helm-package-and-publish.yaml

name: Helm package and push to Github Pages
on:
  # publish on releases, e.g. v2.1.13 (image tagged as "2.1.13" - "v" prefix is removed)
  # release:
  #   types: [ published ]

  push:
    tags:
      - "v*.*.*" 

  #   branches:
  #     - 'main'
  #   paths:
  #     - 'helm-chart/**'
  #     - '.github/workflows/helm-package-and-publish.yaml'

# TODO: 
#   - package helm
#   - upload release artifact
#   - get its url
#   - update/merge gh-pages/index.yaml


jobs:
  helm-package-and-push-to-ghcr-io:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write

    steps:


      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Install Helm
        uses: azure/setup-helm@v4.2.0

      - name: Helm Package and Push to ghcr.io
        id: helm_package
        run: |
          echo "Tag version: $GITHUB_REF"
          RELEASE_TAG="${GITHUB_REF#refs/tags/}"
          VERSION="${RELEASE_TAG:-v666.666.666}"
          echo "VERSION Version: $VERSION"
          CLEAN_VERSION="${VERSION#v}"
          echo "CLEAN_VERSION Version: $CLEAN_VERSION"
          PACKAGE_OUTPUT=$(helm package --version "$CLEAN_VERSION" helm-chart)
          echo "PACKAGE_OUTPUT=$PACKAGE_OUTPUT"
          PACKAGE_NAME=$(basename "$PACKAGE_OUTPUT")
          echo "Generated helm package: $PACKAGE_NAME"
          # save the generated package name to github_output to pass it to next step
          echo "package-name=$PACKAGE_NAME" >> $GITHUB_OUTPUT
          echo "package-version=$CLEAN_VERSION" >> $GITHUB_OUTPUT
      
      - name: Print helm_package step output
        run: |
          echo "package-name=$MESSAGE"
        env:
          MESSAGE: ${{ steps.helm_package.outputs.package-name}}

      - name: Release
        id: create_release_and_upload_artifacts
        uses: softprops/action-gh-release@v2.0.8
        if: startsWith(github.ref, 'refs/tags/')
        with:
          files: ${{ steps.helm_package.outputs.package-name}}
          token: ${{ secrets.GHCR_TOKEN }}
          generate_release_notes: true
          fail_on_unmatched_files: true
          # TODO: update release body
          body: |
            <https://oguzhan-yilmaz.github.io/steampipe-powerpipe-kubernetes/>

            ```bash
            helm repo add oguzhan-yilmaz https://oguzhan-yilmaz.github.io/steampipe-powerpipe-kubernetes
            helm repo add oguzhan-yilmaz https://oguzhan-yilmaz.github.io/steampipe-powerpipe-kubernetes --version ${{ steps.helm_package.outputs.package-version}}
            ```

      - name: 'Setup jq'
        uses: dcarbone/install-jq-action@v2

      - name: print release upload output
        run: |
          echo "assets=${{ steps.create_release_and_upload_artifacts.outputs.assets}}"
          
      - name: Save artifact download url
        id: helm_package_download_url
        run: |
          DOWNLOAD_URL=$(echo '${{ steps.create_release_and_upload_artifacts.outputs.assets}}' | jq '.[0].browser_download_url')
          echo "DOWNLOAD_URL=$DOWNLOAD_URL"
          echo "download_url=$DOWNLOAD_URL" >> $GITHUB_OUTPUT

      - name: Print helm_package download url
        run: |
          echo 'package-name=${{ steps.helm_package_download_url.outputs.download_url}}'


      - name: Clone gh-pages branch and update helm index.yaml on github pages
        env:
          GITHUB_TOKEN: ${{ secrets.GHCR_TOKEN }}
          GIT_AUTHOR_EMAIL: "Oguzhan Yilmaz"
          GIT_AUTHOR_NAME: "oguzhanylmz271@gmail.com"
        run: |
          git config --global user.email "oguzhanylmz271@gmail.com"
          git config --global user.name "Oguzhan Yilmaz"

          # clone gh-pages branch
          git clone -b gh-pages https://github.com/oguzhan-yilmaz/steampipe-powerpipe-kubernetes.git gh-pages-clone
          ls -al
          ls -al gh-pages-clone

          # merge the helm index.yaml
          helm repo index . --url https://oguzhan-yilmaz.github.io/steampipe-powerpipe-kubernetes/ --merge gh-pages-clone/index.yaml
          ls -al

          # replace the index.yaml with the new one
          echo "Old index.yaml"
          cat gh-pages-clone/index.yaml
          rm gh-pages-clone/index.yaml
          cp index.yaml gh-pages-clone/index.yaml
          
          # check out the new index.yaml
          cd gh-pages-clone
          pwd
          echo "New index.yaml"
          cat index.yaml
          git status

          # commit and push the new index.yaml
          git add index.yaml
          git commit -m "update index.yaml in Github Action"
          git remote set-url origin https://x-access-token:${{ secrets.GHCR_TOKEN }}@github.com/oguzhan-yilmaz/steampipe-powerpipe-kubernetes.git
          git push
          git status