name: Release Chart

on:
  push:
    branches:
      - main
    paths:
      - charts/**
      - .cr.yaml
      - .github/workflows/release-chart.yaml
  workflow_dispatch:

permissions:
  contents: write
  packages: write

jobs:
  release:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Configure Git
        run: |
          git config user.name "$GITHUB_ACTOR"
          git config user.email "$GITHUB_ACTOR@users.noreply.github.com"

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

      - name: Run chart-releaser
        uses: helm/chart-releaser-action@v1.7.0
        with:
          charts_dir: charts
          config: .cr.yaml
        env:
          CR_TOKEN: "${{ secrets.GITHUB_TOKEN }}"

      - name: Log in to GHCR
        uses: docker/login-action@v3
        with:
          registry: ghcr.io
          username: ${{ github.actor }}
          password: ${{ secrets.GITHUB_TOKEN }}

      - name: Push chart to OCI registry
        run: |
          shopt -s nullglob
          charts=(.cr-release-packages/*.tgz)
          if [ ${#charts[@]} -eq 0 ]; then
            echo "No packaged charts to push"
            exit 0
          fi
          owner=$(echo "${GITHUB_REPOSITORY_OWNER}" | tr '[:upper:]' '[:lower:]')
          for chart in "${charts[@]}"; do
            helm push "$chart" "oci://ghcr.io/${owner}/charts"
          done