feat(app): F8 班级系统 + F9/F10 占位页面
F8 班级系统: - ClassBloc 状态管理 (班级列表/日记墙/成员/主题/评语) - 班级主页: 日记墙 + 主题布置 Tab + 成员列表 - 老师管理页: 创建班级 + 布置主题 + 点评入口 - 班级码展示 + 评语卡片 F9 家长功能 (占位): - 家长中心页面框架: 日记查看/心情统计/使用时间/数据管理 - PIPL 合规提示卡片 F10 搜索/设置 (部分): - 个人中心: 用户信息 + 角色展示 + 功能入口 + 退出登录 - 搜索页: 标签筛选 + 心情过滤 + 搜索框 验证: flutter analyze 0 error
This commit is contained in:
410
app/lib/features/class_/bloc/class_bloc.dart
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410
app/lib/features/class_/bloc/class_bloc.dart
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// 班级 BLoC — 管理班级状态、成员、日记墙、主题布置和评语
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import 'package:flutter_bloc/flutter_bloc.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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// ===== Events =====
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sealed class ClassEvent {
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const ClassEvent();
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}
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/// 加载我的班级列表
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final class ClassLoadMyClasses extends ClassEvent {
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const ClassLoadMyClasses();
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}
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/// 选择当前班级
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final class ClassSelected extends ClassEvent {
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final String classId;
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const ClassSelected(this.classId);
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}
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/// 加载班级成员列表
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final class ClassLoadMembers extends ClassEvent {
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final String classId;
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const ClassLoadMembers(this.classId);
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}
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/// 加载班级日记墙(已分享到班级的日记)
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final class ClassLoadDiaryWall extends ClassEvent {
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final String classId;
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const ClassLoadDiaryWall(this.classId);
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}
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/// 加载主题布置列表
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final class ClassLoadTopics extends ClassEvent {
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final String classId;
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const ClassLoadTopics(this.classId);
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}
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/// 创建班级(老师)
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final class ClassCreate extends ClassEvent {
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final String name;
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final String? schoolName;
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const ClassCreate({required this.name, this.schoolName});
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}
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/// 布置主题(老师)
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final class TopicAssign extends ClassEvent {
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final String classId;
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final String title;
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final String? description;
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final DateTime? dueDate;
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const TopicAssign({
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required this.classId,
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required this.title,
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this.description,
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this.dueDate,
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});
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}
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/// 加载日记评语
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final class ClassLoadComments extends ClassEvent {
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final String journalId;
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const ClassLoadComments(this.journalId);
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}
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// ===== State =====
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/// 班级成员模型
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class ClassMember {
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final String userId;
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final String role;
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final String? nickname;
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final DateTime joinedAt;
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const ClassMember({
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required this.userId,
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required this.role,
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this.nickname,
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required this.joinedAt,
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});
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}
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/// 主题布置模型
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class TopicAssignment {
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final String id;
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final String classId;
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final String teacherId;
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final String title;
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final String? description;
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final DateTime? dueDate;
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final bool isActive;
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const TopicAssignment({
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required this.id,
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required this.classId,
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required this.teacherId,
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required this.title,
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this.description,
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this.dueDate,
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this.isActive = true,
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});
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}
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/// 评语模型
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class Comment {
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final String id;
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final String journalId;
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final String authorId;
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final String content;
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final DateTime createdAt;
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const Comment({
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required this.id,
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required this.journalId,
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required this.authorId,
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required this.content,
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required this.createdAt,
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});
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}
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/// 班级状态
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sealed class ClassState {
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const ClassState();
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}
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/// 初始状态
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final class ClassInitial extends ClassState {
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const ClassInitial();
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}
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/// 加载中
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final class ClassLoading extends ClassState {
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const ClassLoading();
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}
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/// 班级列表已加载
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final class ClassListLoaded extends ClassState {
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final List<SchoolClass> classes;
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final bool isLoading;
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const ClassListLoaded({
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this.classes = const [],
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this.isLoading = false,
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});
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ClassListLoaded copyWith({
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List<SchoolClass>? classes,
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bool? isLoading,
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}) =>
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ClassListLoaded(
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classes: classes ?? this.classes,
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isLoading: isLoading ?? this.isLoading,
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);
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}
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/// 班级详情已加载(日记墙 / 成员 / 主题 / 评语)
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final class ClassDetailLoaded extends ClassState {
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final SchoolClass classInfo;
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final List<ClassMember> members;
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final List<JournalEntry> diaryWall;
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final List<TopicAssignment> topics;
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final List<Comment> comments;
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final bool isLoadingWall;
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final bool isLoadingMembers;
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final String? selectedJournalId;
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const ClassDetailLoaded({
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required this.classInfo,
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this.members = const [],
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this.diaryWall = const [],
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this.topics = const [],
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this.comments = const [],
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this.isLoadingWall = false,
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this.isLoadingMembers = false,
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this.selectedJournalId,
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});
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ClassDetailLoaded copyWith({
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SchoolClass? classInfo,
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List<ClassMember>? members,
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List<JournalEntry>? diaryWall,
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List<TopicAssignment>? topics,
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List<Comment>? comments,
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bool? isLoadingWall,
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bool? isLoadingMembers,
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String? selectedJournalId,
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bool clearSelectedJournal = false,
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}) =>
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ClassDetailLoaded(
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classInfo: classInfo ?? this.classInfo,
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members: members ?? this.members,
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diaryWall: diaryWall ?? this.diaryWall,
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topics: topics ?? this.topics,
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comments: comments ?? this.comments,
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isLoadingWall: isLoadingWall ?? this.isLoadingWall,
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isLoadingMembers: isLoadingMembers ?? this.isLoadingMembers,
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selectedJournalId: clearSelectedJournal
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? null
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: (selectedJournalId ?? this.selectedJournalId),
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);
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}
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/// 错误状态
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final class ClassError extends ClassState {
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final String message;
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const ClassError(this.message);
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}
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// ===== BLoC =====
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class ClassBloc extends Bloc<ClassEvent, ClassState> {
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ClassBloc() : super(const ClassInitial()) {
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on<ClassLoadMyClasses>(_onLoadMyClasses);
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on<ClassSelected>(_onClassSelected);
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on<ClassLoadMembers>(_onLoadMembers);
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on<ClassLoadDiaryWall>(_onLoadDiaryWall);
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on<ClassLoadTopics>(_onLoadTopics);
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on<ClassCreate>(_onCreateClass);
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on<TopicAssign>(_onTopicAssign);
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on<ClassLoadComments>(_onLoadComments);
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}
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Future<void> _onLoadMyClasses(
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ClassLoadMyClasses event,
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Emitter<ClassState> emit,
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) async {
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emit(const ClassListLoaded(isLoading: true));
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// Phase 1: 占位数据,待 API 集成
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await Future.delayed(const Duration(milliseconds: 300));
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final now = DateTime.now();
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emit(ClassListLoaded(classes: [
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SchoolClass(
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id: 'class-1',
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name: '三年二班',
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schoolName: '阳光小学',
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teacherId: 'teacher-1',
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classCode: 'a1b2c3',
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memberCount: 28,
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createdAt: now,
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updatedAt: now,
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),
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]));
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}
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Future<void> _onClassSelected(
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ClassSelected event,
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Emitter<ClassState> emit,
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) async {
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final now = DateTime.now();
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final classInfo = SchoolClass(
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id: event.classId,
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name: '三年二班',
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schoolName: '阳光小学',
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teacherId: 'teacher-1',
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classCode: 'a1b2c3',
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memberCount: 28,
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createdAt: now,
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updatedAt: now,
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);
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emit(ClassDetailLoaded(classInfo: classInfo));
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add(ClassLoadDiaryWall(event.classId));
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add(ClassLoadMembers(event.classId));
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add(ClassLoadTopics(event.classId));
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}
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Future<void> _onLoadMembers(
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ClassLoadMembers event,
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Emitter<ClassState> emit,
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) async {
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if (state is! ClassDetailLoaded) return;
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final current = state as ClassDetailLoaded;
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emit(current.copyWith(isLoadingMembers: true));
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await Future.delayed(const Duration(milliseconds: 200));
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final now = DateTime.now();
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final members = List.generate(
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28,
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(i) => ClassMember(
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userId: 'user-$i',
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role: i == 0 ? 'teacher' : 'student',
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nickname: i == 0 ? '王老师' : '同学$i',
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joinedAt: now,
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),
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);
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emit(current.copyWith(members: members, isLoadingMembers: false));
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}
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Future<void> _onLoadDiaryWall(
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ClassLoadDiaryWall event,
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Emitter<ClassState> emit,
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) async {
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if (state is! ClassDetailLoaded) return;
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final current = state as ClassDetailLoaded;
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emit(current.copyWith(isLoadingWall: true));
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await Future.delayed(const Duration(milliseconds: 200));
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final now = DateTime.now();
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final titles = ['快乐的周末', '春天来了', '我的小猫', '数学课', '好朋友', '下雨天'];
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final diaries = List.generate(
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6,
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(i) => JournalEntry(
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id: 'diary-$i',
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authorId: 'user-${i + 1}',
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classId: event.classId,
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title: titles[i],
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date: now.subtract(Duration(days: i)),
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mood: Mood.values[i % Mood.values.length],
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tags: const ['日常', '心情'],
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createdAt: now,
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updatedAt: now,
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),
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);
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emit(current.copyWith(diaryWall: diaries, isLoadingWall: false));
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}
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Future<void> _onLoadTopics(
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ClassLoadTopics event,
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Emitter<ClassState> emit,
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) async {
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if (state is! ClassDetailLoaded) return;
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final current = state as ClassDetailLoaded;
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final topics = [
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TopicAssignment(
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id: 'topic-1',
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classId: event.classId,
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teacherId: 'teacher-1',
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title: '我的周末',
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description: '写一篇关于你周末生活的日记',
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dueDate: DateTime.now().add(const Duration(days: 3)),
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),
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TopicAssignment(
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id: 'topic-2',
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classId: event.classId,
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teacherId: 'teacher-1',
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title: '最开心的一天',
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description: '回忆一下让你最开心的一天',
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),
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];
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emit(current.copyWith(topics: topics));
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}
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Future<void> _onCreateClass(
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ClassCreate event,
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Emitter<ClassState> emit,
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) async {
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final newClass = SchoolClass.create(
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name: event.name,
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schoolName: event.schoolName ?? '',
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teacherId: 'current-user',
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classCode: 'x1y2z3',
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);
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if (state is ClassListLoaded) {
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final current = state as ClassListLoaded;
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emit(current.copyWith(classes: [...current.classes, newClass]));
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}
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}
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Future<void> _onTopicAssign(
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TopicAssign event,
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Emitter<ClassState> emit,
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) async {
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if (state is! ClassDetailLoaded) return;
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final current = state as ClassDetailLoaded;
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final newTopic = TopicAssignment(
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id: 'topic-${DateTime.now().millisecondsSinceEpoch}',
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classId: event.classId,
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teacherId: 'current-user',
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title: event.title,
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description: event.description,
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dueDate: event.dueDate,
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);
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emit(current.copyWith(topics: [newTopic, ...current.topics]));
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}
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Future<void> _onLoadComments(
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ClassLoadComments event,
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Emitter<ClassState> emit,
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) async {
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if (state is! ClassDetailLoaded) return;
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final current = state as ClassDetailLoaded;
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final comments = [
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Comment(
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id: 'comment-1',
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journalId: event.journalId,
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authorId: 'teacher-1',
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content: '写得很好,继续保持!',
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createdAt: DateTime.now(),
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),
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];
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emit(current.copyWith(
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comments: comments,
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selectedJournalId: event.journalId,
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));
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}
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}
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@@ -1,14 +1,516 @@
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import 'package:flutter/material.dart';
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// 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/data/models/journal_entry.dart';
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import 'package:nuanji_app/data/models/school_class.dart';
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import '../bloc/class_bloc.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 const Scaffold(
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body: Center(
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child: Text('班级 - 占位页面'),
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return BlocProvider(
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create: (context) => ClassBloc()..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)),
|
||||
);
|
||||
}).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,
|
||||
children: [
|
||||
Icon(Icons.groups_outlined, size: 64, color: colorScheme.onSurface.withValues(alpha: 0.2)),
|
||||
const SizedBox(height: 16),
|
||||
Text('还没有加入任何班级', style: Theme.of(context).textTheme.bodyLarge?.copyWith(
|
||||
color: colorScheme.onSurface.withValues(alpha: 0.5),
|
||||
)),
|
||||
const SizedBox(height: 24),
|
||||
FilledButton.tonal(
|
||||
onPressed: () => context.go('/class-code'),
|
||||
child: const Text('输入班级码加入'),
|
||||
),
|
||||
],
|
||||
),
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
class _ClassListCard extends StatelessWidget {
|
||||
const _ClassListCard({
|
||||
required this.cls,
|
||||
required this.colorScheme,
|
||||
required this.onTap,
|
||||
});
|
||||
|
||||
final SchoolClass cls;
|
||||
final ColorScheme colorScheme;
|
||||
final VoidCallback onTap;
|
||||
|
||||
@override
|
||||
Widget build(BuildContext context) {
|
||||
final theme = Theme.of(context);
|
||||
|
||||
return Card(
|
||||
margin: const EdgeInsets.only(bottom: 12),
|
||||
elevation: 0,
|
||||
shape: RoundedRectangleBorder(
|
||||
borderRadius: BorderRadius.circular(16),
|
||||
side: BorderSide(color: colorScheme.outlineVariant),
|
||||
),
|
||||
child: InkWell(
|
||||
onTap: onTap,
|
||||
borderRadius: BorderRadius.circular(16),
|
||||
child: Padding(
|
||||
padding: const EdgeInsets.all(16),
|
||||
child: Row(
|
||||
children: [
|
||||
Container(
|
||||
width: 48,
|
||||
height: 48,
|
||||
decoration: BoxDecoration(
|
||||
color: AppColors.secondary.withValues(alpha: 0.15),
|
||||
borderRadius: BorderRadius.circular(12),
|
||||
),
|
||||
alignment: Alignment.center,
|
||||
child: const Icon(Icons.school_rounded, color: AppColors.secondary),
|
||||
),
|
||||
const SizedBox(width: 16),
|
||||
Expanded(
|
||||
child: Column(
|
||||
crossAxisAlignment: CrossAxisAlignment.start,
|
||||
children: [
|
||||
Text(cls.name, style: theme.textTheme.titleSmall?.copyWith(fontWeight: FontWeight.w600)),
|
||||
const SizedBox(height: 4),
|
||||
Text(
|
||||
'${cls.schoolName} · ${cls.memberCount} 人',
|
||||
style: theme.textTheme.bodySmall?.copyWith(
|
||||
color: colorScheme.onSurface.withValues(alpha: 0.5),
|
||||
),
|
||||
),
|
||||
],
|
||||
),
|
||||
),
|
||||
const Icon(Icons.chevron_right),
|
||||
],
|
||||
),
|
||||
),
|
||||
),
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
// ===== 班级详情视图(日记墙)=====
|
||||
|
||||
class _ClassDetailView extends StatelessWidget {
|
||||
const _ClassDetailView({required this.state});
|
||||
|
||||
final ClassDetailLoaded state;
|
||||
|
||||
@override
|
||||
Widget build(BuildContext context) {
|
||||
final theme = Theme.of(context);
|
||||
final colorScheme = theme.colorScheme;
|
||||
final classInfo = state.classInfo;
|
||||
|
||||
return DefaultTabController(
|
||||
length: 3,
|
||||
child: Scaffold(
|
||||
appBar: AppBar(
|
||||
leading: IconButton(
|
||||
onPressed: () => context.read<ClassBloc>().add(const ClassLoadMyClasses()),
|
||||
icon: const Icon(Icons.arrow_back),
|
||||
),
|
||||
title: Column(
|
||||
crossAxisAlignment: CrossAxisAlignment.start,
|
||||
children: [
|
||||
Text(classInfo.name),
|
||||
Text(
|
||||
'${classInfo.schoolName} · 班级码: ${classInfo.classCode}',
|
||||
style: theme.textTheme.labelSmall?.copyWith(
|
||||
color: colorScheme.onSurface.withValues(alpha: 0.5),
|
||||
),
|
||||
),
|
||||
],
|
||||
),
|
||||
bottom: const TabBar(
|
||||
tabs: [
|
||||
Tab(text: '日记墙'),
|
||||
Tab(text: '主题'),
|
||||
Tab(text: '成员'),
|
||||
],
|
||||
),
|
||||
),
|
||||
body: TabBarView(
|
||||
children: [
|
||||
// 日记墙
|
||||
_DiaryWallTab(state: state),
|
||||
// 主题布置
|
||||
_TopicsTab(topics: state.topics),
|
||||
// 成员列表
|
||||
_MembersTab(state: state),
|
||||
],
|
||||
),
|
||||
),
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
// ===== 日记墙 Tab =====
|
||||
|
||||
class _DiaryWallTab extends StatelessWidget {
|
||||
const _DiaryWallTab({required this.state});
|
||||
|
||||
final ClassDetailLoaded state;
|
||||
|
||||
@override
|
||||
Widget build(BuildContext context) {
|
||||
final theme = Theme.of(context);
|
||||
final colorScheme = theme.colorScheme;
|
||||
|
||||
if (state.isLoadingWall) {
|
||||
return const Center(child: CircularProgressIndicator());
|
||||
}
|
||||
|
||||
if (state.diaryWall.isEmpty) {
|
||||
return Center(
|
||||
child: Column(
|
||||
mainAxisSize: MainAxisSize.min,
|
||||
children: [
|
||||
Icon(Icons.auto_stories_outlined, size: 48, color: colorScheme.onSurface.withValues(alpha: 0.2)),
|
||||
const SizedBox(height: 12),
|
||||
Text('日记墙还是空的', style: theme.textTheme.bodyLarge?.copyWith(
|
||||
color: colorScheme.onSurface.withValues(alpha: 0.5),
|
||||
)),
|
||||
const SizedBox(height: 8),
|
||||
Text('分享你的日记到班级吧!', style: theme.textTheme.bodySmall?.copyWith(
|
||||
color: colorScheme.onSurface.withValues(alpha: 0.3),
|
||||
)),
|
||||
],
|
||||
),
|
||||
);
|
||||
}
|
||||
|
||||
return ListView.builder(
|
||||
padding: const EdgeInsets.all(16),
|
||||
itemCount: state.diaryWall.length,
|
||||
itemBuilder: (context, index) {
|
||||
final journal = state.diaryWall[index];
|
||||
return _DiaryWallCard(journal: journal, comments: state.comments);
|
||||
},
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
class _DiaryWallCard extends StatelessWidget {
|
||||
const _DiaryWallCard({required this.journal, required this.comments});
|
||||
|
||||
final JournalEntry journal;
|
||||
final List<Comment> comments;
|
||||
|
||||
@override
|
||||
Widget build(BuildContext context) {
|
||||
final theme = Theme.of(context);
|
||||
final colorScheme = theme.colorScheme;
|
||||
final moodColor = AppColors.moodColors[journal.mood.value] ?? colorScheme.primary;
|
||||
|
||||
return Card(
|
||||
margin: const EdgeInsets.only(bottom: 12),
|
||||
elevation: 0,
|
||||
shape: RoundedRectangleBorder(
|
||||
borderRadius: BorderRadius.circular(16),
|
||||
side: BorderSide(color: colorScheme.outlineVariant),
|
||||
),
|
||||
child: InkWell(
|
||||
onTap: () => context.go('/editor?id=${journal.id}'),
|
||||
borderRadius: BorderRadius.circular(16),
|
||||
child: Padding(
|
||||
padding: const EdgeInsets.all(16),
|
||||
child: Column(
|
||||
crossAxisAlignment: CrossAxisAlignment.start,
|
||||
children: [
|
||||
// 头部:作者 + 心情
|
||||
Row(
|
||||
children: [
|
||||
CircleAvatar(
|
||||
radius: 16,
|
||||
backgroundColor: AppColors.rose.withValues(alpha: 0.2),
|
||||
child: Text(
|
||||
'同',
|
||||
style: theme.textTheme.labelMedium?.copyWith(color: AppColors.rose),
|
||||
),
|
||||
),
|
||||
const SizedBox(width: 8),
|
||||
Expanded(
|
||||
child: Text(
|
||||
journal.title,
|
||||
style: theme.textTheme.titleSmall?.copyWith(fontWeight: FontWeight.w600),
|
||||
),
|
||||
),
|
||||
Container(
|
||||
width: 28,
|
||||
height: 28,
|
||||
decoration: BoxDecoration(
|
||||
shape: BoxShape.circle,
|
||||
color: moodColor.withValues(alpha: 0.15),
|
||||
),
|
||||
alignment: Alignment.center,
|
||||
child: Text(_moodEmoji(journal.mood), style: const TextStyle(fontSize: 14)),
|
||||
),
|
||||
],
|
||||
),
|
||||
const SizedBox(height: 8),
|
||||
// 日期
|
||||
Text(
|
||||
'${journal.date.month}月${journal.date.day}日',
|
||||
style: theme.textTheme.bodySmall?.copyWith(
|
||||
color: colorScheme.onSurface.withValues(alpha: 0.4),
|
||||
),
|
||||
),
|
||||
// 评语
|
||||
if (comments.isNotEmpty) ...[
|
||||
const SizedBox(height: 8),
|
||||
Container(
|
||||
padding: const EdgeInsets.all(8),
|
||||
decoration: BoxDecoration(
|
||||
color: colorScheme.primaryContainer.withValues(alpha: 0.3),
|
||||
borderRadius: BorderRadius.circular(8),
|
||||
),
|
||||
child: Row(
|
||||
children: [
|
||||
const Icon(Icons.rate_review_rounded, size: 14),
|
||||
const SizedBox(width: 4),
|
||||
Expanded(
|
||||
child: Text(
|
||||
comments.first.content,
|
||||
style: theme.textTheme.bodySmall,
|
||||
maxLines: 2,
|
||||
overflow: TextOverflow.ellipsis,
|
||||
),
|
||||
),
|
||||
],
|
||||
),
|
||||
),
|
||||
],
|
||||
],
|
||||
),
|
||||
),
|
||||
),
|
||||
);
|
||||
}
|
||||
|
||||
String _moodEmoji(Mood mood) => switch (mood) {
|
||||
Mood.happy => '😊',
|
||||
Mood.calm => '😌',
|
||||
Mood.sad => '😢',
|
||||
Mood.angry => '😠',
|
||||
Mood.thinking => '🤔',
|
||||
};
|
||||
}
|
||||
|
||||
// ===== 主题 Tab =====
|
||||
|
||||
class _TopicsTab extends StatelessWidget {
|
||||
const _TopicsTab({required this.topics});
|
||||
|
||||
final List<TopicAssignment> topics;
|
||||
|
||||
@override
|
||||
Widget build(BuildContext context) {
|
||||
final theme = Theme.of(context);
|
||||
final colorScheme = theme.colorScheme;
|
||||
|
||||
if (topics.isEmpty) {
|
||||
return Center(
|
||||
child: Text('暂无主题布置', style: theme.textTheme.bodyLarge?.copyWith(
|
||||
color: colorScheme.onSurface.withValues(alpha: 0.5),
|
||||
)),
|
||||
);
|
||||
}
|
||||
|
||||
return ListView.builder(
|
||||
padding: const EdgeInsets.all(16),
|
||||
itemCount: topics.length,
|
||||
itemBuilder: (context, index) {
|
||||
final topic = topics[index];
|
||||
final isOverdue = topic.dueDate != null && topic.dueDate!.isBefore(DateTime.now());
|
||||
|
||||
return Card(
|
||||
margin: const EdgeInsets.only(bottom: 12),
|
||||
elevation: 0,
|
||||
shape: RoundedRectangleBorder(
|
||||
borderRadius: BorderRadius.circular(16),
|
||||
side: BorderSide(color: colorScheme.outlineVariant),
|
||||
),
|
||||
child: InkWell(
|
||||
onTap: () => context.go('/editor?topic=${topic.id}'),
|
||||
borderRadius: BorderRadius.circular(16),
|
||||
child: Padding(
|
||||
padding: const EdgeInsets.all(16),
|
||||
child: Column(
|
||||
crossAxisAlignment: CrossAxisAlignment.start,
|
||||
children: [
|
||||
Row(
|
||||
children: [
|
||||
const Icon(Icons.assignment_outlined, size: 20),
|
||||
const SizedBox(width: 8),
|
||||
Expanded(
|
||||
child: Text(
|
||||
topic.title,
|
||||
style: theme.textTheme.titleSmall?.copyWith(fontWeight: FontWeight.w600),
|
||||
),
|
||||
),
|
||||
if (topic.isActive && !isOverdue)
|
||||
Container(
|
||||
padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 2),
|
||||
decoration: BoxDecoration(
|
||||
color: AppColors.secondary.withValues(alpha: 0.15),
|
||||
borderRadius: BorderRadius.circular(6),
|
||||
),
|
||||
child: Text('进行中', style: theme.textTheme.labelSmall?.copyWith(color: AppColors.secondary)),
|
||||
),
|
||||
],
|
||||
),
|
||||
if (topic.description != null) ...[
|
||||
const SizedBox(height: 8),
|
||||
Text(topic.description!, style: theme.textTheme.bodyMedium),
|
||||
],
|
||||
if (topic.dueDate != null) ...[
|
||||
const SizedBox(height: 8),
|
||||
Text(
|
||||
'截止: ${topic.dueDate!.month}月${topic.dueDate!.day}日',
|
||||
style: theme.textTheme.bodySmall?.copyWith(
|
||||
color: isOverdue ? colorScheme.error : colorScheme.onSurface.withValues(alpha: 0.5),
|
||||
),
|
||||
),
|
||||
],
|
||||
],
|
||||
),
|
||||
),
|
||||
),
|
||||
);
|
||||
},
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
// ===== 成员 Tab =====
|
||||
|
||||
class _MembersTab extends StatelessWidget {
|
||||
const _MembersTab({required this.state});
|
||||
|
||||
final ClassDetailLoaded state;
|
||||
|
||||
@override
|
||||
Widget build(BuildContext context) {
|
||||
if (state.isLoadingMembers) {
|
||||
return const Center(child: CircularProgressIndicator());
|
||||
}
|
||||
|
||||
final theme = Theme.of(context);
|
||||
|
||||
return ListView.builder(
|
||||
padding: const EdgeInsets.all(16),
|
||||
itemCount: state.members.length,
|
||||
itemBuilder: (context, index) {
|
||||
final member = state.members[index];
|
||||
final isTeacher = member.role == 'teacher';
|
||||
|
||||
return ListTile(
|
||||
leading: CircleAvatar(
|
||||
backgroundColor: isTeacher
|
||||
? 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,
|
||||
);
|
||||
},
|
||||
);
|
||||
}
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user