name: Feature

on:
  pull_request:
    types:
      - opened
      - edited
      - synchronize # push
    path:
      - source/refined-github.ts

jobs:
  New:
    outputs:
      name: ${{ steps.name.outputs.first_match }}
    runs-on: ubuntu-latest
    if: startsWith(github.event.pull_request.title, 'Add') && endsWith(github.event.pull_request.title, 'feature')
    steps:
      - uses: actions/checkout@v2
      - name: Find feature name
        id: name
        uses: AsasInnab/regex-action@v1
        with:
          regex_pattern: '(?<=Add `)[a-z-]+(?=` feature)'
          regex_flags: g
          search_string: ${{ github.event.pull_request.title }}

      - name: Has `${{ steps.name.outputs.first_match }}.tsx` been created?
        uses: mudlabs/simple-diff@v1.2.0
        with:
          path: source/features/${{ steps.name.outputs.first_match }}.tsx

      - name: Has `${{ steps.name.outputs.first_match }}` been imported?
        run: grep "import './features/${{ steps.name.outputs.first_match }}';" source/refined-github.ts -q

      - name: Has `${{ steps.name.outputs.first_match }}` been documented?
        run: grep '"${{ steps.name.outputs.first_match }}"' readme.md -q