package_and_push_helm_chart.yaml

name: Package and Push Helm Chart

on:
  push:
  workflow_dispatch:
    inputs:
      version:
        description: "Version of the Helm chart to push"
        required: false

jobs:
  deploy:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Prepare version
        run: |
          VERSION=$(cat ./VERSION)
          BRANCH=${GITHUB_HEAD_REF:-${GITHUB_REF#refs/heads/}}
          echo "Building images from the branch: $BRANCH"
          if [ $BRANCH != "release" ]; then
            VERSION=$VERSION-SNAPSHOT
          fi
          # override version of custom input is provided
          if [[ -n "${{ github.event.inputs.version }}" ]]; then
            VERSION=${{ github.event.inputs.version }}
          fi
          echo "Helm charts version to be deployed: $VERSION"
          echo "VERSION=$VERSION" >> $GITHUB_ENV

      - name: Setup Helm
        uses: azure/setup-helm@v4.1.0
        with:
          version: ${{ vars.HELM_VERSION }}

      - name: Login with Helm
        run: |
          echo ${{ secrets.GITHUB_TOKEN }} | helm registry login ${{ vars.HELM_REGISTRY }} --username ${{ github.repository_owner }} --password-stdin

      - name: Add/update Helm dependencies
        run: |
          helm repo add jupyterhub https://jupyterhub.github.io/helm-chart
          helm dependency update "charts/jupyter"

      - name: Lint Helm chart
        run: |
          helm lint "charts/jupyter"

      - name: Package Helm chart
        run: |
          helm package "charts/jupyter" --version ${{ env.VERSION }}

      - name: Push Helm chart to repository
        if: github.ref == 'refs/heads/release' || github.ref == 'refs/heads/dev'
        run: |
          helm push "fairspace-jupyter-${{ env.VERSION }}.tgz" "oci://${{ vars.HELM_REGISTRY }}"