check-generated-files.yml

name: Check Auto Generated Files

on:
  push:
    branches: [ 'main' ]
  pull_request:

concurrency:
  group: generated-${{ github.ref }}
  cancel-in-progress: true

jobs:
  check:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout repository
        uses: actions/checkout@v4

      - name: Retrieve Flutter version from FVM config
        uses: kuhnroyal/flutter-fvm-config-action@v1

      - name: Setup Flutter SDK
        uses: subosito/flutter-action@v2
        with:
          flutter-version: ${{ env.FLUTTER_VERSION }}
          channel: ${{ env.FLUTTER_CHANNEL }}

      - name: Install dependencies
        run: flutter pub get

      - name: Setup Firebase Options
        run: |
          tee lib/firebase_options.dart <<EOF
          class DefaultFirebaseOptions {
            static const currentPlatform = null;
          }
          EOF

      - name: Check if generated files are up to date
        run: |
          flutter pub run build_runner build --delete-conflicting-outputs
          CHANGED_FILES=$(git diff --name-only | wc -l)

          if [[ $CHANGED_FILES -gt 0 ]]; then
            echo "
            ╔════════════════════════════════════════════════════════════════════════════════════════════════════════════════╗
            ║                                                                                                                ║
            ║  Generated files are not up to date.                                                                           ║
            ║  Please run 'flutter pub run build_runner build --delete-conflicting-outputs' locally and commit the changes.  ║
            ║                                                                                                                ║
            ╚════════════════════════════════════════════════════════════════════════════════════════════════════════════════╝
            "
            exit 1
          fi