import 'package:flutter/material.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:timezone/data/latest.dart' as tzdata;
import 'package:hepan_everyday/app/hepan_app.dart';
import 'package:hepan_everyday/app/app_controller.dart';
import 'package:hepan_everyday/domain/app_snapshot.dart';
import 'package:hepan_everyday/domain/semester.dart';
import 'package:hepan_everyday/features/timetable/timetable_page.dart';

import '../support/fakes.dart';
import '../domain/schedule_engine_test.dart' show course;

void main() {
  setUpAll(tzdata.initializeTimeZones);
  testWidgets('imported courses without start date show an actionable prompt', (
    tester,
  ) async {
    final c = AppController(
      MemoryStore(AppSnapshot(courses: [course()])),
      FakeNotifications(),
      FakeCalendar(),
      () => DateTime(2026, 10, 13),
    );
    await c.initialize();
    await tester.pumpWidget(HepanApp(controller: c));
    await tester.pumpAndSettle();
    expect(find.text('课表已导入，请设置学期开始日'), findsOneWidget);
    expect(find.text('1 条课程安排已保存'), findsOneWidget);
    await tester.tap(find.text('设置学期开始日'));
    await tester.pumpAndSettle();
    expect(find.text('课表设置'), findsOneWidget);
    expect(find.text('学期开始日').hitTestable(), findsOneWidget);
    await c.updateSettings(
      (s) => s.copyWith(
        semester: Semester(startDate: DateTime(2026, 10, 12), totalWeeks: 20),
      ),
    );
    Navigator.of(tester.element(find.text('课表设置'))).pop();
    await tester.pumpAndSettle();
    expect(find.text('课表已导入，请设置学期开始日'), findsNothing);
    expect(find.text('周日'), findsOneWidget);
    c.dispose();
  });
  testWidgets(
    'timetable refresh calls school sync and page titles are specific',
    (tester) async {
      final c = AppController(
        MemoryStore(),
        FakeNotifications(),
        FakeCalendar(),
        () => DateTime(2026, 10, 13),
      );
      await c.initialize();
      var calls = 0;
      await tester.pumpWidget(
        MaterialApp(
          home: Scaffold(
            body: TimetablePage(controller: c, onSync: () => calls++),
          ),
        ),
      );
      await tester.pumpAndSettle();
      await tester.tap(find.byTooltip('刷新课表'));
      expect(calls, 1);
      expect(find.text('课表'), findsOneWidget);
      await tester.pumpWidget(HepanApp(controller: c));
      await tester.pumpAndSettle();
      await tester.tap(find.bySemanticsLabel('考试'));
      await tester.pumpAndSettle();
      expect(find.text('考试'), findsOneWidget);
      expect(find.text('考试安排'), findsOneWidget);
      await tester.tap(find.bySemanticsLabel('个人设置'));
      await tester.pumpAndSettle();
      expect(find.text('更新学期'), findsOneWidget);
      expect(find.text('TPSchedule'), findsWidgets);
      c.dispose();
    },
  );
}