d67eedf7de
- SearchPage: 热搜词从日记标签频率动态生成 + 模板搜索网格 - ProfilePage: 成就徽章从 AchievementBloc 动态加载 + 头像首字母 - TeacherPage: 班级码改为对话框展示 (班级名+码+人数) - StickerLibraryPage: 分类从 API 动态合并 + 精选包卡片动态化 - TemplateGalleryPage: 适配动态数据 - ClassPage: 微调 - HomePage: 路由适配 - CalendarBloc: 新增测试 - AppRouter: 路由更新
564 lines
18 KiB
Dart
564 lines
18 KiB
Dart
// 班级主页 — 日记墙 + 班级信息 + 成员 + 主题
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import 'package:flutter/material.dart';
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import 'package:flutter_bloc/flutter_bloc.dart';
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import 'package:go_router/go_router.dart';
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import 'package:nuanji_app/core/theme/app_colors.dart';
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import 'package:nuanji_app/core/theme/app_radius.dart';
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import 'package:nuanji_app/data/models/journal_entry.dart';
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import 'package:nuanji_app/data/models/school_class.dart';
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import 'package:nuanji_app/data/repositories/class_repository.dart';
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import 'package:nuanji_app/data/repositories/journal_repository.dart';
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import '../../auth/bloc/auth_bloc.dart';
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import '../bloc/class_bloc.dart';
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import '../widgets/comment_bottom_sheet.dart';
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/// 班级主页 — 日记墙 + 班级信息
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class ClassPage extends StatelessWidget {
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const ClassPage({super.key});
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@override
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Widget build(BuildContext context) {
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return BlocProvider(
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create: (context) => ClassBloc(
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classRepository: context.read<ClassRepository>(),
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journalRepository: context.read<JournalRepository>(),
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)..add(const ClassLoadMyClasses()),
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child: const _ClassView(),
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);
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}
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}
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class _ClassView extends StatelessWidget {
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const _ClassView();
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@override
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Widget build(BuildContext context) {
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return BlocBuilder<ClassBloc, ClassState>(
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builder: (context, state) {
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if (state is ClassLoading || state is ClassInitial) {
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return Scaffold(
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appBar: AppBar(title: const Text('班级')),
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body: Center(child: CircularProgressIndicator()),
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);
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}
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if (state is ClassError) {
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return Scaffold(
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appBar: AppBar(title: const Text('班级')),
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body: Center(child: Text(state.message)),
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);
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}
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if (state is ClassListLoaded) {
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return _ClassListView(classes: state.classes, colorScheme: Theme.of(context).colorScheme);
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}
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if (state is ClassDetailLoaded) {
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return _ClassDetailView(state: state);
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}
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return const SizedBox.shrink();
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},
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);
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}
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}
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// ===== 班级列表视图 =====
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class _ClassListView extends StatelessWidget {
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const _ClassListView({required this.classes, required this.colorScheme});
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final List<SchoolClass> classes;
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final ColorScheme colorScheme;
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(title: const Text('我的班级')),
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body: classes.isEmpty
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? _buildEmptyState(context, colorScheme)
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: ListView(
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padding: const EdgeInsets.all(16),
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children: classes.map((cls) {
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return _ClassListCard(
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cls: cls,
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colorScheme: colorScheme,
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onTap: () =>
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context.read<ClassBloc>().add(ClassSelected(cls.id)),
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);
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}).toList(),
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),
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);
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}
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Widget _buildEmptyState(BuildContext context, ColorScheme colorScheme) {
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return Center(
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Icon(Icons.groups_outlined, size: 64, color: colorScheme.onSurface.withValues(alpha: 0.2)),
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const SizedBox(height: 16),
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Text('还没有加入任何班级', style: Theme.of(context).textTheme.bodyLarge?.copyWith(
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color: colorScheme.onSurface.withValues(alpha: 0.5),
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)),
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const SizedBox(height: 24),
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FilledButton.tonal(
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onPressed: () => context.go('/class-code'),
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child: const Text('输入班级码加入'),
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),
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],
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),
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);
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}
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}
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class _ClassListCard extends StatelessWidget {
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const _ClassListCard({
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required this.cls,
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required this.colorScheme,
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required this.onTap,
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});
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final SchoolClass cls;
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final ColorScheme colorScheme;
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final VoidCallback onTap;
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@override
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Widget build(BuildContext context) {
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final theme = Theme.of(context);
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return Card(
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margin: const EdgeInsets.only(bottom: 12),
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elevation: 0,
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shape: RoundedRectangleBorder(
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borderRadius: AppRadius.mdBorder,
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side: BorderSide(color: colorScheme.outlineVariant),
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),
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child: InkWell(
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onTap: onTap,
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borderRadius: AppRadius.mdBorder,
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child: Padding(
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padding: const EdgeInsets.all(16),
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child: Row(
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children: [
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Container(
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width: 48,
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height: 48,
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decoration: BoxDecoration(
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color: AppColors.secondary.withValues(alpha: 0.15),
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borderRadius: BorderRadius.circular(12),
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),
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alignment: Alignment.center,
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child: const Icon(Icons.school_rounded, color: AppColors.secondary),
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),
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const SizedBox(width: 16),
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Expanded(
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(cls.name, style: theme.textTheme.titleSmall?.copyWith(fontWeight: FontWeight.w600)),
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const SizedBox(height: 4),
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Text(
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'${cls.schoolName} · ${cls.memberCount} 人',
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style: theme.textTheme.bodySmall?.copyWith(
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color: colorScheme.onSurface.withValues(alpha: 0.5),
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),
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),
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],
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),
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),
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const Icon(Icons.chevron_right),
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],
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),
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),
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),
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);
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}
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}
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// ===== 班级详情视图（日记墙）=====
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class _ClassDetailView extends StatelessWidget {
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const _ClassDetailView({required this.state});
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final ClassDetailLoaded state;
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@override
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Widget build(BuildContext context) {
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final theme = Theme.of(context);
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final colorScheme = theme.colorScheme;
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final classInfo = state.classInfo;
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return DefaultTabController(
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length: 3,
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child: Scaffold(
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appBar: AppBar(
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leading: IconButton(
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onPressed: () => context.read<ClassBloc>().add(const ClassLoadMyClasses()),
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icon: const Icon(Icons.arrow_back),
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),
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title: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(classInfo.name),
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Text(
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'${classInfo.schoolName} · 班级码: ${classInfo.classCode}',
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style: theme.textTheme.labelSmall?.copyWith(
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color: colorScheme.onSurface.withValues(alpha: 0.5),
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),
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),
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],
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),
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bottom: const TabBar(
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tabs: [
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Tab(text: '日记墙'),
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Tab(text: '主题'),
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Tab(text: '成员'),
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],
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),
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),
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body: TabBarView(
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children: [
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// 日记墙
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_DiaryWallTab(state: state),
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// 主题布置
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_TopicsTab(topics: state.topics),
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// 成员列表
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_MembersTab(state: state),
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],
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),
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),
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);
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}
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}
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// ===== 日记墙 Tab =====
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class _DiaryWallTab extends StatelessWidget {
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const _DiaryWallTab({required this.state});
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final ClassDetailLoaded state;
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@override
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Widget build(BuildContext context) {
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final theme = Theme.of(context);
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final colorScheme = theme.colorScheme;
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if (state.isLoadingWall) {
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return const Center(child: CircularProgressIndicator());
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}
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if (state.diaryWall.isEmpty) {
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return Center(
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child: Column(
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mainAxisSize: MainAxisSize.min,
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children: [
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Icon(Icons.auto_stories_outlined, size: 48, color: colorScheme.onSurface.withValues(alpha: 0.2)),
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const SizedBox(height: 12),
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Text('日记墙还是空的', style: theme.textTheme.bodyLarge?.copyWith(
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color: colorScheme.onSurface.withValues(alpha: 0.5),
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)),
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const SizedBox(height: 8),
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Text('分享你的日记到班级吧！', style: theme.textTheme.bodySmall?.copyWith(
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color: colorScheme.onSurface.withValues(alpha: 0.3),
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)),
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],
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),
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);
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}
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return ListView.builder(
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padding: const EdgeInsets.all(16),
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itemCount: state.diaryWall.length,
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itemBuilder: (context, index) {
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final journal = state.diaryWall[index];
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return _DiaryWallCard(journal: journal, comments: state.comments);
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},
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);
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}
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}
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class _DiaryWallCard extends StatelessWidget {
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const _DiaryWallCard({required this.journal, required this.comments});
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final JournalEntry journal;
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final List<Comment> comments;
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@override
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Widget build(BuildContext context) {
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final theme = Theme.of(context);
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final colorScheme = theme.colorScheme;
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final moodColor = AppColors.moodColors[journal.mood.value] ?? colorScheme.primary;
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return Card(
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margin: const EdgeInsets.only(bottom: 12),
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elevation: 0,
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shape: RoundedRectangleBorder(
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borderRadius: AppRadius.mdBorder,
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side: BorderSide(color: colorScheme.outlineVariant),
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),
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child: InkWell(
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onTap: () => context.push('/editor?id=${journal.id}'),
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borderRadius: AppRadius.mdBorder,
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child: Padding(
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padding: const EdgeInsets.all(16),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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// 头部：作者 + 心情
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Row(
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children: [
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CircleAvatar(
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radius: 16,
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backgroundColor: AppColors.rose.withValues(alpha: 0.2),
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child: Text(
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journal.title.isNotEmpty ? journal.title[0] : '日',
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style: theme.textTheme.labelMedium?.copyWith(color: AppColors.rose),
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),
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),
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const SizedBox(width: 8),
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Expanded(
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child: Text(
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journal.title,
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style: theme.textTheme.titleSmall?.copyWith(fontWeight: FontWeight.w600),
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),
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),
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Container(
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width: 28,
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height: 28,
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decoration: BoxDecoration(
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shape: BoxShape.circle,
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color: moodColor.withValues(alpha: 0.15),
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),
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alignment: Alignment.center,
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child: Text(_moodEmoji(journal.mood), style: const TextStyle(fontSize: 14)),
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),
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],
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),
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const SizedBox(height: 8),
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// 日期
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Text(
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'${journal.date.month}月${journal.date.day}日',
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style: theme.textTheme.bodySmall?.copyWith(
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color: colorScheme.onSurface.withValues(alpha: 0.4),
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),
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),
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// 评语
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if (comments.isNotEmpty) ...[
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const SizedBox(height: 8),
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Container(
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padding: const EdgeInsets.all(8),
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decoration: BoxDecoration(
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color: colorScheme.primaryContainer.withValues(alpha: 0.3),
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borderRadius: AppRadius.smBorder,
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),
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child: Row(
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children: [
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const Icon(Icons.rate_review_rounded, size: 14),
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const SizedBox(width: 4),
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Expanded(
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child: Text(
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comments.first.content,
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style: theme.textTheme.bodySmall,
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maxLines: 2,
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overflow: TextOverflow.ellipsis,
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),
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),
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],
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),
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),
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],
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// 写评语按钮（仅老师可见）
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if (_isTeacher(context)) ...[
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const SizedBox(height: 8),
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TextButton.icon(
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onPressed: () {
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showModalBottomSheet(
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context: context,
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isScrollControlled: true,
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builder: (_) => CommentBottomSheet(
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journalId: journal.id,
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studentName: journal.authorId, // TODO: 替换为真实昵称
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onSubmit: (content) {
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context.read<ClassBloc>().add(
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CommentCreate(
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journalId: journal.id,
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content: content,
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),
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);
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},
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),
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);
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},
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icon: const Icon(Icons.rate_review_outlined, size: 16),
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label: const Text('写评语'),
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style: TextButton.styleFrom(
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padding: const EdgeInsets.symmetric(horizontal: 12),
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minimumSize: const Size(0, 36),
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),
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),
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],
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],
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),
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),
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),
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);
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}
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/// 判断当前用户是否是老师
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bool _isTeacher(BuildContext context) {
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final authState = context.read<AuthBloc>().state;
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if (authState is Authenticated) {
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return authState.user.isTeacher;
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}
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return false;
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}
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String _moodEmoji(Mood mood) => switch (mood) {
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Mood.happy => '😊',
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Mood.calm => '😌',
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Mood.sad => '😢',
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Mood.angry => '😠',
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Mood.thinking => '🤔',
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};
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}
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// ===== 主题 Tab =====
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class _TopicsTab extends StatelessWidget {
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const _TopicsTab({required this.topics});
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final List<TopicAssignment> topics;
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@override
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Widget build(BuildContext context) {
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final theme = Theme.of(context);
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final colorScheme = theme.colorScheme;
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if (topics.isEmpty) {
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return Center(
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child: Text('暂无主题布置', style: theme.textTheme.bodyLarge?.copyWith(
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color: colorScheme.onSurface.withValues(alpha: 0.5),
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)),
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);
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}
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return ListView.builder(
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padding: const EdgeInsets.all(16),
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itemCount: topics.length,
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itemBuilder: (context, index) {
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final topic = topics[index];
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final isOverdue = topic.dueDate != null && topic.dueDate!.isBefore(DateTime.now());
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return Card(
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margin: const EdgeInsets.only(bottom: 12),
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elevation: 0,
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shape: RoundedRectangleBorder(
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borderRadius: AppRadius.mdBorder,
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side: BorderSide(color: colorScheme.outlineVariant),
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),
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child: InkWell(
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onTap: () => context.push('/editor?topic=${topic.id}'),
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borderRadius: AppRadius.mdBorder,
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child: Padding(
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padding: const EdgeInsets.all(16),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Row(
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children: [
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const Icon(Icons.assignment_outlined, size: 20),
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const SizedBox(width: 8),
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Expanded(
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child: Text(
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topic.title,
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style: theme.textTheme.titleSmall?.copyWith(fontWeight: FontWeight.w600),
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),
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),
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if (topic.isActive && !isOverdue)
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Container(
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padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 2),
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decoration: BoxDecoration(
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color: AppColors.secondary.withValues(alpha: 0.15),
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borderRadius: BorderRadius.circular(6),
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),
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child: Text('进行中', style: theme.textTheme.labelSmall?.copyWith(color: AppColors.secondary)),
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),
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],
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),
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if (topic.description != null) ...[
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const SizedBox(height: 8),
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Text(topic.description!, style: theme.textTheme.bodyMedium),
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],
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if (topic.dueDate != null) ...[
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const SizedBox(height: 8),
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Text(
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'截止: ${topic.dueDate!.month}月${topic.dueDate!.day}日',
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style: theme.textTheme.bodySmall?.copyWith(
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color: isOverdue ? colorScheme.error : colorScheme.onSurface.withValues(alpha: 0.5),
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),
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),
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],
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],
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),
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),
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),
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);
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},
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);
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}
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}
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// ===== 成员 Tab =====
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|
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class _MembersTab extends StatelessWidget {
|
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const _MembersTab({required this.state});
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|
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final ClassDetailLoaded state;
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|
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@override
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Widget build(BuildContext context) {
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if (state.isLoadingMembers) {
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return const Center(child: CircularProgressIndicator());
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}
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final theme = Theme.of(context);
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return ListView.builder(
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padding: const EdgeInsets.all(16),
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itemCount: state.members.length,
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itemBuilder: (context, index) {
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final member = state.members[index];
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final isTeacher = member.role == 'teacher';
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return ListTile(
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leading: CircleAvatar(
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backgroundColor: isTeacher
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? AppColors.accent.withValues(alpha: 0.15)
|
|
: AppColors.secondary.withValues(alpha: 0.15),
|
|
child: Text(
|
|
(member.nickname ?? '?').characters.first,
|
|
style: TextStyle(
|
|
color: isTeacher ? AppColors.accent : AppColors.secondary,
|
|
fontWeight: FontWeight.bold,
|
|
),
|
|
),
|
|
),
|
|
title: Text(member.nickname ?? '未知'),
|
|
trailing: isTeacher
|
|
? Container(
|
|
padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 2),
|
|
decoration: BoxDecoration(
|
|
color: AppColors.accent.withValues(alpha: 0.1),
|
|
borderRadius: BorderRadius.circular(6),
|
|
),
|
|
child: Text('老师', style: theme.textTheme.labelSmall?.copyWith(color: AppColors.accent)),
|
|
)
|
|
: null,
|
|
);
|
|
},
|
|
);
|
|
}
|
|
}
|