reviewers.yml

name: Assign Reviewers for Uberon

on:
  pull_request:
    types: [opened, synchronize]
    paths:
      - src/ontology/uberon-edit.obo

jobs:
  assign-reviewer:
    runs-on: ubuntu-latest

    steps:
      - name: Checkout code
        uses: actions/checkout@v3
        with:
          fetch-depth: 0  # Fetch the entire history for all branches
      
      - name: Fetch base branch
        run: |
          git fetch origin ${{ github.base_ref }}  # Fetch base branch explicitly
      
      - name: Check if equivalent class axiom was edited
        id: check_intersection_of
        run: |
          git diff origin/${{ github.base_ref }}...HEAD -- src/ontology/uberon-edit.obo > diff.txt
          if grep -E '^(-|\+)intersection_of:' diff.txt; then
            echo "intersection_of_found=true" >> $GITHUB_ENV
          else
            echo "intersection_of_found=false" >> $GITHUB_ENV
          fi

      - name: Assign reviewer
        if: env.intersection_of_found == 'true'
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          gh api repos/${{ github.repository }}/pulls/${{ github.event.pull_request.number }}/requested_reviewers \
            --method POST \
            --field reviewers[]=cmungall

      - name: Block PR by requesting changes
        if: env.intersection_of_found == 'true'
        env:
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          gh pr review ${{ github.event.pull_request.number }} --request-changes --body "Changes detected in \`src/ontology/uberon-edit.obo\` involving \`intersection_of\`. Review by specific Uberon Core Team member is required."