import 'package:flutter/foundation.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:firebase_core/firebase_core.dart';
import 'package:motorcycle_dash/firebase_options.dart';

void main() {
  TestWidgetsFlutterBinding.ensureInitialized();

  group('DefaultFirebaseOptions QA Safety Guard Tests (Finding 2)', () {
    test('production options target motoapp-d22e0', () {
      expect(DefaultFirebaseOptions.android.projectId, equals('motoapp-d22e0'));
      expect(DefaultFirebaseOptions.web.projectId, equals('motoapp-d22e0'));
      expect(DefaultFirebaseOptions.ios.projectId, equals('motoapp-d22e0'));
    });

    test('DefaultFirebaseOptions exposes authoritative webClientId for Google Sign-In', () {
      expect(
        DefaultFirebaseOptions.webClientId,
        equals('809431485362-ar11dsgjrq7327d122b55352gs6q6sml.apps.googleusercontent.com'),
      );
    });

    test('androidQa options strictly target demo-motorsignal-qa and non-prod credentials', () {
      expect(DefaultFirebaseOptions.androidQa.projectId, equals('demo-motorsignal-qa'));
      expect(DefaultFirebaseOptions.androidQa.apiKey, equals('demo-key'));
      expect(DefaultFirebaseOptions.androidQa.appId, equals('1:123456789:android:qa'));
      expect(DefaultFirebaseOptions.androidQa.storageBucket, equals('demo-motorsignal-qa.appspot.com'));
    });

    test('validateFirebaseOptions throws StateError if QA mode attempts to use production Firebase', () {
      // Create a simulated production options instance
      const prodOptions = FirebaseOptions(
        apiKey: 'fake-prod-key',
        appId: '1:809431485362:android:06fdcd9ca12ff9342472ab',
        messagingSenderId: '809431485362',
        projectId: 'motoapp-d22e0',
      );

      const nonDemoOptions = FirebaseOptions(
        apiKey: 'fake-prod-key',
        appId: '1:809431485362:android:06fdcd9ca12ff9342472ab',
        messagingSenderId: '809431485362',
        projectId: 'custom-live-project',
      );

      const validQaOptions = DefaultFirebaseOptions.androidQa;

      // When isQa is false, production options are accepted
      if (!DefaultFirebaseOptions.isQa) {
        expect(() => DefaultFirebaseOptions.validateFirebaseOptions(prodOptions), returnsNormally);
      }

      // If isQa is true or when testing validate logic directly:
      // Verify that validateFirebaseOptions enforces demo-* project prefix in QA
      if (DefaultFirebaseOptions.isQa) {
        expect(
          () => DefaultFirebaseOptions.validateFirebaseOptions(prodOptions),
          throwsA(isA<StateError>().having(
            (e) => e.message,
            'message',
            contains('Android QA flavor cannot connect to production Firebase'),
          )),
        );

        expect(
          () => DefaultFirebaseOptions.validateFirebaseOptions(nonDemoOptions),
          throwsA(isA<StateError>()),
        );

        expect(
          () => DefaultFirebaseOptions.validateFirebaseOptions(validQaOptions),
          returnsNormally,
        );
      }
    });

    test('currentPlatform returns androidQa when isQa is true on Android', () {
      if (DefaultFirebaseOptions.isQa && defaultTargetPlatform == TargetPlatform.android) {
        final options = DefaultFirebaseOptions.currentPlatform;
        expect(options.projectId, equals('demo-motorsignal-qa'));
        expect(options.projectId, isNot(equals('motoapp-d22e0')));
      }
    });
  });
}