name: publish-docker-image

on:
  push:
    tags:
      # Match stable and pre versions, such as 'v1.0.0', 'v0.23.0-a', 'v0.23.0-a.2', 'v0.23.0-b', 'v0.23.0-b.3'
      - "v*.*.*"
      - "v*.*.*-a"
      - "v*.*.*-a.*"
      - "v*.*.*-b"
      - "v*.*.*-b.*"

jobs:
  build-and-push-stable-image:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
    steps:
      - uses: actions/checkout@v4

      - name: Set up QEMU
        uses: docker/setup-qemu-action@v3

      - name: Extract build args
        # Extract version number and check if it's an pre version
        run: |
          if [[ "${GITHUB_REF_NAME}" =~ ^v[0-9]+\.[0-9]+\.[0-9]+$ ]]; then
              echo "PRE_RELEASE=false" >> $GITHUB_ENV
          else
              echo "PRE_RELEASE=true" >> $GITHUB_ENV
          fi
          echo "VERSION=${GITHUB_REF_NAME#v}" >> $GITHUB_ENV

      - name: Login to Docker Hub
        uses: docker/login-action@v3
        with:
          username: aykhans
          password: ${{ secrets.DOCKER_TOKEN }}

      - name: Set up Docker Buildx
        id: buildx
        uses: docker/setup-buildx-action@v3
        with:
          install: true
          version: v0.9.1

      # Metadata for stable versions
      - name: Docker meta for stable
        id: meta-stable
        if: env.PRE_RELEASE == 'false'
        uses: docker/metadata-action@v5
        with:
          images: |
            aykhans/dodo
          tags: |
            type=semver,pattern={{version}},value=${{ env.VERSION }}
            type=raw,value=stable
          flavor: |
            latest=true
          labels: |
            org.opencontainers.image.version=${{ env.VERSION }}

      # Metadata for pre versions
      - name: Docker meta for pre
        id: meta-pre
        if: env.PRE_RELEASE == 'true'
        uses: docker/metadata-action@v5
        with:
          images: |
            aykhans/dodo
          tags: |
            type=raw,value=${{ env.VERSION }}
          labels: |
            org.opencontainers.image.version=${{ env.VERSION }}

      - name: Build and Push
        id: docker_build
        uses: docker/build-push-action@v6
        with:
          context: ./
          file: ./Dockerfile
          platforms: linux/amd64,linux/arm64
          push: true
          tags: ${{ steps.meta-stable.outputs.tags || steps.meta-pre.outputs.tags }}
          labels: ${{ steps.meta-stable.outputs.labels || steps.meta-pre.outputs.labels }}