helm-charts/.github/workflows/charts-release.yaml

---
name: "Charts: Release"

concurrency: helm-release

on:
  workflow_dispatch:
    inputs:
      charts:
        description: "JSON encoded list of charts to release"
        required: true
        type: string
        default: "[]"
  push:
    branches:
      - main
    paths:
      - "charts/**"

jobs:
  prepare:
    name: Prepare data required for workflow
    runs-on: ubuntu-22.04
    outputs:
      repoConfiguration: ${{ steps.repo-config.outputs.config }}
      libraryChartsToRelease: |-
        ${{ github.event_name == 'workflow_dispatch' && steps.specified-charts.outputs.libraryChartsToRelease || steps.changed-library-charts.outputs.all_changed_files }}
      otherChartsToRelease: |-
        ${{ github.event_name == 'workflow_dispatch' && steps.specified-charts.outputs.otherChartsToRelease || steps.changed-charts.outputs.all_changed_files }}
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          fetch-depth: 0

      - name: Grab repository configuration
        id: repo-config
        shell: bash
        run: |
          echo "config=$(yq '.' '.ci/repo-config.yaml' -o json -I=0)" >> "$GITHUB_OUTPUT"

      - name: Get changed library charts
        id: changed-library-charts
        if: ${{ github.event_name != 'workflow_dispatch' }}
        uses: tj-actions/changed-files@v45
        with:
          matrix: true
          path: charts
          dir_names: true
          dir_names_max_depth: 2
          files: |
            library/**

      - name: Get changed charts
        id: changed-charts
        if: ${{ github.event_name != 'workflow_dispatch' }}
        uses: tj-actions/changed-files@v45
        with:
          matrix: true
          path: charts
          dir_names: true
          dir_names_max_depth: 2
          files_ignore: |
            library/**

      - name: Get specified charts
        id: specified-charts
        if: ${{ github.event_name == 'workflow_dispatch' }}
        uses: actions/github-script@v7
        with:
          script: |
            let input = '${{ github.event.inputs.charts }}';
            let cwd = process.cwd();

            let tmpCharts = []
            if (input === '[]') {
              console.log("Empty charts input, scanning for charts in repository");
              const globber = await glob.create('charts/*/*', { implicitDescendants: false });
              for await (const file of globber.globGenerator()) {
                relativePath = file.slice(`${cwd}/charts/`.length);
                tmpCharts.push(relativePath);
              }
            } else {
              const fs = require('fs');
              tmpCharts = JSON.parse(input);
              tmpCharts.forEach(function (chart) {
                if (!fs.existsSync(`${cwd}/charts/${chart}`)) {
                  core.setFailed(`Chart ${chart} does not exist in repository`);
                  process.exit(1);
                }
              });
            }

            let libraryCharts = tmpCharts.filter(chart => chart.startsWith('library/'));
            let otherCharts = tmpCharts.filter(chart => !chart.startsWith('library/'));

            console.log("Library charts:")
            console.log(JSON.stringify(libraryCharts));
            core.setOutput('libraryChartsToRelease', JSON.stringify(libraryCharts));
            console.log("Other charts:")
            console.log(JSON.stringify(otherCharts));
            core.setOutput('otherChartsToRelease', JSON.stringify(otherCharts));

  release-library-charts:
    name: Release library charts
    needs:
      - prepare
    if: ${{ needs.prepare.outputs.libraryChartsToRelease != '[]' && needs.prepare.outputs.libraryChartsToRelease != '' }}
    uses: ./.github/workflows/charts-release-steps.yaml
    permissions:
      pages: write
      id-token: write
      contents: write
      packages: write
    with:
      charts: ${{ needs.prepare.outputs.libraryChartsToRelease }}
      excludedChartsRelease: ${{ toJSON(fromJSON(needs.prepare.outputs.repoConfiguration).excluded-charts-release) }}
      ghPagesBranch: gh-pages
      publishToOciRegistry: false

  release-other-charts:
    name: Release other charts
    needs:
      - prepare
      - release-library-charts
    if: |-
      ${{
        !cancelled() &&
        (needs.prepare.result == 'skipped' || needs.prepare.result == 'success') &&
        (needs.release-library-charts.result == 'skipped' || needs.release-library-charts.result == 'success') &&
        needs.prepare.outputs.otherChartsToRelease != '[]'
      }}
    uses: ./.github/workflows/charts-release-steps.yaml
    permissions:
      pages: write
      id-token: write
      contents: write
      packages: write
    with:
      charts: ${{ needs.prepare.outputs.otherChartsToRelease }}
      excludedChartsRelease: ${{ toJSON(fromJSON(needs.prepare.outputs.repoConfiguration).excluded-charts-release) }}
      ghPagesBranch: gh-pages