name: Test&Release HelmChart
on:
  push:
    paths:
      - 'contrib/helm-chart/**'
      - '.github/workflows/**'
  pull_request:
    paths:
      - 'contrib/helm-chart/**'
      - '.github/workflows/**'
jobs:
  test-release:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v2
      - name: Fetch history
        run: |
          git fetch --prune --unshallow;
          echo ::set-env name=commitmsg::$(git log --format=%B -n 1 ${{ github.event.after }})
      - name: Run chart-testing (lint)
        id: lint
        uses: helm/chart-testing-action@v1.0.0
        if: "! contains(env.commitmsg, '[skip lint]')"
        with:
          command: lint
          config: .github/ct_test_config.yaml
      - name: Create kind cluster
        uses: helm/kind-action@v1.0.0
        if: "! contains(env.commitmsg, '[skip install]')"
      - name: Run chart-testing (install)
        uses: helm/chart-testing-action@v1.0.0
        if: "! contains(env.commitmsg, '[skip install]')"
        with:
          command: install
          config: .github/ct_test_config.yaml
      - name: Publish Helm charts
        uses: stefanprodan/helm-gh-pages@master
        if: "contains(env.commitmsg, '[release chart]') && github.event_name == 'push' && github.ref == 'refs/heads/master'"
        with:
          charts_dir: contrib/
          token: ${{ secrets.GITHUB_TOKEN }}