name: Build Helm Chart

on:
  release:
    types: [published]
  workflow_dispatch:
    inputs:
      version:
        description: "Manual override version tag (optional)"
        required: false

env:
  REGISTRY: docker.io
  IMAGE_NAME: madeofpendletonwool/pinepods
  CHART_NAME: Pinepods

jobs:
  build-helm-chart:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      packages: write
      id-token: write

    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          token: ${{ secrets.PUSH_PAT }}
          persist-credentials: true

      - name: Setup Helm
        uses: Azure/setup-helm@v4.2.0

      - name: Install yq
        run: |
          sudo wget https://github.com/mikefarah/yq/releases/latest/download/yq_linux_amd64 -O /usr/bin/yq &&\
              sudo chmod +x /usr/bin/yq

      - name: Set Chart Version
        run: |
          if [ -n "${{ github.event.release.tag_name }}" ]; then
            version=${{ github.event.release.tag_name }}
          elif [ -n "${{ github.event.inputs.version }}" ]; then
            version=${{ github.event.inputs.version }}
          else
            echo "No version provided. Exiting."
            exit 1
          fi
          echo "Setting chart version to $version"
          yq e ".version = \"$version\"" -i deployment/kubernetes/helm/pinepods/Chart.yaml

      - name: Package Helm chart
        run: |
          helm dependency update ./deployment/kubernetes/helm/pinepods
          helm package ./deployment/kubernetes/helm/pinepods --destination ./docs

      - name: Remove old Helm chart
        run: |
          ls docs/
          find docs/ -type f -name "${CHART_NAME}-*.tgz" ! -name "${CHART_NAME}-${{ github.event.release.tag_name }}.tgz" -exec rm {} +

      - name: Update Helm repo index
        run: |
          helm repo index docs --url https://helm.pinepods.online

      - name: Fetch all branches
        run: git fetch --all

      - name: Fetch tags
        run: git fetch --tags

      - name: Checkout main branch
        run: git checkout main

      - uses: EndBug/add-and-commit@v9
        with:
          github_token: ${{ secrets.PUSH_PAT }}
          committer_name: GitHub Actions
          committer_email: actions@github.com
          message: "Update Helm chart for release ${{ github.event.release.tag_name }}"
          add: "docs"