import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:motorcycle_dash/features/group_rides/group_rides_hub_screen.dart';
import 'package:motorcycle_dash/features/group_rides/create_group_ride_screen.dart';
import 'package:motorcycle_dash/services/auth/auth_user.dart';
import 'package:motorcycle_dash/services/auth/auth_providers.dart';
import 'package:motorcycle_dash/services/group_rides/group_ride_models.dart';
import 'package:motorcycle_dash/services/group_rides/group_ride_providers.dart';
import 'package:motorcycle_dash/services/social/rider_profile_models.dart';
import 'package:motorcycle_dash/services/social/social_providers.dart';
import 'package:motorcycle_dash/core/router.dart';

void main() {
  group('GroupRidesHubScreen Widget Tests', () {
    testWidgets('shows account required notice when signed out',
        (tester) async {
      await tester.pumpWidget(
        ProviderScope(
          overrides: [
            currentUserProvider.overrideWithValue(null),
          ],
          child: const MaterialApp(
            home: GroupRidesHubScreen(),
          ),
        ),
      );

      expect(find.text('Rider Account Required'), findsOneWidget);
      expect(find.text('SIGN IN / CREATE ACCOUNT'), findsOneWidget);
    });

    testWidgets('tapping sign in button navigates to /account',
        (tester) async {
      appRouter.go('/group-rides');
      await tester.pumpWidget(
        ProviderScope(
          overrides: [
            currentUserProvider.overrideWithValue(null),
          ],
          child: MaterialApp.router(
            routerConfig: appRouter,
          ),
        ),
      );
      await tester.pumpAndSettle();

      expect(find.text('SIGN IN / CREATE ACCOUNT'), findsOneWidget);
      await tester.tap(find.text('SIGN IN / CREATE ACCOUNT'));
      await tester.pumpAndSettle();

      expect(find.text('Account & Cloud Identity'), findsOneWidget);
    });

    testWidgets('renders tabs and empty states when authenticated',
        (tester) async {
      const user = AuthUser(
        uid: 'alice',
        email: 'alice@example.com',
        isAnonymous: false,
      );

      await tester.pumpWidget(
        ProviderScope(
          overrides: [
            currentUserProvider.overrideWithValue(user),
            upcomingGroupRidesProvider.overrideWith(
              (ref) => Stream.value([]),
            ),
          ],
          child: const MaterialApp(
            home: GroupRidesHubScreen(),
          ),
        ),
      );

      await tester.pumpAndSettle();

      expect(find.text('UPCOMING RIDES'), findsOneWidget);
      expect(find.text('MY RIDES'), findsOneWidget);
      expect(find.text('No Upcoming Group Rides'), findsOneWidget);
      expect(find.text('NEW RIDE'), findsOneWidget);
    });

    testWidgets('renders upcoming ride card when data present',
        (tester) async {
      const user = AuthUser(
        uid: 'alice',
        email: 'alice@example.com',
        isAnonymous: false,
      );

      final now = DateTime.now();
      final ride = GroupRide(
        id: 'ride_1',
        organizerUid: 'bob',
        organizerHandle: 'bob_fast',
        organizerDisplayName: 'Bob Fast',
        title: 'Sunday Morning Twisties',
        scheduledStartAt: now.add(const Duration(days: 1)),
        departureAt: now.add(const Duration(days: 1, minutes: 30)),
        participantCount: 3,
        meetingPoint: const GroupRideLocation(
          latitude: 34.0,
          longitude: -84.0,
          displayName: 'Dahlonega Chevron',
        ),
        createdAt: now,
        updatedAt: now,
      );

      await tester.pumpWidget(
        ProviderScope(
          overrides: [
            currentUserProvider.overrideWithValue(user),
            upcomingGroupRidesProvider.overrideWith(
              (ref) => Stream.value([ride]),
            ),
          ],
          child: const MaterialApp(
            home: GroupRidesHubScreen(),
          ),
        ),
      );

      await tester.pumpAndSettle();

      expect(find.text('Sunday Morning Twisties'), findsOneWidget);
      expect(find.textContaining('Dahlonega Chevron'), findsOneWidget);
      expect(find.text('3'), findsOneWidget);
    });
  });

  group('CreateGroupRideScreen Widget Tests', () {
    testWidgets('renders form fields and validates title', (tester) async {
      final now = DateTime.now();
      final profile = RiderProfile(
        uid: 'alice',
        handle: 'alice_apex',
        displayName: 'Alice Apex',
        createdAt: now,
        updatedAt: now,
      );

      await tester.pumpWidget(
        ProviderScope(
          overrides: [
            myRiderProfileProvider.overrideWith(
              (ref) => Stream.value(profile),
            ),
          ],
          child: const MaterialApp(
            home: CreateGroupRideScreen(),
          ),
        ),
      );

      await tester.pumpAndSettle();

      expect(find.text('CREATE GROUP RIDE'), findsOneWidget);
      expect(find.text('1. RIDE DETAILS'), findsOneWidget);
      expect(find.text('2. DATE & SCHEDULE'), findsOneWidget);
      expect(find.text('3. MEETING LOCATION'), findsOneWidget);

      // Attempt submit without filling title
      await tester.tap(find.text('PUBLISH'));
      await tester.pumpAndSettle();

      expect(find.text('Title must be at least 3 characters'), findsOneWidget);
    });
  });
}