name: Repo - Pull Request auto-label

on:
  # So that PRs touching the same files as the push are updated
  push:
    branches: [ master, dev, release-* ]
    paths-ignore:
      - 'classic/forge/tests/vcr_cassettes'
      - 'classic/benchmark/reports/**'
  # So that the `dirtyLabel` is removed if conflicts are resolve
  # We recommend `pull_request_target` so that github secrets are available.
  # In `pull_request` we wouldn't be able to change labels of fork PRs
  pull_request_target:
    types: [ opened, synchronize ]

concurrency:
  group: ${{ format('pr-label-{0}', github.event.pull_request.number || github.sha) }}
  cancel-in-progress: true

jobs:
  conflicts:
    runs-on: ubuntu-latest
    permissions:
      contents: read
      pull-requests: write
    steps:
      - name: Update PRs with conflict labels
        uses: eps1lon/actions-label-merge-conflict@releases/2.x
        with:
          dirtyLabel: "conflicts"
          #removeOnDirtyLabel: "PR: ready to ship"
          repoToken: "${{ secrets.GITHUB_TOKEN }}"
          commentOnDirty: "This pull request has conflicts with the base branch, please resolve those so we can evaluate the pull request."
          commentOnClean: "Conflicts have been resolved! 🎉 A maintainer will review the pull request shortly."

  size:
    if: ${{ github.event_name == 'pull_request_target' }}
    permissions:
      issues: write
      pull-requests: write
    runs-on: ubuntu-latest
    steps:
      - uses: codelytv/pr-size-labeler@v1
        with:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
          xs_label: 'size/xs'
          xs_max_size: 2
          s_label: 'size/s'
          s_max_size: 10
          m_label: 'size/m'
          m_max_size: 100
          l_label: 'size/l'
          l_max_size: 500
          xl_label: 'size/xl'
          message_if_xl:

  scope:
    if: ${{ github.event_name == 'pull_request_target' }}
    permissions:
      contents: read
      pull-requests: write
    runs-on: ubuntu-latest
    steps:
      - uses: actions/labeler@v6
        with:
          sync-labels: true
