name: Build and publish chart
on:
  pull_request:
  push:
    branches:
      - main
    tags:
      - 'v*'
jobs:
  chart:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout code
        uses: actions/checkout@v3
        with:
          fetch-depth: 0
      - name: Install yq
        uses: mikefarah/yq@v4.28.2
      - name: Build chart for CI
        if: ${{ !startsWith(github.ref, 'refs/tags/') }}
        run: |
          make chart
      - name: Build chart for release
        if: startsWith(github.ref, 'refs/tags/')
        run: |
          REPO=quay.io/costoolkit/elemental-operator TAG=${GITHUB_REF##*/} make chart
      - name: Publish chart to release
        uses: fnkr/github-action-ghr@v1
        if: startsWith(github.ref, 'refs/tags/')
        env:
          GHR_COMPRESS: tgz
          GHR_PATH: build/
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          GHR_REPLACE: true
      - name: Install Helm
        if: startsWith(github.ref, 'refs/tags/')
        uses: azure/setup-helm@v1
        with:
          version: v3.7.1
      - name: Set chart output
        id: chart
        run: |
          CHART=$(find . -type f  -name "elemental-operator*.tgz" -print)
          echo "chart_name=$CHART" >> $GITHUB_OUTPUT
      - name: Test chart values
        if: ${{ !startsWith(github.ref, 'refs/tags/') }}
        run: |
          REPO=$(helm show values ${{ steps.chart.outputs.chart_name }}|yq .image.repository)
          TAG=$(helm show values ${{ steps.chart.outputs.chart_name }}|yq .image.tag)
          if [ "$REPO" != "quay.io/costoolkit/elemental-operator-ci" ];then
            echo "REPO on the built chart is not the expected value"
            echo "Expected quay.io/costoolkit/elemental-operator but got $REPO"
            exit 1
          fi
      - name: Test release chart values
        if: startsWith(github.ref, 'refs/tags/')
        run: |
          REPO=$(helm show values ${{ steps.chart.outputs.chart_name }}|yq .image.repository)
          TAG=$(helm show values ${{ steps.chart.outputs.chart_name }}|yq .image.tag)
          if [ "$REPO" != "quay.io/costoolkit/elemental-operator" ];then
            echo "REPO on the built chart is not the expected value"
            echo "Expected quay.io/costoolkit/elemental-operator but got $REPO"
            exit 1
          fi
          if [ "$TAG" != "${GITHUB_REF##*/}" ];then
            echo "TAG on the built chart is not the expected value"
            echo "Expected ${GITHUB_REF##*/} but got $TAG"
            exit 1
          fi
      - name: Build and push index
        if: startsWith(github.ref, 'refs/tags/')
        run: |
          git config --global user.email "${{ github.actor }}@users.noreply.github.com"
          git config --global user.name "${{ github.actor }}"
          git checkout gh-pages
          rm index.yaml
          helm repo index --url https://rancher.github.io/elemental-operator .
          git add index.yaml build/ -f
          git commit -m "Updating helm repo to main commit ${{ github.sha }}"
          git push --set-upstream origin gh-pages