pr.yml

name: Validate PR format

on:
  pull_request:
    types:
      - opened
      - synchronize
      - edited
      - reopened

jobs:
  validate-pr-format:
    name: Title and description
    runs-on: ubuntu-latest

    steps:
      - name: Check if it's a Dependabot PR
        id: dependabot-check
        run: |
          if [[ "${{ github.event.pull_request.user.login }}" == "dependabot[bot]" ]]; then
            echo "info: Skipping validation for Dependabot PR."
            echo "::set-output name=skip_validation::true"
          else
            echo "::set-output name=skip_validation::false"
          fi

      - name: Check PR title format
        if: steps.dependabot-check.outputs.skip_validation != 'true'
        run: |
          PR_TITLE_REGEX="^PR-[0-9]+: .+"
          if [[ ! "${{ github.event.pull_request.title }}" =~ $PR_TITLE_REGEX ]]; then
            echo "error: Invalid PR title format. Please use 'PR-XXX: Your title'."
            exit 1
          fi

      - name: Check PR description format
        if: steps.dependabot-check.outputs.skip_validation != 'true'
        run: |
          # Check if the description contains a list of changes (e.g., using '* ' to indicate list items)
          if ! grep -q '^\s*\*\s' <<< "${{ github.event.pull_request.body }}"; then
            echo "error: PR description should contain a list of changes."
            exit 1
          fi