name: Labeller
on:
  pull_request_target:
    types:
      - auto_merge_disabled
      - auto_merge_enabled
  
permissions: {}

jobs:
  add_remove_labels:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      pull-requests: write

    steps:
      - name: Add auto-merge label
        if: github.event.action == 'auto_merge_enabled'
        run: gh pr edit "$PR_URL" --add-label "auto-merge"
        env:
          PR_URL: ${{github.event.pull_request.html_url}}
          GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}

      - name: Remove auto-merge label
        if: github.event.action == 'auto_merge_disabled'
        run: gh pr edit "$PR_URL" --remove-label "auto-merge"
        env:
          PR_URL: ${{github.event.pull_request.html_url}}
          GITHUB_TOKEN: ${{secrets.GITHUB_TOKEN}}