feat(app): 多页面动态化 — 搜索/资料/教师/贴纸库/模板/日历

- SearchPage: 热搜词从日记标签频率动态生成 + 模板搜索网格
- ProfilePage: 成就徽章从 AchievementBloc 动态加载 + 头像首字母
- TeacherPage: 班级码改为对话框展示 (班级名+码+人数)
- StickerLibraryPage: 分类从 API 动态合并 + 精选包卡片动态化
- TemplateGalleryPage: 适配动态数据
- ClassPage: 微调
- HomePage: 路由适配
- CalendarBloc: 新增测试
- AppRouter: 路由更新

app/lib/features/search/views/search_page.dart

@@ -17,6 +17,9 @@ import '../../../core/theme/app_colors.dart';
 import '../../../core/theme/app_radius.dart';
 import '../../../core/utils/mood_utils.dart';
 import '../../../data/models/journal_entry.dart';
+import '../../../data/remote/api_client.dart';
+import '../../../data/repositories/journal_repository.dart';
+import '../../templates/bloc/template_bloc.dart';
 import '../bloc/search_bloc.dart';
 
 /// 搜索页面 — 搜索历史 + 热门搜索 + 结果分类
@@ -31,18 +34,42 @@ class _SearchPageState extends State<SearchPage> {
   final _searchController = TextEditingController();
   final _searchFocusNode = FocusNode();
 
-  // 热门搜索占位数据
-  final _hotSearches = ['日常', '学校', '旅行', '美食', '读书', '心情', '手账', '贴纸'];
+  // 热门搜索 — 从用户日记标签动态推导，无数据时使用默认推荐
+  List<String> _hotSearches = ['日常', '学校', '旅行', '心情', '读书', '手账'];
 
   @override
   void initState() {
     super.initState();
+    _deriveHotSearches();
     // 自动弹出键盘
     WidgetsBinding.instance.addPostFrameCallback((_) {
       _searchFocusNode.requestFocus();
     });
   }
 
+  /// 从日记标签频率推导热门搜索
+  Future<void> _deriveHotSearches() async {
+    try {
+      final repo = context.read<JournalRepository>();
+      final journals = await repo.getJournals();
+      final tagFreq = <String, int>{};
+      for (final j in journals) {
+        for (final tag in j.tags) {
+          tagFreq[tag] = (tagFreq[tag] ?? 0) + 1;
+        }
+      }
+      final sorted = tagFreq.keys.toList()
+        ..sort((a, b) => tagFreq[b]!.compareTo(tagFreq[a]!));
+      if (sorted.isNotEmpty && mounted) {
+        setState(() {
+          _hotSearches = sorted.take(8).toList();
+        });
+      }
+    } catch (_) {
+      // 保持默认值
+    }
+  }
+
   @override
   void dispose() {
     _searchController.dispose();
@@ -490,79 +517,10 @@ class _SearchPageState extends State<SearchPage> {
     );
   }
 
-  // ===== 6E: 模板结果（占位） =====
+  // ===== 6E: 模板结果（动态加载） =====
 
   Widget _buildTemplateResults(ThemeData theme, bool isDark) {
-    // Phase 1 占位 — 模板功能未实现
-    return GridView.builder(
-      padding: const EdgeInsets.all(16),
-      gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount(
-        crossAxisCount: 2,
-        mainAxisSpacing: 12,
-        crossAxisSpacing: 12,
-        childAspectRatio: 0.75,
-      ),
-      itemCount: 4,
-      itemBuilder: (context, index) {
-        final gradients = [
-          const [AppColors.accent, AppColors.tertiary],
-          const [AppColors.secondary, AppColors.tertiary],
-          const [AppColors.rose, AppColors.accent],
-          const [AppColors.tertiary, AppColors.secondary],
-        ];
-        final labels = ['每日心情', '旅行手账', '读书笔记', '日常记录'];
-        return Container(
-          decoration: BoxDecoration(
-            borderRadius: BorderRadius.circular(AppRadius.md),
-            gradient: LinearGradient(
-              begin: Alignment.topLeft,
-              end: Alignment.bottomRight,
-              colors: gradients[index],
-            ),
-          ),
-          child: Stack(
-            children: [
-              // 装饰圆
-              Positioned(
-                right: -10,
-                bottom: -10,
-                child: Container(
-                  width: 60,
-                  height: 60,
-                  decoration: BoxDecoration(
-                    shape: BoxShape.circle,
-                    color: Colors.white.withValues(alpha: 0.12),
-                  ),
-                ),
-              ),
-              Padding(
-                padding: const EdgeInsets.all(16),
-                child: Column(
-                  crossAxisAlignment: CrossAxisAlignment.start,
-                  mainAxisAlignment: MainAxisAlignment.end,
-                  children: [
-                    Text(
-                      labels[index],
-                      style: theme.textTheme.titleSmall?.copyWith(
-                        color: Colors.white,
-                        fontWeight: FontWeight.w600,
-                      ),
-                    ),
-                    const SizedBox(height: 4),
-                    Text(
-                      '即将上线',
-                      style: theme.textTheme.bodySmall?.copyWith(
-                        color: Colors.white.withValues(alpha: 0.7),
-                      ),
-                    ),
-                  ],
-                ),
-              ),
-            ],
-          ),
-        );
-      },
-    );
+    return _TemplateSearchGrid(theme: theme, isDark: isDark);
   }
 
   // ===== 6E: 标签结果 =====
@@ -781,3 +739,124 @@ extension _PadAll on Widget {
         child: this,
       );
 }
+
+/// 搜索页模板结果 — 从 TemplateBloc 动态加载
+class _TemplateSearchGrid extends StatefulWidget {
+  const _TemplateSearchGrid({required this.theme, required this.isDark});
+  final ThemeData theme;
+  final bool isDark;
+
+  @override
+  State<_TemplateSearchGrid> createState() => _TemplateSearchGridState();
+}
+
+class _TemplateSearchGridState extends State<_TemplateSearchGrid> {
+  late final TemplateBloc _bloc;
+
+  @override
+  void initState() {
+    super.initState();
+    _bloc = TemplateBloc(api: context.read<ApiClient>());
+    _bloc.load();
+    _bloc.addListener(() => setState(() {}));
+  }
+
+  @override
+  void dispose() {
+    _bloc.dispose();
+    super.dispose();
+  }
+
+  static const _gradients = [
+    [AppColors.accent, AppColors.tertiary],
+    [AppColors.secondary, AppColors.tertiary],
+    [AppColors.rose, AppColors.accent],
+    [AppColors.tertiary, AppColors.secondary],
+  ];
+
+  @override
+  Widget build(BuildContext context) {
+    final templates = _bloc.state.templates;
+
+    if (_bloc.state.isLoading) {
+      return const Center(child: CircularProgressIndicator());
+    }
+
+    if (templates.isEmpty) {
+      return Center(
+        child: Text('暂无模板', style: widget.theme.textTheme.bodyMedium?.copyWith(
+          color: widget.isDark ? AppColors.mutedDark : AppColors.mutedLight,
+        )),
+      );
+    }
+
+    return GridView.builder(
+      padding: const EdgeInsets.all(16),
+      gridDelegate: const SliverGridDelegateWithFixedCrossAxisCount(
+        crossAxisCount: 2,
+        mainAxisSpacing: 12,
+        crossAxisSpacing: 12,
+        childAspectRatio: 0.75,
+      ),
+      itemCount: templates.length,
+      itemBuilder: (context, index) {
+        final t = templates[index];
+        final colors = _gradients[index % _gradients.length];
+        return Container(
+          decoration: BoxDecoration(
+            borderRadius: BorderRadius.circular(AppRadius.md),
+            gradient: LinearGradient(
+              begin: Alignment.topLeft,
+              end: Alignment.bottomRight,
+              colors: colors,
+            ),
+          ),
+          child: Stack(
+            children: [
+              Positioned(
+                right: -10,
+                bottom: -10,
+                child: Container(
+                  width: 60,
+                  height: 60,
+                  decoration: BoxDecoration(
+                    shape: BoxShape.circle,
+                    color: Colors.white.withValues(alpha: 0.12),
+                  ),
+                ),
+              ),
+              Padding(
+                padding: const EdgeInsets.all(16),
+                child: Column(
+                  crossAxisAlignment: CrossAxisAlignment.start,
+                  mainAxisAlignment: MainAxisAlignment.end,
+                  children: [
+                    Text(
+                      t.emoji,
+                      style: const TextStyle(fontSize: 28),
+                    ),
+                    const SizedBox(height: 8),
+                    Text(
+                      t.name,
+                      style: widget.theme.textTheme.titleSmall?.copyWith(
+                        color: Colors.white,
+                        fontWeight: FontWeight.w600,
+                      ),
+                    ),
+                    const SizedBox(height: 4),
+                    Text(
+                      t.isFree ? '免费模板' : '精品模板',
+                      style: widget.theme.textTheme.bodySmall?.copyWith(
+                        color: Colors.white.withValues(alpha: 0.7),
+                      ),
+                    ),
+                  ],
+                ),
+              ),
+            ],
+          ),
+        );
+      },
+    );
+  }
+}