# =============================================================================
# MiChangarrito - CI/CD Pipeline
# =============================================================================
# Triggers: Push to main/develop, Pull Requests
# =============================================================================

name: CI/CD Pipeline

on:
  push:
    branches: [main, develop]
  pull_request:
    branches: [main, develop]

env:
  NODE_VERSION: '20'
  REGISTRY: ghcr.io
  IMAGE_NAME: ${{ github.repository }}

jobs:
  # ===========================================================================
  # BACKEND - Lint, Test, Build
  # ===========================================================================
  backend:
    name: Backend CI
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: apps/backend

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: ${{ env.NODE_VERSION }}
          cache: 'npm'
          cache-dependency-path: apps/backend/package-lock.json

      - name: Install dependencies
        run: npm ci

      - name: Run linter
        run: npm run lint

      - name: Run tests
        run: npm run test -- --passWithNoTests

      - name: Build application
        run: npm run build

      - name: Upload build artifacts
        uses: actions/upload-artifact@v4
        with:
          name: backend-dist
          path: apps/backend/dist
          retention-days: 1

  # ===========================================================================
  # FRONTEND - Lint, Build
  # ===========================================================================
  frontend:
    name: Frontend CI
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: apps/frontend

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: ${{ env.NODE_VERSION }}
          cache: 'npm'
          cache-dependency-path: apps/frontend/package-lock.json

      - name: Install dependencies
        run: npm ci

      - name: Run linter
        run: npm run lint || true

      - name: Build application
        run: npm run build
        env:
          VITE_API_URL: ${{ vars.VITE_API_URL || 'http://localhost:3141/api/v1' }}

      - name: Upload build artifacts
        uses: actions/upload-artifact@v4
        with:
          name: frontend-dist
          path: apps/frontend/dist
          retention-days: 1

  # ===========================================================================
  # WHATSAPP SERVICE - Lint, Build
  # ===========================================================================
  whatsapp-service:
    name: WhatsApp Service CI
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: apps/whatsapp-service

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: ${{ env.NODE_VERSION }}
          cache: 'npm'
          cache-dependency-path: apps/whatsapp-service/package-lock.json

      - name: Install dependencies
        run: npm ci

      - name: Run linter
        run: npm run lint || true

      - name: Build application
        run: npm run build

  # ===========================================================================
  # MOBILE - Type Check
  # ===========================================================================
  mobile:
    name: Mobile CI
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: apps/mobile

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: ${{ env.NODE_VERSION }}
          cache: 'npm'
          cache-dependency-path: apps/mobile/package-lock.json

      - name: Install dependencies
        run: npm ci

      - name: Type check
        run: npx tsc --noEmit

  # ===========================================================================
  # DOCKER BUILD (only on main/develop push)
  # ===========================================================================
  docker-build:
    name: Docker Build
    runs-on: ubuntu-latest
    needs: [backend, frontend, whatsapp-service]
    if: github.event_name == 'push' && (github.ref == 'refs/heads/main' || github.ref == 'refs/heads/develop')

    permissions:
      contents: read
      packages: write

    strategy:
      matrix:
        service: [backend, frontend, whatsapp-service]
        include:
          - service: backend
            context: ./apps/backend
            dockerfile: ./apps/backend/Dockerfile
          - service: frontend
            context: ./apps/frontend
            dockerfile: ./apps/frontend/Dockerfile
          - service: whatsapp-service
            context: ./apps/whatsapp-service
            dockerfile: ./apps/whatsapp-service/Dockerfile

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Set up Docker Buildx
        uses: docker/setup-buildx-action@v3

      - name: Log in to Container Registry
        uses: docker/login-action@v3
        with:
          registry: ${{ env.REGISTRY }}
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Extract metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}-${{ matrix.service }}
          tags: |
            type=ref,event=branch
            type=sha,prefix=
            type=raw,value=latest,enable=${{ github.ref == 'refs/heads/main' }}

      - name: Build and push Docker image
        uses: docker/build-push-action@v5
        with:
          context: ${{ matrix.context }}
          file: ${{ matrix.dockerfile }}
          push: true
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          cache-from: type=gha
          cache-to: type=gha,mode=max
          target: production

  # ===========================================================================
  # DEPLOY (only on main push)
  # ===========================================================================
  deploy:
    name: Deploy to Production
    runs-on: ubuntu-latest
    needs: [docker-build]
    if: github.ref == 'refs/heads/main'
    environment: production

    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Deploy to server
        uses: appleboy/ssh-action@v1.0.3
        with:
          host: ${{ secrets.SERVER_HOST }}
          username: ${{ secrets.SERVER_USER }}
          key: ${{ secrets.SERVER_SSH_KEY }}
          script: |
            cd /opt/michangarrito
            docker-compose pull
            docker-compose up -d --remove-orphans
            docker system prune -f

      - name: Notify deployment
        if: success()
        run: |
          echo "Deployment successful!"
          # Add Slack/Discord notification here if needed