import 'dart:io';
import 'dart:ui' as ui;

import 'package:archive/archive_io.dart';
import 'package:flutter/material.dart';
import 'package:flutter/rendering.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:integration_test/integration_test.dart';
import 'package:jj_mkvmaker/app/app_controller.dart';
import 'package:jj_mkvmaker/app/i18n_controller.dart';
import 'package:jj_mkvmaker/core/file_ops.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/archive_ui.dart';
import 'package:jj_mkvmaker/ui/batch_rename_dialog.dart';
import 'package:jj_mkvmaker/ui/explorer_drag.dart';
import 'package:jj_mkvmaker/ui/explorer_page.dart' show TransferProgressChip;
import 'package:jj_mkvmaker/ui/explorer_search.dart';
import 'package:jj_mkvmaker/ui/quick_look.dart';
import 'package:jj_mkvmaker/ui/storage_page.dart';
import 'package:jj_mkvmaker/ui/theme.dart';
import 'package:path/path.dart' as p;

/// 관리자 지시 5 (10/17): 기기 없이 15 가 볼 수 있게 묶음6 새 화면을 PNG 로 (JJ_SHOT_DIR, 없으면 임시 폴더).
/// 78 이름 일괄 창 · 79 찾기 결과 · 81 빠른 보기 · 82 놓기 묻기 창 · 85 작은 표시 (보통 · 멈춤) · 86 풀기 확인 창 (경고 줄) · 87 분석 화면.
/// 크기 412 (폰 세로) · 960, 언어 ko · en · ja. 시험 파일은 임시 폴더에만 (끝나면 지움), 설정은 메모리에만.
void main() {
  IntegrationTestWidgetsFlutterBinding.ensureInitialized();
  final out = Platform.environment['JJ_SHOT_DIR'] ?? p.join(Directory.systemTemp.path, 'jj_shots_b6');

  for (final lang in ['ko', 'en', 'ja']) {
    for (final (w, h) in [(412, 900), (960, 600)]) {
      testWidgets('묶음6 화면 $lang ${w}x$h', (t) async {
        t.view.physicalSize = Size(w.toDouble(), h.toDouble());
        t.view.devicePixelRatio = 1;
        addTearDown(t.view.reset);
        await t.runAsync(() => i18n.apply(lang, save: false));
        addTearDown(() => i18n.apply('ko', save: false));
        final tmp = Directory.systemTemp.createTempSync('jj_b6shot_');
        addTearDown(() => tmp.deleteSync(recursive: true));
        // 시험 파일
        File(p.join(tmp.path, 'Show', 'ep01.mkv'))
          ..createSync(recursive: true)
          ..writeAsBytesSync(List.filled(4000, 0));
        File(p.join(tmp.path, 'Show', 'ep02.mkv')).writeAsBytesSync(List.filled(3000, 0));
        File(p.join(tmp.path, 'Show', 'Show 01.mkv')).writeAsBytesSync(List.filled(10, 0));
        File(p.join(tmp.path, 'Show', 'ep01.srt')).writeAsStringSync('1\n00:00:01,000 --> 00:00:02,000\n안녕 hello\n');
        File(p.join(tmp.path, 'docs', 'note.txt'))
          ..createSync(recursive: true)
          ..writeAsStringSync('메모 note');
        final c = AppController(PlatformServices(mediaTool: ProcessMediaTool('x', 'y'), storage: DesktopStorageService()));
        final navKey = GlobalKey<NavigatorState>();
        final shotKey = GlobalKey();
        await t.pumpWidget(RepaintBoundary(
          key: shotKey,
          // DEBUG 띠가 오른쪽 위 단추 (79 [모두 선택]) 를 가리지 않게 (15 지적)
          child: MaterialApp(
              theme: buildTheme(), debugShowCheckedModeBanner: false, navigatorKey: navKey, home: const Scaffold(body: SizedBox.expand())),
        ));
        BuildContext ctx() => navKey.currentContext!;

        Future<void> settle([int n = 8]) async {
          for (var i = 0; i < n; i++) {
            await t.runAsync(() => Future<void>.delayed(const Duration(milliseconds: 60)));
            await t.pump();
          }
        }

        Future<void> shot(String name) async {
          await settle(3);
          final b = shotKey.currentContext!.findRenderObject()! as RenderRepaintBoundary;
          final img = await t.runAsync(() => b.toImage());
          final bytes = await t.runAsync(() => img!.toByteData(format: ui.ImageByteFormat.png));
          Directory(out).createSync(recursive: true);
          File(p.join(out, 'b6_${name}_${lang}_$w.png')).writeAsBytesSync(bytes!.buffer.asUint8List());
        }

        Future<void> closeAll() async {
          navKey.currentState!.popUntil((r) => r.isFirst);
          await settle(4);
        }

        // 78 이름 일괄 바꾸기 - 틀 "Show [C]" (첫 번째가 고르지 않은 "Show 01.mkv" 와 겹쳐 빨갛게)
        final eps = [p.join(tmp.path, 'Show', 'ep01.mkv'), p.join(tmp.path, 'Show', 'ep02.mkv')];
        showBatchRename(ctx(), eps, isDir: (_) => false);
        await settle();
        await t.enterText(find.byType(TextField).first, 'Show [C]');
        await settle();
        await shot('78_rename');
        await closeAll();

        // 79 찾기 결과 - 하나 골라 아래 할 일 줄까지
        navKey.currentState!.push(MaterialPageRoute<void>(
          builder: (_) => SearchResultsPage(
            root: tmp.path,
            cond: const SearchConditions(name: 'ep'),
            showHidden: false,
            otherDir: p.join(tmp.path, 'docs'),
            onOpen: (_) async {},
          ),
        ));
        await settle(12);
        await t.tap(find.byType(Checkbox).first);
        await settle();
        await shot('79_search');
        await closeAll();

        // 81 빠른 보기 - 자막 (글 미리 보기)
        final list = await t.runAsync(() => listEntries(p.join(tmp.path, 'Show')));
        final srt = list!.indexWhere((e) => e.name == 'ep01.srt');
        showDialog<void>(
          context: ctx(),
          builder: (_) => QuickLook(
            entries: list,
            index: srt,
            probe: (_) async => const MediaInfo(streams: []),
            thumbnail: (_) async => null,
            imageExts: const ['jpg', 'png'],
            onOpen: (_) {},
          ),
        );
        await settle(10);
        await shot('81_quicklook');
        await closeAll();

        // 82 놓기 묻기 창
        askDropAction(ctx(), eps, p.join(tmp.path, 'docs'));
        await settle();
        await shot('82_drop_ask');
        await closeAll();

        // 85 작은 표시 - 보통 · 멈춤
        for (final (name, failed) in [('85_chip', false), ('85_chip_failed', true)]) {
          navKey.currentState!.push(MaterialPageRoute<void>(
            builder: (_) => Scaffold(
              body: Align(
                alignment: Alignment.bottomRight,
                child: Padding(
                  padding: const EdgeInsets.all(8),
                  child: TransferProgressChip(running: failed ? 0 : 2, percent: failed ? null : 45, failed: failed, onTap: () {}),
                ),
              ),
            ),
          ));
          await settle();
          await shot(name);
          await closeAll();
        }

        // 86 풀기 확인 창 - 밖으로 나가는 경로 · 링크 · 쓸 수 없는 이름 · 덮어쓰기 경고
        final a = Archive()
          ..addFile(ArchiveFile.string('ok/a.txt', 'a'))
          ..addFile(ArchiveFile.string('../evil.txt', 'x'))
          ..addFile(ArchiveFile.string('CON.txt', 'x'))
          ..addFile(ArchiveFile.string('lnk', '../x')..mode = 0xA1FF);
        final zip = p.join(tmp.path, 'sample.zip');
        File(zip).writeAsBytesSync(ZipEncoder().encode(a));
        extractArchiveFlow(ctx(), c, zip);
        await settle(15);
        await shot('86_extract_confirm');
        // 같은 이름: 덮어쓰기 → "되돌릴 수 없습니다"
        await t.tap(find.byType(DropdownButton<NameConflict>));
        await settle();
        await t.tap(find.text(lang == 'ko' ? '덮어쓰기' : (lang == 'en' ? 'Overwrite' : '上書き')).last);
        await settle();
        await shot('86_extract_overwrite');
        await closeAll();

        // 87 분석 화면 - 큰 폴더 · 큰 파일
        navKey.currentState!.push(MaterialPageRoute<void>(builder: (_) => StorageAnalysisPage(root: tmp.path)));
        await settle(15);
        await shot('87_storage_folders');
        await t.tap(find.byType(ChoiceChip).last);
        await settle();
        await shot('87_storage_files');
        await closeAll();
      });
    }
  }
}