pr_automation.yml

name: PR automation

on:
  pull_request_target:
    types:
      - opened
      - ready_for_review
      - converted_to_draft
      - synchronize
      - labeled

permissions:
  pull-requests: write
  contents: write

jobs:
  pr-automation:
    runs-on: ubuntu-latest
    env:
      GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      GH_REPO: ${{ github.repository }}
      NUMBER: ${{ github.event.number }}
    steps:
      - name: Mark new PR as Draft
        if: (github.event.action == 'opened' && github.event.pull_request.draft == false)
        run: gh pr ready "$NUMBER" --undo

      - name: Set labels on Open
        if: github.event.action == 'opened'
        run: gh pr edit "$NUMBER" --add-label "WIP"

      - name: Set labels on Draft
        if: github.event.action == 'converted_to_draft'
        run: gh pr edit "$NUMBER" --add-label "WIP" --remove-label "ready-for-review"

      - name: Set labels on ready-for-review
        if: github.event.action == 'ready_for_review'
        run: gh pr edit "$NUMBER" --add-label "ready-for-review" --remove-label "WIP"

      - name: Add subproject labels
        if: contains('synchronize,opened,reopened', github.event.action)
        uses: actions/labeler@v5
        with:
          sync-labels: true