name: Build and Push Docker Image to Aliyun Registry

on:
  push:
    branches:
      - main
    tags:
      - 'v*'
  pull_request:
    branches:
      - main
  workflow_dispatch:

env:
  REGISTRY: ${{ secrets.ALIYUN_REGISTRY }}
  IMAGE_NAME: ${{ secrets.IMAGE_NAME || github.repository }}

jobs:
  build-and-push:
    runs-on: ubuntu-latest
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
      
    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3
      
    - name: Log in to Aliyun Container Registry
      uses: docker/login-action@v3
      with:
        registry: ${{ env.REGISTRY }}
        username: ${{ secrets.ALIYUN_USERNAME }}
        password: ${{ secrets.ALIYUN_PASSWORD }}
    
    - name: Extract metadata
      id: meta
      uses: docker/metadata-action@v5
      with:
        images: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}
        tags: |
          type=ref,event=branch
          type=ref,event=pr
          type=semver,pattern={{version}}
          type=semver,pattern={{major}}.{{minor}}
          type=semver,pattern={{major}}
          type=raw,value=latest,enable={{is_default_branch}}
          type=raw,value=alpine,enable={{is_default_branch}}
        labels: |
          org.opencontainers.image.title=Common Nginx PHP-FPM
          org.opencontainers.image.description=A common Nginx + PHP-FPM Docker image with Alpine Linux
          org.opencontainers.image.vendor=Common Docker Images
    
    - name: Build and push Docker image
      uses: docker/build-push-action@v5
      id: build
      with:
        context: .
        file: ./Dockerfile
        push: true
        tags: ${{ steps.meta.outputs.tags }}
        labels: ${{ steps.meta.outputs.labels }}
        platforms: linux/amd64
        cache-from: type=gha
        cache-to: type=gha,mode=max
        
    - name: Image digest
      run: echo ${{ steps.build.outputs.digest }}
      
    - name: Update deployment status
      if: github.event_name == 'push' && github.ref == 'refs/heads/main'
      run: |
        echo "✅ Docker image built and pushed successfully!"
        echo "🏷️  Tags: ${{ steps.meta.outputs.tags }}"
        echo "📦 Registry: ${{ env.REGISTRY }}"
        echo "🖼️  Image: ${{ env.REGISTRY }}/${{ env.IMAGE_NAME }}"