name: Add Labels

on:
  pull_request_target:
    types: [ opened, edited ]

jobs:
  add_labels:
    runs-on: ubuntu-latest
    if: ${{ startsWith(github.event.pull_request.title, 'Answer') }}
    steps:
      - name: checkout
        uses: actions/checkout@v2

      - name: Install dependencies
        run: npm i @actions/core @actions/github

      - name: Add labels
        uses: ./.github/github-action/
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
  wrong_labels:
    runs-on: ubuntu-latest
    if: ${{ !startsWith(github.event.pull_request.title, 'Answer') }}
    steps:
      - name: Set the value in bash
        id: step_one
        run: |
          echo "::error PR title should start with Answer:[number of challenge]" >> $GITHUB_STEP_SUMMARY