name: Build Docker Image
on: [push]
jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Set up Checkout
        uses: actions/checkout@v2
      - name: Set up QEMU
        uses: docker/setup-qemu-action@v1
        with:
          platforms: linux/amd64,linux/arm/v7,linux/arm64
      - name: Set up Docker Buildx
        id: buildx
        uses: docker/setup-buildx-action@v1
        with:
          version: latest
      - name: Builder instance name
        run: echo ${{ steps.buildx.outputs.name }}
      - name: Available platforms
        run: echo ${{ steps.buildx.outputs.platforms }}

      - name: Log in to Docker Hub
        if: github.event_name == 'push' && startsWith(github.event.ref, 'refs/tags/')
        env:
          DOCKER_USERNAME: ${{ github.actor }}
          DOCKER_PASSWORD: ${{ secrets.DOCKER_HUB_PASSWORD }}
        run: |
          echo "${DOCKER_PASSWORD}" | docker login --username ${DOCKER_USERNAME} --password-stdin

      - name: Build and push Docker image
        if: github.event_name == 'push' && startsWith(github.event.ref, 'refs/tags/')
        env:
          DOCKER_USERNAME: ${{ github.actor }}
          DOCKER_IMAGE_PLATFORM: linux/amd64,linux/arm/v7,linux/arm64
          REPOSITORY_NAME: ${{ github.repository }}
        run: |
          IFS='/' read -ra repository_name_array <<<"$REPOSITORY_NAME"
          DOCKER_IMAGE_NAME=$(echo $DOCKER_USERNAME/${repository_name_array[1]} | tr '[:upper:]' '[:lower:]')
          DOCKER_IMAGE_VERSION=${GITHUB_REF#refs/*/}
          docker buildx build \
            --platform "$DOCKER_IMAGE_PLATFORM" \
            --output "type=image,push=true" \
            --tag "$DOCKER_IMAGE_NAME":"$DOCKER_IMAGE_VERSION" \
            --tag "$DOCKER_IMAGE_NAME":latest \
            --file ./Dockerfile .

      - name: Send Notification
        uses: haishanh/actions-telegram-notification@v1
        if: ${{ always() }}
        with:
          notification-token: ${{ secrets.TG_NOTIFICATION_TOKEN }}
          job-status: ${{ job.status }}