name: Build flock Image
on:
  push:
    branches: [main]
jobs:
  build:
    runs-on: fritzlab
    steps:
      - name: Check out repo
        uses: actions/checkout@v4

      - name: Log in to Gitea registry
        uses: docker/login-action@v3
        with:
          registry: code.fritzlab.net
          username: ci-bot
          password: ${{ secrets.REGISTRY_PASSWORD }}

      - name: Extract Docker metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: code.fritzlab.net/fritzlab/flock
          tags: |
            type=raw,value=latest
            type=raw,value=${{ github.run_number }}

      - name: Build and push
        uses: docker/build-push-action@v6
        with:
          context: .
          push: true
          provenance: false
          build-args: |
            GIT_SHA=${{ github.sha }}
          tags: ${{ steps.meta.outputs.tags }}
          labels: ${{ steps.meta.outputs.labels }}
          network: host

      - name: Smoke-test image
        run: |
          docker run --rm code.fritzlab.net/fritzlab/flock:${{ github.run_number }} --help || true
          docker run --rm --entrypoint /usr/local/bin/flock \
            code.fritzlab.net/fritzlab/flock:${{ github.run_number }} || true

      - name: Clean up old image tags
        run: |
          tea login add --name ci --url https://code.fritzlab.net --token '${{ secrets.CI_BOT_TOKEN }}' --no-version-check
          tea api '/packages/fritzlab?type=container' \
            | jq -r '.[] | select(.name=="flock") | select(.version | test("^[0-9]+$")) | .version' \
            | sort -n | head -n -3 \
            | while read tag; do
                echo "deleting flock:$tag"
                tea api -X DELETE "/packages/fritzlab/container/flock/$tag"
              done