import 'package:flutter/material.dart';
import 'package:flutter/rendering.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:forui/forui.dart';

import 'package:pj_supermarket_cloud/common/models/page/reservation_menu_page_models.dart';
import 'package:pj_supermarket_cloud/common/widgets/app/reservation_schedule_card.dart';
import 'package:pj_supermarket_cloud/sub_screen/common/models/reservation_query_display_models.dart';
import 'package:pj_supermarket_cloud/sub_screen/common/utils/reservation_query_coordinator.dart';
import 'package:pj_supermarket_cloud/sub_screen/page/reservation_query_display.dart';

void main() {
  testWidgets('午餐预约卡只补齐基础三餐，不生成夜间餐占位', (tester) async {
    ReservationMenuMealData? verifiedMeal;
    const day = ReservationMenuDayData(
      date: '2026-07-24',
      meals: [
        ReservationMenuMealData(
          hourType: 'NOONING',
          title: '午餐',
          items: ['香菇滑鸡'],
          orderIds: [1001],
        ),
      ],
    );

    await tester.pumpWidget(
      MaterialApp(
        home: FTheme(
          data: FThemes.zinc.light,
          child: Center(
            child: SizedBox(
              width: 420,
              height: 420,
              child: ReservationScheduleCard(
                day: day,
                verificationEnabled: true,
                onVerify: (meal) => verifiedMeal = meal,
              ),
            ),
          ),
        ),
      ),
    );

    for (final title in const ['早餐', '午餐', '晚餐']) {
      expect(find.text(title), findsOneWidget);
    }
    expect(find.text('夜间餐'), findsNothing);
    expect(find.text('未预定'), findsNWidgets(2));
    expect(find.text('核销'), findsOneWidget);

    final verificationVisual = tester.getSize(
      find.byKey(const ValueKey('reservation-verification-visual-2')),
    );
    final verificationTarget = tester.getSize(
      find.byKey(const ValueKey('reservation-verification-target-2')),
    );
    expect(verificationVisual.height, 36);
    expect(verificationTarget.height, 48);
    expect(verificationTarget.width, greaterThan(verificationVisual.width));

    await tester.tap(find.text('核销'));
    expect(verifiedMeal?.title, '午餐');
  });

  testWidgets('后端返回夜间餐时正常追加展示', (tester) async {
    const day = ReservationMenuDayData(
      date: '2026-07-24',
      meals: [
        ReservationMenuMealData(
          hourType: 'LATE_NIGHT',
          title: '夜间餐',
          items: ['牛肉面'],
        ),
      ],
    );

    await tester.pumpWidget(
      MaterialApp(
        home: FTheme(
          data: FThemes.zinc.light,
          child: const Center(
            child: SizedBox(
              width: 420,
              height: 420,
              child: ReservationScheduleCard(day: day),
            ),
          ),
        ),
      ),
    );

    expect(find.text('夜间餐'), findsOneWidget);
    expect(find.text('牛肉面'), findsOneWidget);

    final lateNightText = tester.renderObject<RenderParagraph>(
      find.byKey(const ValueKey('reservation-meal-title-4')),
    );
    expect(lateNightText.maxLines, 1);
    expect(lateNightText.didExceedMaxLines, isFalse);
  });

  testWidgets('关闭核销配置时预约餐段仍显示查询详情入口', (tester) async {
    ReservationMenuMealData? selectedMeal;
    const day = ReservationMenuDayData(
      date: '2026-07-24',
      meals: [
        ReservationMenuMealData(
          hourType: '2',
          title: '午餐',
          items: ['小青菜'],
          orderIds: [1001],
        ),
      ],
    );

    await tester.pumpWidget(
      MaterialApp(
        home: FTheme(
          data: FThemes.zinc.light,
          child: Center(
            child: SizedBox(
              width: 420,
              height: 420,
              child: ReservationScheduleCard(
                day: day,
                onVerify: (meal) => selectedMeal = meal,
              ),
            ),
          ),
        ),
      ),
    );

    expect(find.text('核销'), findsNothing);
    expect(find.text('查询详情'), findsOneWidget);
    await tester.tap(find.text('查询详情'));
    expect(selectedMeal?.title, '午餐');
  });

  testWidgets('窄卡片中的查询详情保持紧凑且菜名不再逐字换行', (tester) async {
    const day = ReservationMenuDayData(
      date: '2026-07-24',
      meals: [
        ReservationMenuMealData(
          hourType: '2',
          title: '午餐',
          items: ['小青菜'],
          orderIds: [1001],
        ),
      ],
    );

    await tester.pumpWidget(
      MaterialApp(
        home: FTheme(
          data: FThemes.zinc.light,
          child: const Center(
            child: SizedBox(
              width: 220,
              height: 420,
              child: ReservationScheduleCard(
                day: day,
              ),
            ),
          ),
        ),
      ),
    );

    expect(tester.takeException(), isNull);
    final itemText = tester.renderObject<RenderParagraph>(
      find.text('小青菜'),
    );
    final detailVisual = tester.getSize(
      find.byKey(const ValueKey('reservation-verification-visual-2')),
    );
    expect(itemText.maxLines, 1);
    expect(itemText.didExceedMaxLines, isFalse);
    expect(itemText.size.height, lessThan(24));
    expect(detailVisual.width, lessThanOrEqualTo(70));
    expect(detailVisual.height, 30);
  });

  for (final size in [const Size(1920, 1080), const Size(1280, 720)]) {
    testWidgets('${size.width.toInt()}x${size.height.toInt()} 七种预约状态无布局异常',
        (tester) async {
      tester.view.physicalSize = size;
      tester.view.devicePixelRatio = 1;
      addTearDown(tester.view.resetPhysicalSize);
      addTearDown(tester.view.resetDevicePixelRatio);

      for (final scenario in ReservationQueryDisplayScenario.values) {
        final coordinator = ReservationQueryCoordinator(
          initialState: ReservationQueryDisplayState.demo(
            scenario,
            now: DateTime(2026, 7, 24, 8),
          ),
        );
        await tester.pumpWidget(
          MaterialApp(
            debugShowCheckedModeBanner: false,
            home: FTheme(
              data: FThemes.zinc.light,
              child: ReservationQueryDisplayPage(coordinator: coordinator),
            ),
          ),
        );
        await tester.pump();

        expect(
          find.byKey(ValueKey('reservation-scenario-${scenario.name}')),
          findsOneWidget,
        );
        expect(tester.takeException(), isNull);
        if (scenario == ReservationQueryDisplayScenario.success) {
          expect(find.byType(ReservationScheduleCard), findsNWidgets(10));
          expect(find.text('张*明 · 三年级二班'), findsOneWidget);
          expect(find.text('张小明'), findsNothing);
          expect(find.byKey(const ValueKey('reservation-page-indicator')),
              findsOneWidget);
        }

        await tester.pumpWidget(const SizedBox.shrink());
        coordinator.dispose();
      }
    });
  }

  testWidgets('持续人脸副屏同时保留实时预览、预约菜单和十秒倒计时', (tester) async {
    tester.view.physicalSize = const Size(1920, 1080);
    tester.view.devicePixelRatio = 1;
    addTearDown(tester.view.resetPhysicalSize);
    addTearDown(tester.view.resetDevicePixelRatio);
    final state = ReservationQueryDisplayState.demo(
      ReservationQueryDisplayScenario.success,
      now: DateTime(2026, 8, 7, 10),
    ).copyWith(
      remainingSeconds: 10,
      continuousFaceRecognition: true,
    );
    final coordinator = ReservationQueryCoordinator(initialState: state);

    await tester.pumpWidget(
      MaterialApp(
        debugShowCheckedModeBanner: false,
        home: FTheme(
          data: FThemes.zinc.light,
          child: ReservationQueryDisplayPage(coordinator: coordinator),
        ),
      ),
    );
    await tester.pump();

    expect(
      find.byKey(const ValueKey('sub-reservation-live-face-preview')),
      findsOneWidget,
    );
    expect(find.byType(ReservationScheduleCard), findsNWidgets(10));
    expect(find.text('预约结果展示中'), findsOneWidget);
    expect(find.textContaining('10 秒后识别下一位'), findsOneWidget);
    expect(tester.takeException(), isNull);

    await tester.pumpWidget(const SizedBox.shrink());
    coordinator.dispose();
  });
}