import 'package:asciineverdie/l10n/app_localizations.dart';
import 'package:asciineverdie/src/core/model/game_state.dart';
import 'package:asciineverdie/src/features/new_character/new_character_screen.dart';
import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';

/// 테스트용 MaterialApp 래퍼 (localization 포함)
/// locale을 영어로 고정하여 테스트 텍스트와 일치시킴
Widget _buildTestApp(Widget child) {
  return MaterialApp(
    localizationsDelegates: L10n.localizationsDelegates,
    supportedLocales: L10n.supportedLocales,
    locale: const Locale('en'), // 영어 locale 고정
    home: child,
  );
}

void main() {
  testWidgets('NewCharacterScreen renders main sections', (tester) async {
    await tester.pumpWidget(
      _buildTestApp(
        NewCharacterScreen(onCharacterCreated: (_, {bool testMode = false}) {}),
      ),
    );
    // Localization 로드 대기
    await tester.pumpAndSettle();

    // 화면 타이틀 확인 (l10n 적용됨)
    expect(find.text('ASCII NEVER DIE - NEW CHARACTER'), findsOneWidget);

    // 종족 섹션 확인 (대문자 하드코딩)
    expect(find.text('RACE'), findsOneWidget);

    // 직업 섹션 확인 (대문자 하드코딩)
    expect(find.text('CLASS'), findsOneWidget);

    // 능력치 섹션 확인 (대문자 하드코딩)
    expect(find.text('STATS'), findsOneWidget);
    expect(find.text('STR'), findsOneWidget);
    expect(find.text('CON'), findsOneWidget);

    // Sold! 버튼 확인
    expect(find.text('SOLD!'), findsOneWidget);
  });

  testWidgets('Undo button exists and can be tapped', (tester) async {
    await tester.pumpWidget(
      _buildTestApp(
        NewCharacterScreen(onCharacterCreated: (_, {bool testMode = false}) {}),
      ),
    );
    await tester.pumpAndSettle();

    // Undo 버튼 확인 (l10n.unroll이 영어에서 "Undo"로 번역되고 대문자로 변환)
    final undoButton = find.text('UNDO');
    expect(undoButton, findsOneWidget);

    // Undo 버튼 탭
    await tester.tap(undoButton);
    await tester.pumpAndSettle();

    // Total이 표시되는지 확인 (TOTAL은 대문자로 표시됨)
    expect(find.textContaining('TOTAL'), findsOneWidget);
  });

  testWidgets('Sold button creates character with generated name', (
    tester,
  ) async {
    GameState? createdState;

    await tester.pumpWidget(
      _buildTestApp(
        NewCharacterScreen(
          onCharacterCreated: (state, {bool testMode = false}) {
            createdState = state;
          },
        ),
      ),
    );
    await tester.pumpAndSettle();

    // Sold! 버튼이 보이도록 스크롤
    await tester.scrollUntilVisible(
      find.text('SOLD!'),
      500.0,
      scrollable: find.byType(Scrollable).first,
    );
    await tester.pumpAndSettle();

    // Sold! 버튼 탭
    await tester.tap(find.text('SOLD!'));
    await tester.pumpAndSettle();

    // 콜백이 호출되었는지 확인
    expect(createdState, isNotNull);
    expect(createdState!.traits.name.isNotEmpty, isTrue);
    expect(createdState!.traits.level, 1);
    expect(createdState!.traits.race.isNotEmpty, isTrue);
    expect(createdState!.traits.klass.isNotEmpty, isTrue);
  });

  testWidgets('Stats section displays all six stats', (tester) async {
    await tester.pumpWidget(
      _buildTestApp(
        NewCharacterScreen(onCharacterCreated: (_, {bool testMode = false}) {}),
      ),
    );
    await tester.pumpAndSettle();

    // 능력치 라벨들이 표시되는지 확인
    expect(find.text('STR'), findsOneWidget);
    expect(find.text('CON'), findsOneWidget);
    expect(find.text('DEX'), findsOneWidget);
    expect(find.text('INT'), findsOneWidget);
    expect(find.text('WIS'), findsOneWidget);
    expect(find.text('CHA'), findsOneWidget);

    // Total 라벨 확인 (TOTAL은 대문자로 표시됨)
    expect(find.textContaining('TOTAL'), findsOneWidget);
  });

  testWidgets('Name text field exists', (tester) async {
    await tester.pumpWidget(
      _buildTestApp(
        NewCharacterScreen(onCharacterCreated: (_, {bool testMode = false}) {}),
      ),
    );
    await tester.pumpAndSettle();

    // TextField 확인 (이름 입력 필드)
    expect(find.byType(TextField), findsOneWidget);
  });
}