name: Helm repo index
on: release
jobs:
  publish:
    name: Publish helm repo index to gh-pages
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v1

      - name: Install chart-releaser
        env:
          VERSION: 1.0.0-beta.1
        run: |
          mkdir -p $GITHUB_WORKSPACE/bin

          curl -Lo $GITHUB_WORKSPACE/cr.tar.gz https://github.com/helm/chart-releaser/releases/download/v${VERSION}/chart-releaser_${VERSION}_linux_amd64.tar.gz
          tar -xzf $GITHUB_WORKSPACE/cr.tar.gz -C $GITHUB_WORKSPACE/bin cr
          chmod +x $GITHUB_WORKSPACE/bin/cr
          echo "::add-path::$GITHUB_WORKSPACE/bin"

      - name: Generate index.yaml
        run: |
          mkdir .helm-index
          cr index \
            --charts-repo https://apricote.github.io/Listory
            --package-path charts
            --owner owner
            --git-repo Listory
            --index-path .helm-index/index.yaml

      - name: Publish to gh-pages
        uses: JamesIves/github-pages-deploy-action@releases/v3
        with:
          ACCESS_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          BRANCH: gh-pages # The branch the action should deploy to.
          FOLDER: .helm-index # The folder the action should deploy.