name: Release
on:
  release:
    types: [published]

jobs:
  # Builds the Dockerfile and pushes it to dockerhub
  release:
    name: Release - Docker image
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Docker - Login
        uses: docker/login-action@v3
        with:
          username: ${{ secrets.DOCKER_USERNAME }}
          password: ${{ secrets.DOCKER_PASSWORD }}

      - name: Docker - Metadata
        id: meta
        uses: docker/metadata-action@v5
        with:
          images: ${{ github.repository }}
          # generate Docker tags based on the following events/attributes
          tags: |
            type=semver,pattern=v{{version}}
            type=semver,pattern=v{{major}}.{{minor}}
            type=semver,pattern=v{{major}}
          flavor: latest=true

      - name: Docker - Build / Push
        id: docker_build
        uses: docker/build-push-action@v5
        with:
          push: true
          tags: ${{ steps.meta.outputs.tags }}

  # Generates a new release specifically for the helm chart, using the helm charts version
  # Only generates a new release if the helm charts version has changed since the last release
  # Will then update the gh-pages branch & helm repository
  release-helm:
    name: Release - Helm chart
    runs-on: ubuntu-latest
    permissions:
      contents: write
      pages: write
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Git - Configure
        run: |
          git config user.name "$GITHUB_ACTOR"
          git config user.email "$GITHUB_ACTOR@users.noreply.github.com"

      # Will push updates to a index.yaml file in the gh-pages branch
      - name: Helm - chart-releaser
        uses: helm/chart-releaser-action@v1.6.0
        with:
          charts_dir: charts
          pages_branch: gh-pages
          mark_as_latest: false
          skip_existing: true
          config: ./charts/cr.yaml
        env:
          CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"