name: Auto Build and Push Docker Image

on:
  push:
    branches:
      - main
      - master
    paths-ignore:
      - '**.md'
      - '.gitignore'
      - 'data/**'
      - '.env.example'

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout Repository
        uses: actions/checkout@v4

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

      - name: Log in to Docker Registry
        run: |
          echo "${{ secrets.REGISTRY_PASSWORD }}" | docker login -u "${{ secrets.REGISTRY_USERNAME }}" --password-stdin 192.168.88.201:5000 || true

      - name: Build and Push Docker Image
        run: |
          REGISTRY="192.168.88.201:5000"
          IMAGE_NAME="${{ gitea.repository }}"
          
          # Versionierung: v{run_number}-autobuild
          VERSION="v${{ gitea.run_number }}-autobuild"
          FULL_IMAGE_PATH="$REGISTRY/$IMAGE_NAME"
          
          echo "========================================"
          echo "Building Docker Image"
          echo "Registry: $REGISTRY"
          echo "Image: $IMAGE_NAME"
          echo "Version: $VERSION"
          echo "========================================"
          
          # Build with cache
          docker build \
            --cache-from $FULL_IMAGE_PATH:latest \
            -t $FULL_IMAGE_PATH:latest \
            -t $FULL_IMAGE_PATH:$VERSION \
            .
          
          # Push images
          docker push $FULL_IMAGE_PATH:latest
          docker push $FULL_IMAGE_PATH:$VERSION
          
          echo "✅ Successfully built and pushed:"
          echo "  - $FULL_IMAGE_PATH:latest"
          echo "  - $FULL_IMAGE_PATH:$VERSION"

      - name: Cleanup
        if: always()
        run: |
          docker logout 192.168.88.201:5000 || true
          docker system prune -f || true