name: Docker Build and Push

on:
  push:
    branches: [ main, develop ]
    tags: [ 'v*' ]
  pull_request:
    branches: [ main, develop ]

env:
  REGISTRY: gittea.kammenstraatha.duckdns.org
  REGISTRY_URL: https://gittea.kammenstraatha.duckdns.org
  REPO_OWNER: admin
  IMAGE_PREFIX: labfusion

jobs:
  # Shared setup job for common steps
  setup:
    runs-on: self-hosted
    outputs:
      version: ${{ steps.meta.outputs.version }}
      labels: ${{ steps.meta.outputs.labels }}
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
      
    - name: Extract metadata
      id: meta
      uses: docker/metadata-action@v5
      with:
        images: |
          ${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/api-gateway
          ${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/service-adapters
          ${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/api-docs
          ${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/frontend
        tags: |
          type=ref,event=branch
          type=ref,event=pr
          type=semver,pattern={{version}}
          type=semver,pattern={{major}}.{{minor}}
          type=semver,pattern={{major}}
          type=sha,prefix={{branch}}-
          type=raw,value=latest,enable={{is_default_branch}}

  # API Gateway build and push
  build-push-api-gateway:
    runs-on: self-hosted
    needs: setup
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
      
    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3
      
    - name: Login to Container Registry
      uses: docker/login-action@v3
      with:
        registry: ${{ env.REGISTRY_URL }}
        username: ${{ secrets.REGISTRY_USERNAME }}
        password: ${{ secrets.REGISTRY_PASSWORD }}
        
    - name: Build and push API Gateway (Legacy Builder)
      uses: docker/build-push-action@v5
      with:
        context: ./services/api-gateway
        platforms: linux/amd64,linux/arm64
        push: true
        tags: ${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/api-gateway:${{ needs.setup.outputs.version }}
        labels: ${{ needs.setup.outputs.labels }}
        cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/api-gateway:cache
        cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/api-gateway:cache,mode=max
        # Use legacy builder for maximum compatibility
        builder: default
        build-args: |
          BUILDKIT_INLINE_CACHE=0

  # Service Adapters build and push
  build-push-service-adapters:
    runs-on: self-hosted
    needs: setup
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
      
    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3
      
    - name: Login to Container Registry
      uses: docker/login-action@v3
      with:
        registry: ${{ env.REGISTRY_URL }}
        username: ${{ secrets.REGISTRY_USERNAME }}
        password: ${{ secrets.REGISTRY_PASSWORD }}
        
    - name: Build and push Service Adapters (Legacy Builder)
      uses: docker/build-push-action@v5
      with:
        context: ./services/service-adapters
        platforms: linux/amd64,linux/arm64
        push: true
        tags: ${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/service-adapters:${{ needs.setup.outputs.version }}
        labels: ${{ needs.setup.outputs.labels }}
        cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/service-adapters:cache
        cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/service-adapters:cache,mode=max
        # Use legacy builder for maximum compatibility
        builder: default
        build-args: |
          BUILDKIT_INLINE_CACHE=0

  # API Docs build and push
  build-push-api-docs:
    runs-on: self-hosted
    needs: setup
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
      
    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3
      
    - name: Login to Container Registry
      uses: docker/login-action@v3
      with:
        registry: ${{ env.REGISTRY_URL }}
        username: ${{ secrets.REGISTRY_USERNAME }}
        password: ${{ secrets.REGISTRY_PASSWORD }}
        
    - name: Build and push API Docs (Legacy Builder)
      uses: docker/build-push-action@v5
      with:
        context: ./services/api-docs
        platforms: linux/amd64,linux/arm64
        push: true
        tags: ${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/api-docs:${{ needs.setup.outputs.version }}
        labels: ${{ needs.setup.outputs.labels }}
        cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/api-docs:cache
        cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/api-docs:cache,mode=max
        # Use legacy builder for maximum compatibility
        builder: default
        build-args: |
          BUILDKIT_INLINE_CACHE=0

  # Frontend build and push
  build-push-frontend:
    runs-on: self-hosted
    needs: setup
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
      
    - name: Set up Docker Buildx
      uses: docker/setup-buildx-action@v3
      
    - name: Login to Container Registry
      uses: docker/login-action@v3
      with:
        registry: ${{ env.REGISTRY_URL }}
        username: ${{ secrets.REGISTRY_USERNAME }}
        password: ${{ secrets.REGISTRY_PASSWORD }}
        
    - name: Build and push Frontend (Legacy Builder)
      uses: docker/build-push-action@v5
      with:
        context: ./frontend
        platforms: linux/amd64,linux/arm64
        push: true
        tags: ${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/frontend:${{ needs.setup.outputs.version }}
        labels: ${{ needs.setup.outputs.labels }}
        cache-from: type=registry,ref=${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/frontend:cache
        cache-to: type=registry,ref=${{ env.REGISTRY }}/${{ env.REPO_OWNER }}/frontend:cache,mode=max
        # Use legacy builder for maximum compatibility
        builder: default
        build-args: |
          BUILDKIT_INLINE_CACHE=0

  # Compatibility test job
  test-compatibility:
    runs-on: self-hosted
    needs: [build-push-api-gateway, build-push-service-adapters, build-push-api-docs, build-push-frontend]
    
    steps:
    - name: Checkout code
      uses: actions/checkout@v4
      
    - name: Test API Docs compatibility
      run: |
        echo "Testing API Docs image compatibility..."
        
        # Pull the latest image
        docker pull ${{ env.REGISTRY }}/admin/api-docs:${{ needs.setup.outputs.version }}
        
        # Test running the container
        docker run --rm -d --name test-api-docs \
          -p 8083:8083 \
          ${{ env.REGISTRY }}/admin/api-docs:${{ needs.setup.outputs.version }}
        
        # Wait for container to start
        sleep 10
        
        # Check if container is running
        if docker ps | grep -q test-api-docs; then
          echo "✓ API Docs container started successfully"
        else
          echo "✗ API Docs container failed to start"
          docker logs test-api-docs
          exit 1
        fi
        
        # Clean up
        docker stop test-api-docs || true
        
    - name: Test docker-compose compatibility
      run: |
        echo "Testing docker-compose configuration..."
        
        # Validate docker-compose.yml
        docker-compose config > /dev/null
        if [ $? -eq 0 ]; then
          echo "✓ docker-compose.yml is valid"
        else
          echo "✗ docker-compose.yml has syntax errors"
          exit 1
        fi
        
    - name: Compatibility test completed
      run: |
        echo "✓ All compatibility tests passed"
        echo "Images are ready for deployment with maximum Docker version compatibility"