import 'dart:async';
import 'package:flutter/material.dart';
import 'package:flutter_riverpod/flutter_riverpod.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:motorcycle_dash/core/theme/theme_extensions.dart';
import 'package:motorcycle_dash/features/social/clubs/club_detail_screen.dart';
import 'package:motorcycle_dash/services/auth/auth_providers.dart';
import 'package:motorcycle_dash/services/auth/auth_user.dart';
import 'package:motorcycle_dash/services/clubs/club_models.dart';
import 'package:motorcycle_dash/services/clubs/club_providers.dart';
import 'package:motorcycle_dash/services/clubs/club_service.dart';

void main() {
  group('ClubDetailScreen Discovery UI State Tests', () {
    const testUser = AuthUser(uid: 'rider_alice', isAnonymous: false);

    final testClub = Club(
      id: 'club_alpha',
      name: 'Alpha Riders',
      slug: 'alpha-riders',
      description: 'The premier Alpha motorcycle community',
      ownerUid: 'owner_bob',
      memberCount: 15,
      visibility: ClubVisibility.public,
      admissionPolicy: ClubAdmissionPolicy.open,
      createdAt: DateTime(2026, 1, 1),
      updatedAt: DateTime(2026, 1, 1),
    );

    final activeMember = ClubMember(
      clubId: 'club_alpha',
      uid: 'rider_alice',
      role: ClubRole.member,
      status: ClubMemberStatus.active,
      joinedAt: DateTime(2026, 1, 1),
      updatedAt: DateTime(2026, 1, 1),
    );

    Widget buildTestWidget({
      bool overrideMember = false,
      ClubMember? memberOverride,
      required AsyncValue<List<ClubRideDiscovery>> discoveryOverride,
    }) {
      return ProviderScope(
        overrides: [
          currentUserProvider.overrideWithValue(testUser),
          clubDetailProvider('club_alpha').overrideWith((ref) => Stream.value(testClub)),
          currentMemberProvider('club_alpha').overrideWith(
            (ref) => Stream.value(overrideMember ? memberOverride : activeMember),
          ),
          clubDiscoveryRidesProvider('club_alpha').overrideWith((ref) => discoveryOverride.when(
                data: (data) => Future.value(data),
                error: (e, s) => Future.error(e, s),
                loading: () => Completer<List<ClubRideDiscovery>>().future,
              )),
        ],
        child: MaterialApp(
          theme: ThemeData.dark().copyWith(
            extensions: [MotorSignalThemeColors.dark],
          ),
          home: const ClubDetailScreen(clubId: 'club_alpha'),
        ),
      );
    }

    testWidgets('Non-member sees active members only notice', (tester) async {
      await tester.binding.setSurfaceSize(const Size(800, 2400));
      addTearDown(() => tester.binding.setSurfaceSize(null));

      await tester.pumpWidget(
        buildTestWidget(
          overrideMember: true,
          memberOverride: null,
          discoveryOverride: const AsyncValue.data([]),
        ),
      );
      await tester.pumpAndSettle();

      expect(find.text('CLUB RIDES'), findsOneWidget);
      expect(find.text('Club rides are visible to active members only.'), findsOneWidget);
    });

    testWidgets('Active member sees loading progress indicator during discovery fetch', (tester) async {
      await tester.binding.setSurfaceSize(const Size(800, 2400));
      addTearDown(() => tester.binding.setSurfaceSize(null));

      await tester.pumpWidget(
        buildTestWidget(
          discoveryOverride: const AsyncValue.loading(),
        ),
      );
      await tester.pump();

      expect(find.text('CLUB RIDES'), findsOneWidget);
      expect(find.byType(CircularProgressIndicator), findsOneWidget);
    });

    testWidgets('Active member sees empty state when 0 upcoming rides found', (tester) async {
      await tester.binding.setSurfaceSize(const Size(800, 2400));
      addTearDown(() => tester.binding.setSurfaceSize(null));

      await tester.pumpWidget(
        buildTestWidget(
          discoveryOverride: const AsyncValue.data([]),
        ),
      );
      await tester.pumpAndSettle();

      expect(find.text('CLUB RIDES'), findsOneWidget);
      expect(find.text('No upcoming club rides scheduled.'), findsOneWidget);
    });

    testWidgets('Active member sees populated discovery ride cards', (tester) async {
      await tester.binding.setSurfaceSize(const Size(800, 2400));
      addTearDown(() => tester.binding.setSurfaceSize(null));

      final testRides = [
        ClubRideDiscovery(
          rideId: 'ride_101',
          clubId: 'club_alpha',
          title: 'Sunday Morning Twisties',
          scheduledStartAt: DateTime(2026, 9, 27, 9, 0),
          departureAt: DateTime(2026, 9, 27, 9, 30),
          joinPolicy: 'requestToJoin',
          participantCount: 6,
          participantLimit: 12,
          meetingLocationLabel: 'Lookout Point Parking',
          paceClassification: 'Moderate',
          organizerDisplayName: 'Captain Dan',
        ),
      ];

      await tester.pumpWidget(
        buildTestWidget(
          discoveryOverride: AsyncValue.data(testRides),
        ),
      );
      await tester.pumpAndSettle();

      expect(find.text('CLUB RIDES'), findsOneWidget);
      expect(find.text('Sunday Morning Twisties'), findsOneWidget);
      expect(find.text('REQUEST TO JOIN'), findsOneWidget);
      expect(find.text('Lookout Point Parking'), findsOneWidget);
      expect(find.text('6 / 12 riders'), findsOneWidget);
      expect(find.text('Moderate'), findsOneWidget);
      expect(find.text('Captain Dan'), findsOneWidget);
    });

    testWidgets('Active member sees error state with retry button on failure', (tester) async {
      await tester.binding.setSurfaceSize(const Size(800, 2400));
      addTearDown(() => tester.binding.setSurfaceSize(null));

      await tester.pumpWidget(
        buildTestWidget(
          discoveryOverride: const AsyncValue.error(
            ClubOperationException('Network error', code: 'network_error'),
            StackTrace.empty,
          ),
        ),
      );
      await tester.pumpAndSettle();

      expect(find.text('CLUB RIDES'), findsOneWidget);
      expect(find.text('Network connection issue. Please check your connection and try again.'), findsOneWidget);
      expect(find.widgetWithText(OutlinedButton, 'Retry'), findsOneWidget);
    });
  });
}