name: Package and Push Helm Chart

on:
  push:
    branches:
      - main
      - dev
      - github-actions-ci
    paths:
      - 'helm/**'
      - '.github/workflows/helm-package-push.yml'
  workflow_dispatch:

env:
  REGISTRY: ${{ vars.DOCKER_REGISTRY }}

jobs:
  package-and-push:
    runs-on: self-hosted
    permissions:
      contents: read
      packages: write

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

      - name: Install Helm
        uses: azure/setup-helm@v4
        with:
          version: 'latest'

      - name: Log in to Container Registry
        run: |
          echo "${{ secrets.GITHUB_TOKEN }}" | helm registry login ghcr.io --username ${{ github.actor }} --password-stdin
        
      - name: Set Helm chart version and package
        run: |
          CHART_NAME=$(grep '^name:' ./helm/Chart.yaml | awk '{print $2}')
          BASE_VERSION=$(grep '^version:' ./helm/Chart.yaml | awk '{print $2}')
          
          if [[ "${{ github.ref_name }}" == "main" ]]; then
            CHART_VERSION="${BASE_VERSION}"
          else
            CHART_VERSION="${BASE_VERSION}-${{ github.ref_name }}"
          fi
          
          # Update Chart.yaml temporarily with the versioned name
          sed -i "s/^version:.*/version: ${CHART_VERSION}/" ./helm/Chart.yaml
          
          # Package the helm chart
          helm package ./helm
          
          echo "CHART_NAME=${CHART_NAME}" >> $GITHUB_ENV
          echo "CHART_VERSION=${CHART_VERSION}" >> $GITHUB_ENV

      - name: Push Helm chart to registry
        run: |
          helm push ${{ env.CHART_NAME }}-${{ env.CHART_VERSION }}.tgz oci://${{ env.REGISTRY }}

      - name: Chart pushed
        run: |
          CHART_VERSION=$(grep '^version:' ./helm/Chart.yaml | awk '{print $2}')
          CHART_FILE=$(grep '^name:' ./helm/Chart.yaml | awk '{print $2}')
          if [[ "${{ github.ref_name }}" == "main" ]]; then
            echo "Chart pushed: ${CHART_FILE}:${CHART_VERSION}"
          else
            echo "Chart pushed: ${CHART_FILE}:${CHART_VERSION}-${{ github.ref_name }}"
          fi