import 'dart:io';

import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:jj_mkvmaker/app/app_controller.dart';
import 'package:jj_mkvmaker/app/download_manager.dart';
import 'package:jj_mkvmaker/app/settings.dart';
import 'package:jj_mkvmaker/core/models.dart';
import 'package:jj_mkvmaker/platform/windows/desktop_storage_service.dart';
import 'package:jj_mkvmaker/platform/windows/process_media_tool.dart';
import 'package:jj_mkvmaker/services/platform_services.dart';
import 'package:jj_mkvmaker/ui/downloads_page.dart';
import 'package:jj_mkvmaker/ui/explorer_page.dart';
import 'package:jj_mkvmaker/ui/home_page.dart';
import 'package:jj_mkvmaker/ui/monitor_page.dart';
import 'package:jj_mkvmaker/ui/settings_page.dart';
import 'package:path/path.dart' as p;

/// 253: 글자를 크게 (기기 설정 글꼴 크기 · 접근성) 해도 화면이 넘치지 않는다 - 줄 높이가 고정이던 목록이 넘쳤다
void main() {
  late Directory tmp;
  setUp(() => tmp = Directory.systemTemp.createTempSync('jj_big_'));
  tearDown(() => tmp.deleteSync(recursive: true));

  final pages = <String, Widget Function(AppController, DownloadManager)>{
    'MKV': (c, d) => HomePage(c: c),
    '파일 탐색기': (c, d) => ExplorerPage(c: c),
    'Rsync': (c, d) => ExplorerPage(c: c, rsync: true),
    '모니터링': (c, d) => MonitorPage(c: c),
    '다운로드': (c, d) => DownloadsPage(d: d),
    '환경 설정': (c, d) => SettingsPage(c: c),
  };
  for (final MapEntry(key: name, value: page) in pages.entries) {
    for (final size in [const Size(412, 900), const Size(900, 412), const Size(1280, 800)]) {
      testWidgets('253: $name (${size.width.round()}×${size.height.round()}, 글자 1.6배) 넘치지 않는다', (tester) async {
        tester.view.physicalSize = size;
        tester.view.devicePixelRatio = 1;
        addTearDown(tester.view.reset);
        const pp = MethodChannel('plugins.flutter.io/path_provider');
        tester.binding.defaultBinaryMessenger.setMockMethodCallHandler(pp, (_) async => tmp.path);
        addTearDown(() => tester.binding.defaultBinaryMessenger.setMockMethodCallHandler(pp, null));
        File(p.join(tmp.path, '아주 긴 이름의 동영상 파일 - 시험용 2026.mp4')).writeAsStringSync('v');
        Directory(p.join(tmp.path, 'sub')).createSync();
        final c = AppController(PlatformServices(mediaTool: ProcessMediaTool('x', 'y'), storage: DesktopStorageService()));
        c.settings
          ..explorerPaths = [tmp.path, tmp.path]
          ..rsyncPaths = [tmp.path, tmp.path]
          ..copyTasks = [CopyTask(id: '1', sources: [tmp.path], dest: p.join(tmp.path, 'sub'), method: 'rsync', options: '-av')]
          ..liveSyncPairs = [LiveSyncPair(tmp.path, p.join(tmp.path, 'x'))];
        c.videos.add(VideoItem(p.join(tmp.path, '아주 긴 이름의 동영상 파일 - 시험용 2026.mp4')));
        c.selected = c.videos.first;
        final d = DownloadManager(backends: const [], settings: () => c.settings, readClipboard: () async => null);
        addTearDown(d.dispose);
        await tester.runAsync(() => tester.pumpWidget(MaterialApp(
            builder: (ctx, child) => MediaQuery(data: MediaQuery.of(ctx).copyWith(textScaler: const TextScaler.linear(1.6)), child: child!),
            home: page(c, d))));
        for (var i = 0; i < 15; i++) {
          await tester.runAsync(() => Future<void>.delayed(const Duration(milliseconds: 30)));
          await tester.pump();
        }
        expect(tester.takeException(), isNull);
        // 화면을 내리고 남은 타이머 (탐색기 목록 읽기 등) 가 끝나게
        await tester.pumpWidget(const SizedBox());
        await tester.pump(const Duration(seconds: 1));
      });
    }
  }
}