#!/usr/bin/env bash
# ==============================================================================
# Orfel Viz - Server Deployment Script (Ubuntu / Debian / Linux VPS)
# ==============================================================================
set -e

echo "🚀 Deploying Orfel Viz..."

# Check if Docker is available
if command -v docker &> /dev/null && command -v docker compose &> /dev/null; then
    echo "🐳 Docker detected. Pulling and starting container..."
    docker compose down || true
    docker compose pull
    docker compose up -d
    echo "✅ Orfel Viz is running in Docker on port 3000!"
    echo "👉 Open http://localhost:3000 or http://<your-server-ip>:3000"
    exit 0
fi

# Fallback: Native Node.js & PM2 setup
echo "📦 Docker not found. Checking Node.js and FFmpeg..."

if ! command -v ffmpeg &> /dev/null; then
    echo "Installing FFmpeg..."
    sudo apt-get update && sudo apt-get install -y ffmpeg
fi

if ! command -v node &> /dev/null; then
    echo "❌ Node.js is not installed. Please install Node.js 18+ first."
    exit 1
fi

npm install --omit=dev

if command -v pm2 &> /dev/null; then
    echo "Starting with PM2..."
    pm2 delete orfel-viz || true
    pm2 start server.mjs --name "orfel-viz"
    pm2 save
    echo "✅ Running with PM2!"
else
    echo "Starting in background..."
    nohup node server.mjs > server.log 2>&1 &
    echo "✅ Server started in background (PID: $!). Logs in server.log"
fi

echo "🎉 Deployment complete!"