split-monorepo.yml

name: Split Monorepo

on:
  release:
    types: [ released ]


env:
  GITHUB_TOKEN: ${{ secrets.BUTLER_TOKEN }}

jobs:
  provide_packages_json:
    # see json juggling: https://docs.github.com/en/free-pro-team@latest/actions/reference/context-and-expression-syntax-for-github-actions#example-6
    # see https://stackoverflow.com/a/62953566/1348344

    runs-on: ubuntu-latest

    if: "github.event.release.target_commitish == 'main'"

    steps:
      - uses: actions/checkout@v4

      - name: Setup PHP
        uses: shivammathur/setup-php@v2
        with:
          php-version: 8.0
          coverage: none

      - name: Install Dependencies
        uses: ramsey/composer-install@v2

      # get package json list
      - name: Output list packages as JSON
        id: output_data
        run: echo "matrix=$(vendor/bin/monorepo-builder packages-json)" >> $GITHUB_OUTPUT

    # this step is needed, so the output gets to the next defined job
    outputs:
      matrix: ${{ steps.output_data.outputs.matrix }}

  split_monorepo:
    needs: provide_packages_json

    runs-on: ubuntu-latest

    strategy:
      fail-fast: false

      matrix:
        # define package to repository map
        package: ${{fromJson(needs.provide_packages_json.outputs.matrix)}}

    steps:
      - uses: actions/checkout@v4
        with:
          persist-credentials: false

      # with tag
      - uses: danharrin/monorepo-split-github-action@v2.3.0
        name: Monorepo Tagged Split of ${{ matrix.package }}
        with:
          tag: ${{ github.event.release.tag_name }}

          # ↓ split "packages/[local_path]" directory
          package_directory: 'packages/${{ matrix.package }}'

          # ↓ into charcoalphp/[split_repository] repository
          repository_organization: 'charcoalphp'
          repository_name: '${{ matrix.package }}'

          # [optional, with "github.com" as default]
          #repository_host: git.private.com:1234

          # ↓ the user signed under the split commit
          user_name: "GitHub Action"
          user_email: "action@github.com"
          branch: "main"