name: Downstream Updates
on:
  workflow_dispatch:
  push:
    branches:
      - main

jobs:
  update:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        repo: [
          raspberrypi-rp2040,
        ]
    steps:
    - name: Checkout
      uses: actions/checkout@v2
      with:
        repository: ZigEmbeddedGroup/${{ matrix.repo }}
        submodules: recursive
        fetch-depth: 0

    - name: Update
      id: update
      run: |
        cd deps/microzig
        git pull origin main
        echo "DESCRIPTION=$(git log -1 --pretty=%B | head -n 1)" >> $GITHUB_OUTPUT

    - name: Create Pull Request
      id: cpr
      uses: peter-evans/create-pull-request@v4.2.3
      with:
        token: ${{ secrets.PR_TOKEN }}
        branch: update-microzig
        commit-message: update microzig
        delete-branch: true
        title: Update microzig
        body: ${{ steps.update.outputs.DESCRIPTION }}

    - name: Enable Pull Request Automerge
      if: steps.cpr.outputs.pull-request-operation == 'created'
      uses: peter-evans/enable-pull-request-automerge@v2
      with:
        token: ${{ secrets.PR_TOKEN }}
        pull-request-number: ${{ steps.cpr.outputs.pull-request-number }}
        merge-method: squash