feat(app): 发现页动态化 — DiscoverBloc + API 驱动 + 下拉刷新
- 新增 DiscoverBloc (LoadData/Refresh) + DiscoverModels 4 个数据类 - DiscoverPage 改为 BlocBuilder 驱动: loading/loaded/error/empty 四态 - 替换全部硬编码占位数据为 API 实时数据 - 添加 RefreshIndicator 下拉刷新 - 离线异常时保留已有数据,友好错误提示
This commit is contained in:
78
app/lib/features/discover/bloc/discover_bloc.dart
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78
app/lib/features/discover/bloc/discover_bloc.dart
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@@ -0,0 +1,78 @@
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// 发现页 BLoC — 管理发现页数据加载状态
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//
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// 职责:调用 /diary/discover API,解析响应,管理加载/成功/失败状态。
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import 'package:flutter_bloc/flutter_bloc.dart';
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import '../../../data/remote/api_client.dart';
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import '../models/discover_models.dart';
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part 'discover_event.dart';
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part 'discover_state.dart';
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class DiscoverBloc extends Bloc<DiscoverEvent, DiscoverState> {
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final ApiClient _api;
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DiscoverBloc({required ApiClient api})
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: _api = api,
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super(const DiscoverInitial()) {
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on<DiscoverLoadData>(_onLoadData);
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on<DiscoverRefresh>(_onRefresh);
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}
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/// 首次加载 — 显示 loading 状态
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Future<void> _onLoadData(
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DiscoverLoadData event,
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Emitter<DiscoverState> emit,
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) async {
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emit(const DiscoverLoading());
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await _fetchData(emit);
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}
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/// 刷新 — 不显示 loading,静默更新
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Future<void> _onRefresh(
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DiscoverRefresh event,
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Emitter<DiscoverState> emit,
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) async {
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await _fetchData(emit);
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}
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/// 通用数据获取逻辑
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Future<void> _fetchData(Emitter<DiscoverState> emit) async {
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try {
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final response = await _api.get('/diary/discover');
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final body = response.data as Map<String, dynamic>;
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// 后端信封格式: { success, data: { ... }, message }
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final dataJson = body['data'] as Map<String, dynamic>? ?? {};
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final discoverData = DiscoverData.fromJson(dataJson);
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emit(DiscoverLoaded(discoverData));
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} on OfflineException {
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// 离线时,如果有已加载的数据,保留它
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if (state is DiscoverLoaded) return;
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emit(const DiscoverError('网络不可用,请检查网络连接'));
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} catch (e) {
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if (state is DiscoverLoaded) return;
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emit(DiscoverError('加载失败:${_friendlyError(e)}'));
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}
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}
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/// 将异常转换为用户友好的错误消息
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String _friendlyError(Object error) {
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final msg = error.toString();
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if (msg.contains('SocketException') || msg.contains('Connection refused')) {
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return '无法连接服务器';
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}
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if (msg.contains('401')) {
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return '登录已过期,请重新登录';
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}
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if (msg.contains('403')) {
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return '没有访问权限';
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}
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if (msg.contains('500')) {
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return '服务器错误,请稍后重试';
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}
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return '请稍后重试';
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}
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}
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16
app/lib/features/discover/bloc/discover_event.dart
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16
app/lib/features/discover/bloc/discover_event.dart
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part of 'discover_bloc.dart';
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/// 发现页事件
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sealed class DiscoverEvent {
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const DiscoverEvent();
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}
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/// 加载发现页数据(首次进入或重新进入页面)
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final class DiscoverLoadData extends DiscoverEvent {
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const DiscoverLoadData();
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}
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/// 下拉刷新(不显示全屏 loading,避免闪烁)
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final class DiscoverRefresh extends DiscoverEvent {
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const DiscoverRefresh();
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}
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30
app/lib/features/discover/bloc/discover_state.dart
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30
app/lib/features/discover/bloc/discover_state.dart
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part of 'discover_bloc.dart';
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/// 发现页状态
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sealed class DiscoverState {
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const DiscoverState();
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}
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/// 初始状态
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final class DiscoverInitial extends DiscoverState {
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const DiscoverInitial();
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}
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/// 加载中
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final class DiscoverLoading extends DiscoverState {
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const DiscoverLoading();
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}
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/// 加载成功
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final class DiscoverLoaded extends DiscoverState {
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final DiscoverData data;
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const DiscoverLoaded(this.data);
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}
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/// 加载失败
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final class DiscoverError extends DiscoverState {
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final String message;
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const DiscoverError(this.message);
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}
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160
app/lib/features/discover/models/discover_models.dart
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160
app/lib/features/discover/models/discover_models.dart
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@@ -0,0 +1,160 @@
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// 发现页数据模型 — 手写不可变类(避免 build_runner 依赖)
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/// 发现页聚合响应 — 一次 API 返回全部板块数据
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class DiscoverData {
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final InspirationItem? dailyInspiration;
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final List<TagCount> hotTopics;
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final List<DiscoverTemplateItem> featuredTemplates;
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final List<ExpertDiaryItem> expertDiaries;
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const DiscoverData({
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this.dailyInspiration,
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this.hotTopics = const [],
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this.featuredTemplates = const [],
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this.expertDiaries = const [],
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});
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factory DiscoverData.fromJson(Map<String, dynamic> json) => DiscoverData(
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dailyInspiration: json['daily_inspiration'] != null
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? InspirationItem.fromJson(
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json['daily_inspiration'] as Map<String, dynamic>)
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: null,
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hotTopics: (json['hot_topics'] as List? ?? [])
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.map((e) => TagCount.fromJson(e as Map<String, dynamic>))
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.toList(),
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featuredTemplates: (json['featured_templates'] as List? ?? [])
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.map(
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(e) => DiscoverTemplateItem.fromJson(e as Map<String, dynamic>))
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.toList(),
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expertDiaries: (json['expert_diaries'] as List? ?? [])
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.map((e) => ExpertDiaryItem.fromJson(e as Map<String, dynamic>))
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.toList(),
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);
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/// 心情 → emoji 映射
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static String moodToEmoji(String mood) => switch (mood) {
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'happy' => '😊',
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'calm' => '😌',
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'sad' => '😢',
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'angry' => '😤',
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'thinking' => '🤔',
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_ => '📝',
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};
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}
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/// 每日推荐条目
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class InspirationItem {
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final String journalId;
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final String title;
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final String authorName;
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final String mood;
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final DateTime date;
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const InspirationItem({
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required this.journalId,
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required this.title,
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required this.authorName,
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required this.mood,
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required this.date,
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});
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factory InspirationItem.fromJson(Map<String, dynamic> json) =>
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InspirationItem(
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journalId: json['journal_id'] as String,
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title: json['title'] as String,
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authorName: json['author_name'] as String,
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mood: json['mood'] as String,
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date: DateTime.parse(json['date'] as String),
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);
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}
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/// 热门话题
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class TagCount {
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final String tag;
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final int count;
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const TagCount({required this.tag, required this.count});
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factory TagCount.fromJson(Map<String, dynamic> json) => TagCount(
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tag: json['tag'] as String,
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count: json['count'] as int,
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);
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}
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/// 精选模板条目(轻量版,不含 layout_data)
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class DiscoverTemplateItem {
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final String id;
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final String name;
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final String? previewUrl;
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final String? category;
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final bool isFree;
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const DiscoverTemplateItem({
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required this.id,
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required this.name,
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this.previewUrl,
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this.category,
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this.isFree = true,
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});
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factory DiscoverTemplateItem.fromJson(Map<String, dynamic> json) =>
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DiscoverTemplateItem(
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id: json['id'] as String,
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name: json['name'] as String,
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previewUrl: json['preview_url'] as String?,
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category: json['category'] as String?,
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isFree: json['is_free'] as bool? ?? true,
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);
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/// 分类 → emoji 映射
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String get emoji => switch (category) {
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'日常' => '📖',
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'旅行' => '✈️',
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'校园' => '🎓',
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'节日' => '🎄',
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'创意' => '✨',
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'心情' => '🌿',
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_ => '📝',
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};
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/// 使用人数展示文本
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String get usageText => isFree ? '免费模板' : '精品模板';
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}
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/// 达人日记条目
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class ExpertDiaryItem {
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final String journalId;
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final String title;
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final String authorId;
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final String authorName;
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final String authorEmoji;
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final String contentPreview;
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final int likeCount;
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final DateTime createdAt;
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const ExpertDiaryItem({
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required this.journalId,
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required this.title,
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required this.authorId,
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required this.authorName,
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required this.authorEmoji,
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required this.contentPreview,
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required this.likeCount,
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required this.createdAt,
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});
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factory ExpertDiaryItem.fromJson(Map<String, dynamic> json) =>
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ExpertDiaryItem(
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journalId: json['journal_id'] as String,
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title: json['title'] as String,
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authorId: json['author_id'] as String,
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authorName: json['author_name'] as String,
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authorEmoji: json['author_emoji'] as String,
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contentPreview: json['content_preview'] as String? ?? '',
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likeCount: json['like_count'] as int? ?? 0,
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createdAt: DateTime.parse(json['created_at'] as String),
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);
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/// 点赞数展示文本
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String get likeText => '$likeCount 赞';
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}
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@@ -8,8 +8,10 @@
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// 5. 达人日记 expert-diaries (纵向列表)
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//
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// 注意:本页是发现/灵感浏览,区别于 /search(主动搜索)
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// 数据来源:GET /diary/discover → DiscoverBloc
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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 '../../../core/constants/design_tokens.dart';
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@@ -17,49 +19,199 @@ import '../../../core/theme/app_colors.dart';
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import '../../../core/theme/app_radius.dart';
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import '../../../core/theme/app_shadows.dart';
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import '../../../core/theme/app_typography.dart';
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import '../bloc/discover_bloc.dart';
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import '../models/discover_models.dart';
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class DiscoverPage extends StatelessWidget {
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const DiscoverPage({super.key});
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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 isDark = theme.brightness == Brightness.dark;
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final bg = isDark ? AppColors.bgDark : AppColors.bgLight;
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return Scaffold(
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backgroundColor: bg,
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backgroundColor: _bgColor(context),
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body: SafeArea(
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child: SingleChildScrollView(
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padding: const EdgeInsets.symmetric(horizontal: DesignTokens.spacing20),
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child: RefreshIndicator(
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onRefresh: () async {
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context.read<DiscoverBloc>().add(const DiscoverRefresh());
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// 等待状态变化完成
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await context.read<DiscoverBloc>().stream.firstWhere(
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(s) => s is DiscoverLoaded || s is DiscoverError,
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orElse: () => const DiscoverLoaded(DiscoverData()),
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);
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},
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child: BlocBuilder<DiscoverBloc, DiscoverState>(
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builder: (context, state) {
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return SingleChildScrollView(
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physics: const AlwaysScrollableScrollPhysics(),
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padding: const EdgeInsets.symmetric(
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horizontal: DesignTokens.spacing20),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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const SizedBox(height: DesignTokens.spacing12),
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_SearchBar(onTap: () => context.push('/search')),
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const SizedBox(height: DesignTokens.spacing20),
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const _InspirationCard(
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title: '今日推荐:图书馆的午后时光',
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author: '小暖 · 5月31日',
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emoji: '📚',
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),
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const SizedBox(height: DesignTokens.spacing24),
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_SectionTitle(title: '热门话题'),
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const SizedBox(height: DesignTokens.spacing12),
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const _HotTopicsChips(),
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const SizedBox(height: DesignTokens.spacing24),
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_SectionTitle(title: '精选模板'),
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const SizedBox(height: DesignTokens.spacing12),
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const _FeaturedTemplatesGrid(),
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const SizedBox(height: DesignTokens.spacing24),
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_SectionTitle(title: '达人日记'),
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const SizedBox(height: DesignTokens.spacing12),
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const _ExpertDiariesList(),
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_buildContent(context, state),
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const SizedBox(height: DesignTokens.spacing24),
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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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/// 根据状态构建主要内容
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Widget _buildContent(BuildContext context, DiscoverState state) {
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return switch (state) {
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DiscoverInitial() => _buildLoading(context),
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DiscoverLoading() => _buildLoading(context),
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DiscoverLoaded(:final data) => _buildLoaded(context, data),
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DiscoverError(:final message) => _buildError(context, message),
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};
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}
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/// 加载中状态 — 骨架占位
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Widget _buildLoading(BuildContext context) {
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return const Column(
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children: [
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_LoadingSkeleton(height: 140),
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SizedBox(height: DesignTokens.spacing24),
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_LoadingSkeleton(height: 44),
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SizedBox(height: DesignTokens.spacing24),
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_LoadingSkeleton(height: 200),
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],
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);
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}
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/// 加载成功 — 渲染真实数据
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Widget _buildLoaded(BuildContext context, DiscoverData data) {
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return Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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// 每日推荐
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_InspirationCard(item: data.dailyInspiration),
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// 热门话题
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if (data.hotTopics.isNotEmpty) ...[
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const SizedBox(height: DesignTokens.spacing24),
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const _SectionTitle(title: '热门话题'),
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const SizedBox(height: DesignTokens.spacing12),
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_HotTopicsChips(topics: data.hotTopics),
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],
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// 精选模板
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if (data.featuredTemplates.isNotEmpty) ...[
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const SizedBox(height: DesignTokens.spacing24),
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const _SectionTitle(title: '精选模板'),
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const SizedBox(height: DesignTokens.spacing12),
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_FeaturedTemplatesGrid(templates: data.featuredTemplates),
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],
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// 达人日记
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if (data.expertDiaries.isNotEmpty) ...[
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const SizedBox(height: DesignTokens.spacing24),
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||||
const _SectionTitle(title: '达人日记'),
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const SizedBox(height: DesignTokens.spacing12),
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_ExpertDiariesList(diaries: data.expertDiaries),
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],
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// 全部为空时的占位提示
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if (data.dailyInspiration == null &&
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data.hotTopics.isEmpty &&
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data.featuredTemplates.isEmpty &&
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||||
data.expertDiaries.isEmpty)
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_buildEmptyHint(context),
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||||
],
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||||
);
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||||
}
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/// 错误状态
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Widget _buildError(BuildContext context, String message) {
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return Column(
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||||
children: [
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||||
const _LoadingSkeleton(height: 140),
|
||||
const SizedBox(height: DesignTokens.spacing24),
|
||||
Container(
|
||||
width: double.infinity,
|
||||
padding: const EdgeInsets.all(DesignTokens.spacing16),
|
||||
decoration: BoxDecoration(
|
||||
color: AppColors.rose.withValues(alpha: 0.1),
|
||||
borderRadius: AppRadius.mdBorder,
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||||
),
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||||
child: Column(
|
||||
children: [
|
||||
Icon(Icons.cloud_off_rounded,
|
||||
size: 32, color: AppColors.rose),
|
||||
const SizedBox(height: DesignTokens.spacing8),
|
||||
Text(message,
|
||||
style: TextStyle(
|
||||
fontSize: 13,
|
||||
color: Theme.of(context).colorScheme.onSurfaceVariant),
|
||||
textAlign: TextAlign.center),
|
||||
const SizedBox(height: DesignTokens.spacing12),
|
||||
TextButton.icon(
|
||||
onPressed: () => context
|
||||
.read<DiscoverBloc>()
|
||||
.add(const DiscoverLoadData()),
|
||||
icon: const Icon(Icons.refresh_rounded, size: 18),
|
||||
label: const Text('重试'),
|
||||
),
|
||||
],
|
||||
),
|
||||
),
|
||||
],
|
||||
);
|
||||
}
|
||||
|
||||
/// 空数据提示
|
||||
Widget _buildEmptyHint(BuildContext context) {
|
||||
return Padding(
|
||||
padding: const EdgeInsets.symmetric(vertical: DesignTokens.spacing32),
|
||||
child: Center(
|
||||
child: Column(
|
||||
children: [
|
||||
const Text('✨', style: TextStyle(fontSize: 40)),
|
||||
const SizedBox(height: DesignTokens.spacing12),
|
||||
Text('还没有发现内容',
|
||||
style: TextStyle(
|
||||
fontSize: 15,
|
||||
color: Theme.of(context).colorScheme.onSurfaceVariant,
|
||||
)),
|
||||
const SizedBox(height: 4),
|
||||
Text('写下你的第一篇日记,出现在这里吧!',
|
||||
style: TextStyle(
|
||||
fontSize: 13,
|
||||
color: Theme.of(context).colorScheme.onSurfaceVariant
|
||||
.withValues(alpha: 0.7),
|
||||
)),
|
||||
],
|
||||
),
|
||||
),
|
||||
);
|
||||
}
|
||||
|
||||
Color _bgColor(BuildContext context) {
|
||||
final theme = Theme.of(context);
|
||||
return theme.brightness == Brightness.dark
|
||||
? AppColors.bgDark
|
||||
: AppColors.bgLight;
|
||||
}
|
||||
}
|
||||
|
||||
/// 加载骨架占位
|
||||
class _LoadingSkeleton extends StatelessWidget {
|
||||
const _LoadingSkeleton({required this.height});
|
||||
final double height;
|
||||
|
||||
@override
|
||||
Widget build(BuildContext context) {
|
||||
return Container(
|
||||
width: double.infinity,
|
||||
height: height,
|
||||
decoration: BoxDecoration(
|
||||
color: Theme.of(context).colorScheme.surfaceContainerHighest
|
||||
.withValues(alpha: 0.3),
|
||||
borderRadius: AppRadius.lgBorder,
|
||||
),
|
||||
);
|
||||
}
|
||||
}
|
||||
@@ -77,7 +229,8 @@ class _SearchBar extends StatelessWidget {
|
||||
borderRadius: AppRadius.pillBorder,
|
||||
child: Container(
|
||||
height: 48,
|
||||
padding: const EdgeInsets.symmetric(horizontal: DesignTokens.spacing16),
|
||||
padding:
|
||||
const EdgeInsets.symmetric(horizontal: DesignTokens.spacing16),
|
||||
decoration: BoxDecoration(
|
||||
color: theme.colorScheme.surface,
|
||||
borderRadius: AppRadius.pillBorder,
|
||||
@@ -85,7 +238,8 @@ class _SearchBar extends StatelessWidget {
|
||||
),
|
||||
child: Row(
|
||||
children: [
|
||||
Icon(Icons.search_rounded, size: 20, color: theme.colorScheme.onSurfaceVariant),
|
||||
Icon(Icons.search_rounded,
|
||||
size: 20, color: theme.colorScheme.onSurfaceVariant),
|
||||
const SizedBox(width: DesignTokens.spacing12),
|
||||
Text(
|
||||
'搜索日记、模板、话题...',
|
||||
@@ -103,18 +257,49 @@ class _SearchBar extends StatelessWidget {
|
||||
|
||||
/// 2. 每日推荐卡片(渐变背景)
|
||||
class _InspirationCard extends StatelessWidget {
|
||||
const _InspirationCard({
|
||||
required this.title,
|
||||
required this.author,
|
||||
required this.emoji,
|
||||
});
|
||||
|
||||
final String title;
|
||||
final String author;
|
||||
final String emoji;
|
||||
const _InspirationCard({required this.item});
|
||||
final InspirationItem? item;
|
||||
|
||||
@override
|
||||
Widget build(BuildContext context) {
|
||||
if (item == null) {
|
||||
// 无推荐日记时的占位卡片
|
||||
return Container(
|
||||
width: double.infinity,
|
||||
padding: const EdgeInsets.all(DesignTokens.spacing20),
|
||||
decoration: BoxDecoration(
|
||||
gradient: const LinearGradient(
|
||||
begin: Alignment.topLeft,
|
||||
end: Alignment.bottomRight,
|
||||
colors: [AppColors.accent, AppColors.tertiary],
|
||||
),
|
||||
borderRadius: AppRadius.lgBorder,
|
||||
),
|
||||
child: Column(
|
||||
crossAxisAlignment: CrossAxisAlignment.start,
|
||||
children: [
|
||||
Text('今日推荐',
|
||||
style: TextStyle(
|
||||
fontSize: 11,
|
||||
fontWeight: FontWeight.w600,
|
||||
color: Colors.white.withValues(alpha: 0.85),
|
||||
letterSpacing: 0.5,
|
||||
)),
|
||||
const SizedBox(height: DesignTokens.spacing12),
|
||||
const Text('今天还没有推荐日记',
|
||||
style: TextStyle(fontSize: 16, color: Colors.white)),
|
||||
const SizedBox(height: 4),
|
||||
Text('写下你的日记,可能出现在这里哦 ✨',
|
||||
style: TextStyle(
|
||||
fontSize: 12,
|
||||
color: Colors.white.withValues(alpha: 0.7))),
|
||||
],
|
||||
),
|
||||
);
|
||||
}
|
||||
|
||||
final emoji = DiscoverData.moodToEmoji(item!.mood);
|
||||
|
||||
return Container(
|
||||
width: double.infinity,
|
||||
padding: const EdgeInsets.all(DesignTokens.spacing20),
|
||||
@@ -191,17 +376,19 @@ class _InspirationCard extends StatelessWidget {
|
||||
crossAxisAlignment: CrossAxisAlignment.start,
|
||||
children: [
|
||||
Text(
|
||||
title,
|
||||
item!.title,
|
||||
style: const TextStyle(
|
||||
fontSize: 20,
|
||||
fontWeight: FontWeight.w700,
|
||||
color: Colors.white,
|
||||
height: 1.25,
|
||||
),
|
||||
maxLines: 2,
|
||||
overflow: TextOverflow.ellipsis,
|
||||
),
|
||||
const SizedBox(height: 6),
|
||||
Text(
|
||||
author,
|
||||
'${item!.authorName} · ${_formatDate(item!.date)}',
|
||||
style: TextStyle(
|
||||
fontSize: 12,
|
||||
color: Colors.white.withValues(alpha: 0.75),
|
||||
@@ -218,6 +405,10 @@ class _InspirationCard extends StatelessWidget {
|
||||
),
|
||||
);
|
||||
}
|
||||
|
||||
String _formatDate(DateTime date) {
|
||||
return '${date.month}月${date.day}日';
|
||||
}
|
||||
}
|
||||
|
||||
class _SectionTitle extends StatelessWidget {
|
||||
@@ -241,12 +432,8 @@ class _SectionTitle extends StatelessWidget {
|
||||
|
||||
/// 3. 热门话题(横向滚动 chips)
|
||||
class _HotTopicsChips extends StatelessWidget {
|
||||
const _HotTopicsChips();
|
||||
|
||||
static const _topics = [
|
||||
'#期末备考', '#读书笔记', '#旅行手账', '#美食日记',
|
||||
'#校园生活', '#自我成长', '#心情日记', '#手写摘抄',
|
||||
];
|
||||
const _HotTopicsChips({required this.topics});
|
||||
final List<TagCount> topics;
|
||||
|
||||
@override
|
||||
Widget build(BuildContext context) {
|
||||
@@ -255,24 +442,31 @@ class _HotTopicsChips extends StatelessWidget {
|
||||
height: 44,
|
||||
child: ListView.separated(
|
||||
scrollDirection: Axis.horizontal,
|
||||
itemCount: _topics.length,
|
||||
separatorBuilder: (_, __) => const SizedBox(width: DesignTokens.spacing8),
|
||||
itemCount: topics.length,
|
||||
separatorBuilder: (_, __) =>
|
||||
const SizedBox(width: DesignTokens.spacing8),
|
||||
itemBuilder: (context, index) {
|
||||
final isHot = index < 3;
|
||||
return Container(
|
||||
padding: const EdgeInsets.symmetric(horizontal: 14, vertical: 6),
|
||||
padding:
|
||||
const EdgeInsets.symmetric(horizontal: 14, vertical: 6),
|
||||
decoration: BoxDecoration(
|
||||
color: isHot ? theme.colorScheme.primary : theme.colorScheme.surface,
|
||||
color:
|
||||
isHot ? theme.colorScheme.primary : theme.colorScheme.surface,
|
||||
borderRadius: AppRadius.pillBorder,
|
||||
border: isHot ? null : Border.all(color: theme.colorScheme.outlineVariant),
|
||||
border: isHot
|
||||
? null
|
||||
: Border.all(color: theme.colorScheme.outlineVariant),
|
||||
),
|
||||
alignment: Alignment.center,
|
||||
child: Text(
|
||||
_topics[index],
|
||||
'#${topics[index].tag}',
|
||||
style: TextStyle(
|
||||
fontSize: 13,
|
||||
fontWeight: FontWeight.w600,
|
||||
color: isHot ? theme.colorScheme.onPrimary : theme.colorScheme.onSurface,
|
||||
color: isHot
|
||||
? theme.colorScheme.onPrimary
|
||||
: theme.colorScheme.onSurface,
|
||||
),
|
||||
),
|
||||
);
|
||||
@@ -284,14 +478,8 @@ class _HotTopicsChips extends StatelessWidget {
|
||||
|
||||
/// 4. 精选模板(2 列网格)
|
||||
class _FeaturedTemplatesGrid extends StatelessWidget {
|
||||
const _FeaturedTemplatesGrid();
|
||||
|
||||
static const _templates = [
|
||||
('📖', '每日心情日记', '2.3k 人使用', AppColors.secondarySoftLight),
|
||||
('🎓', '期末复习计划', '1.8k 人使用', AppColors.tertiarySoftLight),
|
||||
('🌿', '植物观察日记', '956 人使用', AppColors.roseSoftLight),
|
||||
('✈️', '旅行手账本', '742 人使用', AppColors.secondarySoftLight),
|
||||
];
|
||||
const _FeaturedTemplatesGrid({required this.templates});
|
||||
final List<DiscoverTemplateItem> templates;
|
||||
|
||||
@override
|
||||
Widget build(BuildContext context) {
|
||||
@@ -304,13 +492,28 @@ class _FeaturedTemplatesGrid extends StatelessWidget {
|
||||
crossAxisSpacing: DesignTokens.spacing12,
|
||||
childAspectRatio: 0.85,
|
||||
),
|
||||
itemCount: _templates.length,
|
||||
itemCount: templates.length,
|
||||
itemBuilder: (context, index) {
|
||||
final t = _templates[index];
|
||||
return _TemplateCard(emoji: t.$1, name: t.$2, usage: t.$3, bg: t.$4);
|
||||
final t = templates[index];
|
||||
return _TemplateCard(
|
||||
emoji: t.emoji,
|
||||
name: t.name,
|
||||
usage: t.usageText,
|
||||
bg: _categoryColor(t.category),
|
||||
);
|
||||
},
|
||||
);
|
||||
}
|
||||
|
||||
Color _categoryColor(String? category) {
|
||||
return switch (category) {
|
||||
'日常' => AppColors.secondarySoftLight,
|
||||
'校园' => AppColors.tertiarySoftLight,
|
||||
'心情' => AppColors.roseSoftLight,
|
||||
'旅行' => AppColors.secondarySoftLight,
|
||||
_ => AppColors.secondarySoftLight,
|
||||
};
|
||||
}
|
||||
}
|
||||
|
||||
class _TemplateCard extends StatelessWidget {
|
||||
@@ -368,7 +571,9 @@ class _TemplateCard extends StatelessWidget {
|
||||
const SizedBox(height: 2),
|
||||
Text(
|
||||
usage,
|
||||
style: TextStyle(fontSize: 11, color: theme.colorScheme.onSurfaceVariant),
|
||||
style: TextStyle(
|
||||
fontSize: 11,
|
||||
color: theme.colorScheme.onSurfaceVariant),
|
||||
),
|
||||
],
|
||||
),
|
||||
@@ -380,19 +585,14 @@ class _TemplateCard extends StatelessWidget {
|
||||
|
||||
/// 5. 达人日记(纵向列表)
|
||||
class _ExpertDiariesList extends StatelessWidget {
|
||||
const _ExpertDiariesList();
|
||||
|
||||
static const _experts = [
|
||||
('🌸', '小桃子', '春日漫步手账', '记录春天的每一朵花开...', '342 赞'),
|
||||
('☕', '咖啡少年', '咖啡馆日记', '今天尝试了一家新店...', '218 赞'),
|
||||
('📝', '学习达人', '考研倒计时30天', '坚持就是胜利...', '556 赞'),
|
||||
];
|
||||
const _ExpertDiariesList({required this.diaries});
|
||||
final List<ExpertDiaryItem> diaries;
|
||||
|
||||
@override
|
||||
Widget build(BuildContext context) {
|
||||
final theme = Theme.of(context);
|
||||
return Column(
|
||||
children: _experts.map((e) {
|
||||
children: diaries.map((diary) {
|
||||
return Container(
|
||||
margin: const EdgeInsets.only(bottom: DesignTokens.spacing12),
|
||||
padding: const EdgeInsets.all(DesignTokens.spacing16),
|
||||
@@ -412,7 +612,8 @@ class _ExpertDiariesList extends StatelessWidget {
|
||||
shape: BoxShape.circle,
|
||||
),
|
||||
alignment: Alignment.center,
|
||||
child: Text(e.$1, style: const TextStyle(fontSize: 20)),
|
||||
child: Text(diary.authorEmoji,
|
||||
style: const TextStyle(fontSize: 20)),
|
||||
),
|
||||
const SizedBox(width: DesignTokens.spacing12),
|
||||
Expanded(
|
||||
@@ -422,7 +623,7 @@ class _ExpertDiariesList extends StatelessWidget {
|
||||
Row(
|
||||
children: [
|
||||
Text(
|
||||
e.$2,
|
||||
diary.authorName,
|
||||
style: TextStyle(
|
||||
fontSize: 12,
|
||||
fontWeight: FontWeight.w600,
|
||||
@@ -432,12 +633,13 @@ class _ExpertDiariesList extends StatelessWidget {
|
||||
const SizedBox(width: DesignTokens.spacing8),
|
||||
Text(
|
||||
'·',
|
||||
style: TextStyle(color: theme.colorScheme.onSurfaceVariant),
|
||||
style: TextStyle(
|
||||
color: theme.colorScheme.onSurfaceVariant),
|
||||
),
|
||||
const SizedBox(width: DesignTokens.spacing8),
|
||||
Expanded(
|
||||
child: Text(
|
||||
e.$3,
|
||||
diary.title,
|
||||
maxLines: 1,
|
||||
overflow: TextOverflow.ellipsis,
|
||||
style: TextStyle(
|
||||
@@ -452,7 +654,9 @@ class _ExpertDiariesList extends StatelessWidget {
|
||||
),
|
||||
const SizedBox(height: 4),
|
||||
Text(
|
||||
e.$4,
|
||||
diary.contentPreview.isNotEmpty
|
||||
? diary.contentPreview
|
||||
: '...',
|
||||
maxLines: 2,
|
||||
overflow: TextOverflow.ellipsis,
|
||||
style: TextStyle(
|
||||
@@ -468,11 +672,14 @@ class _ExpertDiariesList extends StatelessWidget {
|
||||
Row(
|
||||
mainAxisSize: MainAxisSize.min,
|
||||
children: [
|
||||
Icon(Icons.favorite_rounded, size: 14, color: AppColors.rose),
|
||||
Icon(Icons.favorite_rounded,
|
||||
size: 14, color: AppColors.rose),
|
||||
const SizedBox(width: 4),
|
||||
Text(
|
||||
e.$5,
|
||||
style: TextStyle(fontSize: 11, color: theme.colorScheme.onSurfaceVariant),
|
||||
diary.likeText,
|
||||
style: TextStyle(
|
||||
fontSize: 11,
|
||||
color: theme.colorScheme.onSurfaceVariant),
|
||||
),
|
||||
],
|
||||
),
|
||||
|
||||
Reference in New Issue
Block a user