fix(app): Phase 1.1 紧急修复 — SyncEngine 接入 + authorId + catch 异常处理

- feat(sync): SyncEngine 接入 EditorPage, 保存时 enqueue + 网络恢复自动 trySync
- fix(editor): authorId 从 AuthBloc 获取, 替代硬编码 'local'
- fix(bloc): class_bloc/calendar/profile/parent catch(_).全部改为 debugPrint
- feat(editor): 编辑器工具栏拆分 (brush_panel/tag_panel/text_format_bar/dot_grid_painter)
- feat(editor): EditorBloc 扩展 + EditorPage 增强
- feat(search): SearchBloc 扩展搜索功能
- feat(home): HomeBloc/HomePage 增强
- feat(auth): LoginPage 增强
- feat(templates): TemplateGalleryPage 重构
- fix(web): 管理端班级/日记页面修复
- fix(server): comment_service + theme_handler 修复
- docs: 添加全链路审计报告和验证截图

app/lib/features/editor/bloc/editor_bloc.dart

@@ -4,13 +4,16 @@
 // - 手写层：笔画列表 + 画笔设置 + 撤销/重做栈
 // - 元素层：贴纸/照片/文字元素列表 + 选中元素 + 拖拽状态
 // - 工具栏：当前活动工具 + 颜色面板 + 笔刷大小
+// - 标签/心情：日记标签管理 + 心情选择 + 标题编辑
 // - 自动保存：笔画/元素变更 debounce → 触发保存回调
 
 import 'dart:async';
 
+import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 
 import '../widgets/stroke_model.dart';
+import '../../../data/models/journal_entry.dart';
 import '../../../data/models/journal_element.dart';
 
 // ============================================================
@@ -110,20 +113,69 @@ class ElementsLoaded extends EditorEvent {
   ElementsLoaded(this.elements);
 }
 
+// --- 标签/心情/标题事件 ---
+
+/// 添加标签
+class TagAdded extends EditorEvent {
+  final String tag;
+  TagAdded(this.tag);
+}
+
+/// 移除标签
+class TagRemoved extends EditorEvent {
+  final String tag;
+  TagRemoved(this.tag);
+}
+
+/// 加载已有标签
+class TagsLoaded extends EditorEvent {
+  final List<String> tags;
+  TagsLoaded(this.tags);
+}
+
+/// 心情变更
+class MoodChanged extends EditorEvent {
+  final Mood mood;
+  MoodChanged(this.mood);
+}
+
+/// 标题变更
+class TitleChanged extends EditorEvent {
+  final String title;
+  TitleChanged(this.title);
+}
+
+/// 文字格式变更
+class TextFormatChanged extends EditorEvent {
+  final String elementId;
+  final bool? bold;
+  final bool? italic;
+  final bool? underline;
+  final String? color;
+  final TextAlign? alignment;
+  TextFormatChanged({
+    required this.elementId,
+    this.bold,
+    this.italic,
+    this.underline,
+    this.color,
+    this.alignment,
+  });
+}
+
 // ============================================================
 // 状态
 // ============================================================
 
-/// 编辑器工具枚举
+/// 编辑器工具枚举 — 对应底部 6 个工具按钮 + 内部 select 模式
 enum EditorTool {
-  pen,       // 钢笔
-  pencil,    // 铅笔
-  marker,    // 马克笔
-  eraser,    // 橡皮擦
-  select,    // 选择/移动元素
-  text,      // 文字输入
   sticker,   // 贴纸
-  image,     // 照片
+  template,  // 模板
+  brush,     // 画笔（含钢笔/铅笔/马克笔/橡皮子类型）
+  photo,     // 照片
+  text,      // 文字
+  more,      // 更多
+  select,    // 选择/移动元素（内部模式，非 UI 按钮）
 }
 
 /// 编辑器状态
@@ -134,6 +186,7 @@ class EditorState {
   final BrushType brushType;
   final String brushColor;
   final double brushWidth;
+  final double brushOpacity;
   final int maxUndoSteps;
 
   // 元素层
@@ -143,6 +196,11 @@ class EditorState {
   // 工具栏
   final EditorTool activeTool;
 
+  // 标签/心情/标题
+  final List<String> tags;
+  final Mood selectedMood;
+  final String title;
+
   // 自动保存
   final bool isDirty;
   final DateTime? lastSavedAt;
@@ -153,10 +211,14 @@ class EditorState {
     this.brushType = BrushType.pen,
     this.brushColor = '#2D2420',
     this.brushWidth = 3.0,
+    this.brushOpacity = 1.0,
     this.maxUndoSteps = 50,
     this.elements = const [],
     this.selectedElementId,
-    this.activeTool = EditorTool.pen,
+    this.activeTool = EditorTool.brush,
+    this.tags = const [],
+    this.selectedMood = Mood.calm,
+    this.title = '',
     this.isDirty = false,
     this.lastSavedAt,
   });
@@ -167,10 +229,14 @@ class EditorState {
     BrushType? brushType,
     String? brushColor,
     double? brushWidth,
+    double? brushOpacity,
     List<JournalElement>? elements,
     String? selectedElementId,
     bool clearSelection = false,
     EditorTool? activeTool,
+    List<String>? tags,
+    Mood? selectedMood,
+    String? title,
     bool? isDirty,
     DateTime? lastSavedAt,
   }) =>
@@ -180,27 +246,28 @@ class EditorState {
         brushType: brushType ?? this.brushType,
         brushColor: brushColor ?? this.brushColor,
         brushWidth: brushWidth ?? this.brushWidth,
+        brushOpacity: brushOpacity ?? this.brushOpacity,
         maxUndoSteps: maxUndoSteps,
         elements: elements ?? this.elements,
-        selectedElementId: clearSelection ? null : (selectedElementId ?? this.selectedElementId),
+        selectedElementId:
+            clearSelection ? null : (selectedElementId ?? this.selectedElementId),
         activeTool: activeTool ?? this.activeTool,
+        tags: tags ?? this.tags,
+        selectedMood: selectedMood ?? this.selectedMood,
+        title: title ?? this.title,
         isDirty: isDirty ?? this.isDirty,
         lastSavedAt: lastSavedAt ?? this.lastSavedAt,
       );
 
-  /// 是否处于手写模式（画笔/橡皮工具）
-  bool get isDrawingMode =>
-      activeTool == EditorTool.pen ||
-      activeTool == EditorTool.pencil ||
-      activeTool == EditorTool.marker ||
-      activeTool == EditorTool.eraser;
+  /// 是否处于手写模式
+  bool get isDrawingMode => activeTool == EditorTool.brush;
 
   /// 是否处于元素操作模式
   bool get isElementMode =>
       activeTool == EditorTool.select ||
       activeTool == EditorTool.text ||
       activeTool == EditorTool.sticker ||
-      activeTool == EditorTool.image;
+      activeTool == EditorTool.photo;
 }
 
 // ============================================================
@@ -238,6 +305,14 @@ class EditorBloc extends Bloc<EditorEvent, EditorState> {
 
     // 工具栏事件
     on<ToolChanged>(_onToolChanged);
+
+    // 标签/心情/标题事件
+    on<TagAdded>(_onTagAdded);
+    on<TagRemoved>(_onTagRemoved);
+    on<TagsLoaded>(_onTagsLoaded);
+    on<MoodChanged>(_onMoodChanged);
+    on<TitleChanged>(_onTitleChanged);
+    on<TextFormatChanged>(_onTextFormatChanged);
   }
 
   @override
@@ -321,7 +396,8 @@ class EditorBloc extends Bloc<EditorEvent, EditorState> {
   // ============================================================
 
   void _onElementAdded(ElementAdded event, Emitter<EditorState> emit) {
-    final updated = List<JournalElement>.from(state.elements)..add(event.element);
+    final updated =
+        List<JournalElement>.from(state.elements)..add(event.element);
     emit(state.copyWith(
       elements: updated,
       selectedElementId: event.element.id,
@@ -394,6 +470,58 @@ class EditorBloc extends Bloc<EditorEvent, EditorState> {
     ));
   }
 
+  // ============================================================
+  // 标签/心情/标题事件处理
+  // ============================================================
+
+  void _onTagAdded(TagAdded event, Emitter<EditorState> emit) {
+    if (state.tags.contains(event.tag)) return;
+    if (state.tags.length >= 10) return; // 设计 Token: maxTags=10
+    final updated = List<String>.from(state.tags)..add(event.tag);
+    emit(state.copyWith(tags: updated, isDirty: true));
+    _scheduleAutoSave();
+  }
+
+  void _onTagRemoved(TagRemoved event, Emitter<EditorState> emit) {
+    final updated = List<String>.from(state.tags)..remove(event.tag);
+    emit(state.copyWith(tags: updated, isDirty: true));
+    _scheduleAutoSave();
+  }
+
+  void _onTagsLoaded(TagsLoaded event, Emitter<EditorState> emit) {
+    emit(state.copyWith(tags: event.tags));
+  }
+
+  void _onMoodChanged(MoodChanged event, Emitter<EditorState> emit) {
+    emit(state.copyWith(selectedMood: event.mood, isDirty: true));
+    _scheduleAutoSave();
+  }
+
+  void _onTitleChanged(TitleChanged event, Emitter<EditorState> emit) {
+    emit(state.copyWith(title: event.title, isDirty: true));
+    _scheduleAutoSave();
+  }
+
+  void _onTextFormatChanged(
+    TextFormatChanged event,
+    Emitter<EditorState> emit,
+  ) {
+    final updated = state.elements.map((e) {
+      if (e.id != event.elementId) return e;
+      final content = Map<String, dynamic>.from(e.content);
+      if (event.bold != null) content['bold'] = event.bold;
+      if (event.italic != null) content['italic'] = event.italic;
+      if (event.underline != null) content['underline'] = event.underline;
+      if (event.color != null) content['color'] = event.color;
+      if (event.alignment != null) {
+        content['alignment'] = event.alignment!.index;
+      }
+      return e.copyWith(content: content);
+    }).toList();
+    emit(state.copyWith(elements: updated, isDirty: true));
+    _scheduleAutoSave();
+  }
+
   // ============================================================
   // 自动保存
   // ============================================================