1

keyBoard/Class/AiTalk/V/KBPersonaChatCell.m

@@ -16,6 +16,9 @@
 #import <SDWebImage/SDWebImage.h>
 #import <LSTPopView/LSTPopView.h>
 
+/// 聊天会话被重置的通知
+static NSString * const KBChatSessionDidResetNotification = @"KBChatSessionDidResetNotification";
+
 @interface KBPersonaChatCell () <KBChatTableViewDelegate>
 
 /// 背景图
@@ -68,10 +71,20 @@
 - (instancetype)initWithFrame:(CGRect)frame {
     if (self = [super initWithFrame:frame]) {
         [self setupUI];
+        
+        // 监听聊天会话重置通知
+        [[NSNotificationCenter defaultCenter] addObserver:self
+                                                 selector:@selector(handleChatSessionReset:)
+                                                     name:KBChatSessionDidResetNotification
+                                                   object:nil];
     }
     return self;
 }
 
+- (void)dealloc {
+    [[NSNotificationCenter defaultCenter] removeObserver:self];
+}
+
 /// 关键修复：Cell 复用时不清空数据，避免重复请求
 - (void)prepareForReuse {
     [super prepareForReuse];
@@ -192,8 +205,8 @@
     // 如果有缓存，直接显示
     if (self.messages.count > 0) {
         [self.chatView reloadWithMessages:self.messages
-                             hasMoreHistory:self.hasMoreHistory
-                                 completion:nil];
+                               keepOffset:NO
+                          scrollToBottom:YES];
     } else {
         [self.chatView clearMessages];
     }
@@ -331,6 +344,37 @@
     });
 }
 
+#pragma mark - 通知处理
+
+/// 处理聊天会话被重置的通知
+- (void)handleChatSessionReset:(NSNotification *)notification {
+    NSNumber *companionIdObj = notification.userInfo[@"companionId"];
+    if (!companionIdObj) {
+        return;
+    }
+    
+    NSInteger companionId = [companionIdObj integerValue];
+    
+    // 如果是当前显示的人设，清空聊天记录
+    if (self.persona && self.persona.personaId == companionId) {
+        NSLog(@"[KBPersonaChatCell] 收到聊天重置通知：companionId=%ld, 清空聊天记录", (long)companionId);
+        
+        // 清空消息数组
+        self.messages = [NSMutableArray array];
+        self.hasLoadedData = NO;
+        self.currentPage = 1;
+        self.hasMoreHistory = YES;
+        
+        // 清空聊天视图
+        [self.chatView clearMessages];
+        
+        // 显示开场白
+        if (self.persona.introText.length > 0) {
+            [self showOpeningMessage];
+        }
+    }
+}
+
 #pragma mark - 3：消息追加
 
 - (void)appendUserMessage:(NSString *)text {