// Author: fruit.com.cn

import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:fruitshorts/app.dart';
import 'package:fruitshorts/core/data/models/comment.dart';
import 'package:fruitshorts/core/data/repositories/comment_repository.dart';
import 'package:fruitshorts/core/data/repositories/favorite_repository.dart';
import 'package:fruitshorts/core/data/repositories/interaction_repository.dart';
import 'package:fruitshorts/core/data/repositories/playback_repository.dart';
import 'package:fruitshorts/core/data/repositories/watch_history_repository.dart';
import 'package:fruitshorts/core/data/services/playback_session.dart';
import 'package:fruitshorts/pages/player/player_view.dart';
import 'package:shared_preferences_platform_interface/in_memory_shared_preferences_async.dart';
import 'package:shared_preferences_platform_interface/shared_preferences_async_platform_interface.dart';

import 'support/fake_catalog.dart';
import 'support/fake_category.dart';
import 'support/fake_interaction_repositories.dart';
import 'support/widget_player.dart';

void main() {
  void seedSignedInSession() {
    SharedPreferencesAsyncPlatform
        .instance = InMemorySharedPreferencesAsync.withData({
      'auth.accessToken': 'test-access',
      'auth.refreshToken': 'test-refresh',
      'auth.user': '{"uid":"M1CZWVYE","nickname":"Vicky sheng","avatarUrl":""}',
    });
  }

  setUp(seedSignedInSession);

  Widget appUnderTest({
    PlayerFactory? playerFactory,
    CommentRepository? commentRepository,
    InteractionRepository? interactionRepository,
  }) {
    final catalog = FakeCatalogRepository();
    return LumaDramaApp(
      playerFactory: playerFactory ?? createWidgetPlayer,
      catalogRepository: catalog,
      categoryRepository: FakeCategoryRepository(catalog: catalog),
      watchHistoryRepository: InMemoryWatchHistoryRepository(),
      favoriteRepository: InMemoryFavoriteRepository(cards: catalog.dramas),
      playbackRepository: FakePlaybackRepository(),
      commentRepository: commentRepository ?? FakeCommentRepository(),
      interactionRepository:
          interactionRepository ?? FakeInteractionRepository(),
    );
  }

  testWidgets('should_preload_next_episode_when_fullscreen_player_opens', (
    tester,
  ) async {
    final created = <String>[];
    await tester.pumpWidget(
      appUnderTest(
        playerFactory: (episode) {
          created.add(episode.id);
          return WidgetPlayer();
        },
      ),
    );
    await tester.pumpAndSettle();
    await _openTheaterPlayer(tester);

    expect(created, hasLength(2));
    expect(find.byType(CircularProgressIndicator), findsNothing);
    await tester.drag(find.byType(PageView), const Offset(0, -550));
    await tester.pumpAndSettle();

    expect(
      tester.widget<Text>(find.byKey(const Key('player-title'))).data,
      contains('Episode 2'),
    );
    expect(created, hasLength(3));
    expect(created.toSet(), hasLength(3));
  });

  testWidgets('should_open_fullscreen_player_when_home_card_is_tapped', (
    tester,
  ) async {
    await tester.pumpWidget(appUnderTest());
    await tester.pumpAndSettle();
    await tester.tap(find.byKey(const Key('home-drama-card-the-signal-demo')));
    await tester.pumpAndSettle();

    final player = tester.widget<PlayerPage>(find.byType(PlayerPage));
    expect(player.homeMode, isFalse);
    expect(find.byKey(const Key('player-controls-top')), findsOneWidget);
  });

  testWidgets('should_keep_four_root_tabs_on_one_route_and_return_home', (
    tester,
  ) async {
    tester.view.physicalSize = const Size(390, 844);
    tester.view.devicePixelRatio = 1;
    addTearDown(tester.view.resetPhysicalSize);
    addTearDown(tester.view.resetDevicePixelRatio);

    await tester.pumpWidget(appUnderTest());
    await tester.pumpAndSettle();
    await _openTheaterPlayer(tester);
    expect(find.byType(PlayerPage), findsOneWidget);

    await tester.tap(find.byKey(const Key('player-back')));
    await tester.pumpAndSettle();
    expect(find.byKey(const Key('home-all-dramas-grid')), findsOneWidget);
    expect(
      Navigator.of(
        tester.element(find.byKey(const Key('home-all-dramas-grid'))),
      ).canPop(),
      isFalse,
    );

    await tester.binding.handlePopRoute();
    await tester.pumpAndSettle();
    expect(find.byKey(const Key('home-browse-page')), findsOneWidget);

    await tester.tap(find.byKey(const Key('tab-create')));
    await tester.pumpAndSettle();
    expect(find.byKey(const Key('create-page')), findsOneWidget);
    await tester.tap(find.byKey(const Key('tab-mine')));
    await tester.pumpAndSettle();
    expect(find.byKey(const Key('mine-menu')), findsOneWidget);
    expect(
      Navigator.of(tester.element(find.byKey(const Key('mine-menu')))).canPop(),
      isFalse,
    );
  });

  testWidgets('should_follow_system_locale_without_language_switch', (
    tester,
  ) async {
    await tester.pumpWidget(appUnderTest());
    await tester.pumpAndSettle();
    expect(find.byTooltip('Captions'), findsNothing);

    await tester.tap(find.byKey(const Key('tab-mine')));
    await tester.pumpAndSettle();
    expect(find.text('Vicky sheng'), findsOneWidget);
    expect(find.text('Coins'), findsOneWidget);
    expect(find.text('App Language'), findsNothing);
    expect(find.byKey(const Key('mine-wallet')), findsOneWidget);

    await tester.tap(find.byKey(const Key('tab-theater')));
    await tester.pumpAndSettle();
    expect(find.text('Theater'), findsWidgets);
  });

  testWidgets('should_fit_compact_viewport_when_player_is_opened', (
    tester,
  ) async {
    tester.view.physicalSize = const Size(360, 720);
    tester.view.devicePixelRatio = 1;
    addTearDown(tester.view.resetPhysicalSize);
    addTearDown(tester.view.resetDevicePixelRatio);

    await tester.pumpWidget(appUnderTest());
    await tester.pumpAndSettle();
    await _openTheaterPlayer(tester);

    expect(find.byType(Slider), findsOneWidget);
    await tester.drag(find.byType(PageView), const Offset(0, -500));
    await tester.pumpAndSettle();
    expect(
      tester.widget<Text>(find.byKey(const Key('player-title'))).data,
      contains('Episode 2'),
    );
    expect(tester.takeException(), isNull);
  });

  testWidgets('should_render_theater_with_filters_and_same_route_tabs', (
    tester,
  ) async {
    tester.view.physicalSize = const Size(360, 720);
    tester.view.devicePixelRatio = 1;
    addTearDown(tester.view.resetPhysicalSize);
    addTearDown(tester.view.resetDevicePixelRatio);

    await tester.pumpWidget(appUnderTest());
    await tester.pumpAndSettle();
    await tester.tap(find.byKey(const Key('tab-theater')));
    await tester.pumpAndSettle();

    expect(find.byKey(const Key('discover-search')), findsOneWidget);
    expect(find.byKey(const Key('theater-category-chips')), findsOneWidget);
    expect(find.byKey(const Key('theater-language-chips')), findsOneWidget);
    expect(find.byKey(const Key('home-all-dramas-grid')), findsOneWidget);
    expect(find.byKey(const Key('discover-profile')), findsOneWidget);
    expect(
      find.byKey(const Key('home-drama-card-city-lights-demo')),
      findsOneWidget,
    );
    expect(tester.takeException(), isNull);
  });

  testWidgets('should_save_comment_like_and_share_from_player_more', (
    tester,
  ) async {
    String? sharedText;
    final interactions = FakeInteractionRepository();
    final comments = FakeCommentRepository(pages: [const CommentPage()]);
    const channel = MethodChannel('com.stormg.lumadrama/share');
    tester.binding.defaultBinaryMessenger.setMockMethodCallHandler(channel, (
      call,
    ) async {
      sharedText = (call.arguments as Map)['text'] as String;
      return null;
    });
    addTearDown(
      () => tester.binding.defaultBinaryMessenger.setMockMethodCallHandler(
        channel,
        null,
      ),
    );

    await tester.pumpWidget(
      appUnderTest(
        commentRepository: comments,
        interactionRepository: interactions,
      ),
    );
    await tester.pumpAndSettle();
    await _openTheaterPlayer(tester);

    await tester.tap(find.byKey(const Key('player-comments')));
    await tester.pumpAndSettle();
    expect(find.text('No comments yet.'), findsOneWidget);
    await tester.enterText(find.byKey(const Key('comment-input')), 'Nice demo');
    await tester.tap(find.byKey(const Key('comment-post')));
    await tester.pumpAndSettle();
    expect(find.text('Nice demo'), findsOneWidget);
    await tester.binding.handlePopRoute();
    await tester.pumpAndSettle();

    await _tapPlayerMore(tester, const Key('player-more-like'));
    expect(interactions.likeTargets, contains('DRAMA:city-lights-demo'));

    await _tapPlayerMore(tester, const Key('player-more-favorite'));
    await _tapPlayerMore(tester, const Key('player-more-share'));
    expect(sharedText, contains('City Lights & Velvet Nights'));
    expect(sharedText, contains('FruitShorts'));
    expect(tester.takeException(), isNull);
  });

  testWidgets('should_open_auth_gate_without_liking_when_signed_out', (
    tester,
  ) async {
    SharedPreferencesAsyncPlatform.instance =
        InMemorySharedPreferencesAsync.empty();
    final interactions = FakeInteractionRepository();

    await tester.pumpWidget(appUnderTest(interactionRepository: interactions));
    await tester.pumpAndSettle();
    await _openTheaterPlayer(tester);
    await _tapPlayerMore(tester, const Key('player-more-like'));

    expect(find.text('Sign in to continue'), findsOneWidget);
    expect(interactions.likeTargets, isEmpty);
  });

  testWidgets('should_show_saved_player_drama_in_favorites', (tester) async {
    tester.view.physicalSize = const Size(390, 844);
    tester.view.devicePixelRatio = 1;
    addTearDown(tester.view.resetPhysicalSize);
    addTearDown(tester.view.resetDevicePixelRatio);

    await tester.pumpWidget(appUnderTest());
    await tester.pumpAndSettle();
    await _openTheaterPlayer(tester);
    await _tapPlayerMore(tester, const Key('player-more-favorite'));

    await tester.tap(find.byKey(const Key('player-back')));
    await tester.pumpAndSettle();
    await tester.tap(find.byKey(const Key('tab-mine')));
    await tester.pumpAndSettle();
    await tester.tap(find.byKey(const Key('mine-watchlist')));
    await tester.pumpAndSettle();

    expect(find.text('City Lights & Velvet Nights'), findsWidgets);
  });
}

Future<void> _openTheaterPlayer(WidgetTester tester) async {
  await tester.tap(find.byKey(const Key('tab-theater')));
  await tester.pumpAndSettle();
  await tester.tap(find.byKey(const Key('home-drama-card-city-lights-demo')));
  await tester.pumpAndSettle();
}

Future<void> _tapPlayerMore(WidgetTester tester, Key action) async {
  await tester.tap(find.byKey(const Key('player-more')));
  await tester.pumpAndSettle();
  await tester.ensureVisible(find.byKey(action));
  await tester.pumpAndSettle();
  await tester.tap(find.byKey(action));
  await tester.pumpAndSettle();
}