name: Build and Deploy

on:
  push:
    branches:
      - main
  workflow_dispatch:

jobs:
  deploy:
    runs-on: ubuntu-latest # ⚠️ ต้องตรงกับ Label ของ Runner ใน Gitea Settings (เช่น self-hosted)
    steps:
      - name: Deploy to QNAP via SSH
        uses: appleboy/ssh-action@v1.0.3
        with:
          host: ${{ secrets.HOST }}
          username: ${{ secrets.USERNAME }}
          password: ${{ secrets.PASSWORD }}
          port: ${{ secrets.PORT }}
          timeout: 1200s # 20 minutes total timeout (เพิ่มจาก 15 นาที)
          command_timeout: 900s # 15 minutes per command timeout (เพิ่มจาก 10 นาที)
          script_stop_signal: true # Stop script on error
          script: |
            set -e
            # ⚠️ QNAP SSH ไม่มี PATH เต็ม ต้อง export เอง
            # docker: /share/CACHEDEV1_DATA/.qpkg/container-station/bin/docker
            # git:    /opt/bin/git
            export PATH="/share/CACHEDEV1_DATA/.qpkg/container-station/bin:/opt/bin:/usr/local/bin:/usr/bin:/bin:$PATH"

            echo "🚀 Starting Deployment..."

            # 1. Update Code
            echo "📂 Pulling latest code..."
            cd /share/np-dms/app/source/lcbp3
            git fetch origin main
            git reset --hard origin/main

            # 2. Build Backend
            echo "🏗️ Building Backend..."
            docker build -f backend/Dockerfile -t lcbp3-backend:latest .

            # 3. Build Frontend
            echo "🏗️ Building Frontend..."
            docker build -f frontend/Dockerfile \
              --build-arg NEXT_PUBLIC_API_URL=https://backend.np-dms.work/api \
              -t lcbp3-frontend:latest .

            # 4. Update Containers
            echo "🔄 Updating Containers..."
            # Sync compose file จาก repo → app directory
            cp /share/np-dms/app/source/lcbp3/specs/04-Infrastructure-OPS/04-00-docker-compose/docker-compose-app.yml /share/np-dms/app/docker-compose-app.yml
            cd /share/np-dms/app

            # ⚠️ ลบ container เดิมที่อาจสร้างจาก Container Station - พยายามหลายวิธี
            echo "🧹 Cleaning up existing containers..."
            docker stop backend frontend 2>/dev/null || true
            sleep 5
            docker rm -f backend frontend 2>/dev/null || true
            sleep 3

            # ถ้ายังลบไม่ได้ ลอง force remove ด้วย container ID
            for container in backend frontend; do
              if docker ps -a --format "{{.Names}}" | grep -q "^${container}$"; then
                echo "🔧 Force removing container: $container"
                container_id=$(docker ps -a --filter "name=$container" --format "{{.ID}}")
                if [ ! -z "$container_id" ]; then
                  docker rm -f "$container_id" 2>/dev/null || true
                  sleep 2
                fi
              fi
            done

            # 4a. Start Backend ก่อน
            echo "🟢 Starting Backend..."
            docker compose -f docker-compose-app.yml up -d backend

            # 4b. รอ Backend healthy (ทุก 30 วิ สูงสุด 180 วิ)
            echo "⏳ Waiting for Backend health check..."
            for i in $(seq 1 6); do
              echo "🔍 Health check attempt $i/6..."
              health=$(docker inspect --format='{{.State.Health.Status}}' backend 2>/dev/null || echo "starting")
              echo "📊 Health status: $health"
              if [ "$health" = "healthy" ]; then
                echo "✅ Backend is healthy!"
                break
              fi
              if [ "$i" = "6" ]; then
                echo "⚠️ Backend health check timeout after 180s - checking logs"
                echo "📋 Backend logs (last 20 lines):"
                docker logs --tail 20 backend
                echo "🔧 Starting frontend anyway (backend may still be starting)"
              fi
              sleep 30
            done

            # 4c. Start Frontend
            echo "🟢 Starting Frontend..."
            docker compose -f docker-compose-app.yml up -d frontend

            # 5. Cleanup
            echo "🧹 Cleaning up unused images and containers..."
            docker image prune -f
            docker system prune -f --volumes 2>/dev/null || true

            echo "📊 Final container status:"
            docker ps -a

            echo "✅ Deployment Complete!"