处理好评论了

keyBoard/Class/AiTalk/M/KBAICommentModel.h

@@ -14,9 +14,8 @@ NS_ASSUME_NONNULL_BEGIN
 /// Footer 状态枚举
 typedef NS_ENUM(NSInteger, KBAIReplyFooterState) {
   KBAIReplyFooterStateHidden,   // 无二级评论，不显示
-  KBAIReplyFooterStateExpand,   // 显示"展开x条回复"（初始折叠状态）
+  KBAIReplyFooterStateExpand,   // 显示"展开x条回复"（折叠状态）
-  KBAIReplyFooterStateLoadMore, // 显示"加载更多"（已展开部分）
+  KBAIReplyFooterStateCollapse  // 显示"收起"（展开状态）
-  KBAIReplyFooterStateCollapse  // 显示"收起"（全部展开后）
 };
 
 /// 一级评论模型
@@ -63,6 +62,11 @@ typedef NS_ENUM(NSInteger, KBAIReplyFooterState) {
 /// 回复是否已展开
 @property(nonatomic, assign) BOOL isRepliesExpanded;
 
+#pragma mark - 缓存高度
+
+/// Header 高度缓存
+@property(nonatomic, assign) CGFloat cachedHeaderHeight;
+
 #pragma mark - Helper Methods
 
 /// 格式化后的时间字符串
@@ -71,13 +75,16 @@ typedef NS_ENUM(NSInteger, KBAIReplyFooterState) {
 /// 获取当前 Footer 状态
 - (KBAIReplyFooterState)footerState;
 
-/// 展开更多回复（每次加载指定数量）
+/// 展开全部回复
-/// @param count 本次加载的数量
+- (void)expandAllReplies;
-- (void)loadMoreReplies:(NSInteger)count;
 
 /// 收起所有回复
 - (void)collapseReplies;
 
+/// 计算 Header 高度
+/// @param maxWidth 最大宽度
+- (CGFloat)calculateHeaderHeightWithMaxWidth:(CGFloat)maxWidth;
+
 @end
 
 NS_ASSUME_NONNULL_END

keyBoard/Class/AiTalk/M/KBAICommentModel.m

@@ -64,37 +64,55 @@
     return KBAIReplyFooterStateHidden;
   }
 
-  // 未展开（初始状态）
+  // 已展开
-  if (!self.isRepliesExpanded) {
+  if (self.isRepliesExpanded) {
-    return KBAIReplyFooterStateExpand;
-  }
-
-  // 已展开但还有更多
-  if (self.displayedReplies.count < self.totalReplyCount) {
-    return KBAIReplyFooterStateLoadMore;
-  }
-
-  // 全部展开，显示收起
     return KBAIReplyFooterStateCollapse;
+  }
+
+  // 未展开
+  return KBAIReplyFooterStateExpand;
 }
 
-- (void)loadMoreReplies:(NSInteger)count {
+- (void)expandAllReplies {
   self.isRepliesExpanded = YES;
-
+  [self.displayedReplies removeAllObjects];
-  NSInteger currentCount = self.displayedReplies.count;
+  [self.displayedReplies addObjectsFromArray:self.replies];
-  NSInteger endIndex = MIN(currentCount + count, self.replies.count);
-
-  for (NSInteger i = currentCount; i < endIndex; i++) {
-    [self.displayedReplies addObject:self.replies[i]];
-  }
-
-  self.hasMoreReplies = (self.displayedReplies.count < self.totalReplyCount);
 }
 
 - (void)collapseReplies {
   self.isRepliesExpanded = NO;
   [self.displayedReplies removeAllObjects];
-  self.hasMoreReplies = self.totalReplyCount > 0;
+}
+
+- (CGFloat)calculateHeaderHeightWithMaxWidth:(CGFloat)maxWidth {
+  if (self.cachedHeaderHeight > 0) {
+    return self.cachedHeaderHeight;
+  }
+  
+  // Header 布局：
+  // 头像(40) + 间距(12) + 内容区域 + 间距(50，点赞按钮) + 右边距(16)
+  // 内容区域宽度 = maxWidth - 16(左边距) - 40(头像) - 12(间距) - 50(点赞) - 16(右边距)
+  CGFloat contentWidth = maxWidth - 16 - 40 - 12 - 50 - 16;
+  
+  // 用户名高度（单行）
+  CGFloat userNameHeight = 17; // 14号字体
+  
+  // 时间高度（单行）
+  CGFloat timeHeight = 15; // 12号字体
+  
+  // 内容高度（多行）
+  UIFont *contentFont = [UIFont systemFontOfSize:15];
+  CGRect contentRect = [self.content boundingRectWithSize:CGSizeMake(contentWidth, CGFLOAT_MAX)
+                                                  options:NSStringDrawingUsesLineFragmentOrigin | NSStringDrawingUsesFontLeading
+                                               attributes:@{NSFontAttributeName: contentFont}
+                                                  context:nil];
+  CGFloat contentHeight = ceil(contentRect.size.height);
+  
+  // 总高度 = 上边距(12) + 用户名 + 间距(2) + 时间 + 间距(8) + 内容 + 下边距(12)
+  CGFloat totalHeight = 12 + userNameHeight + 2 + timeHeight + 8 + contentHeight + 12;
+  
+  self.cachedHeaderHeight = totalHeight;
+  return totalHeight;
 }
 
 @end

keyBoard/Class/AiTalk/M/KBAIReplyModel.h

@@ -39,9 +39,18 @@ NS_ASSUME_NONNULL_BEGIN
 /// 创建时间（时间戳）
 @property(nonatomic, assign) NSTimeInterval createTime;
 
+#pragma mark - 缓存高度
+
+/// Cell 高度缓存
+@property(nonatomic, assign) CGFloat cachedCellHeight;
+
 /// 格式化后的时间字符串
 - (NSString *)formattedTime;
 
+/// 计算 Cell 高度
+/// @param maxWidth 最大宽度
+- (CGFloat)calculateCellHeightWithMaxWidth:(CGFloat)maxWidth;
+
 @end
 
 NS_ASSUME_NONNULL_END

keyBoard/Class/AiTalk/M/KBAIReplyModel.m

@@ -37,4 +37,42 @@
   }
 }
 
+- (CGFloat)calculateCellHeightWithMaxWidth:(CGFloat)maxWidth {
+  if (self.cachedCellHeight > 0) {
+    return self.cachedCellHeight;
+  }
+  
+  // Cell 布局：
+  // 左边距(68) + 头像(28) + 间距(8) + 内容区域 + 间距(8) + 点赞按钮(40) + 右边距(16)
+  // 内容区域宽度 = maxWidth - 68 - 28 - 8 - 8 - 40 - 16
+  CGFloat contentWidth = maxWidth - 68 - 28 - 8 - 8 - 40 - 16;
+  
+  // 构建富文本计算高度
+  NSMutableString *fullText = [NSMutableString stringWithString:self.userName];
+  if (self.replyToUserName.length > 0) {
+    [fullText appendFormat:@" 回复 @%@", self.replyToUserName];
+  }
+  [fullText appendFormat:@"：%@", self.content];
+  
+  UIFont *contentFont = [UIFont systemFontOfSize:14];
+  CGRect contentRect = [fullText boundingRectWithSize:CGSizeMake(contentWidth, CGFLOAT_MAX)
+                                              options:NSStringDrawingUsesLineFragmentOrigin | NSStringDrawingUsesFontLeading
+                                           attributes:@{NSFontAttributeName: contentFont}
+                                              context:nil];
+  CGFloat contentHeight = ceil(contentRect.size.height);
+  
+  // 时间高度（单行）
+  CGFloat timeHeight = 14; // 11号字体
+  
+  // 总高度 = 上边距(8) + 内容 + 间距(4) + 时间 + 下边距(8)
+  CGFloat totalHeight = 8 + contentHeight + 4 + timeHeight + 8;
+  
+  // 最小高度（头像高度 + 上下边距）
+  CGFloat minHeight = 8 + 28 + 8;
+  totalHeight = MAX(totalHeight, minHeight);
+  
+  self.cachedCellHeight = totalHeight;
+  return totalHeight;
+}
+
 @end

keyBoard/Class/AiTalk/M/comments_mock.json

@@ -1,5 +1,5 @@
 {
-  "totalCount": 1258,
+  "totalCount": 5628,
   "comments": [
     {
       "id": "comment_001",
@@ -11,77 +11,11 @@
       "isLiked": false,
       "createTime": 1737010800,
       "replies": [
-        {
+        {"id": "reply_001_1", "userId": "user_102", "userName": "科技达人", "avatarUrl": "https://picsum.photos/100/100?random=2", "content": "同意！这个设计真的很用心", "likeCount": 45, "isLiked": false, "createTime": 1737014400},
-          "id": "reply_001_1",
+        {"id": "reply_001_2", "userId": "user_103", "userName": "程序员小李", "avatarUrl": "https://picsum.photos/100/100?random=3", "content": "感谢支持，会继续努力的！", "replyToUserName": "科技达人", "likeCount": 23, "isLiked": true, "createTime": 1737018000},
-          "userId": "user_102",
+        {"id": "reply_001_3", "userId": "user_104", "userName": "产品经理", "avatarUrl": "https://picsum.photos/100/100?random=4", "content": "下个版本会有更多惊喜", "likeCount": 12, "isLiked": false, "createTime": 1737021600},
-          "userName": "科技达人",
+        {"id": "reply_001_4", "userId": "user_105", "userName": "UI设计师", "avatarUrl": "https://picsum.photos/100/100?random=5", "content": "细节决定品质", "likeCount": 8, "isLiked": false, "createTime": 1737025200},
-          "avatarUrl": "https://picsum.photos/100/100?random=2",
+        {"id": "reply_001_5", "userId": "user_106", "userName": "测试工程师", "avatarUrl": "https://picsum.photos/100/100?random=6", "content": "已经测试通过了，稳定性很好", "likeCount": 5, "isLiked": false, "createTime": 1737028800}
-          "content": "同意！这个设计真的很用心",
-          "likeCount": 45,
-          "isLiked": false,
-          "createTime": 1737014400
-        },
-        {
-          "id": "reply_001_2",
-          "userId": "user_103",
-          "userName": "程序员小李",
-          "avatarUrl": "https://picsum.photos/100/100?random=3",
-          "content": "感谢支持，会继续努力的！",
-          "replyToUserName": "科技达人",
-          "likeCount": 23,
-          "isLiked": true,
-          "createTime": 1737018000
-        },
-        {
-          "id": "reply_001_3",
-          "userId": "user_104",
-          "userName": "产品经理",
-          "avatarUrl": "https://picsum.photos/100/100?random=4",
-          "content": "下个版本会有更多惊喜",
-          "likeCount": 12,
-          "isLiked": false,
-          "createTime": 1737021600
-        },
-        {
-          "id": "reply_001_4",
-          "userId": "user_105",
-          "userName": "UI设计师",
-          "avatarUrl": "https://picsum.photos/100/100?random=5",
-          "content": "细节决定品质",
-          "likeCount": 8,
-          "isLiked": false,
-          "createTime": 1737025200
-        },
-        {
-          "id": "reply_001_5",
-          "userId": "user_106",
-          "userName": "测试工程师",
-          "avatarUrl": "https://picsum.photos/100/100?random=6",
-          "content": "已经测试通过了，稳定性很好",
-          "likeCount": 5,
-          "isLiked": false,
-          "createTime": 1737028800
-        },
-        {
-          "id": "reply_001_6",
-          "userId": "user_107",
-          "userName": "运营妹子",
-          "avatarUrl": "https://picsum.photos/100/100?random=7",
-          "content": "用户反馈都很正面",
-          "likeCount": 3,
-          "isLiked": false,
-          "createTime": 1737032400
-        },
-        {
-          "id": "reply_001_7",
-          "userId": "user_108",
-          "userName": "后端大神",
-          "avatarUrl": "https://picsum.photos/100/100?random=8",
-          "content": "接口性能优化了30%",
-          "likeCount": 15,
-          "isLiked": false,
-          "createTime": 1737036000
-        }
       ]
     },
     {
@@ -94,60 +28,22 @@
       "isLiked": false,
       "createTime": 1736924400,
       "replies": [
-        {
+        {"id": "reply_002_1", "userId": "user_202", "userName": "官方客服", "avatarUrl": "https://picsum.photos/100/100?random=11", "content": "目前支持中文、英文，日语输入法正在开发中", "likeCount": 32, "isLiked": false, "createTime": 1736928000},
-          "id": "reply_002_1",
+        {"id": "reply_002_2", "userId": "user_201", "userName": "热心网友", "avatarUrl": "https://picsum.photos/100/100?random=10", "content": "太好了，期待！", "replyToUserName": "官方客服", "likeCount": 5, "isLiked": false, "createTime": 1736931600}
-          "userId": "user_202",
-          "userName": "官方客服",
-          "avatarUrl": "https://picsum.photos/100/100?random=11",
-          "content": "目前支持中文、英文，日语输入法正在开发中，预计下月上线",
-          "likeCount": 32,
-          "isLiked": false,
-          "createTime": 1736928000
-        },
-        {
-          "id": "reply_002_2",
-          "userId": "user_201",
-          "userName": "热心网友",
-          "avatarUrl": "https://picsum.photos/100/100?random=10",
-          "content": "太好了，期待！",
-          "replyToUserName": "官方客服",
-          "likeCount": 5,
-          "isLiked": false,
-          "createTime": 1736931600
-        }
       ]
     },
-    {
+    {"id": "comment_003", "userId": "user_301", "userName": "设计爱好者", "avatarUrl": "https://picsum.photos/100/100?random=12", "content": "这个UI设计太精美了，配色方案很舒服", "likeCount": 256, "isLiked": true, "createTime": 1736838000, "replies": []},
-      "id": "comment_003",
-      "userId": "user_301",
-      "userName": "设计爱好者",
-      "avatarUrl": "https://picsum.photos/100/100?random=12",
-      "content": "这个UI设计太精美了，配色方案很舒服，是哪位设计师的作品？",
-      "likeCount": 256,
-      "isLiked": true,
-      "createTime": 1736838000,
-      "replies": []
-    },
     {
       "id": "comment_004",
       "userId": "user_401",
       "userName": "效率达人",
       "avatarUrl": "https://picsum.photos/100/100?random=13",
-      "content": "自从用了这个键盘，打字速度提升了一倍！强烈推荐给大家",
+      "content": "自从用了这个键盘，打字速度提升了一倍！强烈推荐",
       "likeCount": 512,
       "isLiked": false,
       "createTime": 1736751600,
       "replies": [
-        {
+        {"id": "reply_004_1", "userId": "user_402", "userName": "新用户", "avatarUrl": "https://picsum.photos/100/100?random=14", "content": "真的吗？那我也要试试", "likeCount": 18, "isLiked": false, "createTime": 1736755200}
-          "id": "reply_004_1",
-          "userId": "user_402",
-          "userName": "新用户",
-          "avatarUrl": "https://picsum.photos/100/100?random=14",
-          "content": "真的吗？那我也要试试",
-          "likeCount": 18,
-          "isLiked": false,
-          "createTime": 1736755200
-        }
       ]
     },
     {
@@ -160,48 +56,60 @@
       "isLiked": false,
       "createTime": 1736665200,
       "replies": [
-        {
+        {"id": "reply_005_1", "userId": "user_502", "userName": "粉丝A", "avatarUrl": "https://picsum.photos/100/100?random=16", "content": "博主的评测视频太专业了", "likeCount": 56, "isLiked": false, "createTime": 1736668800},
-          "id": "reply_005_1",
+        {"id": "reply_005_2", "userId": "user_503", "userName": "粉丝B", "avatarUrl": "https://picsum.photos/100/100?random=17", "content": "已经去看了，确实很详细", "likeCount": 23, "isLiked": false, "createTime": 1736672400},
-          "userId": "user_502",
+        {"id": "reply_005_3", "userId": "user_504", "userName": "路人甲", "avatarUrl": "https://picsum.photos/100/100?random=18", "content": "求链接", "likeCount": 8, "isLiked": false, "createTime": 1736676000}
-          "userName": "粉丝A",
-          "avatarUrl": "https://picsum.photos/100/100?random=16",
-          "content": "博主的评测视频太专业了",
-          "likeCount": 56,
-          "isLiked": false,
-          "createTime": 1736668800
-        },
-        {
-          "id": "reply_005_2",
-          "userId": "user_503",
-          "userName": "粉丝B",
-          "avatarUrl": "https://picsum.photos/100/100?random=17",
-          "content": "已经去看了，确实很详细",
-          "likeCount": 23,
-          "isLiked": false,
-          "createTime": 1736672400
-        },
-        {
-          "id": "reply_005_3",
-          "userId": "user_504",
-          "userName": "路人甲",
-          "avatarUrl": "https://picsum.photos/100/100?random=18",
-          "content": "求链接",
-          "likeCount": 8,
-          "isLiked": false,
-          "createTime": 1736676000
-        }
       ]
     },
-    {
+    {"id": "comment_006", "userId": "user_601", "userName": "老用户", "avatarUrl": "https://picsum.photos/100/100?random=19", "content": "用了三年了，一直很稳定，希望能出个暗黑主题", "likeCount": 178, "isLiked": false, "createTime": 1736578800, "replies": []},
-      "id": "comment_006",
+    {"id": "comment_007", "userId": "user_701", "userName": "学生党", "avatarUrl": "https://picsum.photos/100/100?random=20", "content": "上课记笔记超方便的！", "likeCount": 67, "isLiked": false, "createTime": 1736492400, "replies": [{"id": "reply_007_1", "userId": "user_702", "userName": "同学", "avatarUrl": "https://picsum.photos/100/100?random=21", "content": "同感！", "likeCount": 3, "isLiked": false, "createTime": 1736496000}]},
-      "userId": "user_601",
+    {"id": "comment_008", "userId": "user_801", "userName": "职场人", "avatarUrl": "https://picsum.photos/100/100?random=22", "content": "工作效率提升神器", "likeCount": 234, "isLiked": true, "createTime": 1736406000, "replies": []},
-      "userName": "老用户",
+    {"id": "comment_009", "userId": "user_901", "userName": "游戏玩家", "avatarUrl": "https://picsum.photos/100/100?random=23", "content": "打游戏聊天也很顺手", "likeCount": 89, "isLiked": false, "createTime": 1736319600, "replies": [{"id": "reply_009_1", "userId": "user_902", "userName": "队友", "avatarUrl": "https://picsum.photos/100/100?random=24", "content": "确实，反应很快", "likeCount": 12, "isLiked": false, "createTime": 1736323200}]},
-      "avatarUrl": "https://picsum.photos/100/100?random=19",
+    {"id": "comment_010", "userId": "user_1001", "userName": "文字工作者", "avatarUrl": "https://picsum.photos/100/100?random=25", "content": "写文章必备工具", "likeCount": 156, "isLiked": false, "createTime": 1736233200, "replies": []},
-      "content": "用了三年了，一直很稳定，希望能出个暗黑主题",
+    {"id": "comment_011", "userId": "user_1101", "userName": "程序员", "avatarUrl": "https://picsum.photos/100/100?random=26", "content": "代码补全功能太强了", "likeCount": 445, "isLiked": true, "createTime": 1736146800, "replies": [{"id": "reply_011_1", "userId": "user_1102", "userName": "后端开发", "avatarUrl": "https://picsum.photos/100/100?random=27", "content": "支持多少种语言？", "likeCount": 8, "isLiked": false, "createTime": 1736150400}, {"id": "reply_011_2", "userId": "user_1101", "userName": "程序员", "avatarUrl": "https://picsum.photos/100/100?random=26", "content": "主流语言都支持", "replyToUserName": "后端开发", "likeCount": 15, "isLiked": false, "createTime": 1736154000}]},
-      "likeCount": 178,
+    {"id": "comment_012", "userId": "user_1201", "userName": "产品体验官", "avatarUrl": "https://picsum.photos/100/100?random=28", "content": "交互体验非常流畅", "likeCount": 78, "isLiked": false, "createTime": 1736060400, "replies": []},
-      "isLiked": false,
+    {"id": "comment_013", "userId": "user_1301", "userName": "手机发烧友", "avatarUrl": "https://picsum.photos/100/100?random=29", "content": "内存占用很小，不卡顿", "likeCount": 234, "isLiked": false, "createTime": 1735974000, "replies": [{"id": "reply_013_1", "userId": "user_1302", "userName": "技术控", "avatarUrl": "https://picsum.photos/100/100?random=30", "content": "优化做得真好", "likeCount": 23, "isLiked": false, "createTime": 1735977600}]},
-      "createTime": 1736578800,
+    {"id": "comment_014", "userId": "user_1401", "userName": "颜值党", "avatarUrl": "https://picsum.photos/100/100?random=31", "content": "主题皮肤太好看了", "likeCount": 567, "isLiked": true, "createTime": 1735887600, "replies": []},
-      "replies": []
+    {"id": "comment_015", "userId": "user_1501", "userName": "实用主义者", "avatarUrl": "https://picsum.photos/100/100?random=32", "content": "功能齐全，没有广告", "likeCount": 890, "isLiked": false, "createTime": 1735801200, "replies": [{"id": "reply_015_1", "userId": "user_1502", "userName": "同意", "avatarUrl": "https://picsum.photos/100/100?random=33", "content": "这点太重要了", "likeCount": 45, "isLiked": false, "createTime": 1735804800}]},
-    }
+    {"id": "comment_016", "userId": "user_1601", "userName": "安全意识者", "avatarUrl": "https://picsum.photos/100/100?random=34", "content": "隐私保护做得很好", "likeCount": 345, "isLiked": false, "createTime": 1735714800, "replies": []},
+    {"id": "comment_017", "userId": "user_1701", "userName": "多语言用户", "avatarUrl": "https://picsum.photos/100/100?random=35", "content": "中英文切换很方便", "likeCount": 123, "isLiked": false, "createTime": 1735628400, "replies": [{"id": "reply_017_1", "userId": "user_1702", "userName": "留学生", "avatarUrl": "https://picsum.photos/100/100?random=36", "content": "对我来说太实用了", "likeCount": 8, "isLiked": false, "createTime": 1735632000}]},
+    {"id": "comment_018", "userId": "user_1801", "userName": "表情包达人", "avatarUrl": "https://picsum.photos/100/100?random=37", "content": "表情搜索功能爱了", "likeCount": 456, "isLiked": true, "createTime": 1735542000, "replies": []},
+    {"id": "comment_019", "userId": "user_1901", "userName": "极简主义", "avatarUrl": "https://picsum.photos/100/100?random=38", "content": "界面简洁不花哨", "likeCount": 234, "isLiked": false, "createTime": 1735455600, "replies": []},
+    {"id": "comment_020", "userId": "user_2001", "userName": "细节控", "avatarUrl": "https://picsum.photos/100/100?random=39", "content": "按键反馈手感很好", "likeCount": 178, "isLiked": false, "createTime": 1735369200, "replies": [{"id": "reply_020_1", "userId": "user_2002", "userName": "同感", "avatarUrl": "https://picsum.photos/100/100?random=40", "content": "震动反馈调得刚刚好", "likeCount": 12, "isLiked": false, "createTime": 1735372800}]},
+    {"id": "comment_021", "userId": "user_2101", "userName": "夜猫子", "avatarUrl": "https://picsum.photos/100/100?random=41", "content": "夜间模式护眼", "likeCount": 89, "isLiked": false, "createTime": 1735282800, "replies": []},
+    {"id": "comment_022", "userId": "user_2201", "userName": "速度党", "avatarUrl": "https://picsum.photos/100/100?random=42", "content": "滑动输入太爽了", "likeCount": 567, "isLiked": true, "createTime": 1735196400, "replies": [{"id": "reply_022_1", "userId": "user_2202", "userName": "新手", "avatarUrl": "https://picsum.photos/100/100?random=43", "content": "怎么开启？", "likeCount": 3, "isLiked": false, "createTime": 1735200000}, {"id": "reply_022_2", "userId": "user_2201", "userName": "速度党", "avatarUrl": "https://picsum.photos/100/100?random=42", "content": "设置里有", "replyToUserName": "新手", "likeCount": 5, "isLiked": false, "createTime": 1735203600}]},
+    {"id": "comment_023", "userId": "user_2301", "userName": "词库达人", "avatarUrl": "https://picsum.photos/100/100?random=44", "content": "词库很全，生僻字也能打出来", "likeCount": 234, "isLiked": false, "createTime": 1735110000, "replies": []},
+    {"id": "comment_024", "userId": "user_2401", "userName": "云同步用户", "avatarUrl": "https://picsum.photos/100/100?random=45", "content": "换手机词库还在，太方便了", "likeCount": 345, "isLiked": false, "createTime": 1735023600, "replies": []},
+    {"id": "comment_025", "userId": "user_2501", "userName": "语音输入爱好者", "avatarUrl": "https://picsum.photos/100/100?random=46", "content": "语音识别准确率很高", "likeCount": 456, "isLiked": true, "createTime": 1734937200, "replies": [{"id": "reply_025_1", "userId": "user_2502", "userName": "方言用户", "avatarUrl": "https://picsum.photos/100/100?random=47", "content": "支持方言吗？", "likeCount": 23, "isLiked": false, "createTime": 1734940800}]},
+    {"id": "comment_026", "userId": "user_2601", "userName": "剪贴板用户", "avatarUrl": "https://picsum.photos/100/100?random=48", "content": "剪贴板历史功能太实用了", "likeCount": 678, "isLiked": false, "createTime": 1734850800, "replies": []},
+    {"id": "comment_027", "userId": "user_2701", "userName": "快捷短语用户", "avatarUrl": "https://picsum.photos/100/100?random=49", "content": "自定义短语省了很多时间", "likeCount": 234, "isLiked": false, "createTime": 1734764400, "replies": [{"id": "reply_027_1", "userId": "user_2702", "userName": "客服人员", "avatarUrl": "https://picsum.photos/100/100?random=50", "content": "工作必备功能", "likeCount": 15, "isLiked": false, "createTime": 1734768000}]},
+    {"id": "comment_028", "userId": "user_2801", "userName": "单手党", "avatarUrl": "https://picsum.photos/100/100?random=51", "content": "单手模式很贴心", "likeCount": 345, "isLiked": true, "createTime": 1734678000, "replies": []},
+    {"id": "comment_029", "userId": "user_2901", "userName": "大屏用户", "avatarUrl": "https://picsum.photos/100/100?random=52", "content": "平板上也很好用", "likeCount": 123, "isLiked": false, "createTime": 1734591600, "replies": []},
+    {"id": "comment_030", "userId": "user_3001", "userName": "自定义爱好者", "avatarUrl": "https://picsum.photos/100/100?random=53", "content": "键盘高度可以调节太好了", "likeCount": 456, "isLiked": false, "createTime": 1734505200, "replies": [{"id": "reply_030_1", "userId": "user_3002", "userName": "小手用户", "avatarUrl": "https://picsum.photos/100/100?random=54", "content": "终于不用够着打字了", "likeCount": 34, "isLiked": false, "createTime": 1734508800}]},
+    {"id": "comment_031", "userId": "user_3101", "userName": "符号达人", "avatarUrl": "https://picsum.photos/100/100?random=55", "content": "特殊符号很全", "likeCount": 89, "isLiked": false, "createTime": 1734418800, "replies": []},
+    {"id": "comment_032", "userId": "user_3201", "userName": "数学老师", "avatarUrl": "https://picsum.photos/100/100?random=56", "content": "数学符号输入方便", "likeCount": 234, "isLiked": true, "createTime": 1734332400, "replies": [{"id": "reply_032_1", "userId": "user_3202", "userName": "学生", "avatarUrl": "https://picsum.photos/100/100?random=57", "content": "老师好", "likeCount": 5, "isLiked": false, "createTime": 1734336000}]},
+    {"id": "comment_033", "userId": "user_3301", "userName": "翻译工作者", "avatarUrl": "https://picsum.photos/100/100?random=58", "content": "实时翻译功能很强", "likeCount": 567, "isLiked": false, "createTime": 1734246000, "replies": []},
+    {"id": "comment_034", "userId": "user_3401", "userName": "纠错达人", "avatarUrl": "https://picsum.photos/100/100?random=59", "content": "自动纠错很智能", "likeCount": 345, "isLiked": false, "createTime": 1734159600, "replies": []},
+    {"id": "comment_035", "userId": "user_3501", "userName": "联想输入用户", "avatarUrl": "https://picsum.photos/100/100?random=60", "content": "联想词很准确", "likeCount": 456, "isLiked": true, "createTime": 1734073200, "replies": [{"id": "reply_035_1", "userId": "user_3502", "userName": "AI爱好者", "avatarUrl": "https://picsum.photos/100/100?random=61", "content": "应该是用了AI", "likeCount": 23, "isLiked": false, "createTime": 1734076800}]},
+    {"id": "comment_036", "userId": "user_3601", "userName": "手写输入用户", "avatarUrl": "https://picsum.photos/100/100?random=62", "content": "手写识别很准", "likeCount": 234, "isLiked": false, "createTime": 1733986800, "replies": []},
+    {"id": "comment_037", "userId": "user_3701", "userName": "五笔用户", "avatarUrl": "https://picsum.photos/100/100?random=63", "content": "五笔输入法终于有了", "likeCount": 345, "isLiked": false, "createTime": 1733900400, "replies": [{"id": "reply_037_1", "userId": "user_3702", "userName": "老五笔", "avatarUrl": "https://picsum.photos/100/100?random=64", "content": "86版还是98版？", "likeCount": 12, "isLiked": false, "createTime": 1733904000}, {"id": "reply_037_2", "userId": "user_3701", "userName": "五笔用户", "avatarUrl": "https://picsum.photos/100/100?random=63", "content": "都支持", "replyToUserName": "老五笔", "likeCount": 8, "isLiked": false, "createTime": 1733907600}]},
+    {"id": "comment_038", "userId": "user_3801", "userName": "双拼用户", "avatarUrl": "https://picsum.photos/100/100?random=65", "content": "双拼方案很全", "likeCount": 456, "isLiked": true, "createTime": 1733814000, "replies": []},
+    {"id": "comment_039", "userId": "user_3901", "userName": "九宫格用户", "avatarUrl": "https://picsum.photos/100/100?random=66", "content": "九宫格布局很经典", "likeCount": 123, "isLiked": false, "createTime": 1733727600, "replies": []},
+    {"id": "comment_040", "userId": "user_4001", "userName": "26键用户", "avatarUrl": "https://picsum.photos/100/100?random=67", "content": "全键盘手感最好", "likeCount": 567, "isLiked": false, "createTime": 1733641200, "replies": [{"id": "reply_040_1", "userId": "user_4002", "userName": "同意", "avatarUrl": "https://picsum.photos/100/100?random=68", "content": "习惯了就回不去了", "likeCount": 34, "isLiked": false, "createTime": 1733644800}]},
+    {"id": "comment_041", "userId": "user_4101", "userName": "GIF达人", "avatarUrl": "https://picsum.photos/100/100?random=69", "content": "GIF搜索太好玩了", "likeCount": 678, "isLiked": true, "createTime": 1733554800, "replies": []},
+    {"id": "comment_042", "userId": "user_4201", "userName": "斗图高手", "avatarUrl": "https://picsum.photos/100/100?random=70", "content": "表情包库很丰富", "likeCount": 890, "isLiked": false, "createTime": 1733468400, "replies": [{"id": "reply_042_1", "userId": "user_4202", "userName": "表情收藏家", "avatarUrl": "https://picsum.photos/100/100?random=71", "content": "可以自己添加吗？", "likeCount": 23, "isLiked": false, "createTime": 1733472000}]},
+    {"id": "comment_043", "userId": "user_4301", "userName": "字体爱好者", "avatarUrl": "https://picsum.photos/100/100?random=72", "content": "字体选择很多", "likeCount": 234, "isLiked": false, "createTime": 1733382000, "replies": []},
+    {"id": "comment_044", "userId": "user_4401", "userName": "音效控", "avatarUrl": "https://picsum.photos/100/100?random=73", "content": "按键音效很舒服", "likeCount": 345, "isLiked": false, "createTime": 1733295600, "replies": []},
+    {"id": "comment_045", "userId": "user_4501", "userName": "省电达人", "avatarUrl": "https://picsum.photos/100/100?random=74", "content": "耗电量很低", "likeCount": 456, "isLiked": true, "createTime": 1733209200, "replies": [{"id": "reply_045_1", "userId": "user_4502", "userName": "续航焦虑", "avatarUrl": "https://picsum.photos/100/100?random=75", "content": "这点很重要", "likeCount": 45, "isLiked": false, "createTime": 1733212800}]},
+    {"id": "comment_046", "userId": "user_4601", "userName": "启动速度测试", "avatarUrl": "https://picsum.photos/100/100?random=76", "content": "启动速度很快", "likeCount": 567, "isLiked": false, "createTime": 1733122800, "replies": []},
+    {"id": "comment_047", "userId": "user_4701", "userName": "稳定性测试", "avatarUrl": "https://picsum.photos/100/100?random=77", "content": "用了半年没崩溃过", "likeCount": 678, "isLiked": false, "createTime": 1733036400, "replies": [{"id": "reply_047_1", "userId": "user_4702", "userName": "开发者", "avatarUrl": "https://picsum.photos/100/100?random=78", "content": "感谢认可", "likeCount": 56, "isLiked": false, "createTime": 1733040000}]},
+    {"id": "comment_048", "userId": "user_4801", "userName": "更新频率观察", "avatarUrl": "https://picsum.photos/100/100?random=79", "content": "更新很勤快，bug修复及时", "likeCount": 345, "isLiked": true, "createTime": 1732950000, "replies": []},
+    {"id": "comment_049", "userId": "user_4901", "userName": "客服体验", "avatarUrl": "https://picsum.photos/100/100?random=80", "content": "客服回复很快", "likeCount": 234, "isLiked": false, "createTime": 1732863600, "replies": []},
+    {"id": "comment_050", "userId": "user_5001", "userName": "社区用户", "avatarUrl": "https://picsum.photos/100/100?random=81", "content": "用户社区很活跃", "likeCount": 456, "isLiked": false, "createTime": 1732777200, "replies": [{"id": "reply_050_1", "userId": "user_5002", "userName": "社区管理", "avatarUrl": "https://picsum.photos/100/100?random=82", "content": "欢迎多交流", "likeCount": 23, "isLiked": false, "createTime": 1732780800}]},
+    {"id": "comment_051", "userId": "user_5101", "userName": "推荐达人", "avatarUrl": "https://picsum.photos/100/100?random=83", "content": "已经推荐给所有朋友了", "likeCount": 789, "isLiked": true, "createTime": 1732690800, "replies": []},
+    {"id": "comment_052", "userId": "user_5201", "userName": "对比测试", "avatarUrl": "https://picsum.photos/100/100?random=84", "content": "对比了好几款，这个最好用", "likeCount": 890, "isLiked": false, "createTime": 1732604400, "replies": [{"id": "reply_052_1", "userId": "user_5202", "userName": "选择困难", "avatarUrl": "https://picsum.photos/100/100?random=85", "content": "对比了哪些？", "likeCount": 12, "isLiked": false, "createTime": 1732608000}, {"id": "reply_052_2", "userId": "user_5201", "userName": "对比测试", "avatarUrl": "https://picsum.photos/100/100?random=84", "content": "市面上主流的都试过了", "replyToUserName": "选择困难", "likeCount": 8, "isLiked": false, "createTime": 1732611600}]},
+    {"id": "comment_053", "userId": "user_5301", "userName": "长期用户", "avatarUrl": "https://picsum.photos/100/100?random=86", "content": "从1.0版本用到现在", "likeCount": 567, "isLiked": false, "createTime": 1732518000, "replies": []},
+    {"id": "comment_054", "userId": "user_5401", "userName": "功能建议", "avatarUrl": "https://picsum.photos/100/100?random=87", "content": "希望能加个计算器功能", "likeCount": 234, "isLiked": false, "createTime": 1732431600, "replies": [{"id": "reply_054_1", "userId": "user_5402", "userName": "产品经理", "avatarUrl": "https://picsum.photos/100/100?random=88", "content": "已记录，感谢建议", "likeCount": 45, "isLiked": false, "createTime": 1732435200}]},
+    {"id": "comment_055", "userId": "user_5501", "userName": "最后一条", "avatarUrl": "https://picsum.photos/100/100?random=89", "content": "五星好评！", "likeCount": 1234, "isLiked": true, "createTime": 1732345200, "replies": []}
   ]
 }

keyBoard/Class/AiTalk/V/KBAICommentFooterView.m

@@ -67,16 +67,6 @@
                        forState:UIControlStateNormal];
     break;
   }
-  case KBAIReplyFooterStateLoadMore: {
-    self.actionButton.hidden = NO;
-    NSInteger remaining =
-        comment.totalReplyCount - comment.displayedReplies.count;
-    title =
-        [NSString stringWithFormat:@"展开更多回复 (%ld条)", (long)remaining];
-    [self.actionButton setImage:[UIImage systemImageNamed:@"chevron.down"]
-                       forState:UIControlStateNormal];
-    break;
-  }
   case KBAIReplyFooterStateCollapse: {
     self.actionButton.hidden = NO;
     title = @"收起";

keyBoard/Class/AiTalk/V/KBAICommentHeaderView.m

@@ -62,7 +62,7 @@
     make.left.equalTo(self.userNameLabel);
     make.top.equalTo(self.timeLabel.mas_bottom).offset(8);
     make.right.equalTo(self.contentView).offset(-50);
-    make.bottom.equalTo(self.contentView).offset(-12);
+    make.bottom.equalTo(self.contentView).offset(-12).priority(MASLayoutPriorityDefaultHigh);
   }];
 
   [self.likeButton mas_makeConstraints:^(MASConstraintMaker *make) {

keyBoard/Class/AiTalk/V/KBAICommentView.m

@@ -19,15 +19,12 @@ static NSString *const kCommentHeaderIdentifier = @"CommentHeader";
 static NSString *const kReplyCellIdentifier = @"ReplyCell";
 static NSString *const kCommentFooterIdentifier = @"CommentFooter";
 
-/// 每次展开的回复数量
-static NSInteger const kRepliesLoadCount = 3;
-
 @interface KBAICommentView () <UITableViewDataSource, UITableViewDelegate>
 
 @property(nonatomic, strong) UIView *headerView;
 @property(nonatomic, strong) UILabel *titleLabel;
 @property(nonatomic, strong) UIButton *closeButton;
-@property(nonatomic, strong) UITableView *tableView;
+@property(nonatomic, strong) BaseTableView *tableView;
 @property(nonatomic, strong) KBAICommentInputView *inputView;
 
 @property(nonatomic, strong) NSMutableArray<KBAICommentModel *> *comments;
@@ -184,8 +181,21 @@ static NSInteger const kRepliesLoadCount = 3;
   NSArray *commentsArray = json[@"comments"];
 
   [self.comments removeAllObjects];
+  
+  // 获取 tableView 宽度用于计算高度
+  CGFloat tableWidth = self.tableView.bounds.size.width;
+  if (tableWidth <= 0) {
+    tableWidth = [UIScreen mainScreen].bounds.size.width;
+  }
+  
   for (NSDictionary *dict in commentsArray) {
     KBAICommentModel *comment = [KBAICommentModel mj_objectWithKeyValues:dict];
+    // 预先计算并缓存 Header 高度
+    comment.cachedHeaderHeight = [comment calculateHeaderHeightWithMaxWidth:tableWidth];
+    // 预先计算并缓存所有 Reply 高度
+    for (KBAIReplyModel *reply in comment.replies) {
+      reply.cachedCellHeight = [reply calculateCellHeightWithMaxWidth:tableWidth];
+    }
     [self.comments addObject:comment];
   }
 
@@ -268,7 +278,6 @@ static NSInteger const kRepliesLoadCount = 3;
 
   // 无二级评论时返回空视图
   if (state == KBAIReplyFooterStateHidden) {
-    NSLog(@"[KBAICommentView] footer hidden section=%ld", (long)section);
     return nil;
   }
 
@@ -286,7 +295,15 @@ static NSInteger const kRepliesLoadCount = 3;
 
 - (CGFloat)tableView:(UITableView *)tableView
     heightForHeaderInSection:(NSInteger)section {
-  return UITableViewAutomaticDimension;
+  KBAICommentModel *comment = self.comments[section];
+  return comment.cachedHeaderHeight;
+}
+
+- (CGFloat)tableView:(UITableView *)tableView
+    heightForRowAtIndexPath:(NSIndexPath *)indexPath {
+  KBAICommentModel *comment = self.comments[indexPath.section];
+  KBAIReplyModel *reply = comment.displayedReplies[indexPath.row];
+  return reply.cachedCellHeight;
 }
 
 - (CGFloat)tableView:(UITableView *)tableView
@@ -300,16 +317,6 @@ static NSInteger const kRepliesLoadCount = 3;
   return 30;
 }
 
-- (CGFloat)tableView:(UITableView *)tableView
-    estimatedHeightForHeaderInSection:(NSInteger)section {
-  return 100;
-}
-
-- (CGFloat)tableView:(UITableView *)tableView
-    estimatedHeightForRowAtIndexPath:(NSIndexPath *)indexPath {
-  return 60;
-}
-
 #pragma mark - Footer Actions
 
 - (void)handleFooterActionForSection:(NSInteger)section {
@@ -317,9 +324,8 @@ static NSInteger const kRepliesLoadCount = 3;
   KBAIReplyFooterState state = [comment footerState];
 
   switch (state) {
-  case KBAIReplyFooterStateExpand:
+  case KBAIReplyFooterStateExpand: {
-  case KBAIReplyFooterStateLoadMore: {
+    [self expandRepliesForSection:section];
-    [self loadMoreRepliesForSection:section];
     break;
   }
   case KBAIReplyFooterStateCollapse: {
@@ -331,115 +337,30 @@ static NSInteger const kRepliesLoadCount = 3;
   }
 }
 
-- (void)loadMoreRepliesForSection:(NSInteger)section {
+- (void)expandRepliesForSection:(NSInteger)section {
   KBAICommentModel *comment = self.comments[section];
-  NSInteger currentCount = comment.displayedReplies.count;
-  NSDictionary *anchor = [self captureHeaderAnchorForSection:section];
   
-  NSLog(@"[KBAICommentView] loadMore(before) section=%ld offsetY=%.2f contentSizeH=%.2f boundsH=%.2f rows=%ld",
+  // 一次性展开全部回复
-        (long)section,
+  [comment expandAllReplies];
-        self.tableView.contentOffset.y,
-        self.tableView.contentSize.height,
-        self.tableView.bounds.size.height,
-        (long)currentCount);
   
-  // 加载更多
+  // 直接刷新该 section
-  [comment loadMoreReplies:kRepliesLoadCount];
+//  [UIView performWithoutAnimation:^{
-
+    [self.tableView reloadSections:[NSIndexSet indexSetWithIndex:section]
-  // 计算新增的行
+                  withRowAnimation:UITableViewRowAnimationAutomatic];
-  NSInteger newCount = comment.displayedReplies.count;
+//  }];
-  NSMutableArray *insertIndexPaths = [NSMutableArray array];
-  for (NSInteger i = currentCount; i < newCount; i++) {
-    [insertIndexPaths addObject:[NSIndexPath indexPathForRow:i
-                                                   inSection:section]];
-  }
-
-  // 更新（带轻微动画）
-  [self.tableView beginUpdates];
-  if (insertIndexPaths.count > 0) {
-    [self.tableView insertRowsAtIndexPaths:insertIndexPaths
-                          withRowAnimation:UITableViewRowAnimationFade];
-  }
-  [self.tableView endUpdates];
-  [self.tableView layoutIfNeeded];
-  [self restoreHeaderAnchor:anchor];
-
-  NSLog(@"[KBAICommentView] loadMore(after) section=%ld offsetY=%.2f contentSizeH=%.2f boundsH=%.2f rows=%ld",
-        (long)section,
-        self.tableView.contentOffset.y,
-        self.tableView.contentSize.height,
-        self.tableView.bounds.size.height,
-        (long)comment.displayedReplies.count);
-  dispatch_async(dispatch_get_main_queue(), ^{
-    NSLog(@"[KBAICommentView] loadMore(next) section=%ld offsetY=%.2f contentSizeH=%.2f boundsH=%.2f viewBoundsH=%.2f",
-          (long)section,
-          self.tableView.contentOffset.y,
-          self.tableView.contentSize.height,
-          self.tableView.bounds.size.height,
-          self.bounds.size.height);
-  });
-
-  // 手动刷新 Footer（避免使用 reloadSections 导致滚动）
-  KBAICommentFooterView *footerView =
-      (KBAICommentFooterView *)[self.tableView footerViewForSection:section];
-  if (footerView) {
-    [footerView configureWithComment:comment];
-  }
 }
 
 - (void)collapseRepliesForSection:(NSInteger)section {
   KBAICommentModel *comment = self.comments[section];
-  NSInteger rowCount = comment.displayedReplies.count;
-  NSDictionary *anchor = [self captureHeaderAnchorForSection:section];
   
-  NSLog(@"[KBAICommentView] collapse(before) section=%ld offsetY=%.2f contentSizeH=%.2f boundsH=%.2f rows=%ld",
+  // 收起全部回复
-        (long)section,
-        self.tableView.contentOffset.y,
-        self.tableView.contentSize.height,
-        self.tableView.bounds.size.height,
-        (long)rowCount);
-
-  // 计算要删除的行
-  NSMutableArray *deleteIndexPaths = [NSMutableArray array];
-  for (NSInteger i = 0; i < rowCount; i++) {
-    [deleteIndexPaths addObject:[NSIndexPath indexPathForRow:i
-                                                   inSection:section]];
-  }
-
-  // 收起回复
   [comment collapseReplies];
   
-  // 删除行（带轻微动画）
+  // 直接刷新该 section
-  [self.tableView beginUpdates];
+//  [UIView performWithoutAnimation:^{
-  if (deleteIndexPaths.count > 0) {
+    [self.tableView reloadSections:[NSIndexSet indexSetWithIndex:section]
-    [self.tableView deleteRowsAtIndexPaths:deleteIndexPaths
+                  withRowAnimation:UITableViewRowAnimationAutomatic];
-                          withRowAnimation:UITableViewRowAnimationFade];
+//  }];
-  }
-  [self.tableView endUpdates];
-  [self.tableView layoutIfNeeded];
-  [self restoreHeaderAnchor:anchor];
-
-  NSLog(@"[KBAICommentView] collapse(after) section=%ld offsetY=%.2f contentSizeH=%.2f boundsH=%.2f rows=%ld",
-        (long)section,
-        self.tableView.contentOffset.y,
-        self.tableView.contentSize.height,
-        self.tableView.bounds.size.height,
-        (long)comment.displayedReplies.count);
-  dispatch_async(dispatch_get_main_queue(), ^{
-    NSLog(@"[KBAICommentView] collapse(next) section=%ld offsetY=%.2f contentSizeH=%.2f boundsH=%.2f viewBoundsH=%.2f",
-          (long)section,
-          self.tableView.contentOffset.y,
-          self.tableView.contentSize.height,
-          self.tableView.bounds.size.height,
-          self.bounds.size.height);
-  });
-
-  // 手动刷新 Footer（避免使用 reloadSections 导致滚动）
-  KBAICommentFooterView *footerView =
-      (KBAICommentFooterView *)[self.tableView footerViewForSection:section];
-  if (footerView) {
-    [footerView configureWithComment:comment];
-  }
 }
 
 #pragma mark - Actions
@@ -484,20 +405,14 @@ static NSInteger const kRepliesLoadCount = 3;
   return _closeButton;
 }
 
-- (UITableView *)tableView {
+- (BaseTableView *)tableView {
   if (!_tableView) {
-    _tableView = [[UITableView alloc] initWithFrame:CGRectZero
+    _tableView = [[BaseTableView alloc] initWithFrame:CGRectZero
                                               style:UITableViewStyleGrouped];
     _tableView.dataSource = self;
     _tableView.delegate = self;
     _tableView.backgroundColor = [UIColor whiteColor];
     _tableView.separatorStyle = UITableViewCellSeparatorStyleNone;
-    _tableView.estimatedRowHeight = 0;
-    _tableView.rowHeight = UITableViewAutomaticDimension;
-    _tableView.estimatedSectionHeaderHeight = 0;
-    _tableView.estimatedSectionFooterHeight = 0;
-    _tableView.sectionHeaderHeight = UITableViewAutomaticDimension;
-    _tableView.sectionFooterHeight = UITableViewAutomaticDimension;
     _tableView.keyboardDismissMode = UIScrollViewKeyboardDismissModeOnDrag;
 
     // 注册 Header/Cell/Footer
@@ -531,81 +446,4 @@ static NSInteger const kRepliesLoadCount = 3;
   return _inputView;
 }
 
-#pragma mark - Header Anchor
-
-- (NSDictionary *)captureHeaderAnchorForSection:(NSInteger)section {
-  CGRect rect = [self.tableView rectForHeaderInSection:section];
-  NSLog(@"[KBAICommentView] anchor capture(header) section=%ld rect=%@ offsetY=%.2f contentSizeH=%.2f boundsH=%.2f",
-        (long)section,
-        NSStringFromCGRect(rect),
-        self.tableView.contentOffset.y,
-        self.tableView.contentSize.height,
-        self.tableView.bounds.size.height);
-  if (CGRectIsEmpty(rect) || CGRectIsNull(rect)) {
-    NSLog(@"[KBAICommentView] anchor capture(header) empty section=%ld",
-          (long)section);
-    return nil;
-  }
-
-  CGFloat offset = self.tableView.contentOffset.y - rect.origin.y;
-  return @{
-    @"section" : @(section),
-    @"offset" : @(offset),
-    @"fallbackOffset" : @(self.tableView.contentOffset.y)
-  };
-}
-
-- (void)restoreHeaderAnchor:(NSDictionary *)anchor {
-  if (!anchor) {
-    NSLog(@"[KBAICommentView] anchor restore(header) skipped (nil)");
-    return;
-  }
-
-  NSInteger section = [anchor[@"section"] integerValue];
-  if (section < 0 || section >= self.comments.count) {
-    NSLog(@"[KBAICommentView] anchor restore(header) invalid section=%ld",
-          (long)section);
-    return;
-  }
-
-  CGRect rect = [self.tableView rectForHeaderInSection:section];
-  NSLog(@"[KBAICommentView] anchor restore(header) section=%ld rect=%@",
-        (long)section,
-        NSStringFromCGRect(rect));
-  if (CGRectIsEmpty(rect) || CGRectIsNull(rect)) {
-    NSNumber *fallbackOffset = anchor[@"fallbackOffset"];
-    if (!fallbackOffset) {
-      NSLog(@"[KBAICommentView] anchor restore(header) no fallback section=%ld",
-            (long)section);
-      return;
-    }
-    NSLog(@"[KBAICommentView] anchor restore(header) fallback section=%ld offsetY=%.2f",
-          (long)section,
-          [fallbackOffset doubleValue]);
-    [self setTableViewOffset:[fallbackOffset doubleValue]];
-    return;
-  }
-
-  CGFloat targetOffsetY = rect.origin.y + [anchor[@"offset"] doubleValue];
-  NSLog(@"[KBAICommentView] anchor restore(header) target section=%ld targetY=%.2f",
-        (long)section,
-        targetOffsetY);
-  [self setTableViewOffset:targetOffsetY];
-}
-
-- (void)setTableViewOffset:(CGFloat)offsetY {
-  UIEdgeInsets inset = self.tableView.adjustedContentInset;
-  CGFloat minOffsetY = -inset.top;
-  CGFloat maxOffsetY =
-      MAX(minOffsetY, self.tableView.contentSize.height + inset.bottom -
-                           self.tableView.bounds.size.height);
-  CGFloat targetOffsetY = MIN(MAX(offsetY, minOffsetY), maxOffsetY);
-  NSLog(@"[KBAICommentView] set offset target=%.2f min=%.2f max=%.2f",
-        targetOffsetY,
-        minOffsetY,
-        maxOffsetY);
-  [self.tableView setContentOffset:CGPointMake(0, targetOffsetY)
-                          animated:NO];
-}
-
 @end

keyBoard/Class/AiTalk/V/KBAIReplyCell.m

@@ -56,7 +56,8 @@
   [self.timeLabel mas_makeConstraints:^(MASConstraintMaker *make) {
     make.left.equalTo(self.contentLabel);
     make.top.equalTo(self.contentLabel.mas_bottom).offset(4);
-    make.bottom.equalTo(self.contentView).offset(-8);
+    // 降低优先级，避免与 TableView 设置的固定高度约束冲突
+    make.bottom.equalTo(self.contentView).offset(-8).priority(MASLayoutPriorityDefaultHigh);
   }];
 
   [self.likeButton mas_makeConstraints:^(MASConstraintMaker *make) {