name: Add Labels

on: [issues, pull_request]

jobs:
  add_labels:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v2
      - name: Extract Label
        id: extract-label
        run: |
          echo "::set-output name=labels_to_add::$(
            node -e "
              const title = process.env.TITLE;
              const labelMapping = {
                chore: 'chore',
                feat: 'feature',
                fix: 'bugfix',
                refactor: 'enhancement',
                test: 'enhancement',
              };
              const foundKey = Object.keys(labelMapping).find((label) => title && title.startsWith(label));
              console.log(foundKey ? labelMapping[foundKey] : '');
            "
          )"
        env:
          TITLE: ${{ github.event.pull_request.title || github.event.issue.title }}
      - uses: actions-ecosystem/action-add-labels@v1.1.0
        with:
          github_token: ${{ github.token }}
          labels: ${{ steps.extract-label.outputs.labels_to_add }}