name: Package and publish helm chart

on:
  push:

jobs:
  package-helm:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
        name: Check out code

      - name: Set up Helm
        uses: azure/setup-helm@v4.2.0
        with:
          version: v3.14.4

      - name: Set up yq
        uses: mikefarah/yq@master

      - name: Check for changed charts
        id: changed-files
        uses: tj-actions/changed-files@v44
        with:
          dir_names: true
          dir_names_max_depth: '2'
          files: 'charts/**'

      - name: Run helm lint on all changed charts
        shell: bash
        env:
          ALL_CHANGED_CHARTS: ${{ steps.changed-files.outputs.all_changed_files }}
        run: |
          REPO_PATH=$(git rev-parse --show-toplevel)
          for chart in ${ALL_CHANGED_CHARTS}; do
            helm lint ${chart}
          done

      - name: build helm package
        shell: bash
        if: gitea.ref == 'refs/heads/main'
        env:
          PACKAGE_TOKEN: ${{ secrets.PACKAGE_TOKEN }}
          CHART_NAME: ${{ steps.chart_name.outputs.result }}
          CHART_VERSION: ${{ steps.chart_version.outputs.result }}
          ALL_CHANGED_CHARTS: ${{ steps.changed-files.outputs.all_changed_files }}
        run: |
          REPO_PATH=$(git rev-parse --show-toplevel)
          for chart in ${ALL_CHANGED_CHARTS}; do
            cd ${REPO_PATH}/${chart}
            CHART_NAME=$(yq .name Chart.yaml)
            CHART_VERSION=$(yq .version Chart.yaml)
            echo "Building dependancies for helm-chart"
            helm dependency build
            echo "Packaging ${CHART_NAME}-${CHART_VERSION}"
            helm package .
            curl -H "Authorization: token $PACKAGE_TOKEN" -X POST --upload-file ${CHART_NAME}-${CHART_VERSION}.tgz https://git.rre.nu/api/packages/jonas/helm/api/charts
          done