: vi.fn(),
}));

const mockAuthApi = vi.hoisted(() => ({
  getSession: vi.fn(),
}));

const mockProjectsApi = vi.hoisted(() => ({
  list: vi.fn(),
}));

const mockDecisionsApi = vi.hoisted(() => ({
  list: vi.fn(),
}));

const mockInstanceSettingsApi = vi.hoisted(() => ({
  getGeneral: vi.fn(),
  getExperimental: vi.fn(),
}));

const mockNavigate = vi.hoisted(() => vi.fn());
const mockLocation = vi.hoisted(() => ({
  key: "task-entry",
  pathname: "/issues/PAP-1",
  search: "",
  hash: "",
  state: null as unknown,
}));
const mockOpenPanel = vi.hoisted(() => vi.fn());
const mockClosePanel = vi.hoisted(() => vi.fn());
const mockSetPanelVisible = vi.hoisted(() => vi.fn());
const mockRequestPanelMaximize = vi.hoisted(() => vi.fn());
const mockClearPanelMaximizeRequest = vi.hoisted(() => vi.fn());
const mockPanelState = vi.hoisted(() => ({ panelVisible: true }));
const mockRouteParams = vi.hoisted(() => ({
  issueId: "PAP-1",
  companyPrefix: "PAP",
}));
const mockSidebarState = vi.hoisted(() => ({ isMobile: false }));
const mockIssuePropertiesRender = vi.hoisted(() => vi.fn());
const mockTaskSidePanelRender = vi.hoisted(() => vi.fn());
const mockSetBreadcrumbs = vi.hoisted(() => vi.fn());
const mockSetBreadcrumbToolbar = vi.hoisted(() => vi.fn());
const mockSetBreadcrumbPanelControl = vi.hoisted(() => vi.fn());
const mockSetMobileToolbar = vi.hoisted(() => vi.fn());
const mockPushToast = vi.hoisted(() => vi.fn());
const mockIssuesListRender = vi.hoisted(() => vi.fn());
const mockIssueChatThreadRender = vi.hoisted(() => vi.fn());
const mockImageGalleryRender = vi.hoisted(() => vi.fn());
const mockIssueWorkspaceCardRender = vi.hoisted(() => vi.fn());
const DIRECT_ADAPTER_TYPES = [
  "codex_local",
  "claude_local",
  "opencode_local",
  "process",
  "http",
  "custom_plugin",
] as const;

class ResizeObserverStub {
  observe() {}
  unobserve() {}
  disconnect() {}
}

(globalThis as any).ResizeObserver =
  (globalThis as any).ResizeObserver ?? ResizeObserverStub;

vi.mock("../api/issues", async (importOriginal) => {
  const actual = await importOriginal<typeof import("../api/issues")>();
  // Keep composed API operations real while replacing their request methods.
  // This also exercises the current-revision check used by both queue surfaces.
  return { ...actual, issuesApi: Object.assign(actual.issuesApi, mockIssuesApi) };
});

vi.mock("../api/email", () => ({
  emailApi: { thread: vi.fn().mockResolvedValue(null) },
}));

vi.mock("../api/activity", () => ({
  activityApi: mockActivityApi,
}));

vi.mock("../api/heartbeats", () => ({
  heartbeatsApi: mockHeartbeatsApi,
}));

vi.mock("../api/approvals", () => ({
  approvalsApi: {
    approve: vi.fn(),
    reject: vi.fn(),
  },
}));

vi.mock("../api/agents", () => ({
  agentsApi: mockAgentsApi,
}));

vi.mock("../api/access", () => ({
  accessApi: mockAccessApi,
}));

vi.mock("../api/auth", () => ({
  authApi: mockAuthApi,
}));

vi.mock("../api/projects", () => ({
  projectsApi: mockProjectsApi,
}));

vi.mock("../api/decisions", () => ({
  decisionsApi: mockDecisionsApi,
}));

vi.mock("../api/instanceSettings", () => ({
  instanceSettingsApi: mockInstanceSettingsApi,
}));

vi.mock("@/lib/router", () => ({
  Link: ({
    children,
    to,
    state: _state,
    issuePrefetch: _issuePrefetch,
    issueQuicklookSide: _issueQuicklookSide,
    issueQuicklookAlign: _issueQuicklookAlign,
    ...props
  }: {
    children?: ReactNode;
    to: string;
    state?: unknown;
    issuePrefetch?: unknown;
    issueQuicklookSide?: unknown;
    issueQuicklookAlign?: unknown;
  } & AnchorHTMLAttributes<HTMLAnchorElement>) => (
    <a href={to} {...props}>
      {children}
    </a>
  ),
  useLocation: () => mockLocation,
  useNavigate: () => mockNavigate,
  useNavigationType: () => "PUSH",
  useParams: () => ({ ...mockRouteParams }),
}));

vi.mock("../context/CompanyContext", () => ({
  useCompany: () => ({
    companies: [
      {
        id: "company-1",
        name: "Paperclip",
        issuePrefix: "PAP",
        status: "active",
      },
    ],
    selectedCompanyId: "company-1",
    selectedCompany: {
      id: "company-1",
      name: "Paperclip",
      issuePrefix: "PAP",
      status: "active",
    },
    selectionSource: "manual",
    loading: false,
    error: null,
    setSelectedCompanyId: vi.fn(),
    reloadCompanies: vi.fn(),
    createCompany: vi.fn(),
  }),
}));

const mockOpenNewIssue = vi.hoisted(() => vi.fn());
const mockOpenNewProject = vi.hoisted(() => vi.fn());
const mockOpenNewGoal = vi.hoisted(() => vi.fn());

vi.mock("../context/DialogContext", () => ({
  useDialog: () => ({
    openNewIssue: mockOpenNewIssue,
  }),
  useDialogActions: () => ({
    openNewIssue: mockOpenNewIssue,
    openNewProject: mockOpenNewProject,
    openNewGoal: mockOpenNewGoal,
  }),
}));

vi.mock("../context/PanelContext", () => ({
  usePanel: () => ({
    openPanel: mockOpenPanel,
    closePanel: mockClosePanel,
    panelVisible: mockPanelState.panelVisible,
    setPanelVisible: mockSetPanelVisible,
    requestPanelMaximize: mockRequestPanelMaximize,
    clearPanelMaximizeRequest: mockClearPanelMaximizeRequest,
  }),
}));

vi.mock("../context/SidebarContext", () => ({
  useSidebar: () => mockSidebarState,
}));

vi.mock("../context/BreadcrumbContext", () => ({
  useBreadcrumbs: () => ({
    setBreadcrumbs: mockSetBreadcrumbs,
    setBreadcrumbToolbar: mockSetBreadcrumbToolbar,
    setBreadcrumbPanelControl: mockSetBreadcrumbPanelControl,
    setMobileToolbar: mockSetMobileToolbar,
  }),
}));

vi.mock("../context/ToastContext", () => ({
  useToastActions: () => ({
    pushToast: mockPushToast,
  }),
}));

vi.mock("../hooks/useProjectOrder", () => ({
  useProjectOrder: ({ projects }: { projects: unknown[] }) => ({
    orderedProjects: projects,
  }),
}));

vi.mock("@/plugins/slots", () => ({
  PluginSlotMount: () => null,
  PluginSlotOutlet: () => null,
  usePluginSlots: () => ({ slots: [], isLoading: false, errorMessage: null }),
}));

vi.mock("@/plugins/launchers", () => ({
  PluginLauncherOutlet: () => null,
}));

vi.mock("../components/InlineEditor", () => ({
  InlineEditor: ({
    value,
    placeholder,
  }: {
    value?: string;
    placeholder?: string;
  }) => <div>{value || placeholder}</div>,
}));

vi.mock("../components/IssueChatThread", () => ({
  IssueChatThread: (props: {
    onWorkModeChange?: (workMode: string) => void;
    issueWorkMode?: string;
    comments?: Array<{
      body: string;
      clientStatus?: string;
      queueState?: string;
      queueTargetRunId?: string | null;
    }>;
    onAdd?: (body: string) => Promise<void>;
    onInterruptQueued?: (runId: string) => Promise<void>;
    onStopRun?: (runId: string) => Promise<void>;
    stopRunLabel?: string;
    stoppingRunLabel?: string;
    runFinalizationActions?: readonly {
      id: string;
      label: string;
      onSelect: (runId: string) => Promise<void> | void;
    }[];
    composerPause?: TaskComposerPause | null;
    footer?: ReactNode;
  }) => {
    mockIssueChatThreadRender(props);
    return (
      <div data-testid="issue-chat-thread">
        Chat thread
        {props.onStopRun ? (
          <button
            type="button"
            onClick={() => void props.onStopRun?.("run-active-1")}
          >
            {props.stopRunLabel ?? "Stop run"}
          </button>
        ) : null}
        {props.runFinalizationActions?.map((action) => (
          <button
            key={action.id}
            type="button"
            onClick={() => void action.onSelect("run-active-1")}
          >
            {action.label}
          </button>
        ))}
        {props.composerPause ? <TaskChatPausedTakeover {...props.composerPause} /> : null}
        {props.footer}
      </div>
    );
  },
}));

// The task chat thread pulls in the MarkdownEditor composer, whose @mdxeditor
// dependency cannot load under jsdom's CSSOM. The stub keeps the suite
// unit-scoped but still renders the threadHeader JSX (the issue header row
// lives inside the thread) so header controls stay testable, records its props
// on the shared thread-render spy, and exposes the same run-control buttons as
// the IssueChatThread stub above.
vi.mock("../components/TaskChatThread", () => ({
  TaskChatThread: (props: {
    comments?: Array<{ metadata?: { recovery?: DispositionRecoverySnapshot } | null }>;
    workProducts?: IssueWorkProduct[];
    threadHeader?: ReactNode;
    onStopRun?: (runId: string) => Promise<void>;
    stopRunLabel?: string;
    onTryAgainNoLiveExecutionPath?: () => Promise<void> | void;
    onRejectInteraction?: (
      interaction: RequestConfirmationInteraction,
      reason?: string,
    ) => Promise<void>;
    runFinalizationActions?: readonly {
      id: string;
      label: string;
      onSelect: (runId: string) => Promise<void> | void;
    }[];
    composerPause?: TaskComposerPause | null;
    footer?: ReactNode;
  }) => {
    mockIssueChatThreadRender(props);
    return (
      <div data-testid="task-chat-thread">
        {props.threadHeader}
        Task chat thread
        {props.comments?.map((comment, index) => comment.metadata?.recovery ? <DispositionRecoveryNotice key={index} snapshot={comment.metadata.recovery} /> : null)}
        {props.workProducts?.map((workProduct) => (
          <RichWorkProductCard
            key={workProduct.id}
            workProduct={workProduct}
            href={workProduct.url}
          />
        ))}
        {props.onStopRun ? (
          <button
            type="button"
            onClick={() => void props.onStopRun?.("run-active-1")}
          >
            {props.stopRunLabel ?? "Stop run"}
          </button>
        ) : null}
        {props.onTryAgainNoLiveExecutionPath ? (
          <button
            type="button"
            data-testid="mock-no-live-path-try-again"
            onClick={() => void props.onTryAgainNoLiveExecutionPath?.()}
          >
            Try again
          </button>
        ) : null}
        {props.runFinalizationActions?.map((action) => (
          <button
            key={action.id}
            type="button"
            onClick={() => void action.onSelect("run-active-1")}
          >
            {action.label}
          </button>
        ))}
        {props.composerPause ? <TaskChatPausedTakeover {...props.composerPause} /> : null}
        {props.footer}
      </div>
    );
  },
}));

vi.mock("../components/IssueDocumentsSection", () => ({
  IssueDocumentsSection: () => <div>Documents</div>,
}));

vi.mock("../components/MarkdownBody", () => ({
  MarkdownBody: ({ children }: { children?: ReactNode }) => (
    <div>{children}</div>
  ),
}));

vi.mock("../components/IssuesList", () => ({
  IssuesList: (props: { issueBadgeById?: Map<string, string> }) => {
    mockIssuesListRender(props);
    return (
      <div>
        Sub-issues
        {Array.from(props.issueBadgeById?.entries() ?? []).map(
          ([issueId, label]) => (
            <span key={issueId}>
              {issueId}:{label}
            </span>
          ),
        )}
      </div>
    );
  },
}));

vi.mock("../components/IssueProperties", () => ({
  IssueProperties: (props: unknown) => {
    mockIssuePropertiesRender(props);
    return <div>Properties</div>;
  },
}));

vi.mock("../components/task-side-panel", () => ({
  TaskSidePanel: (props: unknown) => {
    mockTaskSidePanelRender(props);
    return <div>Task side panel</div>;
  },
}));

vi.mock("../components/IssueRunLedger", () => ({
  IssueRunLedger: () => <div>Runs</div>,
}));

vi.mock("../components/IssueWorkspaceCard", () => ({
  IssueWorkspaceCard: (props: {
    onBrowseFiles?: () => void;
    onOpenFileByPath?: () => void;
  }) => {
    mockIssueWorkspaceCardRender(props);
    return <div>Workspace</div>;
  },
}));

vi.mock("../components/ImageGalleryModal", () => ({
  ImageGalleryModal: (props: {
    items: IssueAttachment[];
    initialIndex: number;
    open: boolean;
  }) => {
    mockImageGalleryRender(props);
    return null;
  },
}));

vi.mock("../components/ScrollToBottom", () => ({
  ScrollToBottom: () => null,
}));

vi.mock("../components/StatusIcon", () => ({
  StatusIcon: ({
    status,
    blockerAttention,
    onChange,
  }: {
    status: string;
    blockerAttention?: Issue["blockerAttention"];
    onChange?: (status: string) => void;
  }) =>
    onChange ? (
      <button
        type="button"
        aria-label={`Change status (current: ${status})`}
        data-status-icon-state={blockerAttention?.state}
        onClick={() => onChange("done")}
      >
        {status}
      </button>
    ) : (
      <span data-status-icon-state={blockerAttention?.state}>{status}</span>
    ),
}));

vi.mock("../components/PriorityIcon", () => ({
  PriorityIcon: ({
    priority,
    onChange,
  }: {
    priority: string;
    onChange?: (priority: string) => void;
  }) =>
    onChange ? (
      <button
        type="button"
        aria-label={`Change priority (current: ${priority})`}
        onClick={() => onChange("high")}
      >
        {priority}
      </button>
    ) : (
      <span>{priority}</span>
    ),
}));

vi.mock("../components/ApprovalCard", () => ({
  ApprovalCard: () => <div>Approval</div>,
}));

vi.mock("../components/Identity", () => ({
  deriveInitials: (name: string) => name.slice(0, 2),
  Identity: ({ name, shape }: { name: string; shape?: string }) => (
    <span data-shape={shape ?? "circle"}>{name}</span>
  ),
}));

vi.mock("@/components/ui/button", () => ({
  buttonVariants: () => "",
  Button: ({
    children,
    disabled,
    onClick,
    type = "button",
    variant: _variant,
    size: _size,
    asChild: _asChild,
    ...props
  }: ButtonHTMLAttributes<HTMLButtonElement> & {
    variant?: string;
    size?: string;
    asChild?: boolean;
  }) => (
    <button {...props} type={type} disabled={disabled} onClick={onClick}>
      {children}
    </button>
  ),
}));

vi.mock("@/components/ui/separator", () => ({
  Separator: () => <hr />,
}));

vi.mock("@/components/ui/popover", () => ({
  Popover: ({ children }: { children?: ReactNode }) => <>{children}</>,
  PopoverTrigger: ({ children }: { children?: ReactNode }) => <>{children}</>,
  PopoverContent: ({ children }: { children?: ReactNode }) => (
    <div>{children}</div>
  ),
}));

vi.mock("@/components/ui/dialog", () => ({
  Dialog: ({ children, open }: { children?: ReactNode; open?: boolean }) =>
    open ? <div>{children}</div> : null,
  DialogContent: ({
    children,
    className,
  }: {
    children?: ReactNode;
    className?: string;
  }) => (
    <div data-slot="dialog-content" className={className}>
      {children}
    </div>
  ),
  DialogDescription: ({
    children,
    className,
  }: {
    children?: ReactNode;
    className?: string;
  }) => <p className={className}>{children}</p>,
  DialogFooter: ({
    children,
    className,
  }: {
    children?: ReactNode;
    className?: string;
  }) => <div className={className}>{children}</div>,
  DialogHeader: ({
    children,
    className,
  }: {
    children?: ReactNode;
    className?: string;
  }) => <div className={className}>{children}</div>,
  DialogTitle: ({
    children,
    className,
  }: {
    children?: ReactNode;
    className?: string;
  }) => <h2 className={className}>{children}</h2>,
}));

vi.mock("@/components/ui/sheet", () => ({
  Sheet: ({ children, open }: { children?: ReactNode; open?: boolean }) =>
    open ? <div>{children}</div> : null,
  SheetContent: ({
    children,
    className,
    "data-testid": testId,
  }: {
    children?: ReactNode;
    className?: string;
    "data-testid"?: string;
  }) => (
    <div data-slot="sheet-content" className={className} data-testid={testId}>
      {children}
      <button type="button" data-slot="sheet-close">
        Close
      </button>
    </div>
  ),
  SheetHeader: ({ children }: { children?: ReactNode }) => (
    <div>{children}</div>
  ),
  SheetDescription: ({ children }: { children?: ReactNode }) => (
    <p>{children}</p>
  ),
  SheetTitle: ({ children }: { children?: ReactNode }) => <h2>{children}</h2>,
}));

vi.mock("@/components/ui/scroll-area", () => ({
  ScrollArea: ({ children }: { children?: ReactNode }) => <div>{children}</div>,
}));

vi.mock("@/components/ui/skeleton", () => ({
  Skeleton: () => <div data-testid="skeleton" />,
}));

vi.mock("@/components/ui/tabs", () => ({
  Tabs: ({ children }: { children?: ReactNode }) => <div>{children}</div>,
  TabsContent: ({
    children,
    className,
    "data-testid": testId,
  }: {
    children?: ReactNode;
    className?: string;
    "data-testid"?: string;
  }) => (
    <div className={className} data-testid={testId}>
      {children}
    </div>
  ),
  TabsList: ({ children }: { children?: ReactNode }) => <div>{children}</div>,
  TabsTrigger: ({ children }: { children?: ReactNode }) => (
    <button type="button">{children}</button>
  ),
}));

vi.mock("@/components/ui/textarea", () => ({
  Textarea: (props: React.TextareaHTMLAttributes<HTMLTextAreaElement>) => (
    <textarea {...props} />
  ),
}));

// eslint-disable-next-line @typescript-eslint/no-explicit-any
(globalThis as any).IS_REACT_ACT_ENVIRONMENT = true;

async function act(callback: () => void | Promise<void>) {
  let result: void | Promise<void> = undefined;
  flushSync(() => {
    result = callback();
  });
  await result;
}

function createTooltipRoot(container: Element): Root {
  const root = createRoot(container);
  return {
    render(children) {
      root.render(<TooltipProvider>{children}</TooltipProvider>);
    },
    unmount() {
      root.unmount();
    },
  };
}

function createDeferred<T>() {
  let resolve!: (value: T) => void;
  let reject!: (error: Error) => void;
  const promise = new Promise<T>((innerResolve, innerReject) => {
    resolve = innerResolve;
    reject = innerReject;
  });
  return { promise, resolve, reject };
}

function createIssue(overrides: Partial<Issue> = {}): Issue {
  return {
    id: "issue-1",
    companyId: "company-1",
    projectId: null,
    projectWorkspaceId: null,
    goalId: "goal-1",
    parentId: null,
    title: "Issue detail smoke",
    description: "Loads after the initial pending query.",
    status: "todo",
    priority: "medium",
    assigneeAgentId: null,
    assigneeUserId: null,
    checkoutRunId: null,
    executionRunId: null,
    executionAgentNameKey: null,
    executionLockedAt: null,
    executionWorkspaceId: null,
    executionWorkspacePreference: null,
    executionWorkspaceSettings: null,
    currentExecutionWorkspace: null,
    createdByAgentId: null,
    createdByUserId: null,
    identifier: "PAP-1",
    issueNumber: 1,
    originKind: "manual",
    originId: null,
    originRunId: null,
    originFingerprint: "default",
    requestDepth: 0,
    billingCode: null,
    assigneeAdapterOverrides: null,
    executionPolicy: null,
    executionState: null,
    startedAt: null,
    completedAt: null,
    cancelledAt: null,
    hiddenAt: null,
    createdAt: new Date("2026-04-21T00:00:00.000Z"),
    updatedAt: new Date("2026-04-21T00:00:00.000Z"),
    labels: [],
    labelIds: [],
    ancestors: [],
    documentSummaries: [],
    ...overrides,
  } as Issue;
}

function createIssueComment(
  overrides: Partial<IssueComment> = {},
): IssueComment {
  return {
    id: "comment-1",
    companyId: "company-1",
    issueId: "issue-1",
    authorType: "user",
    authorAgentId: null,
    authorUserId: "user-1",
    body: "Fresh comment",
    presentation: null,
    metadata: null,
    createdAt: new Date("2026-04-21T00:00:05.000Z"),
    updatedAt: new Date("2026-04-21T00:00:05.000Z"),
    ...overrides,
  };
}

function createQueuedCommentQueue(
  overrides: Partial<IssueQueuedCommentQueue> = {},
): IssueQueuedCommentQueue {
  const comment = createIssueComment({
    id: "queued-comment-1",
    body: "Queued through the handoff",
  });
  return {
    issueId: "issue-1",
    queueId: "wake-queue-1",
    state: "deferred",
    targetRunId: "run-active-1",
    revision: "queue-revision-1",
    protocol: "paperclip_runner_v1",
    steeringDisposition: "available",
    entries: [{ comment, position: 0, canEdit: true, canDiscard: true }],
    ...overrides,
  };
}

function createAttachment(
  overrides: Partial<IssueAttachment> & { id: string },
): IssueAttachment {
  const { id, ...attachmentOverrides } = overrides;
  return {
    id,
    companyId: "company-1",
    issueId: "issue-1",
    issueCommentId: null,
    assetId: `asset-${id}`,
    provider: "local_disk",
    objectKey: `attachments/${id}`,
    contentType: overrides.contentType ?? "application/octet-stream",
    byteSize: overrides.byteSize ?? 4096,
    sha256: "sha256",
    originalFilename: overrides.originalFilename ?? null,
    createdByAgentId: null,
    createdByUserId: null,
    createdAt: new Date("2026-04-21T00:00:00.000Z"),
    updatedAt: new Date("2026-04-21T00:00:00.000Z"),
    contentPath: overrides.contentPath ?? `/api/attachments/${id}/content`,
    openPath: overrides.openPath ?? `/api/attachments/${id}/content`,
    downloadPath:
      overrides.downloadPath ?? `/api/attachments/${id}/content?download=1`,
    ...attachmentOverrides,
  };
}

function createArtifactWorkProduct(
  overrides: Partial<IssueWorkProduct> & {
    id: string;
    attachmentId: string;
    contentType: string;
    originalFilename: string;
  },
): IssueWorkProduct {
  const {
    id,
    attachmentId,
    contentType,
    originalFilename,
    ...workProductOverrides
  } = overrides;
  const contentPath = `/api/attachments/${attachmentId}/content`;
  return {
    id,
    companyId: "company-1",
    projectId: null,
    issueId: "issue-1",
    executionWorkspaceId: null,
    runtimeServiceId: null,
    type: "artifact",
    provider: "paperclip",
    externalId: null,
    title: overrides.title ?? originalFilename,
    url: null,
    status: "active",
    reviewState: "none",
    isPrimary: false,
    healthStatus: "unknown",
    summary: null,
    metadata: {
      attachmentId,
      contentType,
      byteSize: 4096,
      contentPath,
      openPath: contentPath,
      downloadPath: `${contentPath}?download=1`,
      originalFilename,
    },
    createdByRunId: null,
    createdAt: new Date("2026-04-21T00:00:00.000Z"),
    updatedAt: new Date("2026-04-21T00:00:00.000Z"),
    ...workProductOverrides,
  } as IssueWorkProduct;
}

function createAgent(overrides: Partial<Agent> = {}): Agent {
  return {
    id: "agent-1",
    companyId: "company-1",
    name: "CodexCoder",
    urlKey: "codexcoder",
    role: "engineer",
    title: "Software Engineer",
    icon: "code",
    status: "active",
    reportsTo: null,
    capabilities: null,
    adapterType: "codex_local",
    adapterConfig: {},
    runtimeConfig: {},
    budgetMonthlyCents: 0,
    spentMonthlyCents: 0,
    pauseReason: null,
    pausedAt: null,
    permissions: { canCreateAgents: false },
    lastHeartbeatAt: null,
    metadata: null,
    createdAt: new Date("2026-04-21T00:00:00.000Z"),
    updatedAt: new Date("2026-04-21T00:00:00.000Z"),
    ...overrides,
  };
}

function createPauseHold(
  overrides: Partial<IssueTreeHold> = {},
): IssueTreeHold {
  const now = new Date("2026-04-21T00:00:00.000Z");
  return {
    id: "hold-1",
    companyId: "company-1",
    rootIssueId: "issue-1",
    mode: "pause",
    status: "active",
    reason: null,
    releasePolicy: { strategy: "manual", note: "full_pause" },
    createdByActorType: "user",
    createdByAgentId: null,
    createdByUserId: "user-1",
    createdByRunId: null,
    releasedAt: null,
    releasedByActorType: null,
    releasedByAgentId: null,
    releasedByUserId: null,
    releasedByRunId: null,
    releaseReason: null,
    releaseMetadata: null,
    createdAt: now,
    updatedAt: now,
    members: [
      {
        id: "hold-member-root",
        companyId: "company-1",
        holdId: "hold-1",
        issueId: "issue-1",
        parentIssueId: null,
        depth: 0,
        issueIdentifier: "PAP-1",
        issueTitle: "Issue detail smoke",
        issueStatus: "todo",
        assigneeAgentId: null,
        assigneeUserId: null,
        activeRunId: null,
        activeRunStatus: null,
        skipped: false,
        skipReason: null,
        createdAt: now,
      },
      {
        id: "hold-member-child",
        companyId: "company-1",
        holdId: "hold-1",
        issueId: "child-1",
        parentIssueId: "issue-1",
        depth: 1,
        issueIdentifier: "PAP-2",
        issueTitle: "Held child",
        issueStatus: "todo",
        assigneeAgentId: null,
        assigneeUserId: null,
        activeRunId: null,
        activeRunStatus: null,
        skipped: false,
        skipReason: null,
        createdAt: now,
      },
    ],
    ...overrides,
  };
}

function createResumePreview(): IssueTreeControlPreview {
  return {
    companyId: "company-1",
    rootIssueId: "issue-1",
    mode: "resume",
    generatedAt: new Date("2026-04-21T00:00:00.000Z"),
    releasePolicy: { strategy: "manual" },
    totals: {
      totalIssues: 2,
      affectedIssues: 2,
      skippedIssues: 0,
      activeRuns: 0,
      queuedRuns: 0,
      affectedAgents: 1,
    },
    countsByStatus: { todo: 2 },
    issues: [
      {
        id: "issue-1",
        identifier: "PAP-1",
        title: "Issue detail smoke",
        status: "todo",
        parentId: null,
        depth: 0,
        assigneeAgentId: "agent-1",
        assigneeUserId: null,
        activeRun: null,
        activeHoldIds: ["hold-1"],
        action: "resume",
        skipped: false,
        skipReason: null,
      },
      {
        id: "child-1",
        identifier: "PAP-2",
        title: "Held child",
        status: "todo",
        parentId: "issue-1",
        depth: 1,
        assigneeAgentId: "agent-1",
        assigneeUserId: null,
        activeRun: null,
        activeHoldIds: ["hold-1"],
        action: "resume",
        skipped: false,
        skipReason: null,
      },
    ],
    skippedIssues: [],
    activeRuns: [],
    affectedAgents: [{ agentId: "agent-1", issueCount: 2, activeRunCount: 0 }],
    warnings: [],
  };
}

function createPausePreview(): IssueTreeControlPreview {
  return {
    companyId: "company-1",
    rootIssueId: "issue-1",
    mode: "pause",
    generatedAt: new Date("2026-04-21T00:00:00.000Z"),
    releasePolicy: { strategy: "manual" },
    totals: {
      totalIssues: 3,
      affectedIssues: 2,
      skippedIssues: 1,
      activeRuns: 1,
      queuedRuns: 0,
      affectedAgents: 0,
    },
    countsByStatus: { todo: 2 },
    issues: [
      {
        id: "issue-1",
        identifier: "PAP-1",
        title: "Issue detail smoke",
        status: "todo",
        parentId: null,
        depth: 0,
        assigneeAgentId: null,
        assigneeUserId: null,
        activeRun: null,
        activeHoldIds: [],
        action: "pause",
        skipped: false,
        skipReason: null,
      },
      {
        id: "child-1",
        identifier: "PAP-2",
        title: "Paused child",
        status: "in_review",
        parentId: "issue-1",
        depth: 1,
        assigneeAgentId: null,
        assigneeUserId: null,
        activeRun: null,
        activeHoldIds: [],
        action: "pause",
        skipped: false,
        skipReason: null,
      },
      {
        id: "child-2",
        identifier: "PAP-3",
        title: "Completed child",
        status: "done",
        parentId: "issue-1",
        depth: 1,
        assigneeAgentId: null,
        assigneeUserId: null,
        activeRun: null,
        activeHoldIds: [],
        action: "pause",
        skipped: true,
        skipReason: "terminal_status",
      },
    ],
    skippedIssues: [
      {
        id: "child-2",
        identifier: "PAP-3",
        title: "Completed child",
        status: "done",
        parentId: "issue-1",
        depth: 1,
        assigneeAgentId: null,
        assigneeUserId: null,
        activeRun: null,
        activeHoldIds: [],
        action: "pause",
        skipped: true,
        skipReason: "terminal_status",
      },
    ],
    activeRuns: [],
    affectedAgents: [],
    warnings: [],
  };
}

function createRestorePreview(): IssueTreeControlPreview {
  return {
    companyId: "company-1",
    rootIssueId: "issue-1",
    mode: "restore",
    generatedAt: new Date("2026-04-21T00:00:00.000Z"),
    releasePolicy: { strategy: "manual" },
    totals: {
      totalIssues: 2,
      affectedIssues: 1,
      skippedIssues: 1,
      activeRuns: 0,
      queuedRuns: 0,
      affectedAgents: 1,
    },
    countsByStatus: { todo: 1, cancelled: 1 },
    issues: [
      {
        id: "issue-1",
        identifier: "PAP-1",
        title: "Issue detail smoke",
        status: "todo",
        parentId: null,
        depth: 0,
        assigneeAgentId: null,
        assigneeUserId: null,
        activeRun: null,
        activeHoldIds: [],
        action: "restore",
        skipped: true,
        skipReason: "not_cancelled",
      },
      {
        id: "child-1",
        identifier: "PAP-2",
        title: "Cancelled child",
        status: "cancelled",
        parentId: "issue-1",
        depth: 1,
        assigneeAgentId: "agent-1",
        assigneeUserId: null,
        activeRun: null,
        activeHoldIds: ["cancel-hold-1"],
        action: "restore",
        skipped: false,
        skipReason: null,
      },
    ],
    skippedIssues: [
      {
        id: "issue-1",
        identifier: "PAP-1",
        title: "Issue detail smoke",
        status: "todo",
        parentId: null,
        depth: 0,
        assigneeAgentId: null,
        assigneeUserId: null,
        activeRun: null,
        activeHoldIds: [],
        action: "restore",
        skipped: true,
        skipReason: "not_cancelled",
      },
    ],
    activeRuns: [],
    affectedAgents: [{ agentId: "agent-1", issueCount: 1, activeRunCount: 0 }],
    warnings: [],
  };
}

function createCancelPreview(issueCount = 8): IssueTreeControlPreview {
  const issues = Array.from({ length: issueCount }, (_, index) => ({
    id: index === 0 ? "issue-1" : `child-${index}`,
    identifier: index === 0 ? "PAP-1" : `PAP-${index + 1}`,
    title: index === 0 ? "Issue detail smoke" : `Cancellable child ${index}`,
    status: "todo" as const,
    parentId: index === 0 ? null : "issue-1",
    depth: index === 0 ? 0 : 1,
    assigneeAgentId: null,
    assigneeUserId: null,
    activeRun: null,
    activeHoldIds: [],
    action: "cancel" as const,
    skipped: false,
    skipReason: null,
  }));

  return {
    companyId: "company-1",
    rootIssueId: "issue-1",
    mode: "cancel",
    generatedAt: new Date("2026-04-21T00:00:00.000Z"),
    releasePolicy: { strategy: "manual" },
    totals: {
      totalIssues: issueCount,
      affectedIssues: issueCount,
      skippedIssues: 0,
      activeRuns: 0,
      queuedRuns: 0,
      affectedAgents: 0,
    },
    countsByStatus: { todo: issueCount },
    issues,
    skippedIssues: [],
    activeRuns: [],
    affectedAgents: [],
    warnings: [],
  };
}

async function flushReact() {
  await act(async () => {
    await Promise.resolve();
    await new Promise((resolve) => window.setTimeout(resolve, 0));
  });
}

async function waitForAssertion(assertion: () => void, attempts = 20) {
  let lastError: unknown;
  for (let attempt = 0; attempt < attempts; attempt += 1) {
    try {
      assertion();
      return;
    } catch (error) {
      lastError = error;
      await flushReact();
    }
  }
  throw lastError;
}

describe("IssueDetail", () => {
  let container: HTMLDivElement;
  let root: Root;
  let queryClient: QueryClient;
  let consoleErrorSpy: ReturnType<typeof vi.spyOn>;

  function renderIssueView(children: ReactNode = <IssueDetail />) {
    root.render(
      <QueryClientProvider client={queryClient}>{children}</QueryClientProvider>,
    );
  }

  beforeEach(() => {
    localStorage.clear();
    sessionStorage.clear();
    mockPanelState.panelVisible = true;
    mockSidebarState.isMobile = false;
    container = document.createElement("div");
    document.body.appendChild(container);
    root = createTooltipRoot(container);
    queryClient = new QueryClient({
      defaultOptions: {
        queries: { retry: false },
        mutations: { retry: false },
      },
    });
    queryClient.setQueryData(["issues", "history-expanded", "PAP-1"], true);
    mockIssuesApi.getCore.mockImplementation((id) => mockIssuesApi.get(id));
    mockIssuesApi.recentComments.mockResolvedValue({ comments: [], latestCommentId: null, hasMore: false });
    mockActivityApi.recentRunsForIssue.mockResolvedValue([]);
    mockActivityApi.recentForIssue.mockResolvedValue([]);
    mockActivityApi.inputFactsForIssue.mockResolvedValue([]);
    consoleErrorSpy = vi.spyOn(console, "error").mockImplementation(() => {});
    vi.spyOn(window, "scrollTo").mockImplementation(() => {});
    vi.spyOn(globalThis, "fetch").mockResolvedValue({
      ok: true,
      text: async () => "# Attachment preview",
    } as Response);

    mockIssuesApi.list.mockResolvedValue([]);
    mockIssuesApi.listAll.mockImplementation((...args) => mockIssuesApi.list(...args));
    mockIssuesApi.listComments.mockResolvedValue([]);
    mockIssuesApi.listAttachments.mockResolvedValue([]);
    mockIssuesApi.listWorkProducts.mockResolvedValue([]);
    mockIssuesApi.checkMonitorNow.mockReset();
    mockIssuesApi.listFeedbackVotes.mockResolvedValue([]);
    mockIssuesApi.listInteractions.mockResolvedValue([]);
    mockIssuesApi.getQueuedComments.mockResolvedValue(
      createQueuedCommentQueue({
        queueId: null,
        state: null,
        targetRunId: null,
        entries: [],
      }),
    );
    mockIssuesApi.interruptQueuedComments.mockReset().mockResolvedValue(createQueuedCommentQueue());
    mockIssuesApi.editQueuedComment.mockResolvedValue(
      createQueuedCommentQueue(),
    );
    mockIssuesApi.reorderQueuedComments.mockResolvedValue(
      createQueuedCommentQueue(),
    );
    mockIssuesApi.steerQueuedComment.mockResolvedValue(
      createQueuedCommentQueue(),
    );
    mockIssuesApi.discardQueuedComment.mockResolvedValue(
      createQueuedCommentQueue({ entries: [] }),
    );
    mockIssuesApi.markRead.mockResolvedValue({
      id: "issue-1",
      lastReadAt: new Date().toISOString(),
    });
    mockIssuesApi.archiveFromInbox.mockResolvedValue({
      id: "issue-1",
      archivedAt: new Date(),
    });
    mockIssuesApi.unarchiveFromInbox.mockResolvedValue({ ok: true });
    mockIssuesApi.getTreeControlState.mockResolvedValue({
      activePauseHold: null,
    });
    mockIssuesApi.listTreeHolds.mockResolvedValue([]);
    mockActivityApi.forIssue.mockResolvedValue([]);
    mockActivityApi.runsForIssue.mockResolvedValue([]);
    mockHeartbeatsApi.liveRunsForIssue.mockResolvedValue([]);
    mockHeartbeatsApi.activeRunForIssue.mockResolvedValue(null);
    mockAgentsApi.list.mockResolvedValue([]);
    mockAccessApi.getCurrentBoardAccess.mockResolvedValue({
      companyIds: ["company-1"],
      isInstanceAdmin: true,
      source: "session",
      keyId: null,
      user: null,
      userId: null,
    });
    mockAccessApi.listUserDirectory.mockResolvedValue({ users: [] });
    mockAuthApi.getSession.mockResolvedValue({ session: null, user: null });
    mockProjectsApi.list.mockResolvedValue([]);
    mockDecisionsApi.list.mockResolvedValue([]);
    mockInstanceSettingsApi.getGeneral.mockResolvedValue({
      feedbackDataSharingPreference: "prompt",
    });
    mockInstanceSettingsApi.getExperimental.mockResolvedValue({
      enableIssuePlanDecompositions: false,
      enableExperimentalFileViewer: false,
      enableExternalObjects: false,
      enableStreamlinedUi: true,
    });
    mockIssuesApi.listAcceptedPlanDecompositions.mockResolvedValue([]);
    mockIssuesApi.getDocument.mockResolvedValue(null);
    mockOpenPanel.mockClear();
    mockClosePanel.mockClear();
    mockSetPanelVisible.mockClear();
    mockRequestPanelMaximize.mockClear();
    mockClearPanelMaximizeRequest.mockClear();
    mockSetBreadcrumbPanelControl.mockClear();
    mockSetMobileToolbar.mockClear();
    mockIssuePropertiesRender.mockClear();
    mockTaskSidePanelRender.mockClear();
    mockIssuesListRender.mockClear();
    mockIssueChatThreadRender.mockClear();
    mockImageGalleryRender.mockClear();
    mockIssueWorkspaceCardRender.mockClear();
    mockNavigate.mockClear();
    mockOpenNewIssue.mockClear();
    mockOpenNewProject.mockClear();
    mockOpenNewGoal.mockClear();
    mockPushToast.mockClear();
    mockLocation.pathname = "/issues/PAP-1";
    mockLocation.search = "";
    mockLocation.hash = "";
    mockLocation.state = null;
    mockRouteParams.issueId = "PAP-1";
    mockRouteParams.companyPrefix = "PAP";
  });

  it("clears only the monitor after confirmation and refreshes the task", async () => {
    const nextCheckAt = new Date(Date.now() + 60_000).toISOString();
    const preservedPolicy = { mode: "normal", commentRequired: false, stages: [{ type: "review", approvalsNeeded: 1, participants: [{ type: "user", userId: "reviewer-1" }] }], maxReviewRounds: 4, authorizationPolicy: { assignmentPolicy: { mode: "protected" } } };
    const policy = { ...preservedPolicy, monitor: { nextCheckAt, scheduledBy: "board", notes: "Check deployment" } } as Issue["executionPolicy"];
    const monitored = createIssue({ status: "in_progress", executionPolicy: policy, executionState: { monitor: { status: "scheduled", nextCheckAt, attemptCount: 1 } } as Issue["executionState"] });
    const cleared = createIssue({ status: "in_progress", executionPolicy: preservedPolicy as Issue["executionPolicy"] });
    mockIssuesApi.get.mockResolvedValue(monitored);
    mockIssuesApi.update.mockImplementation(async () => {
      mockIssuesApi.get.mockResolvedValue(cleared);
      return cleared;
    });
    await act(async () => renderIssueView());
    await waitForAssertion(() => expect(container.querySelector('[aria-label="Cancel monitor"]')).not.toBeNull());
    await act(async () => (container.querySelector('[aria-label="Cancel monitor"]') as HTMLButtonElement).click());
    expect(mockIssuesApi.update).not.toHaveBeenCalled();
    await act(async () => Array.from(document.querySelectorAll("button")).find(b => b.textContent === "Cancel monitor")!.click());
    await waitForAssertion(() => expect(mockIssuesApi.update).toHaveBeenCalledWith(monitored.id, { expectedExecutionPolicy: policy, executionPolicy: preservedPolicy }));
    await waitForAssertion(() => expect(container.querySelector('[aria-label="Cancel monitor"]')).toBeNull());
  });

  it.each([false, true])("keeps monitor errors on the checked task (late response: %s)", async (lateResponse) => {
    const monitor = { monitor: { status: "scheduled", nextCheckAt: new Date(Date.now() + 60_000).toISOString(), attemptCount: 1, serviceName: "github" } } as Issue["executionState"];
    mockIssuesApi.get.mockResolvedValue(createIssue({ status: "in_progress", executionState: monitor }));
    const check = createDeferred<never>();
    mockIssuesApi.checkMonitorNow.mockReturnValue(check.promise);
    await act(async () => renderIssueView());
    let button: HTMLButtonElement | undefined;
    await waitForAssertion(() => {
      button = Array.from(container.querySelectorAll("button")).find((entry) => entry.textContent === "Check now");
      expect(button).toBeTruthy();
    });
    await act(async () => button!.click());
    if (!lateResponse) {
      check.reject(new Error("First task monitor failed"));
      await waitForAssertion(() => expect(container.textContent).toContain("First task monitor failed"));
    }
    const second = createIssue({ id: "issue-2", identifier: "PAP-2", title: "Second monitored task", status: "in_progress", executionState: monitor });
    mockIssuesApi.get.mockResolvedValue(second);
    queryClient.setQueryData(queryKeys.issues.detail("PAP-2"), second);
    mockRouteParams.issueId = "PAP-2";
    mockLocation.pathname = "/issues/PAP-2";
    await act(async () => renderIssueView());
    if (lateResponse) check.reject(new Error("First task monitor failed"));
    await flushReact();
    await waitForAssertion(() => {
      expect(container.textContent).toContain("Second monitored task");
      expect(container.textContent).not.toContain("First task monitor failed");
      expect(Array.from(container.querySelectorAll("button")).find((entry) => entry.textContent === "Check now")?.disabled).toBe(false);
    });
  });

  afterEach(async () => {
    await act(async () => {
      root.unmount();
    });
    queryClient.clear();
    container.remove();
    document.body.innerHTML = "";
    localStorage.clear();
    sessionStorage.clear();
    vi.restoreAllMocks();
  });

  it.each(["new-project", null])("remembers project %s only after its task update succeeds", async (projectId) => {
    const issue = createIssue({ projectId: "original-project" });
    trackRecentProject("original-project", issue.companyId);
    const failedUpdate = createDeferred<Issue>();
    const successfulUpdate = createDeferred<Issue>();
    mockIssuesApi.get.mockResolvedValue(issue);
    mockIssuesApi.update.mockClear();
    mockIssuesApi.update.mockReturnValueOnce(failedUpdate.promise).mockReturnValueOnce(successfulUpdate.promise);
    await act(async () => renderIssueView());
    let properties!: { onUpdate: (data: Record<string, unknown>) => void };
    await waitForAssertion(() => {
      properties = mockOpenPanel.mock.calls.at(-1)?.[0]?.props.children?.props;
      expect(properties?.onUpdate).toBeTypeOf("function");
    });
    await act(async () => properties.onUpdate({ projectId }));
    await waitForAssertion(() => expect(mockIssuesApi.update).toHaveBeenCalledTimes(1));
    expect(getLastProjectId(issue.companyId)).toBe("original-project");
    await act(async () => failedUpdate.reject(new Error("Project save failed")));
    await waitForAssertion(() => expect(mockPushToast).toHaveBeenCalledWith(expect.objectContaining({ title: "Task update failed" })));
    expect(getLastProjectId(issue.companyId)).toBe("original-project");
    await act(async () => properties.onUpdate({ projectId }));
    await waitForAssertion(() => expect(mockIssuesApi.update).toHaveBeenCalledTimes(2));
    expect(getLastProjectId(issue.companyId)).toBe("original-project");
    await act(async () => successfulUpdate.resolve({ ...issue, projectId }));
    await waitForAssertion(() => expect(getLastProjectId(issue.companyId)).toBe(projectId ?? ""));
    expect(getLastProjectId("company-2")).toBeUndefined();
  });

  it("keeps an existing conversation on its agent-addressed route", async () => {
    const agent = createAgent();
    const canonical = createIssue({ conversationAgentId: agent.id, conversationUserId: "user-1", conversationState: "waiting", status: "in_review" });
    mockIssuesApi.get.mockResolvedValue(canonical);
    await act(async () => {
      renderIssueView(<TaskDetailSurface conversation={{ agent, issue: canonical, ensureIssue: async () => canonical }} />);
    });
    await flushReact();
    expect(mockNavigate).not.toHaveBeenCalled();
    expect(mockIssuesApi.markRead).toHaveBeenCalledWith(canonical.id);
    const [breadcrumbs] = mockSetBreadcrumbs.mock.calls.at(-1)!;
    expect(breadcrumbs[0].leading.type).toBe(AgentAvatar);
    expect(breadcrumbs[0].leading.props).toMatchObject({ agent, size: 24 });
    expect(breadcrumbs[0].leadingKey).toBe(`agent:${agent.id}:${JSON.stringify(agent.appearance)}`);
    const updatedAgent = { ...agent, appearance: { schemaVersion: 1, characterVersion: "cap-v1", paletteId: "deep-tide" } } as Agent;
    await act(async () => {
      renderIssueView(<TaskDetailSurface conversation={{ agent: updatedAgent, issue: canonical, ensureIssue: async () => canonical }} />);
    });
    await flushReact();
    const [updatedBreadcrumbs] = mockSetBreadcrumbs.mock.calls.at(-1)!;
    expect(updatedBreadcrumbs[0].leading.props.agent).toEqual(updatedAgent);
    expect(updatedBreadcrumbs[0].leadingKey).not.toBe(breadcrumbs[0].leadingKey);

  });

  it.each(["message", "attachment"])("creates an unused conversation only for the first %s and updates its canonical cache", async (kind) => {
    mockIssuesApi.markRead.mockClear();
    const agent = createAgent();
    const canonical = createIssue({ conversationAgentId: agent.id, conversationUserId: "user-1", conversationState: "waiting", status: "in_review" });
    const ensureIssue = vi.fn().mockResolvedValue(canonical);
    const invalidate = vi.spyOn(queryClient, "invalidateQueries");
    mockIssuesApi.addComment.mockResolvedValue(createIssueComment({ body: "Clarify this goal" }));
    mockIssuesApi.uploadAttachment.mockResolvedValue(createAttachment({ id: "first-upload" }));
    await act(async () => {
      renderIssueView(<TaskDetailSurface conversation={{ agent, issue: null, ensureIssue }} />);
    });
    await flushReact();
    expect(ensureIssue).not.toHaveBeenCalled();
    expect(mockIssuesApi.markRead).not.toHaveBeenCalled();
    const props = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as {
      onAdd: (body: string) => Promise<void>;
      onAttachImage: (file: File) => Promise<IssueAttachment>;
    };
    if (kind === "message") {
      await act(async () => { await props.onAdd("Clarify this goal"); });
      expect(mockIssuesApi.addComment).toHaveBeenCalledWith(canonical.id, "Clarify this goal", undefined, undefined, undefined, expect.any(String));
      expect(invalidate).toHaveBeenCalledWith({ queryKey: queryKeys.issues.comments(canonical.id) });
    } else {
      const file = new File(["image"], "first.png", { type: "image/png" });
      await act(async () => { await props.onAttachImage(file); });
      expect(mockIssuesApi.uploadAttachment).toHaveBeenCalledWith(canonical.companyId, canonical.id, file);
      expect(invalidate).toHaveBeenCalledWith({ queryKey: queryKeys.issues.attachments(canonical.id) });
      expect(invalidate).toHaveBeenCalledWith({ queryKey: queryKeys.issues.detail(canonical.id) });
    }
    expect(ensureIssue).toHaveBeenCalledTimes(1);
  });

  it("retries the chosen initial chat mode after creation succeeded but mode persistence failed", async () => {
    mockIssuesApi.addComment.mockClear();
    mockIssuesApi.update.mockClear();
    const agent = createAgent();
    const canonical = createIssue({ conversationAgentId: agent.id, conversationUserId: "user-1", conversationState: "waiting", status: "in_review", workMode: "standard" });
    const ensureIssue = vi.fn().mockResolvedValue(canonical);
    mockIssuesApi.update.mockRejectedValueOnce(new Error("Mode save failed")).mockResolvedValue({ ...canonical, workMode: "ask" });
    mockIssuesApi.addComment.mockResolvedValue(createIssueComment({ body: "Research only" }));
    const renderChat = async (issue: Issue | null) => {
      await act(async () => renderIssueView(<TaskDetailSurface conversation={{ agent, issue, ensureIssue }} />));
      await flushReact();
      return mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as { onWorkModeChange: (mode: string) => Promise<void>; onAdd: (body: string) => Promise<void> };
    };
    let props = await renderChat(null);
    await act(async () => props.onWorkModeChange("ask"));
    props = mockIssueChatThreadRender.mock.calls.at(-1)?.[0];
    await act(async () => { await expect(props.onAdd("Research only")).rejects.toThrow("Mode save failed"); });
    expect(mockIssuesApi.addComment).not.toHaveBeenCalled();
    props = await renderChat(canonical);
    await act(async () => props.onAdd("Research only"));
    expect(mockIssuesApi.update).toHaveBeenNthCalledWith(2, canonical.id, { workMode: "ask" });
    expect(mockIssuesApi.addComment).toHaveBeenCalledOnce();
  });

  it("opens artifact cards in the shared gallery at the selected image without duplicating attachments", async () => {
    mockIssuesApi.get.mockResolvedValue(createIssue());
    mockIssuesApi.listAttachments.mockResolvedValue([
      createAttachment({
        id: "chat-image",
        contentType: "image/png",
        originalFilename: "chat.png",
      }),
      createAttachment({
        id: "00000000-0000-4000-8000-000000000001",
        contentType: "image/png",
        originalFilename: "artifact.png",
      }),
    ]);
    mockIssuesApi.listWorkProducts.mockResolvedValue([
      createArtifactWorkProduct({
        id: "artifact-1",
        attachmentId: "00000000-0000-4000-8000-000000000001",
        contentType: "image/png",
        originalFilename: "artifact.png",
      }),
      createArtifactWorkProduct({
        id: "artifact-2",
        attachmentId: "00000000-0000-4000-8000-000000000002",
        contentType: "image/png",
        originalFilename: "output.png",
      }),
    ]);
    const windowOpen = vi.spyOn(window, "open").mockImplementation(() => null);
    await act(async () => {
      renderIssueView();
    });
    await waitForAssertion(() => {
      expect(
        container.querySelector(
          'button[aria-label="Open gallery: output.png"]',
        ),
      ).not.toBeNull();
    });
    for (const [filename, index] of [
      ["artifact.png", 1],
      ["output.png", 2],
    ] as const) {
      await act(async () => {
        (
          container.querySelector(
            `button[aria-label="Open gallery: ${filename}"]`,
          ) as HTMLButtonElement
        ).click();
      });
      expect(mockImageGalleryRender.mock.calls.at(-1)?.[0]).toMatchObject({
        open: true,
        initialIndex: index,
        items: [
          { id: "chat-image" },
          { id: "00000000-0000-4000-8000-000000000001" },
          {
            id: "work-product-artifact-2",
            downloadPath:
              "/api/attachments/00000000-0000-4000-8000-000000000002/content?download=1",
          },
        ],
      });
    }
    expect(windowOpen).not.toHaveBeenCalled();
  });

  it("reveals a cold task and recent exchange while full detail and older history are stalled", async () => {
    queryClient.setQueryData(["issues", "history-expanded", "PAP-1"], false);
    const stalled = createDeferred<Issue>();
    mockIssuesApi.getCore.mockResolvedValue(createIssue({ description: "Original instruction" }));
    mockIssuesApi.get.mockReturnValue(stalled.promise);
    mockIssuesApi.recentComments.mockResolvedValue({ comments: [createIssueComment({ body: "Latest answer" })], latestCommentId: "comment-1", hasMore: true });
    await act(async () => { renderIssueView(); });
    await waitForAssertion(() => {
      expect(container.textContent).toContain("Issue detail smoke");
      expect(mockIssueChatThreadRender.mock.calls.at(-1)?.[0]).toMatchObject({
        compactHistory: true, initialHistoryPending: false,
        comments: [expect.objectContaining({ body: "Latest answer" })],
      });
    });
    expect(mockIssuesApi.listComments).not.toHaveBeenCalled();
    expect(mockActivityApi.forIssue).not.toHaveBeenCalled();
    expect(mockActivityApi.runsForIssue).not.toHaveBeenCalled();
    const disclosure = mockIssueChatThreadRender.mock.calls.at(-1)?.[0].historyControl;
    await act(async () => { disclosure.props.onClick(); });
    await waitForAssertion(() => {
      expect(mockIssuesApi.listComments).toHaveBeenCalled();
      expect(mockActivityApi.runsForIssue).toHaveBeenCalled();
      expect(mockIssueChatThreadRender.mock.calls.at(-1)?.[0].compactHistory).toBe(false);
    });
    expect(queryClient.getQueryData(["issues", "history-expanded", "PAP-1"])).toBe(true);
  });

  it.each([false, true])("loads older history after sending from a cold view (reassign=%s)", async (reassign) => {
    queryClient.setDefaultOptions({ queries: { retry: false, staleTime: 30_000 } });
    queryClient.setQueryData(["issues", "history-expanded", "PAP-1"], false);
    const issue = createIssue();
    const old = createIssueComment({ id: "old-comment", body: "Earlier instruction" });
    const recent = createIssueComment({ id: "recent-comment", body: "Latest answer" });
    const sent = createIssueComment({ id: "sent-comment", body: "Follow up" });
    mockIssuesApi.get.mockResolvedValue(issue);
    mockIssuesApi.recentComments.mockResolvedValue({ comments: [recent], latestCommentId: recent.id, hasMore: true });
    mockIssuesApi.addComment.mockResolvedValue(sent);
    mockIssuesApi.update.mockResolvedValue({ ...issue, comment: sent });
    mockIssuesApi.listComments.mockResolvedValue([sent, recent, old]);
    await act(async () => renderIssueView());
    const props = () => mockIssueChatThreadRender.mock.calls.at(-1)![0];
    await waitForAssertion(() => expect(props().comments).toEqual([expect.objectContaining({ id: recent.id })]));
    await act(async () => props().onAdd(sent.body, false, reassign ? { assigneeAgentId: "agent-1", assigneeUserId: null } : undefined));
    await waitForAssertion(() => expect(props().comments.some((comment: IssueComment) => comment.id === sent.id)).toBe(true));
    expect(mockIssuesApi.listComments).not.toHaveBeenCalled();
    await act(async () => props().historyControl.props.onClick());
    await waitForAssertion(() => {
      expect(mockIssuesApi.listComments).toHaveBeenCalled();
      expect(props().comments.some((comment: IssueComment) => comment.id === old.id)).toBe(true);
    });
  });

  it.each(["success", "failure"])("updates and rolls back core-only task edits on %s", async (outcome) => {
    queryClient.setQueryData(["issues", "history-expanded", "PAP-1"], false);
    const issue = createIssue();
    const pendingSave = createDeferred<Issue>();
    mockIssuesApi.getCore.mockResolvedValue(issue);
    mockIssuesApi.get.mockReturnValue(new Promise(() => {}));
    mockIssuesApi.update.mockReturnValue(pendingSave.promise);
    await act(async () => renderIssueView());
    let properties!: { onUpdate: (data: Record<string, unknown>) => void };
    await waitForAssertion(() => {
      properties = mockOpenPanel.mock.calls.at(-1)?.[0]?.props.children?.props;
      expect(properties?.onUpdate).toBeTypeOf("function");
    });
    await act(async () => properties.onUpdate({ title: "Edited before enrichment", status: "in_progress" }));
    await waitForAssertion(() => expect(queryClient.getQueryData<Issue>([...queryKeys.issues.detail("PAP-1"), "core"])?.status).toBe("in_progress"));
    if (outcome === "success") {
      const saved = { ...issue, title: "Saved before enrichment", status: "in_progress" as const };
      mockIssuesApi.getCore.mockResolvedValue(saved);
      await act(async () => pendingSave.resolve(saved));
    } else {
      await act(async () => pendingSave.reject(new Error("Save failed")));
    }
    await waitForAssertion(() => {
      expect(container.textContent).toContain(outcome === "success" ? "Saved before enrichment" : issue.title);
      expect(queryClient.getQueryData<Issue>([...queryKeys.issues.detail("PAP-1"), "core"])?.status).toBe(outcome === "success" ? "in_progress" : issue.status);
    });
    expect(queryClient.getQueryData(queryKeys.issues.detail("PAP-1"))).toBeUndefined();
  });

  it.each(["settled", "deleted"])("reconciles %s watched runs outside the preview after reconnecting", async (outcome) => {
    queryClient.setQueryData(["issues", "history-expanded", "PAP-1"], false);
    mockIssuesApi.get.mockResolvedValue(createIssue());
    const run = (runId: string, status = "succeeded") => ({ runId, status, agentId: "agent-1", createdAt: new Date().toISOString() });
    mockActivityApi.recentRunsForIssue.mockResolvedValue([run("watched", "running")]);
    await act(async () => renderIssueView());
    await waitForAssertion(() => expect(mockIssueChatThreadRender.mock.calls.at(-1)?.[0].linkedRuns).toEqual([expect.objectContaining({ runId: "watched", status: "running" })]));
    mockActivityApi.recentRunsForIssue.mockResolvedValue([run("newest"), run("middle")]);
    mockActivityApi.runsForIssue.mockClear().mockResolvedValue([run("newest"), run("middle"), ...(outcome === "settled" ? [run("watched")] : [])]);
    await act(async () => { await queryClient.invalidateQueries({ queryKey: queryKeys.issues.runs("PAP-1") }); });
    await waitForAssertion(() => expect(mockIssueChatThreadRender.mock.calls.at(-1)?.[0].linkedRuns).toEqual([
      ...(outcome === "settled" ? [expect.objectContaining({ runId: "watched", status: "succeeded" })] : []),
      expect.objectContaining({ runId: "newest", status: "succeeded" }),
    ]));
    await act(async () => { await queryClient.invalidateQueries({ queryKey: queryKeys.issues.runs("PAP-1") }); });
    expect(mockActivityApi.runsForIssue).toHaveBeenCalledTimes(1);
  });

  it("keeps a delivered message out of the queue when its receipt is older than recent activity", async () => {
    queryClient.setQueryData(["issues", "history-expanded", "PAP-1"], false);
    const comment = createQueuedCommentQueue().entries[0].comment;
    mockIssuesApi.get.mockResolvedValue(createIssue({ status: "in_progress", assigneeAgentId: "agent-1", executionRunId: "run-active-1" }));
    mockIssuesApi.recentComments.mockResolvedValue({ comments: [comment], latestCommentId: comment.id, hasMore: true });
    mockAgentsApi.list.mockResolvedValue([createAgent({ adapterType: "paperclip_runner" })]);
    mockHeartbeatsApi.activeRunForIssue.mockResolvedValue({
      id: "run-active-1", runtimeMode: "native", status: "running", agentId: "agent-1",
      adapterType: "paperclip_runner", startedAt: "2026-04-21T00:00:00.000Z", createdAt: "2026-04-21T00:00:00.000Z",
    });
    mockActivityApi.inputFactsForIssue.mockResolvedValue([{
      id: "old-receipt", action: "issue.queued_comment_steered", createdAt: "2026-04-21T00:00:06.000Z",
      details: { commentId: comment.id, targetRunId: "run-active-1", duplicate: false },
    }]);
    await act(async () => renderIssueView());
    await waitForAssertion(() => {
      const props = mockIssueChatThreadRender.mock.calls.at(-1)?.[0];
      expect(props.queuedCommentQueue).toBeNull();
      expect(props.comments).toContainEqual(expect.objectContaining({ id: comment.id, steeredIntoRunId: "run-active-1" }));
    });
    expect(mockActivityApi.inputFactsForIssue).toHaveBeenCalledWith("PAP-1", [comment.id]);
    expect(mockActivityApi.forIssue).not.toHaveBeenCalled();
  });

  it("retains every recent run observed during an open task", async () => {
    queryClient.setQueryData(["issues", "history-expanded", "PAP-1"], false);
    mockIssuesApi.get.mockResolvedValue(createIssue());
    const run = (id: string) => ({ runId: id, agentId: "agent-1", status: "succeeded", runtimeMode: "native", createdAt: new Date().toISOString() });
    mockActivityApi.recentRunsForIssue.mockResolvedValue([run("latest"), run("older")]);
    await act(async () => { renderIssueView(); });
    await waitForAssertion(() => {
      expect(mockIssueChatThreadRender.mock.calls.at(-1)?.[0].linkedRuns.map((r: { runId: string }) => r.runId)).toEqual(["latest"]);
    });
    for (const id of ["next", "newest"]) {
      mockActivityApi.recentRunsForIssue.mockResolvedValue([run(id)]);
      await act(async () => { await queryClient.invalidateQueries({ queryKey: queryKeys.issues.runs("PAP-1") }); });
    }
    await waitForAssertion(() => {
      expect(mockIssueChatThreadRender.mock.calls.at(-1)?.[0].linkedRuns.map((r: { runId: string }) => r.runId)).toEqual(["latest", "next", "newest"]);
    });
  });

  it.each(["comments", "description", "empty"])("coordinates %s with the initial cards and supporting history", async (content) => {
    const history = createDeferred<[]>();
    mockIssuesApi.get.mockResolvedValue(createIssue({
      description: content === "description" ? "Saved task description" : null,
    }));
    mockIssuesApi.listComments.mockResolvedValue(content === "comments" ? [createIssueComment()] : []);
    mockActivityApi.forIssue.mockReturnValue(history.promise);
    mockActivityApi.runsForIssue.mockReturnValue(history.promise);
    mockHeartbeatsApi.liveRunsForIssue.mockReturnValue(history.promise);
    mockIssuesApi.listInteractions.mockReturnValue(history.promise);
    mockIssuesApi.listAttachments.mockReturnValue(history.promise);
    mockIssuesApi.listWorkProducts.mockReturnValue(history.promise);

    await act(async () => {
      renderIssueView();
    });
    await waitForAssertion(() => {
      expect(mockIssueChatThreadRender.mock.calls.at(-1)?.[0]).toMatchObject({
        initialHistoryPending: true,
      });
    });
    // Resolving metadata fills the same thread rather than replacing its content.
    history.resolve([]);
    await waitForAssertion(() => {
      expect(mockIssueChatThreadRender.mock.calls.at(-1)?.[0]).toMatchObject({ initialHistoryPending: false });
    });
  });

  it("loads from the pending state into issue detail without changing hook order", async () => {
    const issueRequest = createDeferred<Issue>();
    mockIssuesApi.get.mockReturnValueOnce(issueRequest.promise);

    await act(async () => {
      renderIssueView();
    });

    // The task response may need slow workspace/recovery enrichment. The
    // thread requests must already be in flight while its skeleton is showing.
    expect(mockActivityApi.forIssue).toHaveBeenCalledWith("PAP-1");
    expect(mockActivityApi.runsForIssue).toHaveBeenCalledWith("PAP-1");

    issueRequest.resolve(createIssue());
    await flushReact();
    await flushReact();

    expect(container.textContent).toContain("Issue detail smoke");
    expect(container.textContent).toContain("Task chat thread");
    const titleGroup = container.querySelector(
      '[data-slot="task-detail-title"]',
    );
    const identifier = titleGroup?.querySelector(
      '[data-slot="task-title-identifier"]',
    );
    const titleRow = titleGroup?.parentElement;
    const titleActions = container.querySelector(
      '[data-slot="task-title-actions"]',
    );
    expect(titleGroup?.textContent?.replace(/\s+/g, " ").trim()).toBe(
      "Issue detail smokePAP-1",
    );
    expect(identifier?.textContent).toBe("PAP-1");
    expect(titleRow?.className).toContain("pr-8");
    expect(titleActions?.className).toContain("absolute");
    expect(titleActions?.className).toContain("top-0");
    expect(
      titleActions?.querySelector('button[aria-label="More task actions"]'),
    ).not.toBeNull();
    expect(
      consoleErrorSpy.mock.calls.some((call: unknown[]) =>
        String(call[0]).includes(
          "React has detected a change in the order of Hooks",
        ),
      ),
    ).toBe(false);
  });

  it.each([false, true])(
    "preserves explicit upload receipt IDs through the page mutation (reassign=%s)",
    async (reassign) => {
      const issue = createIssue();
      const id = "9af8228f-0be7-45ae-a104-6fbe0af6f1d3";
      const file = new File(["fresh"], "fresh.txt", { type: "text/plain" });
      mockIssuesApi.get.mockResolvedValue(issue);
      mockIssuesApi.uploadAttachment.mockResolvedValue({
        id,
        issueId: issue.id,
        companyId: issue.companyId,
        contentPath: `/api/attachments/${id}/content`,
      });
      mockIssuesApi.addComment
        .mockClear()
        .mockResolvedValue(createIssueComment());
      mockIssuesApi.update
        .mockClear()
        .mockResolvedValue({ ...issue, comment: createIssueComment() });
      await act(async () =>
        renderIssueView(),
      );
      await waitForAssertion(() =>
        expect(mockIssueChatThreadRender).toHaveBeenCalled(),
      );
      const props = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as {
        onAttachImage(file: File): Promise<{ id: string }>;
        onAdd(
          body: string,
          reopen?: boolean,
          reassignment?: {
            assigneeAgentId: string | null;
            assigneeUserId: string | null;
          },
          attachmentIds?: string[],
        ): Promise<void>;
      };
      let uploaded!: { id: string };
      await act(async () => {
        uploaded = await props.onAttachImage(file);
      });
      expect(uploaded.id).toBe(id);
      const invalidate = vi.spyOn(queryClient, "invalidateQueries");
      await act(async () =>
        props.onAdd(
          "Inspect the new file",
          undefined,
          reassign
            ? { assigneeAgentId: "agent-2", assigneeUserId: null }
            : undefined,
          [uploaded.id],
        ),
      );
      for (const ref of [issue.id, issue.identifier]) {
        expect(invalidate).toHaveBeenCalledWith({
          queryKey: queryKeys.issues.attachments(ref!),
        });
      }
      if (reassign) {
        expect(mockIssuesApi.update).toHaveBeenCalledWith(issue.identifier, {
          comment: "Inspect the new file",
          commentClientRequestId: undefined,
          assigneeAgentId: "agent-2",
          assigneeUserId: null,
          assigneeAdapterOverrides: null,
          attachmentIds: [id],
        });
        expect(mockIssuesApi.addComment).not.toHaveBeenCalled();
      } else {
        expect(mockIssuesApi.addComment).toHaveBeenCalledWith(
          issue.identifier,
          "Inspect the new file",
          undefined,
          undefined,
          [id],
          expect.any(String),
        );
        expect(mockIssuesApi.update).not.toHaveBeenCalled();
      }
    },
  );

  it("keeps hierarchy breadcrumbs and label chips out of the Streamlined task header", async () => {
    mockIssuesApi.get.mockResolvedValue(
      createIssue({
        ancestors: [
          {
            id: "parent-1",
            identifier: "PAP-0",
            title: "Parent task visible in Properties",
          },
        ] as Issue["ancestors"],
        labels: [
          {
            id: "label-1",
            companyId: "company-1",
            name: "Quick win",
            color: "#22c55e",
            createdAt: new Date("2026-04-21T00:00:00.000Z"),
            updatedAt: new Date("2026-04-21T00:00:00.000Z"),
          },
        ],
        labelIds: ["label-1"],
      }),
    );

    await act(async () => {
      renderIssueView();
    });
    await flushReact();

    expect(container.textContent).not.toContain(
      "Parent task visible in Properties",
    );
    expect(container.textContent).not.toContain("Quick win");
    expect(container.textContent).toContain("Issue detail smoke");
  });

  it("preserves hierarchy breadcrumbs and label chips when Streamlined UI is off", async () => {
    mockInstanceSettingsApi.getExperimental.mockResolvedValue({
      enableIssuePlanDecompositions: false,
      enableExperimentalFileViewer: false,
      enableExternalObjects: false,
      enableStreamlinedUi: false,
    });
    mockIssuesApi.get.mockResolvedValue(
      createIssue({
        ancestors: [
          {
            id: "parent-1",
            identifier: "PAP-0",
            title: "Parent task breadcrumb",
          },
        ] as Issue["ancestors"],
        labels: [
          {
            id: "label-1",
            companyId: "company-1",
            name: "Legacy label",
            color: "#22c55e",
            createdAt: new Date("2026-04-21T00:00:00.000Z"),
            updatedAt: new Date("2026-04-21T00:00:00.000Z"),
          },
        ],
        labelIds: ["label-1"],
      }),
    );

    await act(async () => {
      renderIssueView();
    });
    await flushReact();

    expect(container.textContent).toContain("Parent task breadcrumb");
    expect(container.textContent).toContain("Legacy label");
  });

  it("lifts the redesigned desktop thread into the side-panel header band", async () => {
    mockInstanceSettingsApi.getExperimental.mockResolvedValue({
      enableIssuePlanDecompositions: false,
      enableExperimentalFileViewer: false,
      enableExternalObjects: false,
      enableStreamlinedUi: false,
    });
    mockIssuesApi.get.mockResolvedValue(createIssue());

    await act(async () => {
      renderIssueView();
    });
    await waitForAssertion(() => {
      const content = container.querySelector(
        '[data-testid="issue-detail-content"]',
      );
      expect(content).not.toBeNull();
      expect(content!.className).toContain("-mt-4");
      expect(content!.className).toContain("md:-mt-6");
    });
  });

  it("does not register a redundant breadcrumb side-panel toggle in Streamlined UI", async () => {
    mockIssuesApi.get.mockResolvedValue(createIssue());
    mockPanelState.panelVisible = false;

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    expect(
      mockSetBreadcrumbToolbar.mock.calls.every(([node]) => node === null),
    ).toBe(true);
  });

  it("retains the production breadcrumb side-panel toggle when Streamlined UI is off", async () => {
    mockIssuesApi.get.mockResolvedValue(createIssue());
    mockPanelState.panelVisible = false;
    mockInstanceSettingsApi.getExperimental.mockResolvedValue({
      enableIssuePlanDecompositions: false,
      enableExperimentalFileViewer: false,
      enableExternalObjects: false,
      enableStreamlinedUi: false,
    });

    await act(async () => {
      renderIssueView();
    });
    await flushReact();

    const toolbar = mockSetBreadcrumbToolbar.mock.calls
      .map(([node]) => node)
      .find((node) => node !== null) as ReactElement<{
      children: ReactElement<{ onToggle: () => void }>;
    }>;
    expect(toolbar).toBeDefined();
    toolbar.props.children.props.onToggle();
    expect(mockSetPanelVisible).toHaveBeenCalledWith(true);
  });

  it("uses task activity for recency and ignores passive revisits", async () => {
    const authRequest = createDeferred<{
      session: { userId: string };
      user: { id: string };
    }>();
    const issue = createIssue({
      title: "Initial recent title",
      status: "todo",
      updatedAt: new Date(100),
    });
    mockAuthApi.getSession.mockReturnValue(authRequest.promise);
    mockIssuesApi.get.mockResolvedValue(issue);

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    expect(
      readRecentTasks(getRecentTasksStorageKey("company-1", null), "company-1"),
    ).toEqual([]);

    await act(async () => {
      authRequest.resolve({
        session: { userId: "user-1" },
        user: { id: "user-1" },
      });
    });
    await waitForAssertion(() => {
      expect(
        readRecentTasks(
          getRecentTasksStorageKey("company-1", "user-1"),
          "company-1",
        ),
      ).toEqual([
        expect.objectContaining({
          id: "issue-1",
          title: "Initial recent title",
          status: "todo",
          recordedAt: 100,
        }),
      ]);
    });

    act(() => {
      queryClient.setQueryData(queryKeys.issues.detail("PAP-1"), {
        ...issue,
        title: "Snapshot refresh title",
        status: "in_progress",
        updatedAt: new Date(200),
      });
    });
    await flushReact();

    expect(
      readRecentTasks(
        getRecentTasksStorageKey("company-1", "user-1"),
        "company-1",
      )[0],
    ).toMatchObject({
      title: "Snapshot refresh title",
      status: "in_progress",
      recordedAt: 200,
    });
  });

  it("opens a closed desktop pane and routes an ordinary document to its own tab on direct load", async () => {
    mockPanelState.panelVisible = false;
    mockLocation.hash = "#document-qa-evidence";
    mockIssuesApi.get.mockResolvedValue(createIssue());

    await act(async () => {
      renderIssueView();
    });

    await waitForAssertion(() => {
      expect(mockSetPanelVisible).toHaveBeenCalledWith(true);
      const panel = mockOpenPanel.mock.calls.at(-1)?.[0]?.props.children as
        { props?: Record<string, unknown> } | undefined;
      expect(panel?.props?.documentDeepLink).toMatchObject({
        tab: "document",
        documentKey: "qa-evidence",
      });
    });
  });

  it("leaves ordinary document links to the classic center-column surface", async () => {
    mockPanelState.panelVisible = false;
    mockLocation.hash = "#document-qa-evidence";
    mockInstanceSettingsApi.getExperimental.mockResolvedValue({
      enableIssuePlanDecompositions: false,
      enableExperimentalFileViewer: false,
      enableExternalObjects: false,
      enableClassicTaskInterface: true,
    });
    mockIssuesApi.get.mockResolvedValue(createIssue());

    await act(async () => {
      renderIssueView();
    });

    await waitForAssertion(() => {
      expect(
        container.querySelector('[data-testid="issue-chat-thread"]'),
      ).not.toBeNull();
      expect(mockSetPanelVisible).not.toHaveBeenCalled();
      const panel = mockOpenPanel.mock.calls.at(-1)?.[0]?.props.children as
        { props?: Record<string, unknown> } | undefined;
      expect(panel?.props?.documentDeepLink).toBeNull();
    });
  });

  it("clears document routing when the URL no longer names a document", async () => {
    mockLocation.hash = "#document-qa-evidence";
    mockIssuesApi.get.mockResolvedValue(createIssue());

    await act(async () => {
      renderIssueView();
    });
    await waitForAssertion(() => {
      const panel = mockOpenPanel.mock.calls.at(-1)?.[0]?.props.children as
        { props?: Record<string, unknown> } | undefined;
      expect(panel?.props?.documentDeepLink).toMatchObject({
        documentKey: "qa-evidence",
      });
    });

    mockLocation.hash = "#work-product-1";
    await act(async () => {
      renderIssueView();
    });

    await waitForAssertion(() => {
      const panel = mockOpenPanel.mock.calls.at(-1)?.[0]?.props.children as
        { props?: Record<string, unknown> } | undefined;
      expect(panel?.props?.documentDeepLink).toBeNull();
    });
  });

  it("routes plan to the Plan pane tab and leaves continuation-summary on its existing surface", async () => {
    mockPanelState.panelVisible = false;
    mockLocation.hash = "#document-plan";
    mockIssuesApi.get.mockResolvedValue(createIssue());

    await act(async () => {
      renderIssueView();
    });
    await waitForAssertion(() => {
      const panel = mockOpenPanel.mock.calls.at(-1)?.[0]?.props.children as
        { props?: Record<string, unknown> } | undefined;
      expect(panel?.props?.documentDeepLink).toMatchObject({
        tab: "plans",
        documentKey: "plan",
      });
    });

    mockSetPanelVisible.mockClear();
    mockLocation.hash = "#document-continuation-summary";
    await act(async () => {
      renderIssueView();
    });
    expect(mockSetPanelVisible).not.toHaveBeenCalled();
    await waitForAssertion(() => {
      const panel = mockOpenPanel.mock.calls.at(-1)?.[0]?.props.children as
        { props?: Record<string, unknown> } | undefined;
      expect(panel?.props?.documentDeepLink).toBeNull();
    });
  });

  it("routes the first document click through the mounted task, including UUID aliases", async () => {
    mockLocation.pathname = "/PAP/issues/PAP-1";
    mockLocation.state = { from: "inbox" };
    mockIssuesApi.get.mockResolvedValue(createIssue());
    await act(async () => {
      renderIssueView();
    });
    await waitForAssertion(() => expect(queryClient.getQueryData(queryKeys.issues.detail("PAP-1"))).toBeDefined());
    const getCalls = mockIssuesApi.get.mock.calls.length;
    const link = document.createElement("a");
    link.href = "/PAP/issues/issue-1#document-plan";
    const closePreview = vi.fn((event: Event) => expect(event.defaultPrevented).toBe(true));
    link.addEventListener("click", closePreview);
    container.appendChild(link);
    const event = new MouseEvent("click", { bubbles: true, cancelable: true });
    await act(async () => { link.dispatchEvent(event); });
    expect(event.defaultPrevented).toBe(true);
    expect(closePreview).toHaveBeenCalledTimes(1);
    expect(mockNavigate).toHaveBeenCalledWith("/PAP/issues/PAP-1#document-plan", {
      preventScrollReset: true,
      state: { from: "inbox", taskDocumentScrollEntry: { key: "task-entry", hash: "", pathname: "/PAP/issues/PAP-1" } },
    });
    expect(mockIssuesApi.get).toHaveBeenCalledTimes(getCalls);
  });

  it.each(["modifier", "new-tab", "download"])("preserves native document-link behavior for %s", async (kind) => {
    mockIssuesApi.get.mockResolvedValue(createIssue());
    await act(async () => {
      renderIssueView();
    });
    const link = document.createElement("a");
    link.href = "#document-plan";
    if (kind === "new-tab") link.target = "_blank";
    if (kind === "download") link.download = "plan.md";
    container.appendChild(link);
    const event = new MouseEvent("click", { bubbles: true, cancelable: true, metaKey: kind === "modifier" });
    // Keep jsdom from following the native link after observing our handler.
    link.addEventListener("click", () => expect(event.defaultPrevented).toBe(false), { once: true });
    link.addEventListener("click", (click) => click.preventDefault(), { once: true });
    await act(async () => { link.dispatchEvent(event); });
    expect(mockNavigate).not.toHaveBeenCalled();
  });

  it("replays document routing when the current same-page hash is clicked again", async () => {
    mockLocation.hash = "#document-qa-evidence";
    mockIssuesApi.get.mockResolvedValue(createIssue());
    await act(async () => {
      renderIssueView();
    });
    await waitForAssertion(() => {
      const panel = mockOpenPanel.mock.calls.at(-1)?.[0]?.props.children as
        { props?: Record<string, unknown> } | undefined;
      expect(
        (panel?.props?.documentDeepLink as { requestId?: number } | null)
          ?.requestId,
      ).toBe(1);
    });

    const link = document.createElement("a");
    link.href = "#document-qa-evidence";
    link.textContent = "QA evidence";
    container.appendChild(link);
    await act(async () => link.click());

    await waitForAssertion(() => {
      const panel = mockOpenPanel.mock.calls.at(-1)?.[0]?.props.children as
        { props?: Record<string, unknown> } | undefined;
      expect(
        (panel?.props?.documentDeepLink as { requestId?: number } | null)
          ?.requestId,
      ).toBe(2);
    });
  });

  it("maximizes the desktop pane once per viewer=full deep link", async () => {
    mockPanelState.panelVisible = false;
    mockLocation.hash = "#document-qa-evidence&viewer=full";
    mockIssuesApi.get.mockResolvedValue(createIssue());

    await act(async () => {
      renderIssueView();
    });

    await waitForAssertion(() => {
      expect(mockSetPanelVisible).toHaveBeenCalledWith(true);
      expect(mockRequestPanelMaximize).toHaveBeenCalledTimes(1);
    });

    // Replaying the same hash (same-page link click) reopens the document but
    // must not re-maximize a pane the user may have deliberately restored.
    const link = document.createElement("a");
    link.href = "#document-qa-evidence&viewer=full";
    link.textContent = "QA evidence";
    container.appendChild(link);
    await act(async () => link.click());
    expect(mockRequestPanelMaximize).toHaveBeenCalledTimes(1);

    // Ending the deep link drops the pending request and re-arms the guard.
    mockLocation.hash = "";
    await act(async () => {
      renderIssueView();
    });
    await waitForAssertion(() => {
      expect(mockClearPanelMaximizeRequest).toHaveBeenCalled();
    });
  });

  it("re-maximizes when navigating to another issue with an identical viewer=full hash", async () => {
    mockPanelState.panelVisible = false;
    mockLocation.hash = "#document-qa-evidence&viewer=full";
    mockIssuesApi.get.mockResolvedValue(createIssue());

    await act(async () => {
      renderIssueView();
    });

    await waitForAssertion(() => {
      expect(mockRequestPanelMaximize).toHaveBeenCalledTimes(1);
    });

    // Navigate to a sibling issue whose URL carries the same document hash.
    // IssueDetail stays mounted; the destination pane must still maximize.
    mockRouteParams.issueId = "PAP-2";
    mockLocation.pathname = "/issues/PAP-2";
    mockIssuesApi.get.mockResolvedValue(
      createIssue({ id: "issue-2", identifier: "PAP-2" }),
    );
    await act(async () => {
      renderIssueView();
    });

    await waitForAssertion(() => {
      expect(mockRequestPanelMaximize).toHaveBeenCalledTimes(2);
    });
  });

  it("opens Artifacts for existing output without discarding a document deep link", async () => {
    mockLocation.hash = "#document-agents";
    mockIssuesApi.get.mockResolvedValue(createIssue({
      documentSummaries: [{
        id: "agents-doc", companyId: "company-1", issueId: "issue-1",
        key: "agents", title: "AGENTS.md", format: "markdown",
        latestRevisionId: "revision-1", latestRevisionNumber: 1,
        createdByAgentId: "agent-1", createdByUserId: null,
        updatedByAgentId: "agent-1", updatedByUserId: null,
        lockedAt: null, lockedByAgentId: null, lockedByUserId: null,
        createdAt: new Date(), updatedAt: new Date(),
      }],
    }));
    await act(async () => {
      renderIssueView();
    });
    await waitForAssertion(() => {
      const props = mockOpenPanel.mock.calls.at(-1)?.[0]?.props.children?.props;
      expect(props?.artifactsOpenRequestId).toBe(1);
      expect(props?.documentDeepLink?.documentKey).toBe("agents");
    });
  });

  it.each([false, true])("registers new artifacts without opening a closed panel (mobile: %s)", async (isMobile) => {
    mockSidebarState.isMobile = isMobile;
    mockLocation.state = createIssueDetailLocationState("Inbox", "/inbox/mine", "inbox");
    mockPanelState.panelVisible = false;
    mockIssuesApi.get.mockResolvedValue(createIssue());
    await act(async () => {
      renderIssueView();
    });
    await waitForAssertion(() => {
      expect(queryClient.getQueryData(queryKeys.issues.attachments("PAP-1"))).toEqual([]);
    });
    await flushReact();
    const panelProps = () => (isMobile
      ? mockTaskSidePanelRender.mock.calls.at(-1)?.[0]
      : mockOpenPanel.mock.calls.at(-1)?.[0]?.props.children?.props) as {
        artifactsOpenRequestId?: number;
        onArtifactsOpened: (requestId: number) => void;
      };
    const file = createAttachment({ id: "new-output", createdByAgentId: "agent-1" });
    act(() => { queryClient.setQueryData(queryKeys.issues.attachments("PAP-1"), [file]); });
    await flushReact();
    expect(mockSetPanelVisible).not.toHaveBeenCalled();
    expect(document.querySelector('[data-testid="mobile-task-side-panel"]')).toBeNull();
    if (isMobile) {
      const toolbar = mockSetMobileToolbar.mock.calls.map(([node]) => node).filter(Boolean).at(-1);
      // The pending arrival is consumed only when the user opens the sheet.
      act(() => toolbar.props.onProperties());
    }
    await waitForAssertion(() => expect(panelProps()?.artifactsOpenRequestId).toBe(1));

    act(() => panelProps().onArtifactsOpened(1));
    await waitForAssertion(() => expect(panelProps().artifactsOpenRequestId).toBeUndefined());
    act(() => { queryClient.setQueryData(queryKeys.issues.attachments("PAP-1"), [{ ...file, originalFilename: "Renamed output" }]); });
    await flushReact();
    expect(panelProps().artifactsOpenRequestId).toBeUndefined();

    act(() => { queryClient.setQueryData(queryKeys.issues.attachments("PAP-1"), [file,
      createAttachment({ id: "next-output", createdByAgentId: "agent-1" }),
    ]); });
    await waitForAssertion(() => expect(panelProps().artifactsOpenRequestId).toBe(2));
  });

  it("opens the mobile properties sheet for a document deep link", async () => {
    mockSidebarState.isMobile = true;
    mockLocation.hash = "#document-qa-evidence";
    mockIssuesApi.get.mockResolvedValue(createIssue());

    await act(async () => {
      renderIssueView();
    });

    await waitForAssertion(() => {
      expect(mockTaskSidePanelRender).toHaveBeenCalledWith(
        expect.objectContaining({
          inline: true,
          documentDeepLink: expect.objectContaining({
            tab: "document",
            documentKey: "qa-evidence",
          }),
        }),
      );
    });
    expect(mockSetPanelVisible).not.toHaveBeenCalled();
  });

  it("opens a plan deep link in the shared mobile side-panel sheet", async () => {
    mockSidebarState.isMobile = true;
    mockLocation.hash = "#document-plan";
    mockIssuesApi.get.mockResolvedValue(createIssue());

    await act(async () => {
      renderIssueView();
    });

    await waitForAssertion(() => {
      expect(mockTaskSidePanelRender).toHaveBeenCalledWith(
        expect.objectContaining({
          inline: true,
          documentDeepLink: expect.objectContaining({
            tab: "plans",
            documentKey: "plan",
          }),
        }),
      );
    });

    const panel = document.querySelector(
      '[data-testid="mobile-task-side-panel"]',
    );
    expect(panel).not.toBeNull();
    expect(panel?.className).toContain("inset-0 h-dvh max-h-dvh");
    expect(panel?.className).toContain("w-full");
    expect(panel?.className).toContain("max-w-none");
    expect(panel?.textContent).toContain("Task side panel");
    expect(panel?.querySelector('[data-slot="sheet-close"]')).not.toBeNull();
  });

  it("loads ancestors, subtask membership and created work independently and refreshes on issue activity", async () => {
    const ancestors = [{ id: "parent-task", identifier: "PAP-0", title: "Parent task", status: "in_progress" }] as Issue["ancestors"];
    const createdFrom: Issue["createdFrom"] = {
      issue: { id: "origin-task", identifier: "PAP-168", title: "Origin task", status: "in_progress" },
      run: { id: "run-1", agentId: "qa-agent" },
      agent: { id: "qa-agent", name: "Paperclip QA" },
    };
    const source = createIssue({ ancestors, createdFrom });
    const child = createIssue({ id: "manual-child", parentId: source.id, title: "Manual child" });
    const created = createIssue({ id: "created-task", parentId: null, title: "Created elsewhere" });
    mockIssuesApi.get.mockResolvedValue(source);
    mockIssuesApi.list.mockImplementation((_companyId, filters?: { descendantOf?: string; createdFromIssueId?: string }) =>
      Promise.resolve(filters?.descendantOf === source.id ? [child] : filters?.createdFromIssueId === source.id ? [created] : []),
    );
    await act(async () => { renderIssueView(); });
    await flushReact();
    await flushReact();
    const taskProjection = () => mockOpenPanel.mock.calls.at(-1)?.[0]?.props.children?.props.tasksTab;
    expect(taskProjection()?.content.props.subtasks.map((row: Issue) => row.id)).toEqual([child.id]);
    expect(taskProjection()?.content.props.createdTasks.map((row: Issue) => row.id)).toEqual([created.id]);
    expect(taskProjection()?.content.props.ancestors).toEqual(ancestors);
    expect(taskProjection()?.content.props.createdFrom).toEqual(createdFrom);
    expect(taskProjection()?.count).toBe(4);

    const next = createIssue({ id: "new-created-task", parentId: source.id });
    mockIssuesApi.list.mockImplementation((_companyId, filters?: { descendantOf?: string; createdFromIssueId?: string }) =>
      Promise.resolve(filters?.descendantOf === source.id ? [child, next] : filters?.createdFromIssueId === source.id ? [created, next] : []),
    );
    await act(async () => { await queryClient.invalidateQueries({ queryKey: queryKeys.issues.list(source.companyId) }); });
    await flushReact();
    expect(taskProjection()?.count).toBe(5);
    expect(taskProjection()?.content.props.createdTasks.map((row: Issue) => row.id)).toContain(next.id);
  });

  it("moves subtask data into the properties panel instead of the chat center pane", async () => {
    mockIssuesApi.get.mockResolvedValue(createIssue());
    mockIssuesApi.list.mockResolvedValue([
      createIssue({
        id: "child-1",
        parentId: "issue-1",
        identifier: "PAP-2",
        issueNumber: 2,
        title: "Child task",
      }),
    ]);

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    const panel = mockOpenPanel.mock.calls.at(-1)?.[0]?.props.children as
      { props?: Record<string, unknown> } | undefined;
    expect(panel?.props?.childIssues).toEqual([
      expect.objectContaining({ id: "child-1", identifier: "PAP-2" }),
    ]);
    expect(panel?.props?.onAddSubIssue).toEqual(expect.any(Function));
    expect(container.textContent).not.toContain("Sub-issues");
    expect(mockIssuesListRender).not.toHaveBeenCalled();
  });

  it("hides the full sub-task tree when the task has no subtasks", async () => {
    mockIssuesApi.get.mockResolvedValue(createIssue());
    mockIssuesApi.list.mockResolvedValue([]);

    await act(async () => {
      renderIssueView();
    });
    await flushReact();

    expect(
      container.querySelector('[data-testid="task-chat-thread"]'),
    ).not.toBeNull();
    expect(mockIssueChatThreadRender).toHaveBeenCalled();

    await flushReact();

    expect(
      container.querySelector('[aria-label="Open file in this issue"]'),
    ).toBeNull();

    expect(container.textContent).not.toContain("Plan decomposition");
    expect(mockIssuesApi.listAcceptedPlanDecompositions).not.toHaveBeenCalled();

    expect(container.textContent).not.toContain("Sub-issues");
    expect(mockIssuesListRender.mock.calls).not.toContainEqual([
      expect.objectContaining({ isLoading: false }),
    ]);
  });

  it("keeps the properties panel stable across unrelated chat-detail renders", async () => {
    mockIssuesApi.get.mockResolvedValue(createIssue());
    const detail = (
      <QueryClientProvider client={queryClient}>
        <IssueDetail />
      </QueryClientProvider>
    );

    await act(async () => {
      root.render(detail);
    });
    await flushReact();
    await flushReact();

    const panelOpenCount = mockOpenPanel.mock.calls.length;
    expect(panelOpenCount).toBeGreaterThan(0);

    // React Query returns a new mutation result object on render. The panel
    // effect must depend on the stable mutate function rather than that wrapper
    // object, or openPanel's state update recursively renders
    // IssueDetail until React throws "Maximum update depth exceeded".
    await act(async () => {
      root.render(detail);
    });
    await flushReact();

    expect(mockOpenPanel).toHaveBeenCalledTimes(panelOpenCount);
  });

  it("does not loop openPanel when the sub-task list query is still loading (PAP-508)", async () => {
    // While the descendant-issues query is still in flight, `data` is undefined.
    // A literal `= []` default for that `data` mints a new array reference on
    // every render, which destabilizes the child-derived panel key, re-firing
    // openPanel each render until
    // React throws "Maximum update depth exceeded". Keep the list query pending
    // so `data` stays undefined and the stabilization of the empty default is
    // the only thing preventing the loop. A fresh root element is rendered each
    // pass so React actually re-renders IssueDetail (a reused element reference
    // lets the reconciler bail out, masking the loop).
    const pendingListRequest = createDeferred<Issue[]>();
    mockIssuesApi.get.mockResolvedValue(createIssue());
    mockIssuesApi.list.mockReturnValue(pendingListRequest.promise);
    const renderDetail = () => (
      <QueryClientProvider client={queryClient}>
        <IssueDetail />
      </QueryClientProvider>
    );

    await act(async () => {
      root.render(renderDetail());
    });
    await flushReact();
    await flushReact();

    const panelOpenCount = mockOpenPanel.mock.calls.length;
    expect(panelOpenCount).toBeGreaterThan(0);

    await act(async () => {
      root.render(renderDetail());
    });
    await flushReact();

    expect(mockOpenPanel).toHaveBeenCalledTimes(panelOpenCount);

    pendingListRequest.resolve([]);
    await flushReact();
  });

  it("does not load or render decision sections in the issue header", async () => {
    mockIssuesApi.get.mockResolvedValue(
      createIssue({
        status: "in_review",
        reviewAttention: {
          state: "covered",
          reason: "Review has a maintained action path.",
          paths: [
            {
              kind: "interaction",
              label: "Pending request confirmation",
              responder: "Board",
              since: "2026-04-21T00:00:00.000Z",
              ref: "interaction-1",
            },
          ],
        },
      }),
    );

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    expect(container.textContent).toContain("Issue detail smoke");
    expect(
      container.querySelector('[data-testid="issue-review-panel"]'),
    ).toBeNull();
    expect(mockDecisionsApi.list).not.toHaveBeenCalled();
  });

  it("updates status from the task header control and hides the priority control (PAP-411)", async () => {
    const issue = createIssue({ status: "todo", priority: "medium" });
    mockIssuesApi.get.mockResolvedValue(issue);
    mockIssuesApi.update.mockImplementation(
      async (_issueId: string, data: Record<string, unknown>) => ({
        ...issue,
        ...data,
      }),
    );

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    const statusButton = container.querySelector<HTMLButtonElement>(
      'button[aria-label="Change status (current: todo)"]',
    );
    const priorityButton = container.querySelector<HTMLButtonElement>(
      'button[aria-label="Change priority (current: medium)"]',
    );
    expect(statusButton).not.toBeNull();
    // PAP-411: priority UI is hidden behind SHOW_TASK_PRIORITY_UI (off), so the header
    // priority control must not render.
    expect(priorityButton).toBeNull();

    await act(async () => {
      statusButton!.dispatchEvent(
        new MouseEvent("click", { bubbles: true, cancelable: true }),
      );
    });
    await waitForAssertion(() => {
      expect(mockIssuesApi.update).toHaveBeenCalledWith(issue.identifier, {
        status: "done",
      });
    });
    expect(mockIssuesApi.update).not.toHaveBeenCalledWith(
      issue.identifier,
      expect.objectContaining({ priority: expect.anything() }),
    );

    mockIssuesApi.update.mockReset();
  });

  it("moves a blocked task back to todo when the no-live-path notice tries again", async () => {
    const activeRecoveryAction = {
      id: "recovery-action-1",
    } as NonNullable<Issue["activeRecoveryAction"]>;
    const issue = createIssue({
      status: "blocked",
      assigneeAgentId: "agent-1",
      activeRecoveryAction,
    });
    mockIssuesApi.get.mockResolvedValue(issue);
    mockIssuesApi.resolveRecoveryAction.mockResolvedValue({
      issue: { ...issue, status: "todo", activeRecoveryAction: null },
      recoveryAction: { ...activeRecoveryAction, status: "resolved" },
    });

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    const tryAgain = container.querySelector<HTMLButtonElement>(
      '[data-testid="mock-no-live-path-try-again"]',
    );
    expect(tryAgain).not.toBeNull();

    await act(async () => {
      tryAgain!.click();
    });

    await waitForAssertion(() => {
      expect(mockIssuesApi.resolveRecoveryAction).toHaveBeenCalledWith(
        issue.identifier,
        {
          actionId: activeRecoveryAction.id,
          outcome: "restored",
          sourceIssueStatus: "todo",
        },
      );
    });

    mockIssuesApi.resolveRecoveryAction.mockReset();
  });

  it.each(["success", "failure", "pending question"])("connects the inline disposition retry to current state (%s)", async outcome => {
    const fail = outcome === "failure";
    const actionId = "recovery-action-inline";
    const snapshot: DispositionRecoverySnapshot = { kind: "disposition_repair_escalated", actionId, attemptCount: 2, maxAttempts: 2, reason: "unchanged_source_state_exhausted", assigneeAgentId: "agent-1" };
    const issue = createIssue({ status: "blocked", assigneeAgentId: "agent-1", activeRecoveryAction: {
      id: actionId, status: "active", kind: "deliberate_wait_without_target", ownerType: "board", returnOwnerAgentId: "agent-1", wakePolicy: { type: "board_escalation" },
      companyId: "company-1", sourceIssueId: "issue-1", recoveryIssueId: null, ownerAgentId: null, ownerUserId: null,
      previousOwnerAgentId: "agent-1", cause: "deliberate_wait_without_target", fingerprint: "fixture", evidence: {}, nextAction: "Retry", monitorPolicy: null,
      attemptCount: 2, maxAttempts: 2, timeoutAt: null, lastAttemptAt: null, outcome: null, resolutionNote: null, resolvedAt: null, createdAt: new Date(), updatedAt: new Date(),
    } });
    mockIssuesApi.get.mockResolvedValue(issue);
    mockIssuesApi.listComments.mockResolvedValue([{ id: "notice-inline", companyId: issue.companyId, issueId: issue.id, authorType: "system", body: "Unrelated prose", createdAt: new Date(), updatedAt: new Date(), metadata: { version: 1, sections: [], recovery: snapshot } }]);
    if (outcome === "pending question") mockIssuesApi.listInteractions.mockResolvedValue([{ id: "question-1", kind: "ask_user_questions", status: "pending", payload: { version: 1, questions: [] } }]);
    if (fail) mockIssuesApi.resolveRecoveryAction.mockRejectedValue(new Error("The task is now paused."));
    else mockIssuesApi.resolveRecoveryAction.mockResolvedValue({ issue: { ...issue, status: "todo", activeRecoveryAction: null }, recoveryAction: { ...issue.activeRecoveryAction, status: "resolved" } });
    await act(async () => renderIssueView());
    await flushReact(); await flushReact();
    const retry = Array.from(container.querySelectorAll("button")).find(b => b.textContent === "Retry agent");
    expect(retry).toBeDefined();
    if (outcome === "pending question") {
      expect(retry!.disabled).toBe(true);
      expect(container.textContent).toContain("Respond to the pending question or confirmation before retrying.");
      await act(async () => retry!.click());
      expect(mockIssuesApi.resolveRecoveryAction).not.toHaveBeenCalled();
      mockIssuesApi.resolveRecoveryAction.mockReset();
      return;
    }
    expect(retry!.disabled).toBe(false);
    await act(async () => retry!.click());
    await waitForAssertion(() => {
      expect(mockIssuesApi.resolveRecoveryAction).toHaveBeenCalledExactlyOnceWith(issue.identifier, { actionId, outcome: "restored", sourceIssueStatus: "todo" });
      expect(container.textContent).toContain(fail ? "Couldn’t confirm the retry. The task is now paused." : "Retry requested");
    });
    mockIssuesApi.resolveRecoveryAction.mockReset();
  });

  it("removes an inbox-origin archived issue and restores it when the toast Undo action is pressed", async () => {
    const issue = createIssue({
      id: "issue-1",
      identifier: "PAP-1",
      title: "Archive me from detail",
    });
    const otherIssue = createIssue({
      id: "issue-2",
      identifier: "PAP-2",
      title: "Keep me in inbox",
    });
    const archiveRequest = createDeferred<{ id: string; archivedAt: Date }>();
    mockLocation.state = createIssueDetailLocationState(
      "Inbox",
      "/inbox/mine",
      "inbox",
    );
    mockIssuesApi.get.mockResolvedValue(issue);
    mockIssuesApi.archiveFromInbox.mockReturnValue(archiveRequest.promise);

    const mineKey = [
      ...queryKeys.issues.listMineByMe("company-1"),
      "with-routine-executions",
      "live-descendant-summary",
    ] as const;
    const compactKey = [
      ...queryKeys.issues.list("company-1"),
      "compact",
      "with-routine-executions",
      "live-descendant-summary",
    ] as const;
    const touchedKey = [
      ...queryKeys.issues.listTouchedByMe("company-1"),
      "with-routine-executions",
      "live-descendant-summary",
    ] as const;
    const unreadKey = queryKeys.issues.listUnreadTouchedByMe("company-1");
    queryClient.setQueryData<Issue[]>(mineKey, [issue, otherIssue]);
    queryClient.setQueryData<Issue[]>(compactKey, [issue, otherIssue]);
    queryClient.setQueryData<Issue[]>(touchedKey, [issue, otherIssue]);
    queryClient.setQueryData<Issue[]>(unreadKey, [issue, otherIssue]);

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    const moreButton = container.querySelector<HTMLButtonElement>(
      'button[aria-label="More task actions"]',
    );
    await act(async () => moreButton!.click());
    const archiveButton =
      Array.from(
        document.body.querySelectorAll<HTMLButtonElement>("button"),
      ).find((button) => button.textContent?.trim() === "Archive from inbox") ??
      null;
    expect(archiveButton).not.toBeNull();

    await act(async () => {
      archiveButton!.dispatchEvent(
        new MouseEvent("click", { bubbles: true, cancelable: true }),
      );
    });

    await waitForAssertion(() => {
      expect(
        queryClient.getQueryData<Issue[]>(mineKey)?.map((item) => item.id),
      ).toEqual(["issue-2"]);
      expect(
        queryClient.getQueryData<Issue[]>(compactKey)?.map((item) => item.id),
      ).toEqual(["issue-2"]);
      expect(
        queryClient.getQueryData<Issue[]>(touchedKey)?.map((item) => item.id),
      ).toEqual(["issue-2"]);
      expect(
        queryClient.getQueryData<Issue[]>(unreadKey)?.map((item) => item.id),
      ).toEqual(["issue-2"]);
      expect(mockNavigate).not.toHaveBeenCalled();
    });

    await act(async () => {
      archiveRequest.resolve({ id: "issue-1", archivedAt: new Date() });
    });
    await flushReact();

    expect(mockNavigate).toHaveBeenCalledWith("/inbox/mine", { replace: true });
    const archiveToast = mockPushToast.mock.calls
      .map(([toast]) => toast)
      .find((toast) => toast.title === "Task archived from inbox");
    expect(archiveToast).toMatchObject({
      title: "Task archived from inbox",
      tone: "success",
      action: { label: "Undo" },
    });
    expect(archiveToast?.action?.onClick).toEqual(expect.any(Function));

    const staleInboxFetch = createDeferred<Issue[]>();
    const staleInboxRequest = queryClient
      .fetchQuery({
        queryKey: mineKey,
        queryFn: () => staleInboxFetch.promise,
      })
      .catch(() => undefined);
    const staleCompactFetch = createDeferred<Issue[]>();
    const staleCompactRequest = queryClient
      .fetchQuery({
        queryKey: compactKey,
        queryFn: () => staleCompactFetch.promise,
      })
      .catch(() => undefined);
    await waitForAssertion(() => {
      expect(queryClient.isFetching({ queryKey: mineKey })).toBe(1);
      expect(queryClient.isFetching({ queryKey: compactKey })).toBe(1);
    });

    await act(async () => {
      archiveToast.action.onClick();
      await new Promise((resolve) => window.setTimeout(resolve, 0));
    });
    staleInboxFetch.resolve([otherIssue]);
    staleCompactFetch.resolve([otherIssue]);
    await staleInboxRequest;
    await staleCompactRequest;
    await waitForAssertion(() => {
      expect(mockIssuesApi.unarchiveFromInbox).toHaveBeenCalledWith("issue-1");
      expect(
        queryClient.getQueryData<Issue[]>(mineKey)?.map((item) => item.id),
      ).toEqual(["issue-1", "issue-2"]);
      expect(
        queryClient.getQueryData<Issue[]>(compactKey)?.map((item) => item.id),
      ).toEqual(["issue-1", "issue-2"]);
      expect(
        queryClient.getQueryData<Issue[]>(touchedKey)?.map((item) => item.id),
      ).toEqual(["issue-1", "issue-2"]);
      expect(
        queryClient.getQueryData<Issue[]>(unreadKey)?.map((item) => item.id),
      ).toEqual(["issue-1", "issue-2"]);
      expect(mockPushToast).toHaveBeenCalledWith({
        title: "Task restored to inbox",
        tone: "success",
      });
    });
  });

  it("keeps an archived task hidden and reports an error when toast Undo fails", async () => {
    const issue = createIssue({
      id: "issue-1",
      identifier: "PAP-1",
      title: "Archive me from detail",
    });
    mockLocation.state = createIssueDetailLocationState(
      "Inbox",
      "/inbox/mine",
      "inbox",
    );
    mockIssuesApi.get.mockResolvedValue(issue);
    mockIssuesApi.unarchiveFromInbox.mockRejectedValue(
      new Error("Inbox policy denied"),
    );

    const mineKey = [
      ...queryKeys.issues.listMineByMe("company-1"),
      "with-routine-executions",
      "live-descendant-summary",
    ] as const;
    queryClient.setQueryData<Issue[]>(mineKey, [issue]);

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    const moreButton = container.querySelector<HTMLButtonElement>(
      'button[aria-label="More task actions"]',
    );
    await act(async () => moreButton!.click());
    const archiveButton =
      Array.from(
        document.body.querySelectorAll<HTMLButtonElement>("button"),
      ).find((button) => button.textContent?.trim() === "Archive from inbox") ??
      null;
    expect(archiveButton).not.toBeNull();
    await act(async () => {
      archiveButton!.dispatchEvent(
        new MouseEvent("click", { bubbles: true, cancelable: true }),
      );
    });
    await waitForAssertion(() => {
      expect(queryClient.getQueryData<Issue[]>(mineKey)).toEqual([]);
    });

    const archiveToast = mockPushToast.mock.calls
      .map(([toast]) => toast)
      .find((toast) => toast.title === "Task archived from inbox");
    expect(archiveToast?.action?.onClick).toEqual(expect.any(Function));

    await act(async () => {
      archiveToast.action.onClick();
      await new Promise((resolve) => window.setTimeout(resolve, 0));
    });
    await waitForAssertion(() => {
      expect(mockIssuesApi.unarchiveFromInbox).toHaveBeenCalledWith("issue-1");
      expect(queryClient.getQueryData<Issue[]>(mineKey)).toEqual([]);
      expect(mockPushToast).toHaveBeenCalledWith({
        title: "Undo failed",
        body: "Inbox policy denied",
        tone: "error",
      });
    });
  });

  it("archives a task-page issue with y and returns to the inbox", async () => {
    mockLocation.state = createIssueDetailLocationState(
      "Tasks",
      "/issues/all",
      "issues",
    );
    mockIssuesApi.get.mockResolvedValue(createIssue());
    mockAuthApi.getSession.mockResolvedValue({ session: { userId: "user-1" }, user: { id: "user-1" } });
    mockInstanceSettingsApi.getGeneral.mockResolvedValue({
      feedbackDataSharingPreference: "prompt",
    });

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    const moreButton = container.querySelector<HTMLButtonElement>(
      'button[aria-label="More task actions"]',
    );
    await act(async () => moreButton!.click());
    expect(
      Array.from(document.body.querySelectorAll("button")).some(
        (button) => button.textContent?.trim() === "Archive from inbox",
      ),
    ).toBe(false);

    mockIssuesApi.archiveFromInbox.mockClear();
    document.dispatchEvent(
      new KeyboardEvent("keydown", { key: "y", bubbles: true }),
    );
    await waitForAssertion(() => {
      expect(mockIssuesApi.archiveFromInbox).toHaveBeenCalledWith("issue-1");
      expect(mockNavigate).toHaveBeenCalledWith("/inbox", { replace: true });
    });
  });

  it("arms the inbox archive shortcut only for the selected inbox row", async () => {
    mockLocation.state = armIssueDetailInboxQuickArchive(
      createIssueDetailLocationState("Inbox", "/inbox/mine", "inbox"),
    );
    mockIssuesApi.get.mockResolvedValue(createIssue());
    mockAuthApi.getSession.mockResolvedValue({ session: { userId: "user-1" }, user: { id: "user-1" } });
    mockInstanceSettingsApi.getGeneral.mockResolvedValue({
      feedbackDataSharingPreference: "prompt",
    });

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    const panel = mockOpenPanel.mock.calls.at(-1)?.[0]?.props.children as
      { props?: Record<string, unknown> } | undefined;
    expect(panel?.props?.issueLinkState).toEqual(
      expect.objectContaining({
        issueDetailSource: "inbox",
        issueDetailInboxQuickArchiveArmed: false,
      }),
    );

    document.dispatchEvent(
      new KeyboardEvent("keydown", { key: "y", bubbles: true }),
    );
    await waitForAssertion(() => {
      expect(mockIssuesApi.archiveFromInbox).toHaveBeenCalledWith("issue-1");
    });
  });

  it("uses history Back for a live inbox origin and a route fallback for direct links", async () => {
    mockSidebarState.isMobile = true;
    mockLocation.state = createIssueDetailLocationState(
      "Inbox",
      "/inbox/mine",
      "inbox",
    );
    mockIssuesApi.get.mockResolvedValue(createIssue());

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    const liveToolbar = [...mockSetMobileToolbar.mock.calls]
      .map(([node]) => node)
      .filter(Boolean)
      .at(-1) as ReactNode;
    const toolbarContainer = document.createElement("div");
    document.body.appendChild(toolbarContainer);
    const toolbarRoot = createRoot(toolbarContainer);
    flushSync(() => toolbarRoot.render(liveToolbar));
    const historyLengthSpy = vi
      .spyOn(window.history, "length", "get")
      .mockReturnValue(2);
    await act(async () => {
      toolbarContainer
        .querySelector<HTMLButtonElement>('button[aria-label="Back to inbox"]')!
        .click();
    });
    expect(mockNavigate).toHaveBeenCalledWith(-1);
    historyLengthSpy.mockRestore();

    flushSync(() => toolbarRoot.unmount());
    toolbarContainer.remove();
    mockNavigate.mockClear();
    mockSetMobileToolbar.mockClear();
    mockLocation.state = null;
    mockLocation.search = "?from=inbox&fromHref=%2Finbox%2Fmine";

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();
    mockNavigate.mockClear();

    const directToolbar = [...mockSetMobileToolbar.mock.calls]
      .map(([node]) => node)
      .filter(Boolean)
      .at(-1) as ReactNode;
    const directToolbarContainer = document.createElement("div");
    document.body.appendChild(directToolbarContainer);
    const directToolbarRoot = createRoot(directToolbarContainer);
    flushSync(() => directToolbarRoot.render(directToolbar));
    await act(async () => {
      directToolbarContainer
        .querySelector<HTMLButtonElement>('button[aria-label="Back to inbox"]')!
        .click();
    });
    expect(mockNavigate).toHaveBeenCalledWith("/inbox/mine");

    flushSync(() => directToolbarRoot.unmount());
    directToolbarContainer.remove();
  });

  it("shows assignee and originating avatars in the issue header metadata", async () => {
    mockIssuesApi.get.mockResolvedValue(
      createIssue({
        assigneeAgentId: "agent-1",
        projectId: "project-1",
        createdByUserId: "user-1",
      }),
    );
    mockAgentsApi.list.mockResolvedValue([createAgent({ name: "CodexCoder" })]);
    mockProjectsApi.list.mockResolvedValue([
      { id: "project-1", name: "Core Product", color: "#2563eb" },
    ]);
    mockAccessApi.listUserDirectory.mockResolvedValue({
      users: [
        {
          principalId: "user-1",
          status: "active",
          user: {
            id: "user-1",
            name: "Dotta",
            email: "dotta@example.com",
            image: null,
          },
        },
      ],
    });
    mockAuthApi.getSession.mockResolvedValue({
      session: { userId: "user-1" },
      user: { id: "user-1" },
    });

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    await waitForAssertion(() => {
      const avatarStack = container.querySelector(
        '[data-testid="issue-attribution-avatar-stack"]',
      );
      const assigneeAvatar = container.querySelector(
        '[data-testid="issue-assignee-avatar"]',
      );
      const originatingAvatar = container.querySelector(
        '[data-testid="issue-originating-avatar"]',
      );

      expect(container.textContent).toContain("Core Product");
      expect(avatarStack).toBeTruthy();
      expect(assigneeAvatar?.getAttribute("aria-label")).toBe(
        "Assignee: CodexCoder",
      );
      expect(originatingAvatar?.getAttribute("aria-label")).toBe(
        "Originating: Dotta",
      );
      expect(assigneeAvatar?.getAttribute("title")).toBeNull();
      expect(originatingAvatar?.getAttribute("title")).toBeNull();
      expect(avatarStack?.textContent).not.toContain("Assignee");
      expect(avatarStack?.textContent).not.toContain("Originating");
      expect(avatarStack?.textContent).not.toContain("CodexCoder");
      expect(avatarStack?.textContent).not.toContain("Dotta");
    });

    const pointerEvent = window.PointerEvent ?? MouseEvent;
    const assigneeAvatar = container.querySelector(
      '[data-testid="issue-assignee-avatar"]',
    );
    const originatingAvatar = container.querySelector(
      '[data-testid="issue-originating-avatar"]',
    );

    await act(async () => {
      assigneeAvatar?.dispatchEvent(
        new pointerEvent("pointermove", { bubbles: true }),
      );
    });
    await waitForAssertion(() => {
      const tooltip = document.body.querySelector(
        '[data-testid="issue-assignee-tooltip"]',
      );
      expect(tooltip?.textContent).toContain("Assignee");
      expect(tooltip?.textContent).toContain("CodexCoder");
    });

    await act(async () => {
      originatingAvatar?.dispatchEvent(
        new pointerEvent("pointermove", { bubbles: true }),
      );
    });
    await waitForAssertion(() => {
      const tooltip = document.body.querySelector(
        '[data-testid="issue-originating-tooltip"]',
      );
      expect(tooltip?.textContent).toContain("Originating");
      expect(tooltip?.textContent).toContain("Dotta");
    });
  });

  it("attributes an agent-created issue to the transitive responsible user with a via affordance", async () => {
    mockIssuesApi.get.mockResolvedValue(
      createIssue({
        assigneeAgentId: "agent-1",
        createdByAgentId: "agent-1",
        createdByUserId: null,
        responsibleUserId: "user-1",
      }),
    );
    mockAgentsApi.list.mockResolvedValue([createAgent({ name: "CodexCoder" })]);
    mockAccessApi.listUserDirectory.mockResolvedValue({
      users: [
        {
          principalId: "user-1",
          status: "active",
          user: {
            id: "user-1",
            name: "Dotta",
            email: "dotta@example.com",
            image: null,
          },
        },
      ],
    });
    mockAuthApi.getSession.mockResolvedValue({
      session: { userId: "user-1" },
      user: { id: "user-1" },
    });

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    await waitForAssertion(() => {
      const originatingAvatar = container.querySelector(
        '[data-testid="issue-originating-avatar"]',
      );
      expect(originatingAvatar?.getAttribute("aria-label")).toBe(
        "Originating: Dotta · via CodexCoder",
      );
    });

    const pointerEvent = window.PointerEvent ?? MouseEvent;
    const originatingAvatar = container.querySelector(
      '[data-testid="issue-originating-avatar"]',
    );
    await act(async () => {
      originatingAvatar?.dispatchEvent(
        new pointerEvent("pointermove", { bubbles: true }),
      );
    });
    await waitForAssertion(() => {
      const tooltip = document.body.querySelector(
        '[data-testid="issue-originating-tooltip"]',
      );
      expect(tooltip?.textContent).toContain("Dotta");
      expect(tooltip?.textContent).toContain("via CodexCoder");
    });
  });

  it("does not mark the wake comment for the current live run as queued when active-run cache is stale", async () => {
    mockIssuesApi.get.mockResolvedValue(
      createIssue({
        status: "in_progress",
        executionRunId: "run-stale",
      }),
    );
    mockIssuesApi.listComments.mockResolvedValue([
      createIssueComment({
        id: "comment-fresh",
        createdAt: new Date("2026-04-21T00:00:05.000Z"),
        updatedAt: new Date("2026-04-21T00:00:05.000Z"),
      }),
    ]);
    mockHeartbeatsApi.activeRunForIssue.mockResolvedValue({
      id: "run-stale",
      status: "running",
      invocationSource: "issue",
      triggerDetail: null,
      contextCommentId: null,
      contextWakeCommentId: null,
      startedAt: "2026-04-21T00:00:00.000Z",
      finishedAt: null,
      createdAt: "2026-04-21T00:00:00.000Z",
      agentId: "agent-1",
      agentName: "Coder",
      adapterType: "codex_local",
      issueId: "issue-1",
    });
    mockHeartbeatsApi.liveRunsForIssue.mockResolvedValue([
      {
        id: "run-current",
        status: "running",
        invocationSource: "issue",
        triggerDetail: null,
        contextCommentId: "comment-fresh",
        contextWakeCommentId: "comment-fresh",
        startedAt: "2026-04-21T00:00:01.000Z",
        finishedAt: null,
        createdAt: "2026-04-21T00:00:01.000Z",
        agentId: "agent-1",
        agentName: "Coder",
        adapterType: "codex_local",
        issueId: "issue-1",
      },
    ]);

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    const props = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as {
      comments?: Array<{ id: string; queueState?: string }>;
    };
    const freshComment = props.comments?.find(
      (comment) => comment.id === "comment-fresh",
    );
    expect(freshComment?.queueState).toBeUndefined();
  });

  it.each(["missing_activity", "conflicting_activity"])(
    "keeps the persisted authoring run for private Board replies: %s",
    async (mode) => {
      mockIssuesApi.get.mockResolvedValue(
        createIssue({ status: "in_progress" }),
      );
      mockIssuesApi.listComments.mockResolvedValue([
        createIssueComment({
          id: "private-board-answer",
          authorType: "agent",
          authorAgentId: "agent-1",
          authorUserId: null,
          createdByRunId: "run-private-board",
          body: "Object: lighthouse. Accent color: amber. Count: 63.",
        }),
        createIssueComment({
          id: "distinct-human-answer",
          body: "Object: lighthouse. Accent color: amber. Count: 63.",
        }),
      ]);
      mockActivityApi.runsForIssue.mockResolvedValue([
        {
          runId: "run-private-board",
          agentId: "agent-1",
          agentName: "Runner",
          adapterType: "paperclip_runner",
          runtimeMode: "native",
          status: "succeeded",
          createdAt: "2026-04-21T00:00:00.000Z",
          startedAt: "2026-04-21T00:00:00.000Z",
          finishedAt: "2026-04-21T00:00:02.000Z",
          contextIssueId: "issue-1",
          resultJson: {
            presentationDecision: {
              schema: "paperclip.run_presentation_decision.v1",
              chosenSource: "existing_issue_comment",
              commentId: "private-board-answer",
            },
          },
          logBytes: 1,
        },
      ]);
      if (mode === "conflicting_activity") {
        mockActivityApi.forIssue.mockResolvedValue([
          {
            action: "issue.comment_added",
            runId: "run-other",
            agentId: "agent-other",
            details: {
              commentId: "private-board-answer",
              interruptedRunId: "run-unrelated-interruption",
            },
          },
        ]);
      }

      await act(async () => {
        renderIssueView();
      });
      await flushReact();
      await flushReact();

      const props = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as {
        comments?: Array<Record<string, unknown>>;
      };
      expect(props.comments).toHaveLength(2);
      expect(
        props.comments?.find(
          (comment) => comment.id === "private-board-answer",
        ),
      ).toMatchObject({
        createdByRunId: "run-private-board",
        runId: "run-private-board",
        runAgentId: "agent-1",
        interruptedRunId: null,
      });
      expect(
        props.comments?.find(
          (comment) => comment.id === "distinct-human-answer",
        )?.runId,
      ).toBeUndefined();
    },
  );

  it("recovers historical follow-up provenance from overlapping run chronology", async () => {
    mockIssuesApi.get.mockResolvedValue(createIssue({ status: "done" }));
    mockIssuesApi.listComments.mockResolvedValue([
      createIssueComment({
        id: "comment-follow-up",
        body: "Use three seconds instead.",
        createdAt: new Date("2026-04-21T00:00:30.000Z"),
        updatedAt: new Date("2026-04-21T00:00:30.000Z"),
      }),
    ]);
    mockActivityApi.runsForIssue.mockResolvedValue([
      {
        runId: "run-original",
        agentId: "agent-1",
        agentName: "Runner",
        adapterType: "paperclip_runner",
        status: "succeeded",
        createdAt: "2026-04-21T00:00:00.000Z",
        startedAt: "2026-04-21T00:00:00.000Z",
        finishedAt: "2026-04-21T00:01:00.000Z",
        contextIssueId: "issue-1",
        logBytes: 1,
      },
      {
        runId: "run-successor",
        agentId: "agent-1",
        agentName: "Runner",
        adapterType: "paperclip_runner",
        status: "succeeded",
        createdAt: "2026-04-21T00:01:01.000Z",
        startedAt: "2026-04-21T00:01:01.000Z",
        finishedAt: "2026-04-21T00:01:04.000Z",
        wakeCommentId: "comment-follow-up",
        wakeCommentIds: ["comment-follow-up"],
        contextCommentId: "comment-follow-up",
        contextIssueId: "issue-1",
        logBytes: 1,
      },
    ]);

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    await waitForAssertion(() => {
      const props = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as {
        comments?: Array<Record<string, unknown>>;
      };
      expect(
        props.comments?.find((comment) => comment.id === "comment-follow-up"),
      ).toMatchObject({
        followUpRequested: true,
        consumedByRunId: "run-successor",
        conversationAnchorAt: "2026-04-21T00:01:01.000Z",
      });
    });
  });

  it("does not infer follow-up provenance from an unrelated overlapping linked run", async () => {
    mockIssuesApi.get.mockResolvedValue(createIssue({ status: "done" }));
    mockIssuesApi.listComments.mockResolvedValue([
      createIssueComment({
        id: "comment-ordinary",
        body: "Start this ordinary run.",
        createdAt: new Date("2026-04-21T00:00:30.000Z"),
        updatedAt: new Date("2026-04-21T00:00:30.000Z"),
      }),
    ]);
    mockActivityApi.runsForIssue.mockResolvedValue([
      {
        runId: "run-unrelated",
        agentId: "agent-1",
        agentName: "Runner",
        adapterType: "paperclip_runner",
        status: "succeeded",
        createdAt: "2026-04-21T00:00:00.000Z",
        startedAt: "2026-04-21T00:00:00.000Z",
        finishedAt: "2026-04-21T00:01:00.000Z",
        contextIssueId: "another-issue",
        logBytes: 1,
      },
      {
        runId: "run-ordinary",
        agentId: "agent-1",
        agentName: "Runner",
        adapterType: "paperclip_runner",
        status: "succeeded",
        createdAt: "2026-04-21T00:01:01.000Z",
        startedAt: "2026-04-21T00:01:01.000Z",
        finishedAt: "2026-04-21T00:01:04.000Z",
        wakeCommentId: "comment-ordinary",
        wakeCommentIds: ["comment-ordinary"],
        contextCommentId: "comment-ordinary",
        contextIssueId: "issue-1",
        logBytes: 1,
      },
    ]);

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    await waitForAssertion(() => {
      const props = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as {
        comments?: Array<Record<string, unknown>>;
      };
      expect(
        props.comments?.find((comment) => comment.id === "comment-ordinary"),
      ).toMatchObject({
        consumedByRunId: "run-ordinary",
        conversationAnchorAt: "2026-04-21T00:01:01.000Z",
      });
      expect(
        props.comments?.find((comment) => comment.id === "comment-ordinary")
          ?.followUpRequested,
      ).toBeUndefined();
    });
  });

  it("recovers follow-up provenance across an intervening activity-linked run", async () => {
    mockIssuesApi.get.mockResolvedValue(createIssue({ status: "done" }));
    mockIssuesApi.listComments.mockResolvedValue([
      createIssueComment({
        id: "comment-follow-up",
        body: "Deliver this after the active run.",
        createdAt: new Date("2026-04-21T00:00:30.000Z"),
        updatedAt: new Date("2026-04-21T00:00:30.000Z"),
      }),
    ]);
    mockActivityApi.runsForIssue.mockResolvedValue([
      {
        runId: "run-source",
        agentId: "agent-1",
        agentName: "Runner",
        adapterType: "paperclip_runner",
        status: "succeeded",
        createdAt: "2026-04-21T00:00:00.000Z",
        startedAt: "2026-04-21T00:00:00.000Z",
        finishedAt: "2026-04-21T00:01:00.000Z",
        contextIssueId: "issue-1",
        logBytes: 1,
      },
      {
        runId: "run-intervening",
        agentId: "agent-1",
        agentName: "Runner",
        adapterType: "paperclip_runner",
        status: "succeeded",
        createdAt: "2026-04-21T00:00:40.000Z",
        startedAt: "2026-04-21T00:00:40.000Z",
        finishedAt: "2026-04-21T00:01:10.000Z",
        contextIssueId: "another-issue",
        logBytes: 1,
      },
      {
        runId: "run-successor",
        agentId: "agent-1",
        agentName: "Runner",
        adapterType: "paperclip_runner",
        status: "succeeded",
        createdAt: "2026-04-21T00:01:11.000Z",
        startedAt: "2026-04-21T00:01:11.000Z",
        finishedAt: "2026-04-21T00:01:14.000Z",
        wakeCommentId: "comment-follow-up",
        wakeCommentIds: ["comment-follow-up"],
        contextCommentId: "comment-follow-up",
        contextIssueId: "issue-1",
        logBytes: 1,
      },
    ]);

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    await waitForAssertion(() => {
      const props = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as {
        comments?: Array<Record<string, unknown>>;
      };
      expect(
        props.comments?.find((comment) => comment.id === "comment-follow-up"),
      ).toMatchObject({
        followUpRequested: true,
        consumedByRunId: "run-successor",
        conversationAnchorAt: "2026-04-21T00:01:11.000Z",
      });
    });
  });

  it("keeps acknowledged question answers at their submission time while recording successor delivery", async () => {
    mockIssuesApi.get.mockResolvedValue(
      createIssue({
        status: "in_progress",
        assigneeAgentId: "agent-1",
        executionRunId: "run-successor",
      }),
    );
    mockIssuesApi.listInteractions.mockResolvedValue([
      {
        id: "interaction-answers",
        companyId: "company-1",
        issueId: "issue-1",
        kind: "ask_user_questions",
        status: "answered",
        continuationPolicy: "wake_assignee",
        resolverPolicy: "anyone",
        requestedResolverPolicy: "anyone",
        effectiveResolverPolicy: "anyone",
        resolverPolicyProvenance: "inherited",
        effectiveResolverPolicySource: "requested",
        legacyResolverPolicyAliases: { requested: null, effective: null },
        sourceRunId: "run-source",
        resolvedByUserId: "user-1",
        createdAt: "2026-04-21T00:00:01.000Z",
        updatedAt: "2026-04-21T00:00:04.000Z",
        resolvedAt: "2026-04-21T00:00:04.000Z",
        payload: {
          version: 1,
          questions: [
            {
              id: "runtime",
              prompt: "Which runtime?",
              selectionMode: "single",
              options: [{ id: "node", label: "Node.js" }],
            },
          ],
          questionSet: {
            schema: "paperclip.question_set.v1",
            questions: [
              {
                id: "runtime",
                header: "Runtime",
                prompt: "Which runtime?",
                required: true,
                answerMode: "single_select",
                options: [{ id: "node", label: "Node.js" }],
              },
            ],
          },
        },
        result: {
          version: 1,
          answers: [{ questionId: "runtime", optionIds: ["node"] }],
        },
      },
    ]);
    mockActivityApi.forIssue.mockResolvedValue([
      {
        id: "activity-answer-delivered",
        companyId: "company-1",
        actorType: "system",
        actorId: "question-response-delivery",
        agentId: null,
        runId: "run-successor",
        action: "issue.question_response_delivered",
        entityType: "issue",
        entityId: "issue-1",
        details: {
          interactionId: "interaction-answers",
          sourceRunId: "run-source",
          targetRunId: "run-successor",
          targetTurnId: "turn-successor",
          deliveryMode: "steered",
        },
        createdAt: "2026-04-21T00:00:04.000Z",
      },
    ]);
    mockActivityApi.runsForIssue.mockResolvedValue([
      {
        runId: "run-successor",
        agentId: "agent-1",
        agentName: "Runner",
        adapterType: "codex_local",
        status: "running",
        createdAt: "2026-04-21T00:00:02.000Z",
        startedAt: "2026-04-21T00:00:02.000Z",
        finishedAt: null,
        wakeCommentId: "comment-queued",
        wakeCommentIds: ["comment-queued"],
        contextCommentId: "comment-queued",
        logBytes: 1,
      },
    ]);

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    await waitForAssertion(() => {
      const props = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as {
        comments?: Array<Record<string, unknown>>;
        interactions?: Array<Record<string, unknown>>;
      };
      const delivered = props.comments?.find(
        (comment) => comment.id === "interaction-response:interaction-answers",
      );
      expect(delivered).toMatchObject({
        body: "Answered questions\n\n- Runtime — Which runtime?: Node.js",
        createdAt: new Date("2026-04-21T00:00:04.000Z"),
        updatedAt: new Date("2026-04-21T00:00:04.000Z"),
        consumedByRunId: "run-successor",
        steeredIntoRunId: "run-successor",
        conversationAnchorAt: new Date("2026-04-21T00:00:04.000Z"),
      });
      expect(
        props.comments?.filter((comment) =>
          String(comment.id).startsWith("interaction-response:"),
        ),
      ).toHaveLength(1);
      expect(
        props.interactions?.find(
          (interaction) => interaction.id === "interaction-answers",
        ),
      ).toMatchObject({
        status: "answered",
        sourceRunId: "run-source",
      });
    });
  });

  it.each(["acpx_local", "claude_local", "codex_local"])(
    "projects a resolved plan decision as queued for an active %s legacy run",
    async (adapterType) => {
      mockIssuesApi.get.mockResolvedValue(
        createIssue({
          status: "in_progress",
          assigneeAgentId: "agent-1",
          executionRunId: "run-source",
        }),
      );
      mockIssuesApi.listInteractions.mockResolvedValue([
        {
          id: "interaction-plan",
          companyId: "company-1",
          issueId: "issue-1",
          kind: "request_confirmation",
          status: "accepted",
          continuationPolicy: "wake_assignee",
          resolverPolicy: "anyone",
          requestedResolverPolicy: "anyone",
          effectiveResolverPolicy: "anyone",
          resolverPolicyProvenance: "inherited",
          effectiveResolverPolicySource: "requested",
          legacyResolverPolicyAliases: { requested: null, effective: null },
          sourceRunId: "run-source",
          resolvedByUserId: "user-1",
          createdAt: "2026-04-21T00:00:01.000Z",
          updatedAt: "2026-04-21T00:00:04.000Z",
          resolvedAt: "2026-04-21T00:00:04.000Z",
          payload: {
            version: 1,
            prompt: "Approve this plan?",
            target: {
              type: "issue_document",
              issueId: "issue-1",
              documentId: "document-plan",
              key: "plan",
              revisionId: "revision-1",
              revisionNumber: 1,
              label: "Plan revision 1",
            },
          },
          result: { outcome: "accepted" },
        },
      ]);
      const activeRun = {
        id: "run-source",
        status: "running",
        invocationSource: "issue",
        triggerDetail: null,
        contextCommentId: null,
        contextWakeCommentId: null,
        startedAt: "2026-04-21T00:00:00.000Z",
        finishedAt: null,
        createdAt: "2026-04-21T00:00:00.000Z",
        agentId: "agent-1",
        agentName: "Coder",
        adapterType,
        issueId: "issue-1",
      };
      mockHeartbeatsApi.activeRunForIssue.mockResolvedValue(activeRun);
      mockHeartbeatsApi.liveRunsForIssue.mockResolvedValue([activeRun]);

      await act(async () => {
        renderIssueView();
      });
      await flushReact();
      await flushReact();

      await waitForAssertion(() => {
        const props = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as {
          comments?: Array<Record<string, unknown>>;
        };
        expect(
          props.comments?.find(
            (comment) => comment.id === "interaction-response:interaction-plan",
          ),
        ).toMatchObject({
          authorType: "user",
          authorUserId: "user-1",
          body: "Approved plan",
          createdAt: new Date("2026-04-21T00:00:04.000Z"),
          conversationAnchorAt: new Date("2026-04-21T00:00:04.000Z"),
          queueState: "queued",
          queueTargetRunId: "run-source",
          queueReason: "active_run",
        });
      });
    },
  );

  it("queues messages against a queued live run and interrupts that exact run", async () => {
    const postedComment = createDeferred<IssueComment>();
    mockIssuesApi.get.mockResolvedValue(
      createIssue({
        status: "in_progress",
        executionRunId: "run-queued",
      }),
    );
    mockIssuesApi.addComment.mockReturnValue(postedComment.promise);
    mockIssuesApi.getQueuedComments.mockResolvedValue(
      createQueuedCommentQueue({
        queueId: null,
        state: null,
        targetRunId: null,
        protocol: "legacy",
        steeringDisposition: "unsupported",
        entries: [],
      }),
    );
    mockHeartbeatsApi.cancel.mockResolvedValue({});
    mockHeartbeatsApi.liveRunsForIssue.mockResolvedValue([
      {
        id: "run-queued",
        status: "queued",
        invocationSource: "issue",
        triggerDetail: null,
        contextCommentId: null,
        contextWakeCommentId: null,
        startedAt: null,
        finishedAt: null,
        createdAt: "2026-04-21T00:00:01.000Z",
        agentId: "agent-1",
        agentName: "Coder",
        adapterType: "codex_local",
        issueId: "issue-1",
      },
    ]);

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    const props = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as {
      onAdd: (body: string) => Promise<void>;
    };
    await act(async () => {
      void props.onAdd("Queued run message");
      await Promise.resolve();
    });
    await flushReact();

    const queuedProps = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as {
      comments?: Array<{
        body: string;
        clientStatus?: string;
        queueState?: string;
        queueTargetRunId?: string | null;
      }>;
      queuedCommentQueue?: IssueQueuedCommentQueue | null;
      onInterruptQueued: (runId: string) => Promise<void>;
    };
    const optimisticComment = queuedProps.comments?.find(
      (comment) => comment.body === "Queued run message",
    );
    expect(optimisticComment).toMatchObject({
      clientStatus: "queued",
      queueState: "queued",
      queueTargetRunId: "run-queued",
    });
    expect(queuedProps.queuedCommentQueue).toMatchObject({
      queueId: null,
      targetRunId: "run-queued",
      protocol: "legacy",
      entries: [
        expect.objectContaining({
          comment: expect.objectContaining({ body: "Queued run message" }),
        }),
      ],
    });

    await act(async () => {
      postedComment.resolve(createIssueComment({ body: "Queued run message" }));
    });
    await flushReact();

    const persistedProps = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as {
      comments?: Array<{
        body: string;
        clientStatus?: string;
        queueState?: string;
        queueTargetRunId?: string | null;
      }>;
      queuedCommentQueue?: IssueQueuedCommentQueue | null;
      onInterruptQueued: (runId: string) => Promise<void>;
    };
    const persistedComment = persistedProps.comments?.find(
      (comment) => comment.body === "Queued run message",
    );
    expect(persistedComment).toMatchObject({
      queueState: "queued",
      queueTargetRunId: "run-queued",
    });
    expect(
      persistedProps.queuedCommentQueue?.entries[0]?.comment,
    ).toMatchObject({
      id: "comment-1",
      body: "Queued run message",
    });

    mockIssuesApi.getQueuedComments.mockResolvedValue(createQueuedCommentQueue({
      targetRunId: "run-queued", protocol: "legacy", steeringDisposition: "unsupported",
    }));
    await act(async () => {
      await persistedProps.onInterruptQueued(
        persistedComment!.queueTargetRunId!,
      );
    });

    expect(mockIssuesApi.interruptQueuedComments).toHaveBeenCalledWith("PAP-1", {
      queueId: "wake-queue-1", revision: "queue-revision-1", targetRunId: "run-queued",
    });
    expect(mockHeartbeatsApi.cancel).not.toHaveBeenCalled();
  });

  it.each(["native", "legacy"] as const)("projects a native follow-up into the steering well before the post resolves with %s persisted mode", async (runtimeMode) => {
    const postedComment = createDeferred<IssueComment>();
    const activeRun = {
      id: "run-native",
      runtimeMode,
      status: "running",
      invocationSource: "issue",
      triggerDetail: null,
      contextCommentId: null,
      contextWakeCommentId: null,
      startedAt: "2026-04-21T00:00:01.000Z",
      finishedAt: null,
      createdAt: "2026-04-21T00:00:01.000Z",
      agentId: "agent-1",
      agentName: "Runner",
      adapterType: "paperclip_runner",
      issueId: "issue-1",
    };
    mockIssuesApi.get.mockResolvedValue(
      createIssue({
        status: "in_progress",
        assigneeAgentId: "agent-1",
        executionRunId: activeRun.id,
      }),
    );
    mockAgentsApi.list.mockResolvedValue([
      createAgent({ adapterType: "paperclip_runner" }),
    ]);
    mockHeartbeatsApi.activeRunForIssue.mockResolvedValue(activeRun);
    mockHeartbeatsApi.liveRunsForIssue.mockResolvedValue([activeRun]);
    mockIssuesApi.getQueuedComments.mockResolvedValue(
      createQueuedCommentQueue({
        queueId: null,
        state: null,
        targetRunId: null,
        entries: [],
        protocol: "legacy",
        steeringDisposition: "temporarily_unavailable",
      }),
    );
    mockIssuesApi.addComment.mockReturnValue(postedComment.promise);

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    const initialProps = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as {
      onAdd: (body: string) => Promise<void>;
    };
    await act(async () => {
      void initialProps.onAdd("Use the newer direction");
      await Promise.resolve();
    });
    await flushReact();

    const pendingProps = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as {
      queuedCommentQueue?: IssueQueuedCommentQueue | null;
    };
    expect(pendingProps.queuedCommentQueue).toMatchObject({
      queueId: null,
      targetRunId: "run-native",
      protocol: "paperclip_runner_v1",
      entries: [
        expect.objectContaining({
          comment: expect.objectContaining({
            id: expect.stringMatching(/^optimistic-/),
            body: "Use the newer direction",
          }),
        }),
      ],
    });

    await act(async () => {
      postedComment.resolve(
        createIssueComment({
          id: "native-follow-up",
          body: "Use the newer direction",
        }),
      );
    });
    await flushReact();

    const acknowledgedProps = mockIssueChatThreadRender.mock.calls.at(
      -1,
    )?.[0] as {
      queuedCommentQueue?: IssueQueuedCommentQueue | null;
    };
    expect(
      acknowledgedProps.queuedCommentQueue?.entries[0]?.comment,
    ).toMatchObject({
      id: "native-follow-up",
      body: "Use the newer direction",
    });
  });

  it.each(([
    ["history", "before"],
    ["history", "after"],
    ["live", "before"],
    ["live", "after"],
  ] as const).flatMap(([source, order]) =>
    (["same-run", "previous-run", "queued", "adopted"] as const).map(queueTarget => [source, order, queueTarget] as const),
  ))("retires a consumed follow-up from %s when its post resolves %s delivery with a %s snapshot", async (receiptSource, postOrder, queueTarget) => {
    const postedComment = createDeferred<IssueComment>();
    const delivered = createIssueComment({ id: "delivered", body: "Use this direction" });
    const waiting = createIssueComment({ id: "still-waiting", body: "Keep this queued" });
    const run = {
      id: queueTarget === "same-run" ? "run-native" : "run-original", runtimeMode: "native" as const, status: "running",
      invocationSource: "issue", triggerDetail: null,
      contextCommentId: null, contextWakeCommentId: null,
      startedAt: "2026-04-21T00:00:01.000Z", finishedAt: null,
      createdAt: "2026-04-21T00:00:01.000Z", agentId: "agent-1",
      agentName: "Runner", adapterType: "paperclip_runner", issueId: "issue-1",
    };
    mockIssuesApi.get.mockResolvedValue(createIssue({ status: "in_progress", executionRunId: run.id }));
    mockAgentsApi.list.mockResolvedValue([createAgent({ adapterType: "paperclip_runner" })]);
    mockHeartbeatsApi.activeRunForIssue.mockResolvedValue(run);
    mockHeartbeatsApi.liveRunsForIssue.mockResolvedValue([run]);
    mockIssuesApi.addComment.mockReturnValue(postedComment.promise);
    await act(async () => renderIssueView());
    await flushReact();

    type Props = {
      onAdd: (body: string) => Promise<void>;
      comments: Array<Record<string, unknown>>;
      queuedCommentQueue: IssueQueuedCommentQueue | null;
    };
    const props = () => mockIssueChatThreadRender.mock.calls.at(-1)![0] as Props;
    await act(async () => { void props().onAdd(delivered.body); });
    await waitForAssertion(() => {
      expect(props().queuedCommentQueue?.entries[0]?.comment.body).toBe(delivered.body);
    });
    if (postOrder === "before") {
      await act(async () => postedComment.resolve(delivered));
      await flushReact();
    }

    const staleQueue = createQueuedCommentQueue({
      state: queueTarget === "queued" ? "queued" : "deferred",
      targetRunId: queueTarget === "queued" ? null : run.id,
      entries: [delivered, waiting].map((comment, position) => ({
        comment, position, canEdit: true, canDiscard: true,
      })),
    });
    mockIssuesApi.listComments.mockResolvedValue([delivered, waiting]);
    mockIssuesApi.getQueuedComments.mockResolvedValue(staleQueue);
    await act(async () => {
      await queryClient.invalidateQueries({ queryKey: queryKeys.issues.comments("PAP-1") });
      queryClient.setQueryData(queryKeys.issues.queuedComments("issue-1"), staleQueue);
      if (receiptSource === "history") {
        queryClient.setQueryData(queryKeys.issues.runs("PAP-1"), [{
          ...run, runId: "run-native",
          wakeupRequestId: queueTarget === "adopted" ? "other-wake" : staleQueue.queueId,
          queuedCommentSourceWakeIds: queueTarget === "adopted" ? [staleQueue.queueId] : null,
          wakeCommentIds: [delivered.id],
          contextIssueId: "issue-1", logBytes: 1,
        }]);
      } else {
        const consumingRun = {
          ...run, id: "run-native",
          wakeupRequestId: queueTarget === "adopted" ? "other-wake" : staleQueue.queueId,
          queuedCommentSourceWakeIds: queueTarget === "adopted" ? [staleQueue.queueId] : null,
          contextCommentId: delivered.id, contextWakeCommentId: delivered.id,
        };
        mockHeartbeatsApi.liveRunsForIssue.mockResolvedValue([consumingRun]);
        mockHeartbeatsApi.activeRunForIssue.mockResolvedValue(consumingRun);
        queryClient.setQueryData(queryKeys.issues.liveRuns("PAP-1"), [consumingRun]);
        queryClient.setQueryData(queryKeys.issues.activeRun("PAP-1"), consumingRun);
      }
    });
    if (postOrder === "after") {
      await act(async () => postedComment.resolve(delivered));
    }
    await waitForAssertion(() => {
      expect(props().queuedCommentQueue?.entries.map(entry => entry.comment.id)).toEqual([waiting.id]);
      const comment = props().comments.find(comment => comment.id === delivered.id);
      expect(comment).toMatchObject({ consumedByRunId: "run-native" });
      expect(comment?.queueState).toBeUndefined();
      expect(comment?.clientStatus).toBeUndefined();
      expect(props().comments.filter(comment => comment.body === delivered.body)).toHaveLength(1);
    });
    await act(async () => {
      await queryClient.invalidateQueries({ queryKey: queryKeys.issues.queuedComments("issue-1") });
    });
    expect(props().queuedCommentQueue?.entries.map(entry => entry.comment.id)).toEqual([waiting.id]);
  });

  it("keeps an admitted message pending until its queued run starts", async () => {
    const queued = createIssueComment({ id: "not-started" });
    mockIssuesApi.get.mockResolvedValue(createIssue({ status: "in_progress", assigneeAgentId: "agent-1", executionRunId: "run-queued" }));
    mockIssuesApi.listComments.mockResolvedValue([queued]);
    mockIssuesApi.getQueuedComments.mockResolvedValue(createQueuedCommentQueue({
      state: "queued", targetRunId: null,
      entries: [{ comment: queued, position: 0, canEdit: true, canDiscard: true }],
    }));
    mockActivityApi.runsForIssue.mockResolvedValue([{
      runId: "run-queued", agentId: "agent-1", adapterType: "paperclip_runner",
      status: "queued", startedAt: null, finishedAt: null,
      createdAt: "2026-04-21T00:00:01.000Z", wakeCommentIds: [queued.id],
      wakeupRequestId: "wake-queue-1",
      contextIssueId: "issue-1",
    }]);
    await act(async () => renderIssueView());
    await waitForAssertion(() => {
      const props = mockIssueChatThreadRender.mock.calls.at(-1)![0];
      expect(props.queuedCommentQueue?.entries.map((entry: { comment: IssueComment }) => entry.comment.id)).toEqual([queued.id]);
      expect(props.comments.find((comment: IssueComment) => comment.id === queued.id)?.consumedByRunId).toBeUndefined();
    });
  });

  it.each(["queued", "deferred"] as const)("preserves an authoritative %s retry after an older run took the same input", async state => {
    const retry = createIssueComment({ id: "retry-message" });
    mockIssuesApi.get.mockResolvedValue(createIssue({ status: "in_progress", assigneeAgentId: "agent-1" }));
    mockIssuesApi.listComments.mockResolvedValue([retry]);
    mockIssuesApi.getQueuedComments.mockResolvedValue(createQueuedCommentQueue({
      state, targetRunId: state === "deferred" ? "run-new" : null,
      entries: [{ comment: retry, position: 0, canEdit: true, canDiscard: true }],
    }));
    const originalRun = {
      runId: "run-old", agentId: "agent-1", adapterType: "paperclip_runner",
      status: "failed", startedAt: "2026-04-21T00:00:01.000Z",
      finishedAt: "2026-04-21T00:00:02.000Z",
      createdAt: "2026-04-21T00:00:01.000Z", wakeCommentIds: [retry.id],
      wakeupRequestId: "old-wake-queue",
      contextIssueId: "issue-1",
    };
    mockActivityApi.runsForIssue.mockResolvedValue([originalRun]);
    await act(async () => renderIssueView());
    await waitForAssertion(() => {
      const props = mockIssueChatThreadRender.mock.calls.at(-1)![0];
      expect(props.queuedCommentQueue?.entries.map((entry: { comment: IssueComment }) => entry.comment.id)).toEqual([retry.id]);
    });
    await act(async () => {
      queryClient.setQueryData(queryKeys.issues.runs("PAP-1"), [originalRun, {
        ...originalRun, runId: "run-new", status: "running", finishedAt: null,
        startedAt: "2026-04-21T00:00:06.000Z", wakeupRequestId: "wake-queue-1",
      }]);
    });
    await waitForAssertion(() => {
      expect(mockIssueChatThreadRender.mock.calls.at(-1)![0].queuedCommentQueue).toBeNull();
    });
  });

  it("does not rebind a queued message when another run becomes live before its request settles", async () => {
    const postedComment = createDeferred<IssueComment>();
    mockIssuesApi.get.mockResolvedValue(
      createIssue({
        status: "in_progress",
        executionRunId: "run-original",
      }),
    );
    mockIssuesApi.addComment.mockReturnValue(postedComment.promise);
    mockHeartbeatsApi.cancel.mockResolvedValue({});
    mockHeartbeatsApi.liveRunsForIssue.mockResolvedValue([
      {
        id: "run-original",
        status: "running",
        invocationSource: "issue",
        triggerDetail: null,
        contextCommentId: null,
        contextWakeCommentId: null,
        startedAt: "2026-04-21T00:00:01.000Z",
        finishedAt: null,
        createdAt: "2026-04-21T00:00:01.000Z",
        agentId: "agent-1",
        agentName: "Coder",
        adapterType: "codex_local",
        issueId: "issue-1",
      },
    ]);

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    const initialProps = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as {
      onAdd: (body: string) => Promise<void>;
    };
    await act(async () => {
      void initialProps.onAdd("Keep this bound to the original run");
      await Promise.resolve();
    });
    await flushReact();

    const replacementRun = {
      id: "run-replacement",
      status: "running" as const,
      invocationSource: "issue" as const,
      triggerDetail: null,
      contextCommentId: null,
      contextWakeCommentId: null,
      startedAt: "2026-04-21T00:00:02.000Z",
      finishedAt: null,
      createdAt: "2026-04-21T00:00:02.000Z",
      agentId: "agent-1",
      agentName: "Coder",
      adapterType: "codex_local",
      issueId: "issue-1",
    };
    await act(async () => {
      queryClient.setQueryData(queryKeys.issues.liveRuns("issue-1"), [
        replacementRun,
      ]);
      queryClient.setQueryData(
        queryKeys.issues.activeRun("issue-1"),
        replacementRun,
      );
    });
    await flushReact();

    const replacementProps = mockIssueChatThreadRender.mock.calls.at(
      -1,
    )?.[0] as {
      comments?: Array<{
        body: string;
        clientStatus?: string;
        queueState?: string;
        queueTargetRunId?: string | null;
      }>;
      onInterruptQueued: (runId: string) => Promise<void>;
    };
    const optimisticComment = replacementProps.comments?.find(
      (comment) => comment.body === "Keep this bound to the original run",
    );
    expect(optimisticComment).toMatchObject({
      clientStatus: "queued",
      queueTargetRunId: "run-original",
    });

    mockIssuesApi.getQueuedComments.mockResolvedValue(createQueuedCommentQueue({
      targetRunId: "run-replacement", protocol: "legacy", steeringDisposition: "unsupported",
    }));
    await act(async () => {
      await expect(replacementProps.onInterruptQueued(
        optimisticComment!.queueTargetRunId!,
      )).rejects.toThrow("The queued messages changed");
    });
    expect(mockIssuesApi.interruptQueuedComments).not.toHaveBeenCalled();
    expect(mockHeartbeatsApi.cancel).not.toHaveBeenCalled();

    await act(async () => {
      postedComment.resolve(
        createIssueComment({ body: "Keep this bound to the original run" }),
      );
    });
    await flushReact();
    mockHeartbeatsApi.cancel.mockClear();
  });

  it("does not optimistically queue a fresh comment from an unlocked stale active-run cache", async () => {
    const postedComment = createDeferred<IssueComment>();
    mockIssuesApi.get.mockResolvedValue(
      createIssue({
        status: "todo",
        executionRunId: null,
      }),
    );
    mockIssuesApi.addComment.mockReturnValue(postedComment.promise);
    queryClient.setQueryData(queryKeys.issues.activeRun("PAP-1"), {
      id: "run-stale",
      status: "running",
      invocationSource: "issue",
      triggerDetail: null,
      contextCommentId: null,
      contextWakeCommentId: null,
      startedAt: "2026-04-21T00:00:00.000Z",
      finishedAt: null,
      createdAt: "2026-04-21T00:00:00.000Z",
      agentId: "agent-1",
      agentName: "Coder",
      adapterType: "codex_local",
      issueId: "issue-1",
    });

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    const props = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as {
      onAdd: (body: string) => Promise<void>;
      comments?: Array<{
        body: string;
        clientStatus?: string;
        queueState?: string;
      }>;
    };
    await act(async () => {
      void props.onAdd("Fresh comment");
      await Promise.resolve();
    });
    await flushReact();

    const nextProps = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as {
      comments?: Array<{
        body: string;
        clientStatus?: string;
        queueState?: string;
      }>;
    };
    const optimisticComment = nextProps.comments?.find(
      (comment) => comment.body === "Fresh comment",
    );
    expect(optimisticComment).toMatchObject({ clientStatus: "pending" });
    expect(optimisticComment?.queueState).toBeUndefined();

    const postedAt = new Date("2026-04-21T00:00:10.000Z");
    await act(async () => {
      postedComment.resolve(
        createIssueComment({
          body: "Fresh comment",
          createdAt: postedAt,
          updatedAt: postedAt,
        }),
      );
    });
    await flushReact();

    expect(
      readRecentTasks(
        getRecentTasksStorageKey("company-1", null),
        "company-1",
      )[0],
    ).toMatchObject({
      id: "issue-1",
      recordedAt: postedAt.getTime(),
    });
  });

  it("shows file viewer entry points when the experimental flag is enabled", async () => {
    mockIssuesApi.get.mockResolvedValue(createIssue());
    mockInstanceSettingsApi.getExperimental.mockResolvedValue({
      enableIssuePlanDecompositions: false,
      enableExperimentalFileViewer: true,
    });

    await act(async () => {
      renderIssueView();
    });

    await flushReact();
    await flushReact();

    expect(
      container.querySelector('[aria-label="Open file in this issue"]'),
    ).not.toBeNull();
  });

  it("starts a planning-mode task as chat-only until its plan document exists", async () => {
    mockSetBreadcrumbToolbar.mockClear();
    mockSetBreadcrumbPanelControl.mockClear();
    mockInstanceSettingsApi.getExperimental.mockResolvedValue({
      enableIssuePlanDecompositions: false,
      enableExperimentalFileViewer: false,
      enableExternalObjects: false,
    });
    mockIssuesApi.get.mockResolvedValue(
      createIssue({
        originKind: "manual",
        workMode: "planning",
      }),
    );
    mockIssuesApi.getDocument.mockResolvedValue(null);

    await act(async () => {
      renderIssueView();
    });

    await flushReact();
    await flushReact();

    expect(mockOpenPanel).not.toHaveBeenCalled();
    expect(mockClosePanel).toHaveBeenCalled();
    expect(
      container.querySelector('button[aria-label="Toggle side panel"]'),
    ).toBeNull();
    const toolbar = [...mockSetBreadcrumbToolbar.mock.calls]
      .reverse()
      .map(([node]) => node)
      .find((node) => node !== null);
    expect(toolbar).toBeUndefined();
    const panelControl = [...mockSetBreadcrumbPanelControl.mock.calls]
      .reverse()
      .map(([control]) => control)
      .find((control) => control !== null);
    expect(panelControl).toMatchObject({ open: false });
  });

  it("reveals the planning-mode task sidebar when its plan document exists", async () => {
    mockInstanceSettingsApi.getExperimental.mockResolvedValue({
      enableIssuePlanDecompositions: false,
      enableExperimentalFileViewer: false,
      enableExternalObjects: false,
    });
    mockIssuesApi.get.mockResolvedValue(
      createIssue({
        originKind: "manual",
        workMode: "planning",
      }),
    );
    mockIssuesApi.getDocument.mockResolvedValue({ id: "doc-1", key: "plan" });

    await act(async () => {
      renderIssueView();
    });

    await waitForAssertion(() => {
      expect(mockOpenPanel).toHaveBeenCalled();
    });
  });

  it("keeps the Show properties button clickable on the first task and reveals the sidebar on demand", async () => {
    mockSetBreadcrumbToolbar.mockClear();
    mockSetBreadcrumbPanelControl.mockClear();
    mockInstanceSettingsApi.getExperimental.mockResolvedValue({
      enableIssuePlanDecompositions: false,
      enableExperimentalFileViewer: false,
      enableExternalObjects: false,
    });
    mockIssuesApi.get.mockResolvedValue(
      createIssue({ originKind: ONBOARDING_FIRST_TASK_ORIGIN_KIND }),
    );
    // No plan yet: the panel mount is suppressed by default.
    mockIssuesApi.getDocument.mockResolvedValue(null);

    await act(async () => {
      renderIssueView();
    });

    await flushReact();
    await flushReact();
    expect(mockOpenPanel).not.toHaveBeenCalled();
    expect(mockClosePanel).toHaveBeenCalled();

    // Even though panelVisible is true, the suppressed first task routes the
    // single breadcrumb panel control through its per-task opt-in behavior.
    const panelControl = [...mockSetBreadcrumbPanelControl.mock.calls]
      .reverse()
      .map(([control]) => control)
      .find((control) => control !== null) as {
      open: boolean;
      onToggle: () => void;
    };
    expect(panelControl).toMatchObject({ open: false });
    expect(
      mockSetBreadcrumbToolbar.mock.calls.every(([node]) => node === null),
    ).toBe(true);

    await act(async () => {
      panelControl.onToggle();
    });
    await flushReact();

    // The click overrides the first-task suppression and mounts the panel.
    await waitForAssertion(() => {
      expect(mockOpenPanel).toHaveBeenCalled();
    });
  });

  it("reveals the properties sidebar on the first onboarding task once a plan document exists", async () => {
    mockInstanceSettingsApi.getExperimental.mockResolvedValue({
      enableIssuePlanDecompositions: false,
      enableExperimentalFileViewer: false,
      enableExternalObjects: false,
    });
    mockIssuesApi.get.mockResolvedValue(
      createIssue({ originKind: ONBOARDING_FIRST_TASK_ORIGIN_KIND }),
    );
    mockIssuesApi.getDocument.mockResolvedValue({ id: "doc-1", key: "plan" });

    await act(async () => {
      renderIssueView();
    });

    await waitForAssertion(() => {
      expect(mockOpenPanel).toHaveBeenCalled();
    });
  });

  it("shows the properties sidebar immediately on a non-first task", async () => {
    mockInstanceSettingsApi.getExperimental.mockResolvedValue({
      enableIssuePlanDecompositions: false,
      enableExperimentalFileViewer: false,
      enableExternalObjects: false,
    });
    mockIssuesApi.get.mockResolvedValue(createIssue({ originKind: "manual" }));

    await act(async () => {
      renderIssueView();
    });

    await waitForAssertion(() => {
      expect(mockOpenPanel).toHaveBeenCalled();
    });
  });

  it("passes blocker attention to the issue detail header status icon", async () => {
    mockIssuesApi.get.mockResolvedValue(
      createIssue({
        status: "blocked",
        blockerAttention: {
          state: "covered",
          reason: "active_child",
          unresolvedBlockerCount: 1,
          coveredBlockerCount: 1,
          stalledBlockerCount: 0,
          attentionBlockerCount: 0,
          sampleBlockerIdentifier: "PAP-2",
          sampleStalledBlockerIdentifier: null,
        },
      }),
    );

    await act(async () => {
      renderIssueView();
    });
    await flushReact();

    expect(
      container.querySelector('[data-status-icon-state="covered"]')
        ?.textContent,
    ).toBe("blocked");
  });

  it.each([false, true])(
    "refreshes a released pause and shows partial wake failure=%s inline",
    async (wakeFailed) => {
      const childIssue = createIssue({
        id: "child-1",
        parentId: "issue-1",
        identifier: "PAP-2",
        issueNumber: 2,
        title: "Held child",
      });
      const activeHold = createPauseHold();
      const releasedHold = createPauseHold({
        status: "released",
        releasedAt: new Date("2026-04-21T00:01:00.000Z"),
        releasedByActorType: "user",
        releasedByUserId: "user-1",
        releaseReason: "Ready to continue",
        updatedAt: new Date("2026-04-21T00:01:00.000Z"),
      });
      let activePauseHoldState: null | {
        holdId: string;
        rootIssueId: string;
        issueId: string;
        isRoot: boolean;
        mode: "pause";
        reason: string | null;
        releasePolicy: {
          strategy: "manual" | "after_active_runs_finish";
          note?: string | null;
        } | null;
      } = {
        holdId: "hold-1",
        rootIssueId: "issue-1",
        issueId: "issue-1",
        isRoot: true,
        mode: "pause",
        reason: null,
        releasePolicy: { strategy: "manual", note: "full_pause" },
      };

      mockIssuesApi.get.mockResolvedValue(createIssue());
      mockIssuesApi.list.mockImplementation(
        (_companyId, filters?: { descendantOf?: string }) =>
          Promise.resolve(
            filters?.descendantOf === "issue-1" ? [childIssue] : [],
          ),
      );
      mockIssuesApi.getTreeControlState.mockImplementation(() =>
        Promise.resolve({ activePauseHold: activePauseHoldState }),
      );
      mockIssuesApi.listTreeHolds.mockResolvedValue([activeHold]);
      mockIssuesApi.previewTreeControl.mockResolvedValue(createResumePreview());
      mockAgentsApi.list.mockResolvedValue([createAgent()]);
      mockIssuesApi.releaseTreeHold.mockImplementation(() => {
        activePauseHoldState = null;
        return Promise.resolve({
          ...releasedHold,
          ...(wakeFailed
            ? {
                wakeFailures: [
                  { issueId: "child-1", message: "Agent unavailable" },
                ],
              }
            : {}),
        });
      });
      mockAuthApi.getSession.mockResolvedValue({
        session: { userId: "user-1" },
        user: { id: "user-1" },
      });

      await act(async () => {
        renderIssueView();
      });
      await flushReact();
      await flushReact();

      await waitForAssertion(() => {
        expect(container.textContent).toContain("Subtree is paused.");
      });

      expect(container.querySelector('[data-testid="paused-composer-takeover"]')).toBeTruthy();
      expect(mockIssueChatThreadRender.mock.calls.at(-1)?.[0].composerPause.scope).toBe("subtree");
      const taskChatShell = container.querySelector<HTMLElement>(
        "[data-task-chat-shell]",
      );
      expect(taskChatShell?.classList).toContain("gap-3");
      expect(taskChatShell?.classList).not.toContain("gap-6");

      const resumeButton = Array.from(
        container.querySelectorAll("button"),
      ).find((button) => button.textContent?.trim() === "Resume subtree");
      expect(resumeButton).toBeTruthy();

      await act(async () => {
        resumeButton!.click();
      });
      await flushReact();

      const applyResumeButton = Array.from(container.querySelectorAll("button"))
        .filter((button) => button.textContent?.trim() === "Resume subtree")
        .at(-1);
      expect(applyResumeButton).toBeTruthy();
      expect(container.textContent).toContain("Wake affected agents (1)");

      await act(async () => {
        applyResumeButton!.click();
      });
      await flushReact();
      await flushReact();

      expect(mockIssuesApi.releaseTreeHold).toHaveBeenCalledWith(
        "PAP-1",
        "hold-1",
        {
          reason: null,
          metadata: { wakeAgents: true },
        },
      );
      expect(
        mockIssuesApi.getTreeControlState.mock.calls.length,
      ).toBeGreaterThanOrEqual(2);
      expect(mockPushToast).not.toHaveBeenCalledWith(
        expect.objectContaining({
          title: "Subtree resumed",
        }),
      );
      await waitForAssertion(() => {
        expect(container.textContent).not.toContain("Subtree is paused.");
      });
      if (wakeFailed)
        expect(
          container.querySelector('[role="alert"]')?.textContent,
        ).toContain("Pause released");
      else expect(container.querySelector('[role="alert"]')).toBeNull();
    },
  );

  it("pauses the subtree immediately without preview or confirmation", async () => {
    mockIssuesApi.previewTreeControl.mockClear();
    const childIssue = createIssue({
      id: "child-1",
      parentId: "issue-1",
      identifier: "PAP-2",
      issueNumber: 2,
      title: "Paused child",
    });
    const pausePreview = createPausePreview();
    const pauseHold = createPauseHold({
      id: "pause-hold-1",
      mode: "pause",
      reason: null,
      releasePolicy: { strategy: "manual", note: "full_pause" },
      members: [],
    });

    mockIssuesApi.get.mockResolvedValue(createIssue());
    mockIssuesApi.list.mockImplementation(
      (_companyId, filters?: { descendantOf?: string }) =>
        Promise.resolve(
          filters?.descendantOf === "issue-1" ? [childIssue] : [],
        ),
    );
    mockIssuesApi.previewTreeControl.mockResolvedValue(pausePreview);
    mockIssuesApi.createTreeHold.mockResolvedValue({
      hold: pauseHold,
      preview: pausePreview,
    });
    mockAuthApi.getSession.mockResolvedValue({
      session: { userId: "user-1" },
      user: { id: "user-1" },
    });

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    const moreButton = container.querySelector(
      'button[aria-label="More task actions"]',
    ) as HTMLButtonElement | null;
    expect(moreButton).toBeTruthy();

    await act(async () => {
      moreButton!.dispatchEvent(
        new KeyboardEvent("keydown", { key: "Enter", bubbles: true }),
      );
    });
    await flushReact();

    const pauseMenuButton = Array.from(
      container.querySelectorAll("button"),
    ).find((button) => button.textContent?.trim() === "Pause subtree");
    expect(pauseMenuButton).toBeTruthy();

    await act(async () => {
      pauseMenuButton!.click();
    });
    await flushReact();
    await flushReact();

    expect(mockIssuesApi.previewTreeControl).not.toHaveBeenCalled();
    expect(container.querySelector('[data-slot="dialog-content"]')).toBeNull();
    expect(mockIssuesApi.createTreeHold).toHaveBeenCalledWith("PAP-1", {
      mode: "pause",
      reason: null,
      releasePolicy: { strategy: "manual", note: "full_pause" },
    });
  });

  it("stops the selected queued Grok run without cancelling a different running run", async () => {
    mockGrokBotApi.stop.mockClear();
    mockIssuesApi.get.mockResolvedValue(createIssue({ status: "in_progress", assigneeAgentId: "agent-1", executionRunId: "run-active-1" }));
    mockAgentsApi.list.mockResolvedValue([
      createAgent({ adapterType: "paperclip_runner", adapterConfig: { provider: "grok_bot" } }),
      createAgent({ id: "agent-2", adapterType: "paperclip_runner", adapterConfig: { provider: "grok_bot" } }),
    ]);
    mockHeartbeatsApi.liveRunsForIssue.mockResolvedValue([
      { id: "run-active-1", agentId: "agent-1", status: "running", runtimeMode: "native", issueId: "issue-1", adapterType: "paperclip_runner" },
      { id: "run-queued-2", agentId: "agent-2", status: "queued", runtimeMode: "native", issueId: "issue-1", adapterType: "paperclip_runner" },
    ]);
    await act(async () => { renderIssueView(); });
    await waitForAssertion(() => expect(mockIssueChatThreadRender.mock.calls.at(-1)?.[0]).toMatchObject({ stopRunLabel: "Stop Paperclip work" }));
    await act(async () => { await mockIssueChatThreadRender.mock.calls.at(-1)![0].onStopRun("run-queued-2"); });
    expect(mockGrokBotApi.stop).toHaveBeenCalledExactlyOnceWith("company-1", "agent-2", "run-queued-2");
    expect(mockHeartbeatsApi.cancel).not.toHaveBeenCalled();
  });

  it.each(["active-run", "composer"])(
    "keeps %s run controls distinct from pausing future work",
    async (control) => {
      mockIssuesApi.createTreeHold.mockClear();
      mockHeartbeatsApi.cancel.mockClear();
      mockHeartbeatsApi.get.mockReset();
      const pausePreview = createPausePreview();
      pausePreview.totals = {
        ...pausePreview.totals,
        totalIssues: 1,
        affectedIssues: 1,
        skippedIssues: 0,
        activeRuns: 1,
      };
      pausePreview.issues = [pausePreview.issues[0]!];
      pausePreview.skippedIssues = [];
      const pauseHold = createPauseHold({
        id: "leaf-pause-hold-1",
        mode: "pause",
        reason: null,
        releasePolicy: { strategy: "manual", note: "leaf_pause" },
        members: [],
      });

      mockIssuesApi.get.mockResolvedValue(
        createIssue({
          status: "in_progress",
          assigneeAgentId: "agent-1",
          executionRunId: "run-active-1",
        }),
      );
      mockIssuesApi.previewTreeControl.mockResolvedValue(pausePreview);
      mockIssuesApi.createTreeHold.mockResolvedValue({
        hold: pauseHold,
        preview: pausePreview,
      });
      mockAgentsApi.list.mockResolvedValue([createAgent()]);
      mockHeartbeatsApi.liveRunsForIssue.mockResolvedValue([
        {
          id: "run-active-1",
          agentId: "agent-1",
          status: "running",
          runtimeMode: "legacy",
          issueId: "issue-1",
          adapterType: "process",
        },
      ]);
      mockHeartbeatsApi.get.mockResolvedValue({ id: "run-active-1", status: "cancelled", runtimeMode: "legacy" });
      mockAuthApi.getSession.mockResolvedValue({
        session: { userId: "user-1" },
        user: { id: "user-1" },
      });

      await act(async () => {
        renderIssueView();
      });
      await flushReact();
      await flushReact();

      expect(mockIssueChatThreadRender.mock.calls.at(-1)?.[0]).toMatchObject({
        stopRunLabel: "Pause work",
        stoppingRunLabel: "Pausing...",
        issueWorkMode: "standard",
      });

      const chatPauseButton = Array.from(container.querySelectorAll("button"))
        .filter((button) => button.textContent?.trim() === "Pause work")
        .at(-1);
      expect(chatPauseButton).toBeTruthy();

      await act(async () => {
        if (control === "composer") {
          const stop =
            mockIssueChatThreadRender.mock.calls.at(-1)?.[0].onCancelRun;
          expect(stop).toBeTypeOf("function");
          await stop();
        } else chatPauseButton!.click();
      });
      await flushReact();

      if (control === "composer") {
        expect(mockHeartbeatsApi.cancel).toHaveBeenCalledWith("run-active-1");
        expect(mockHeartbeatsApi.get).toHaveBeenCalledWith("run-active-1");
        expect(mockIssuesApi.createTreeHold).not.toHaveBeenCalled();
      } else expect(mockIssuesApi.createTreeHold).toHaveBeenCalledWith("PAP-1", {
        mode: "pause",
        reason: null,
        releasePolicy: { strategy: "manual", note: "leaf_pause" },
        metadata: { source: "issue_active_run_control", runId: "run-active-1" },
      });

      const moreButton = container.querySelector(
        'button[aria-label="More task actions"]',
      ) as HTMLButtonElement | null;
      expect(moreButton).toBeTruthy();
      await act(async () => {
        moreButton!.dispatchEvent(
          new KeyboardEvent("keydown", { key: "Enter", bubbles: true }),
        );
      });
      await flushReact();

      const pauseMenuButton = Array.from(
        container.querySelectorAll("button"),
      ).find((button) => button.textContent?.trim() === "Pause work");
      expect(pauseMenuButton).toBeTruthy();
      await act(async () => {
        pauseMenuButton!.click();
      });
      await flushReact();
      expect(mockIssuesApi.createTreeHold).toHaveBeenLastCalledWith("PAP-1", {
        mode: "pause",
        reason: null,
        releasePolicy: { strategy: "manual", note: "leaf_pause" },
      });
      expect(mockPushToast).not.toHaveBeenCalled();
      mockIssuesApi.createTreeHold.mockRejectedValueOnce(
        new Error("Unable to pause. Try again."),
      );
      await act(async () => {
        await mockIssueChatThreadRender.mock.calls
          .at(-1)?.[0]
          .onStopRun("run-active-1");
      });
      await flushReact();
      expect(container.querySelector('[role="alert"]')?.textContent).toContain(
        "Unable to pause. Try again.",
      );
      expect(mockPushToast).not.toHaveBeenCalled();
    },
  );

  it("routes live-run finalization actions through run cancellation before issue status update", async () => {
    mockHeartbeatsApi.cancel.mockClear();
    mockIssuesApi.get.mockResolvedValue(
      createIssue({
        status: "in_progress",
        assigneeAgentId: "agent-1",
        executionRunId: "run-active-1",
      }),
    );
    mockIssuesApi.update.mockImplementation((_id, data) =>
      Promise.resolve(
        createIssue({
          status: data.status as Issue["status"],
          assigneeAgentId: "agent-1",
        }),
      ),
    );
    mockHeartbeatsApi.cancel.mockResolvedValue(undefined);
    mockAgentsApi.list.mockResolvedValue([createAgent()]);
    mockAuthApi.getSession.mockResolvedValue({
      session: { userId: "user-1" },
      user: { id: "user-1" },
    });

    await act(async () => {
      renderIssueView();
    });
    await flushReact();

    const stopAndDoneButton = Array.from(
      container.querySelectorAll("button"),
    ).find((button) => button.textContent?.trim() === "Stop and done");
    expect(stopAndDoneButton).toBeTruthy();

    await act(async () => {
      stopAndDoneButton!.click();
    });
    await flushReact();

    expect(mockHeartbeatsApi.cancel).toHaveBeenCalledWith("run-active-1");
    expect(mockIssuesApi.update).toHaveBeenCalledWith("PAP-1", {
      status: "done",
    });
    expect(mockHeartbeatsApi.cancel.mock.invocationCallOrder[0]).toBeLessThan(
      mockIssuesApi.update.mock.invocationCallOrder[0],
    );

    const stopAndCancelButton = Array.from(
      container.querySelectorAll("button"),
    ).find((button) => button.textContent?.trim() === "Stop and cancel");
    expect(stopAndCancelButton).toBeTruthy();

    await act(async () => {
      stopAndCancelButton!.click();
    });
    await flushReact();

    expect(mockIssuesApi.update).toHaveBeenLastCalledWith("PAP-1", {
      status: "cancelled",
    });
    expect(mockHeartbeatsApi.cancel).toHaveBeenCalledTimes(2);
    expect(mockHeartbeatsApi.cancel.mock.invocationCallOrder[1]).toBeLessThan(
      mockIssuesApi.update.mock.invocationCallOrder[1],
    );
  });

  it("reports partial success when run finalization stops the run but task status update fails", async () => {
    mockIssuesApi.get.mockResolvedValue(
      createIssue({
        status: "in_progress",
        assigneeAgentId: "agent-1",
        executionRunId: "run-active-1",
      }),
    );
    mockIssuesApi.update.mockRejectedValue(new Error("Status write failed"));
    mockHeartbeatsApi.cancel.mockResolvedValue(undefined);
    mockAgentsApi.list.mockResolvedValue([createAgent()]);
    mockAuthApi.getSession.mockResolvedValue({
      session: { userId: "user-1" },
      user: { id: "user-1" },
    });

    await act(async () => {
      renderIssueView();
    });
    await flushReact();

    const stopAndDoneButton = Array.from(
      container.querySelectorAll("button"),
    ).find((button) => button.textContent?.trim() === "Stop and done");
    expect(stopAndDoneButton).toBeTruthy();

    await act(async () => {
      stopAndDoneButton!.click();
    });
    await flushReact();

    expect(mockHeartbeatsApi.cancel).toHaveBeenCalledWith("run-active-1");
    expect(mockPushToast).toHaveBeenCalledWith(
      expect.objectContaining({
        title: "Run stopped; task update failed",
        body: "Run was stopped, but updating the task failed: Status write failed",
        tone: "error",
      }),
    );
  });

  it("passes planning work mode to the issue chat thread", async () => {
    mockIssuesApi.get.mockResolvedValue(createIssue({ workMode: "planning" }));
    await act(async () => {
      renderIssueView();
    });
    await flushReact();

    expect(mockIssueChatThreadRender.mock.calls.at(-1)?.[0]).toMatchObject({
      issueWorkMode: "planning",
    });
  });

  it("reports the selected continuation action after rejecting completion", async () => {
    const pendingInteraction = {
      id: "interaction-continue",
      companyId: "company-1",
      issueId: "issue-1",
      kind: "request_confirmation",
      title: "Review completion",
      summary: null,
      status: "pending",
      continuationPolicy: "wake_assignee",
      resolverPolicy: "human_only",
      requestedResolverPolicy: "human_only",
      effectiveResolverPolicy: "human_only",
      resolverPolicyProvenance: "explicit",
      effectiveResolverPolicySource: "requested",
      legacyResolverPolicyAliases: {
        requested: "board_only",
        effective: "board_only",
      },
      createdByAgentId: "agent-1",
      createdByUserId: null,
      resolvedByAgentId: null,
      resolvedByUserId: null,
      createdAt: new Date("2026-09-06T12:00:00.000Z"),
      updatedAt: new Date("2026-09-06T12:00:00.000Z"),
      resolvedAt: null,
      payload: {
        version: 1,
        prompt: "Is this task ready to complete?",
        acceptLabel: "Approve completion",
        rejectLabel: "Continue work",
      },
      result: null,
    } satisfies RequestConfirmationInteraction;
    const rejectedInteraction = {
      ...pendingInteraction,
      status: "rejected",
      resolvedAt: new Date("2026-09-06T12:01:00.000Z"),
      result: { version: 1, outcome: "rejected", reason: "Run turn 2" },
    } satisfies RequestConfirmationInteraction;
    mockIssuesApi.get.mockResolvedValue(createIssue());
    mockIssuesApi.rejectInteraction.mockResolvedValue(rejectedInteraction);

    await act(async () => {
      renderIssueView();
    });
    await flushReact();

    const props = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as {
      onRejectInteraction?: (
        interaction: RequestConfirmationInteraction,
        reason?: string,
      ) => Promise<void>;
    };
    expect(props.onRejectInteraction).toBeTypeOf("function");

    await act(async () => {
      await props.onRejectInteraction?.(pendingInteraction, "Run turn 2");
    });

    expect(mockIssuesApi.rejectInteraction).toHaveBeenCalledWith(
      "PAP-1",
      pendingInteraction.id,
      "Run turn 2",
    );
    expect(mockPushToast).toHaveBeenCalledWith({
      title: "Selected “Continue work”",
      tone: "success",
    });
  });

  it("passes ask work mode to the issue chat thread", async () => {
    mockIssuesApi.get.mockResolvedValue(createIssue({ workMode: "ask" }));
    await act(async () => {
      renderIssueView();
    });
    await flushReact();

    expect(mockIssueChatThreadRender.mock.calls.at(-1)?.[0]).toMatchObject({
      issueWorkMode: "ask",
    });
  });

  it("falls back to execCommand when copying the task from an insecure context", async () => {
    const clipboardWrite = vi.fn(async () => {
      throw new Error("Clipboard API blocked");
    });
    const execCommand = vi.fn(() => true);
    const originalClipboard = Object.getOwnPropertyDescriptor(
      navigator,
      "clipboard",
    );
    const originalExecCommand = Object.getOwnPropertyDescriptor(
      document,
      "execCommand",
    );
    const originalSecureContext = Object.getOwnPropertyDescriptor(
      window,
      "isSecureContext",
    );
    Object.defineProperty(window, "isSecureContext", {
      configurable: true,
      value: false,
    });
    Object.defineProperty(navigator, "clipboard", {
      configurable: true,
      value: { writeText: clipboardWrite },
    });
    Object.defineProperty(document, "execCommand", {
      configurable: true,
      value: execCommand,
    });
    mockIssuesApi.get.mockResolvedValue(
      createIssue({
        identifier: "PAP-1",
        title: "Copy me",
        description: "Task body",
      }),
    );

    try {
      await act(async () => {
        renderIssueView();
      });
      await flushReact();

      const moreButton = container.querySelector<HTMLButtonElement>(
        'button[aria-label="More task actions"]',
      );
      await act(async () => moreButton!.click());
      const copyButton = Array.from(
        document.body.querySelectorAll<HTMLButtonElement>("button"),
      ).find((button) => button.textContent?.trim() === "Copy as markdown");
      expect(copyButton).toBeTruthy();

      await act(async () => {
        copyButton!.click();
        await Promise.resolve();
      });

      expect(clipboardWrite).not.toHaveBeenCalled();
      expect(execCommand).toHaveBeenCalledWith("copy");
      expect(mockPushToast).toHaveBeenCalledWith(
        expect.objectContaining({
          title: "Copied to clipboard",
          tone: "success",
        }),
      );
    } finally {
      if (originalClipboard) {
        Object.defineProperty(navigator, "clipboard", originalClipboard);
      } else {
        // @ts-expect-error test cleanup for optional browser API
        delete navigator.clipboard;
      }
      if (originalExecCommand) {
        Object.defineProperty(document, "execCommand", originalExecCommand);
      } else {
        // @ts-expect-error test cleanup for optional browser API
        delete document.execCommand;
      }
      if (originalSecureContext) {
        Object.defineProperty(window, "isSecureContext", originalSecureContext);
      } else {
        // @ts-expect-error test cleanup for optional browser API
        delete window.isSecureContext;
      }
    }
  });

  it("renders the legacy issue chat thread when the classic task interface flag is on", async () => {
    mockInstanceSettingsApi.getExperimental.mockResolvedValue({
      enableIssuePlanDecompositions: false,
      enableExperimentalFileViewer: false,
      enableExternalObjects: false,
      enableStreamlinedUi: true,
      enableClassicTaskInterface: true,
    });
    mockIssuesApi.get.mockResolvedValue(createIssue());
    mockIssuesApi.listInteractions.mockResolvedValue([
      {
        id: "classic-question",
        companyId: "company-1",
        issueId: "issue-1",
        kind: "ask_user_questions",
        status: "answered",
        sourceRunId: "legacy-run",
        resolvedByUserId: "user-1",
        resolvedAt: "2026-04-21T00:00:04.000Z",
        createdAt: "2026-04-21T00:00:01.000Z",
        updatedAt: "2026-04-21T00:00:04.000Z",
        payload: {
          version: 1,
          questions: [
            {
              id: "runtime",
              prompt: "Which runtime?",
              selectionMode: "single",
              options: [{ id: "node", label: "Node.js" }],
            },
          ],
        },
        result: {
          version: 1,
          answers: [{ questionId: "runtime", optionIds: ["node"] }],
        },
      },
    ]);

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    expect(
      container.querySelector('[data-testid="issue-chat-thread"]'),
    ).not.toBeNull();
    expect(
      container.querySelector('[data-testid="task-chat-thread"]'),
    ).toBeNull();
    expect(mockIssueChatThreadRender).toHaveBeenCalled();
    const classicProps = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as {
      comments?: Array<{ id: string }>;
    };
    expect(
      classicProps.comments?.some(
        (comment) => comment.id === "interaction-response:classic-question",
      ),
    ).toBe(false);
  });

  it("restores master's task chat thread when Streamlined UI is off", async () => {
    mockInstanceSettingsApi.getExperimental.mockResolvedValue({
      enableIssuePlanDecompositions: false,
      enableExperimentalFileViewer: false,
      enableExternalObjects: false,
      enableStreamlinedUi: false,
      enableClassicTaskInterface: false,
    });
    mockIssuesApi.get.mockResolvedValue(createIssue());

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    expect(
      container.querySelector('[data-testid="issue-chat-thread"]'),
    ).toBeNull();
    expect(
      container.querySelector('[data-testid="task-chat-thread"]'),
    ).not.toBeNull();
  });

  it("still honors Classic Task Interface when Streamlined UI is off", async () => {
    mockInstanceSettingsApi.getExperimental.mockResolvedValue({
      enableIssuePlanDecompositions: false,
      enableExperimentalFileViewer: false,
      enableExternalObjects: false,
      enableStreamlinedUi: false,
      enableClassicTaskInterface: true,
    });
    mockIssuesApi.get.mockResolvedValue(createIssue());

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    expect(
      container.querySelector('[data-testid="issue-chat-thread"]'),
    ).not.toBeNull();
    expect(
      container.querySelector('[data-testid="task-chat-thread"]'),
    ).toBeNull();
  });

  it("passes @task mention options to the thread by default", async () => {
    const mentionPoolIssue = {
      ...createIssue(),
      id: "issue-mention-1",
      identifier: "PAP-9",
      title: "Mentionable task",
    };
    mockIssuesApi.list.mockImplementation(
      (_companyId: string, filters?: { sortField?: string }) =>
        Promise.resolve(
          filters?.sortField === "updated" ? [mentionPoolIssue] : [],
        ),
    );
    mockIssuesApi.get.mockResolvedValue(createIssue());

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    await waitForAssertion(() => {
      expect(mockIssueChatThreadRender.mock.calls.at(-1)?.[0].mentions).toEqual(
        expect.arrayContaining([
          expect.objectContaining({ kind: "issue", issueIdentifier: "PAP-9" }),
        ]),
      );
    });
    expect(mockIssuesApi.list).toHaveBeenCalledWith(
      "company-1",
      expect.objectContaining({ sortField: "updated" }),
    );
  });

  it("forwards composer work mode changes to the issues API", async () => {
    const issue = createIssue();
    mockIssuesApi.get.mockResolvedValue(issue);
    mockIssuesApi.listAttachments.mockResolvedValue([
      {
        id: "attachment-1",
        issueId: issue.id,
        issueCommentId: null,
        originalFilename: "planning-notes.txt",
        contentPath: "/attachments/planning-notes.txt",
        contentType: "text/plain",
        byteSize: 4096,
        uploadedByUserId: null,
        uploadedAt: new Date("2026-04-21T00:02:00.000Z"),
      },
    ]);
    localStorage.setItem(
      "paperclip:issue-comment-draft:issue-1",
      "Draft follow-up message",
    );
    mockIssuesApi.update.mockResolvedValue(
      createIssue({ workMode: "planning" }),
    );

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    const lastChatThreadProps =
      mockIssueChatThreadRender.mock.calls.at(-1)?.[0];
    expect(lastChatThreadProps?.issueWorkMode).toBe("standard");
    expect(typeof lastChatThreadProps?.onWorkModeChange).toBe("function");

    await act(async () => {
      lastChatThreadProps?.onWorkModeChange?.("ask");
    });
    await flushReact();

    expect(mockIssuesApi.update).toHaveBeenCalledWith(issue.identifier, {
      workMode: "ask",
    });
    expect(localStorage.getItem("paperclip:issue-comment-draft:issue-1")).toBe(
      "Draft follow-up message",
    );
    localStorage.removeItem("paperclip:issue-comment-draft:issue-1");
  });

  describe.each([false, true])("composer tree control (mobile=%s)", (isMobile) => {
    const treeControlKey = ["issues", "tree-control-state", "PAP-1"];
    const composerProps = () => mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as {
      composerDisabledReason: string | null;
      composerPause: TaskComposerPause | null;
      onAdd: (body: string) => Promise<void>;
    };

    async function renderWithPendingTreeControl() {
      mockSidebarState.isMobile = isMobile;
      mockIssuesApi.get.mockResolvedValue(createIssue());
      let resolve!: (value: Awaited<ReturnType<typeof issuesApi.getTreeControlState>>) => void;
      let reject!: (reason: Error) => void;
      const promise = new Promise<Awaited<ReturnType<typeof issuesApi.getTreeControlState>>>((resolvePromise, rejectPromise) => {
        resolve = resolvePromise;
        reject = rejectPromise;
      });
      const response = { promise, resolve, reject };
      mockIssuesApi.getTreeControlState.mockReturnValue(response.promise);
      await act(async () => {
        root.render(
          <QueryClientProvider client={queryClient}>
            <IssueDetail />
          </QueryClientProvider>,
        );
      });
      await waitForAssertion(() => {
        expect(mockIssuesApi.getTreeControlState).toHaveBeenCalledWith("PAP-1");
        expect(mockIssueChatThreadRender).toHaveBeenCalled();
        expect(queryClient.getQueryState(treeControlKey)?.status).toBe("pending");
        expect(queryClient.getQueryState(treeControlKey)?.fetchStatus).toBe("fetching");
      });
      return response;
    }

    it("allows a message while tree control is pending and remains enabled after success", async () => {
      mockIssuesApi.addComment.mockClear().mockResolvedValue(createIssueComment({ body: "Keep working" }));
      const response = await renderWithPendingTreeControl();
      expect(composerProps().composerDisabledReason).toBeNull();
      expect(composerProps().composerPause).toBeNull();
      await act(async () => {
        await composerProps().onAdd("Keep working");
      });
      expect(mockIssuesApi.addComment).toHaveBeenCalledWith(
        "PAP-1", "Keep working", undefined, undefined, undefined, expect.any(String),
      );
      expect(queryClient.getQueryState(treeControlKey)?.status).toBe("pending");

      response.resolve({ activePauseHold: null });
      await waitForAssertion(() => {
        expect(queryClient.getQueryState(treeControlKey)?.status).toBe("success");
        expect(composerProps().composerDisabledReason).toBeNull();
        expect(composerProps().composerPause).toBeNull();
      });
    });

    it("blocks the composer when the pending tree control request fails", async () => {
      const response = await renderWithPendingTreeControl();
      response.reject(new Error("tree control unavailable"));
      await waitForAssertion(() => {
        expect(queryClient.getQueryState(treeControlKey)?.status).toBe("error");
        expect(composerProps().composerDisabledReason).toBe(
          "Couldn’t check whether this task is paused. Refresh to try again.",
        );
      });
    });

    it.each([true, false])("applies a late pause response (root=%s)", async (isRoot) => {
      const response = await renderWithPendingTreeControl();
      response.resolve({
        activePauseHold: {
          holdId: "hold-1",
          rootIssueId: isRoot ? "issue-1" : "parent-1",
          issueId: "issue-1",
          isRoot,
          mode: "pause",
          reason: null,
          releasePolicy: { strategy: "manual" },
        },
      });
      await waitForAssertion(() => {
        expect(composerProps().composerPause?.scope).toBe(isRoot ? "leaf" : "subtree");
        expect(container.querySelector('[data-testid="paused-composer-takeover"]')).not.toBeNull();
      });
    });
  });

  it("renders a quiet task pause notice and defaults leaf resume to wake the assignee", async () => {
    const activeHold = createPauseHold();
    const releasedHold = createPauseHold({
      status: "released",
      releasedAt: new Date("2026-04-21T00:01:00.000Z"),
      releasedByActorType: "user",
      releasedByUserId: "user-1",
      releaseReason: "Ready to continue",
      updatedAt: new Date("2026-04-21T00:01:00.000Z"),
    });

    mockIssuesApi.get.mockResolvedValue(
      createIssue({
        status: "in_review",
        assigneeAgentId: "agent-1",
      }),
    );
    mockIssuesApi.getTreeControlState.mockResolvedValue({
      activePauseHold: {
        holdId: "hold-1",
        rootIssueId: "issue-1",
        issueId: "issue-1",
        isRoot: true,
        mode: "pause",
        reason: null,
        releasePolicy: { strategy: "manual", note: "leaf_pause" },
      },
    });
    mockIssuesApi.listTreeHolds.mockResolvedValue([activeHold]);
    mockIssuesApi.previewTreeControl.mockResolvedValue(createResumePreview());
    mockIssuesApi.releaseTreeHold.mockResolvedValue(releasedHold);
    mockAgentsApi.list.mockResolvedValue([createAgent()]);
    mockAuthApi.getSession.mockResolvedValue({
      session: { userId: "user-1" },
      user: { id: "user-1" },
    });

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    await waitForAssertion(() => {
      expect(container.textContent).toContain("Task is paused.");
      expect(container.textContent).toContain("in_review");
      expect(container.textContent).not.toContain("Subtree is paused.");
    });

    const resumeButton = Array.from(container.querySelectorAll("button")).find(
      (button) => button.textContent?.trim() === "Resume task",
    );
    expect(resumeButton).toBeTruthy();

    await act(async () => {
      resumeButton!.click();
    });
    await flushReact();
    await flushReact();

    const wakeCheckbox = container.querySelector(
      'input[type="checkbox"]',
    ) as HTMLInputElement | null;
    expect(wakeCheckbox?.checked).toBe(true);

    const applyResumeButton = Array.from(container.querySelectorAll("button"))
      .filter((button) => button.textContent?.trim() === "Resume work")
      .at(-1);
    expect(applyResumeButton).toBeTruthy();

    await act(async () => {
      applyResumeButton!.click();
    });
    await flushReact();

    expect(mockIssuesApi.releaseTreeHold).toHaveBeenCalledWith(
      "PAP-1",
      "hold-1",
      {
        reason: null,
        metadata: { wakeAgents: true },
      },
    );
  });

  it("exposes restore subtree from the issue actions menu", async () => {
    const childIssue = createIssue({
      id: "child-1",
      parentId: "issue-1",
      identifier: "PAP-2",
      issueNumber: 2,
      title: "Cancelled child",
      status: "cancelled",
      assigneeAgentId: "agent-1",
    });
    const cancelHold = createPauseHold({
      id: "cancel-hold-1",
      mode: "cancel",
      reason: "bad plan",
      members: [],
    });
    const restorePreview = createRestorePreview();
    const restoreHold = createPauseHold({
      id: "restore-hold-1",
      mode: "restore",
      status: "released",
      reason: null,
      releaseReason: "Restore operation applied",
      releasedAt: new Date("2026-04-21T00:02:00.000Z"),
      members: [],
    });

    mockIssuesApi.get.mockResolvedValue(createIssue());
    mockIssuesApi.list.mockImplementation(
      (_companyId, filters?: { descendantOf?: string }) =>
        Promise.resolve(
          filters?.descendantOf === "issue-1" ? [childIssue] : [],
        ),
    );
    mockIssuesApi.listTreeHolds.mockImplementation(
      (_issueId, filters?: { mode?: string }) =>
        Promise.resolve(filters?.mode === "cancel" ? [cancelHold] : []),
    );
    mockIssuesApi.previewTreeControl.mockResolvedValue(restorePreview);
    mockIssuesApi.createTreeHold.mockResolvedValue({
      hold: restoreHold,
      preview: restorePreview,
    });
    mockAuthApi.getSession.mockResolvedValue({
      session: { userId: "user-1" },
      user: { id: "user-1" },
    });

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    const moreButton = container.querySelector(
      'button[aria-label="More task actions"]',
    ) as HTMLButtonElement | null;
    expect(moreButton).toBeTruthy();

    await act(async () => {
      moreButton!.dispatchEvent(
        new KeyboardEvent("keydown", { key: "Enter", bubbles: true }),
      );
    });
    await flushReact();

    const restoreMenuButton = Array.from(
      container.querySelectorAll("button"),
    ).find((button) => button.textContent?.trim() === "Restore subtree...");
    expect(restoreMenuButton).toBeTruthy();

    await act(async () => {
      restoreMenuButton!.click();
    });
    await flushReact();
    await flushReact();

    expect(mockIssuesApi.previewTreeControl).toHaveBeenCalledWith("PAP-1", {
      mode: "restore",
      releasePolicy: { strategy: "manual" },
    });
    expect(container.textContent).toContain("1 task will be restored.");

    const restoreApplyButton = Array.from(
      container.querySelectorAll("button"),
    ).find((button) => button.textContent?.trim() === "Restore 1 task");
    expect(restoreApplyButton).toBeTruthy();

    await act(async () => {
      restoreApplyButton!.click();
    });
    await flushReact();

    expect(mockIssuesApi.createTreeHold).toHaveBeenCalledWith("PAP-1", {
      mode: "restore",
      reason: null,
      releasePolicy: { strategy: "manual" },
      metadata: { wakeAgents: false },
    });
  });

  it("confirms cancellation once without a reason, checkbox, or task inventory", async () => {
    mockIssuesApi.createTreeHold.mockClear();
    const childIssue = createIssue({
      id: "child-1",
      parentId: "issue-1",
      identifier: "PAP-2",
      issueNumber: 2,
      title: "Cancellable child",
    });

    mockIssuesApi.get.mockResolvedValue(createIssue());
    mockIssuesApi.list.mockImplementation(
      (_companyId, filters?: { descendantOf?: string }) =>
        Promise.resolve(
          filters?.descendantOf === "issue-1" ? [childIssue] : [],
        ),
    );
    mockIssuesApi.previewTreeControl.mockResolvedValue(createCancelPreview(24));
    mockAuthApi.getSession.mockResolvedValue({
      session: { userId: "user-1" },
      user: { id: "user-1" },
    });

    await act(async () => {
      renderIssueView();
    });
    await flushReact();
    await flushReact();

    const moreButton = container.querySelector(
      'button[aria-label="More task actions"]',
    )!;
    await act(async () => {
      moreButton.dispatchEvent(
        new KeyboardEvent("keydown", { key: "Enter", bubbles: true }),
      );
    });
    await flushReact();
    const cancelMenuButton = Array.from(
      container.querySelectorAll("button"),
    ).find((button) => button.textContent?.trim() === "Cancel subtree...");
    expect(cancelMenuButton).toBeTruthy();

    await act(async () => {
      cancelMenuButton!.click();
    });
    await flushReact();
    await flushReact();

    expect(mockIssuesApi.previewTreeControl).toHaveBeenCalledWith("PAP-1", {
      mode: "cancel",
      releasePolicy: { strategy: "manual" },
    });

    const dialogContent = container.querySelector(
      '[data-slot="dialog-content"]',
    ) as HTMLDivElement | null;
    expect(dialogContent).toBeTruthy();
    expect(dialogContent!.textContent).toContain("Cancel subtree?");
    expect(dialogContent!.textContent).toContain("24 tasks will be cancelled.");
    expect(dialogContent!.textContent).toContain("Keep tasks");
    expect(
      dialogContent!.querySelector('textarea, input[type="checkbox"]'),
    ).toBeNull();
    expect(dialogContent!.textContent).not.toContain("Cancellable child");
    expect(mockIssuesApi.createTreeHold).not.toHaveBeenCalled();
    const cancelApplyButton = Array.from(
      dialogContent!.querySelectorAll("button"),
    ).find((button) => button.textContent?.trim() === "Cancel 24 tasks")!;
    expect(cancelApplyButton.disabled).toBe(false);
    mockIssuesApi.createTreeHold.mockResolvedValue({
      hold: { ...createPauseHold(), mode: "cancel" },
      preview: createCancelPreview(24),
    });
    await act(async () => {
      cancelApplyButton.click();
    });
    await flushReact();
    expect(mockIssuesApi.createTreeHold).toHaveBeenCalledWith("PAP-1", {
      mode: "cancel",
      reason: null,
      releasePolicy: { strategy: "manual" },
    });
  });

  it("keeps the authoritative Paperclip queue mounted after handoff promotion", async () => {
    mockIssuesApi.get.mockResolvedValue(
      createIssue({
        status: "in_progress",
        assigneeAgentId: "agent-1",
        executionRunId: "run-promoted-1",
      }),
    );
    mockAgentsApi.list.mockResolvedValue([
      createAgent({ adapterType: "paperclip_runner" }),
    ]);
    mockIssuesApi.getQueuedComments.mockResolvedValue(
      createQueuedCommentQueue({
        state: "queued",
        targetRunId: null,
      }),
    );

    await act(async () => {
      renderIssueView();
    });
    await waitForAssertion(() => {
      const props = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as
        | {
            queuedCommentQueue?: IssueQueuedCommentQueue | null;
          }
        | undefined;
      expect(mockIssuesApi.getQueuedComments).toHaveBeenCalledWith("issue-1");
      expect(props?.queuedCommentQueue).toMatchObject({
        queueId: "wake-queue-1",
        state: "queued",
        targetRunId: null,
      });
    });
  });

  it.each(DIRECT_ADAPTER_TYPES)(
    "loads only the shared queue projection for an active %s run after reassignment",
    async (adapterType) => {
      mockIssuesApi.get.mockResolvedValue(
        createIssue({
          status: "in_progress",
          assigneeAgentId: "agent-1",
          executionRunId: "run-direct-1",
        }),
      );
      mockAgentsApi.list.mockResolvedValue([
        createAgent({ adapterType: "paperclip_runner" }),
      ]);
      const directRun = {
        id: "run-direct-1",
        runtimeMode: "legacy" as const,
        status: "running",
        invocationSource: "issue",
        triggerDetail: null,
        contextCommentId: null,
        contextWakeCommentId: null,
        startedAt: "2026-04-21T00:00:00.000Z",
        finishedAt: null,
        createdAt: "2026-04-21T00:00:00.000Z",
        agentId: "agent-1",
        agentName: "Coder",
        adapterType,
        issueId: "issue-1",
      };
      mockHeartbeatsApi.activeRunForIssue.mockResolvedValue(directRun);
      mockHeartbeatsApi.liveRunsForIssue.mockResolvedValue([directRun]);
      mockIssuesApi.getQueuedComments.mockClear();

      await act(async () => {
        renderIssueView();
      });
      await flushReact();
      await flushReact();

      expect(mockIssuesApi.getQueuedComments).toHaveBeenCalledWith("issue-1");
      const props = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as {
        queuedCommentQueue?: IssueQueuedCommentQueue | null;
        runFinalizationActions?: readonly { id: string; label: string }[];
      };
      expect(props.queuedCommentQueue).toBeNull();
      expect(props.runFinalizationActions).toEqual([
        expect.objectContaining({ id: "cancel", label: "Stop and cancel" }),
        expect.objectContaining({ id: "done", label: "Stop and done" }),
      ]);
    },
  );

  it.each([true, false])("optimistically promotes the last steering message and restores it without a toast on rejection (history loaded: %s)", async historyLoaded => {
    const queue = createQueuedCommentQueue();
    mockIssuesApi.get.mockResolvedValue(createIssue({ status: "in_progress", assigneeAgentId: "agent-1", executionRunId: "run-active-1" }));
    mockAgentsApi.list.mockResolvedValue([createAgent({ adapterType: "paperclip_runner" })]);
    mockIssuesApi.listComments.mockResolvedValue(historyLoaded ? [queue.entries[0].comment] : []);
    mockIssuesApi.getQueuedComments.mockResolvedValue(queue);
    mockHeartbeatsApi.activeRunForIssue.mockResolvedValue({
      id: "run-active-1", runtimeMode: "native", status: "running", invocationSource: "issue",
      triggerDetail: null, contextCommentId: null, contextWakeCommentId: null,
      startedAt: "2026-04-21T00:00:00.000Z", finishedAt: null, createdAt: "2026-04-21T00:00:00.000Z",
      agentId: "agent-1", agentName: "Runner", adapterType: "paperclip_runner", issueId: "issue-1",
    });
    let rejectSteer!: (error: Error) => void;
    mockIssuesApi.steerQueuedComment.mockReturnValue(new Promise((_, reject) => { rejectSteer = reject; }));
    await act(async () => { renderIssueView(); });
    type Props = { onSteerQueuedComment: (id: string, revision: string) => Promise<void>; queuedCommentQueue: IssueQueuedCommentQueue | null };
    let props!: Props;
    await waitForAssertion(() => {
      props = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as Props;
      expect(props.queuedCommentQueue?.entries).toHaveLength(1);
      expect(props.queuedCommentQueue?.queueId).toBe("wake-queue-1");
      expect(props.queuedCommentQueue?.targetRunId).toBe("run-active-1");
    });
    let pending!: Promise<unknown>;
    await act(async () => { pending = props.onSteerQueuedComment("queued-comment-1", queue.revision).catch(error => error); });
    const whilePending = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as Props;
    expect(whilePending.queuedCommentQueue).toBeNull();
    expect(mockIssueChatThreadRender.mock.calls.at(-1)?.[0]?.comments).toContainEqual(expect.objectContaining({
      id: "queued-comment-1", steeredIntoRunId: "run-active-1", queueState: undefined,
    }));
    const failure = new ApiError("This runner does not support steering", 409, { code: "steering_unsupported" });
    await act(async () => { rejectSteer(failure); await pending; });
    expect(await pending).toBe(failure);
    await waitForAssertion(() => {
      expect((mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as Props).queuedCommentQueue?.entries).toHaveLength(1);
    });
    expect(mockPushToast).not.toHaveBeenCalled();
  });

  it("promotes a steered message immediately while its durable timeline position refreshes", async () => {
    const queue = createQueuedCommentQueue();
    const steeredQueue = createQueuedCommentQueue({
      queueId: null,
      state: null,
      targetRunId: null,
      entries: [],
      revision: "queue-revision-2",
    });
    mockIssuesApi.get.mockResolvedValue(
      createIssue({
        status: "in_progress",
        assigneeAgentId: "agent-1",
        executionRunId: "run-active-1",
      }),
    );
    mockAgentsApi.list.mockResolvedValue([
      createAgent({ adapterType: "paperclip_runner" }),
    ]);
    mockIssuesApi.listComments.mockResolvedValue([queue.entries[0].comment]);
    mockIssuesApi.getQueuedComments.mockResolvedValue(queue);
    mockHeartbeatsApi.activeRunForIssue.mockResolvedValue({
      id: "run-active-1",
      runtimeMode: "native",
      status: "running",
      invocationSource: "issue",
      triggerDetail: null,
      contextCommentId: null,
      contextWakeCommentId: null,
      startedAt: "2026-04-21T00:00:00.000Z",
      finishedAt: null,
      createdAt: "2026-04-21T00:00:00.000Z",
      agentId: "agent-1",
      agentName: "Runner",
      adapterType: "paperclip_runner",
      issueId: "issue-1",
    });
    mockIssuesApi.steerQueuedComment.mockResolvedValue(steeredQueue);

    await act(async () => {
      renderIssueView();
    });

    let steer!: (commentId: string, revision: string) => Promise<void>;
    await waitForAssertion(() => {
      const props = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as {
        onSteerQueuedComment?: typeof steer;
        queuedCommentQueue?: IssueQueuedCommentQueue | null;
      };
      expect(props.queuedCommentQueue?.entries).toHaveLength(1);
      expect(props.queuedCommentQueue?.queueId).toBe("wake-queue-1");
      expect(props.onSteerQueuedComment).toBeTypeOf("function");
      steer = props.onSteerQueuedComment!;
    });

    let releaseActivity!: (value: unknown[]) => void;
    const activityRefresh = new Promise<unknown[]>((resolve) => {
      releaseActivity = resolve;
    });
    mockActivityApi.forIssue.mockReturnValue(activityRefresh);

    let steeringPromise!: Promise<void>;
    let deliverySettled = false;
    await act(async () => {
      steeringPromise = steer("queued-comment-1", queue.revision).then(() => { deliverySettled = true; });
      await Promise.resolve();
    });
    await waitForAssertion(() => {
      expect(mockIssuesApi.steerQueuedComment).toHaveBeenCalled();
      expect(mockActivityApi.forIssue.mock.calls.length).toBeGreaterThan(1);
      expect(mockIssueChatThreadRender.mock.calls.at(-1)?.[0]?.queuedCommentQueue).toBeNull();
      expect(deliverySettled).toBe(true);
    });

    const whileRefreshing = mockIssueChatThreadRender.mock.calls.at(
      -1,
    )?.[0] as {
      comments?: Array<{
        id: string;
        steeredIntoRunId?: string | null;
        conversationAnchorAt?: Date | string | null;
      }>;
      queuedCommentQueue?: IssueQueuedCommentQueue | null;
    };
    expect(whileRefreshing.queuedCommentQueue).toBeNull();
    expect(
      whileRefreshing.comments?.find(
        (comment) => comment.id === "queued-comment-1",
      ),
    ).toMatchObject({
      steeredIntoRunId: "run-active-1",
      conversationAnchorAt: expect.any(String),
    });

    releaseActivity([
      {
        id: "activity-steer-1",
        companyId: "company-1",
        issueId: "issue-1",
        action: "issue.queued_comment_steered",
        createdAt: new Date("2026-04-21T00:00:06.000Z"),
        details: {
          commentId: "queued-comment-1",
          targetRunId: "run-active-1",
          duplicate: false,
        },
      },
    ]);
    await act(async () => {
      await steeringPromise;
    });

    await waitForAssertion(() => {
      const props = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as {
        comments?: Array<{
          id: string;
          steeredIntoRunId?: string | null;
          conversationAnchorAt?: Date | string | null;
        }>;
        queuedCommentQueue?: IssueQueuedCommentQueue | null;
      };
      expect(props.queuedCommentQueue).toBeNull();
      expect(
        props.comments?.find((comment) => comment.id === "queued-comment-1"),
      ).toMatchObject({
        steeredIntoRunId: "run-active-1",
        conversationAnchorAt: "2026-04-21T00:00:06.000Z",
      });
      expect(
        props.comments?.find((comment) => comment.id === "queued-comment-1"),
      ).not.toMatchObject({ clientStatus: "queued", queueState: "queued" });
    });
  });

  it.each([
    ["success", true], ["failure", true], ["success", false], ["failure", false],
  ] as const)("optimistically promotes the interrupt queue with no toast on %s (history loaded: %s)", async (outcome, historyLoaded) => {
    const queue = createQueuedCommentQueue({ protocol: "legacy", steeringDisposition: "unsupported" });
    queue.entries.push({ ...queue.entries[0], position: 1, comment: createIssueComment({ id: "queued-comment-2", body: "Second direction" }) });
    mockIssuesApi.get.mockResolvedValue(createIssue({ status: "in_progress", assigneeAgentId: "agent-1", executionRunId: "run-active-1" }));
    mockAgentsApi.list.mockResolvedValue([createAgent({ adapterType: "codex_local" })]);
    mockIssuesApi.listComments.mockResolvedValue(historyLoaded ? queue.entries.map(entry => entry.comment) : []);
    mockIssuesApi.getQueuedComments.mockResolvedValue(queue);
    mockHeartbeatsApi.activeRunForIssue.mockResolvedValue({
      id: "run-active-1", runtimeMode: "legacy", status: "running", invocationSource: "issue",
      startedAt: "2026-04-21T00:00:00.000Z", finishedAt: null, createdAt: "2026-04-21T00:00:00.000Z",
      agentId: "agent-1", agentName: "Coder", adapterType: "codex_local", issueId: "issue-1",
    });
    const delivery = createDeferred<IssueQueuedCommentQueue>();
    mockIssuesApi.interruptQueuedComments.mockReturnValue(delivery.promise);
    await act(async () => { renderIssueView(); });
    type Props = { onInterruptQueued: (runId: string | null) => Promise<void>; queuedCommentQueue: IssueQueuedCommentQueue | null; comments: Array<{ id: string; queueState?: string; conversationAnchorAt?: string }> };
    let props!: Props;
    await waitForAssertion(() => {
      props = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as Props;
      expect(props.queuedCommentQueue?.entries).toHaveLength(2);
    });
    let pending!: Promise<unknown>;
    await act(async () => { pending = props.onInterruptQueued("run-active-1").catch(error => error); });
    const whilePending = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as Props;
    expect(whilePending.queuedCommentQueue).toBeNull();
    for (const entry of queue.entries) expect(whilePending.comments).toContainEqual(expect.objectContaining({
      id: entry.comment.id, queueState: undefined, conversationAnchorAt: expect.any(String),
    }));
    expect(mockPushToast).not.toHaveBeenCalled();
    await act(async () => {
      if (outcome === "failure") delivery.reject(new Error("Connection lost"));
      else delivery.resolve(createQueuedCommentQueue({ entries: [] }));
      await pending;
    });
    await waitForAssertion(() => {
      const final = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as Props;
      if (outcome === "failure") expect(final.queuedCommentQueue?.entries).toHaveLength(2);
      else expect(final.queuedCommentQueue).toBeNull();
    });
    expect(mockPushToast).not.toHaveBeenCalled();
  });

  it("restores a failed classic interrupt inline without a toast or an unhandled rejection", async () => {
    mockInstanceSettingsApi.getExperimental.mockResolvedValue({ enableStreamlinedUi: true, enableClassicTaskInterface: true });
    mockIssuesApi.get.mockResolvedValue(createIssue({ status: "in_progress", assigneeAgentId: "agent-1", executionRunId: "run-active-1" }));
    mockAgentsApi.list.mockResolvedValue([createAgent({ adapterType: "codex_local" })]);
    mockIssuesApi.listComments.mockResolvedValue([createIssueComment({ id: "queued-comment-1", body: "Next direction", createdAt: new Date("2026-04-21T00:00:05.000Z") })]);
    mockHeartbeatsApi.activeRunForIssue.mockResolvedValue({
      id: "run-active-1", runtimeMode: "legacy", status: "running", invocationSource: "issue",
      startedAt: "2026-04-21T00:00:00.000Z", finishedAt: null, createdAt: "2026-04-21T00:00:00.000Z",
      agentId: "agent-1", agentName: "Coder", adapterType: "codex_local", issueId: "issue-1",
    });
    mockIssuesApi.getQueuedComments.mockResolvedValue(createQueuedCommentQueue({ protocol: "legacy", steeringDisposition: "unsupported" }));
    const delivery = createDeferred<IssueQueuedCommentQueue>();
    mockIssuesApi.interruptQueuedComments.mockReturnValue(delivery.promise);
    await act(async () => { renderIssueView(); });
    type Props = { onInterruptQueued: (runId: string | null) => Promise<void>; comments: Array<{ id: string; queueState?: string }> };
    let props!: Props;
    await waitForAssertion(() => {
      props = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as Props;
      expect(props.comments).toContainEqual(expect.objectContaining({ id: "queued-comment-1", queueState: "queued" }));
    });
    let pending!: Promise<unknown>;
    await act(async () => { pending = props.onInterruptQueued("run-active-1").catch(error => error); });
    expect(mockIssueChatThreadRender.mock.calls.at(-1)?.[0]?.comments).toContainEqual(expect.objectContaining({ id: "queued-comment-1", queueState: undefined }));
    await act(async () => { delivery.reject(new Error("Connection lost")); await pending; });
    expect(await pending).toBeUndefined();
    await waitForAssertion(() => {
      expect(container.textContent).toContain("Couldn’t interrupt. Message is still queued.");
      expect(mockIssueChatThreadRender.mock.calls.at(-1)?.[0]?.comments).toContainEqual(expect.objectContaining({ id: "queued-comment-1", queueState: "queued" }));
    });
    expect(mockPushToast).not.toHaveBeenCalled();
  });

  it("keeps an unacknowledged queue visible while withholding server controls", async () => {
    mockIssuesApi.get.mockResolvedValue(
      createIssue({
        status: "in_progress",
        assigneeAgentId: "agent-1",
      }),
    );
    mockAgentsApi.list.mockResolvedValue([
      createAgent({ adapterType: "paperclip_runner" }),
    ]);
    mockIssuesApi.getQueuedComments.mockResolvedValue(
      createQueuedCommentQueue({
        queueId: null,
        state: null,
      }),
    );

    await act(async () => {
      renderIssueView();
    });
    await waitForAssertion(() => {
      const props = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as
        | {
            queuedCommentQueue?: IssueQueuedCommentQueue | null;
          }
        | undefined;
      expect(mockIssuesApi.getQueuedComments).toHaveBeenCalled();
      expect(props?.queuedCommentQueue).toMatchObject({
        queueId: null,
        entries: [
          expect.objectContaining({
            comment: expect.objectContaining({ id: "queued-comment-1" }),
          }),
        ],
      });
    });
  });

  it.each([true, false])("keeps a discarded queued comment out of the thread (expanded=%s)", async (expanded) => {
    queryClient.setQueryData(["issues", "history-expanded", "PAP-1"], expanded);
    const queue = createQueuedCommentQueue();
    const emptyQueue = createQueuedCommentQueue({
      queueId: null,
      state: null,
      targetRunId: null,
      entries: [],
      revision: "queue-revision-2",
    });
    mockIssuesApi.get.mockResolvedValue(
      createIssue({
        status: "in_progress",
        assigneeAgentId: "agent-1",
        executionRunId: "run-active-1",
      }),
    );
    mockAgentsApi.list.mockResolvedValue([
      createAgent({ adapterType: "paperclip_runner" }),
    ]);
    mockIssuesApi.recentComments.mockResolvedValue({ comments: [queue.entries[0].comment], latestCommentId: "queued-comment-1", hasMore: false });
    // Keep returning the pre-discard page to exercise the local projection
    // across the queueId -> null transition, as can happen during refetch.
    mockIssuesApi.listComments.mockResolvedValue([queue.entries[0].comment]);
    mockIssuesApi.getQueuedComments.mockResolvedValue(queue);
    mockIssuesApi.discardQueuedComment.mockResolvedValue(emptyQueue);
    mockHeartbeatsApi.activeRunForIssue.mockResolvedValue({
      id: "run-active-1",
      runtimeMode: "native",
      status: "running",
      invocationSource: "issue",
      triggerDetail: null,
      contextCommentId: null,
      contextWakeCommentId: null,
      startedAt: "2026-04-21T00:00:00.000Z",
      finishedAt: null,
      createdAt: "2026-04-21T00:00:00.000Z",
      agentId: "agent-1",
      agentName: "Runner",
      adapterType: "paperclip_runner",
      issueId: "issue-1",
    });

    await act(async () => {
      renderIssueView();
    });

    let discard!: (commentId: string, revision: string) => Promise<void>;
    await waitForAssertion(() => {
      const props = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as {
        comments?: Array<{ id: string }>;
        onDiscardQueuedComment?: typeof discard;
        queuedCommentQueue?: IssueQueuedCommentQueue | null;
      };
      expect(
        props.comments?.some((comment) => comment.id === "queued-comment-1"),
      ).toBe(true);
      expect(props.queuedCommentQueue?.queueId).toBe("wake-queue-1");
      expect(props.queuedCommentQueue?.entries).toHaveLength(1);
      discard = props.onDiscardQueuedComment!;
    });

    await act(async () => {
      await discard("queued-comment-1", queue.revision);
    });

    await waitForAssertion(() => {
      const props = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as {
        comments?: Array<{ id: string }>;
        queuedCommentQueue?: IssueQueuedCommentQueue | null;
      };
      expect(props.queuedCommentQueue).toBeNull();
      expect(
        props.comments?.some((comment) => comment.id === "queued-comment-1"),
      ).toBe(false);
    });
  });

  it.each(["discard", "cancel", "delete"] as const)("keeps %s responses in both comment caches after reopening by either task ref", async (action) => {
    const queue = createQueuedCommentQueue();
    const comment = queue.entries[0].comment;
    const earlier = createIssueComment({ id: "earlier-comment", createdAt: new Date("2026-04-21T00:00:01.000Z") });
    const deleted = { ...comment, body: "", deletedAt: new Date() };
    const emptyQueue = createQueuedCommentQueue({ queueId: null, entries: [], targetRunId: null });
    const refs = ["PAP-1", "issue-1"];
    for (const ref of refs) {
      queryClient.setQueryData(["issues", "history-expanded", ref], false);
      queryClient.setQueryData([...queryKeys.issues.comments(ref), "recent"], {
        comments: [earlier, comment], latestCommentId: comment.id, hasMore: true,
      });
      queryClient.setQueryData(queryKeys.issues.comments(ref), { pages: [[comment, earlier]], pageParams: [null] });
    }
    mockIssuesApi.get.mockResolvedValue(createIssue({ status: "in_progress", assigneeAgentId: "agent-1" }));
    mockAgentsApi.list.mockResolvedValue([createAgent({ adapterType: "paperclip_runner" })]);
    mockIssuesApi.getQueuedComments.mockResolvedValue(queue);
    mockIssuesApi.recentComments.mockResolvedValue({ comments: [earlier, comment], latestCommentId: comment.id, hasMore: true });
    await act(async () => renderIssueView());
    const props = () => mockIssueChatThreadRender.mock.calls.at(-1)![0];
    await waitForAssertion(() => {
      expect(props().comments.some((value: IssueComment) => value.id === comment.id)).toBe(true);
      expect(props().queuedCommentQueue?.queueId).toBe(queue.queueId);
    });
    const after = action === "delete" ? [earlier, deleted] : [earlier];
    mockIssuesApi.recentComments.mockResolvedValue({ comments: after, latestCommentId: after.at(-1)!.id, hasMore: true });
    mockIssuesApi.listComments.mockResolvedValue(after);
    mockIssuesApi.getQueuedComments.mockResolvedValue(emptyQueue);
    mockIssuesApi.discardQueuedComment.mockResolvedValue(emptyQueue);
    mockIssuesApi.cancelComment.mockResolvedValue(comment);
    mockIssuesApi.deleteComment.mockResolvedValue(deleted);
    let finishStaleRead!: (value: IssueRecentComments) => void;
    const staleRead = queryClient.fetchQuery({
      queryKey: [...queryKeys.issues.comments("PAP-1"), "recent"],
      queryFn: () => new Promise<IssueRecentComments>((resolve) => { finishStaleRead = resolve; }),
    }).catch(() => undefined);
    await act(async () => {
      if (action === "discard") await props().onDiscardQueuedComment(comment.id, queue.revision);
      if (action === "cancel") props().onCancelQueued(comment.id);
      if (action === "delete") await props().onDeleteComment(comment.id);
    });
    await waitForAssertion(() => expect(queryClient.isFetching({ queryKey: queryKeys.issues.comments("PAP-1") })).toBe(0));
    await act(async () => {
      finishStaleRead({ comments: [earlier, comment], latestCommentId: comment.id, hasMore: true });
      await staleRead;
    });
    await waitForAssertion(() => {
      for (const ref of refs) {
        const recent = queryClient.getQueryData<IssueRecentComments>([...queryKeys.issues.comments(ref), "recent"]);
        expect(recent?.comments).toEqual(after);
        expect(recent?.latestCommentId).toBe(after.at(-1)!.id);
        expect(queryClient.getQueryData<{ pages: IssueComment[][] }>(queryKeys.issues.comments(ref))?.pages.flat()).toEqual([...after].reverse());
      }
    });
    for (const ref of refs) {
      await act(async () => renderIssueView(null));
      mockRouteParams.issueId = ref;
      await act(async () => renderIssueView());
      await waitForAssertion(() => {
        const reopened = props().comments.find((value: IssueComment) => value.id === comment.id);
        if (action === "delete") expect(reopened).toMatchObject({ body: "", deletedAt: deleted.deletedAt });
        else expect(reopened).toBeUndefined();
      });
    }
  });

  it("uses queue identity for discard and surfaces a persistent too-late error", async () => {
    const queue = createQueuedCommentQueue();
    mockIssuesApi.get.mockResolvedValue(
      createIssue({
        status: "in_progress",
        assigneeAgentId: "agent-1",
        executionRunId: "run-active-1",
      }),
    );
    mockAgentsApi.list.mockResolvedValue([
      createAgent({ adapterType: "paperclip_runner" }),
    ]);
    mockIssuesApi.getQueuedComments.mockResolvedValue(queue);
    mockIssuesApi.discardQueuedComment.mockRejectedValue(
      new ApiError("The queued message is already being dispatched", 409, {
        details: { code: "queued_comment_already_dispatching" },
      }),
    );

    await act(async () => {
      renderIssueView();
    });
    let discard!: (commentId: string, revision: string) => Promise<void>;
    await waitForAssertion(() => {
      const props = mockIssueChatThreadRender.mock.calls.at(-1)?.[0] as
        | {
            onDiscardQueuedComment?: typeof discard;
            queuedCommentQueue?: IssueQueuedCommentQueue | null;
          }
        | undefined;
      expect(props?.onDiscardQueuedComment).toBeTypeOf("function");
      expect(props?.queuedCommentQueue?.queueId).toBe("wake-queue-1");
      discard = props!.onDiscardQueuedComment!;
    });

    await expect(discard("queued-comment-1", queue.revision)).rejects.toThrow(
      "already being dispatched",
    );
    expect(mockIssuesApi.discardQueuedComment).toHaveBeenCalledWith(
      "issue-1",
      "queued-comment-1",
      {
        queueId: "wake-queue-1",
        revision: "queue-revision-1",
      },
    );
    expect(mockPushToast).toHaveBeenCalledWith(
      expect.objectContaining({
        title: "Message is already being sent",
        tone: "error",
        ttlMs: 15_000,
      }),
    );
  });
});

describe("canBoardResolveRecoveryAction", () => {
  it("falls back to companyIds when memberships are not populated", () => {
    expect(
      canBoardResolveRecoveryAction("company-1", {
        companyIds: ["company-1"],
        memberships: [],
        isInstanceAdmin: false,
        source: "session",
        keyId: null,
        user: null,
        userId: "user-1",
      }),
    ).toBe(true);
  });

  it("uses populated memberships as the authoritative board access source", () => {
    expect(
      canBoardResolveRecoveryAction("company-1", {
        companyIds: ["company-1"],
        memberships: [
          {
            companyId: "company-1",
            membershipRole: "viewer",
            status: "active",
          },
        ],
        isInstanceAdmin: false,
        source: "session",
        keyId: null,
        user: null,
        userId: "user-1",
      }),
    ).toBe(false);
  });
});

describe("canBoardManageRuntime", () => {
  it("falls back to companyIds when memberships are not populated", () => {
    expect(
      canBoardManageRuntime("company-1", {
        companyIds: ["company-1"],
        memberships: [],
        isInstanceAdmin: false,
        source: "session",
        keyId: null,
        user: null,
        userId: "user-1",
      }),
    ).toBe(true);
  });

  it("denies viewers the runtime-manage-gated break-glass affordance", () => {
    expect(
      canBoardManageRuntime("company-1", {
        companyIds: ["company-1"],
        memberships: [
          {
            companyId: "company-1",
            membershipRole: "viewer",
            status: "active",
          },
        ],
        isInstanceAdmin: false,
        source: "session",
        keyId: null,
        user: null,
        userId: "user-1",
      }),
    ).toBe(false);
  });

  it("allows non-viewer active members (mirrors the backend runtime:manage member gate)", () => {
    expect(
      canBoardManageRuntime("company-1", {
        companyIds: ["company-1"],
        memberships: [
          {
            companyId: "company-1",
            membershipRole: "operator",
            status: "active",
          },
        ],
        isInstanceAdmin: false,
        source: "session",
        keyId: null,
        user: null,
        userId: "user-1",
      }),
    ).toBe(true);
  });
});

describe("readRecoveryReconcileWorkspaceId", () => {
  const makeAction = (
    evidence: Record<string, unknown>,
    kind = "workspace_validation",
  ) =>
    ({ kind, evidence }) as unknown as Parameters<
      typeof readRecoveryReconcileWorkspaceId
    >[0];

  it("returns null when the action is missing", () => {
    expect(readRecoveryReconcileWorkspaceId(null)).toBeNull();
    expect(readRecoveryReconcileWorkspaceId(undefined)).toBeNull();
  });

  it("returns null for non-workspace_validation actions even with a workspace id in evidence", () => {
    expect(
      readRecoveryReconcileWorkspaceId(
        makeAction(
          { workspaceValidation: { persistedExecutionWorkspaceId: "ws-1" } },
          "stranded_assigned_issue",
        ),
      ),
    ).toBeNull();
  });

  it("prefers persistedExecutionWorkspaceId (git_worktree_branch_incoherence shape)", () => {
    expect(
      readRecoveryReconcileWorkspaceId(
        makeAction({
          workspaceValidation: {
            reason: "git_worktree_branch_incoherence",
            persistedExecutionWorkspaceId: "ws-diverged",
            executionWorkspaceId: "ws-other",
          },
        }),
      ),
    ).toBe("ws-diverged");
  });

  it("falls back to executionWorkspaceId (git_worktree_not_reusable shape)", () => {
    expect(
      readRecoveryReconcileWorkspaceId(
        makeAction({
          workspaceValidation: {
            reason: "git_worktree_not_reusable",
            executionWorkspaceId: "ws-not-reusable",
          },
        }),
      ),
    ).toBe("ws-not-reusable");
  });

  it("returns null when the evidence carries no workspace reference (so the caller falls back to the page-level id)", () => {
    expect(readRecoveryReconcileWorkspaceId(makeAction({}))).toBeNull();
    expect(
      readRecoveryReconcileWorkspaceId(
        makeAction({
          workspaceValidation: { reason: "git_worktree_branch_incoherence" },
        }),
      ),
    ).toBeNull();
  });

  it("ignores non-string / empty workspace ids", () => {
    expect(
      readRecoveryReconcileWorkspaceId(
        makeAction({
          workspaceValidation: { persistedExecutionWorkspaceId: "" },
        }),
      ),
    ).toBeNull();
    expect(
      readRecoveryReconcileWorkspaceId(
        makeAction({
          workspaceValidation: { persistedExecutionWorkspaceId: 42 },
        }),
      ),
    ).toBeNull();
  });
});

describe("shouldScrollIssueDetailToTopOnNavigation", () => {
  it("does not scroll when only URL search params changed for the same issue", () => {
    expect(
      shouldScrollIssueDetailToTopOnNavigation({
        previousIssueId: "PAP-10306",
        nextIssueId: "PAP-10306",
        navigationType: NavigationType.Push,
      }),
    ).toBe(false);
  });

  it("scrolls on forward navigation to a different issue", () => {
    expect(
      shouldScrollIssueDetailToTopOnNavigation({
        previousIssueId: "PAP-1",
        nextIssueId: "PAP-2",
        navigationType: NavigationType.Push,
      }),
    ).toBe(true);
  });

  it("does not scroll on browser back or forward restoration", () => {
    expect(
      shouldScrollIssueDetailToTopOnNavigation({
        previousIssueId: "PAP-1",
        nextIssueId: "PAP-2",
        navigationType: NavigationType.Pop,
      }),
    ).toBe(false);
  });
});