处理搜索bug

CustomKeyboard/KeyboardViewController.m

@@ -78,6 +78,7 @@ static void KBSkinInstallNotificationCallback(CFNotificationCenterRef center,
 @property(nonatomic, strong) UIImageView *bgImageView;   // 背景图（在底层）
 @property(nonatomic, strong) UIImageView *personaAvatarImageView; // 语音模式下显示的 persona 小头像
 @property(nonatomic, strong) UIImageView *personaGrayImageView; // 语音模式下显示的 persona 小头像
+@property(nonatomic, strong) UIVisualEffectView *personaBlurView; // 语音模式下头像高斯模糊层
 
 @property(nonatomic, strong) KBChatPanelView *chatPanelView;
 @property(nonatomic, strong) KBKeyboardSubscriptionView *subscriptionView;
@@ -1407,6 +1408,10 @@ static void KBSkinInstallNotificationCallback(CFNotificationCenterRef center,
     _personaAvatarImageView.contentMode = UIViewContentModeScaleAspectFill;
     _personaAvatarImageView.clipsToBounds = YES;
     _personaAvatarImageView.hidden = YES;
+    [_personaAvatarImageView addSubview:self.personaBlurView];
+    [self.personaBlurView mas_makeConstraints:^(MASConstraintMaker *make) {
+      make.edges.equalTo(_personaAvatarImageView);
+    }];
   }
   return _personaAvatarImageView;
 }
@@ -1419,6 +1424,16 @@ static void KBSkinInstallNotificationCallback(CFNotificationCenterRef center,
     return _personaGrayImageView;
 }
 
+- (UIVisualEffectView *)personaBlurView {
+  if (!_personaBlurView) {
+    UIBlurEffect *effect = [UIBlurEffect effectWithStyle:UIBlurEffectStyleLight];
+    _personaBlurView = [[UIVisualEffectView alloc] initWithEffect:effect];
+    _personaBlurView.hidden = YES;
+    _personaBlurView.userInteractionEnabled = NO;
+  }
+  return _personaBlurView;
+}
+
 #pragma mark - Persona Avatar
 
 /// 从 AppGroup 读取选中的 persona 信息
@@ -1475,6 +1490,7 @@ static void KBSkinInstallNotificationCallback(CFNotificationCenterRef center,
   if (image) {
     self.personaAvatarImageView.image = image;
     self.personaAvatarImageView.hidden = NO;
+    self.personaBlurView.hidden = NO;
     NSLog(@"[Keyboard] persona 封面图加载成功");
   } else {
     NSLog(@"[Keyboard] persona 封面图加载失败");
@@ -1485,6 +1501,7 @@ static void KBSkinInstallNotificationCallback(CFNotificationCenterRef center,
 - (void)kb_hidePersonaAvatar {
   self.personaAvatarImageView.hidden = YES;
   self.personaAvatarImageView.image = nil;
+  self.personaBlurView.hidden = YES;
 }
 
 #pragma mark - Actions

keyBoard.xcodeproj/project.pbxproj

@@ -229,6 +229,8 @@
 		04E038E92F20E877002CA5A0 /* DeepgramStreamingManager.m in Sources */ = {isa = PBXBuildFile; fileRef = 04E038E52F20E877002CA5A0 /* DeepgramStreamingManager.m */; };
 		04E038EF2F21F0EC002CA5A0 /* AiVM.m in Sources */ = {isa = PBXBuildFile; fileRef = 04E038EE2F21F0EC002CA5A0 /* AiVM.m */; };
 		04E0394B2F236E75002CA5A0 /* KBChatUserMessageCell.m in Sources */ = {isa = PBXBuildFile; fileRef = 04E0394A2F236E75002CA5A0 /* KBChatUserMessageCell.m */; };
+		0F2A10032F3C0001002CA5A0 /* KBChatMessageActionPopView.m in Sources */ = {isa = PBXBuildFile; fileRef = 0F2A10022F3C0001002CA5A0 /* KBChatMessageActionPopView.m */; };
+		0F2A10132F3C0002002CA5A0 /* KBAIPersonaSidebarView.m in Sources */ = {isa = PBXBuildFile; fileRef = 0F2A10122F3C0002002CA5A0 /* KBAIPersonaSidebarView.m */; };
 		04E0394C2F236E75002CA5A0 /* KBChatTimeCell.m in Sources */ = {isa = PBXBuildFile; fileRef = 04E039482F236E75002CA5A0 /* KBChatTimeCell.m */; };
 		04E0394D2F236E75002CA5A0 /* KBChatAssistantMessageCell.m in Sources */ = {isa = PBXBuildFile; fileRef = 04E039432F236E75002CA5A0 /* KBChatAssistantMessageCell.m */; };
 		04E0394E2F236E75002CA5A0 /* KBChatTableView.m in Sources */ = {isa = PBXBuildFile; fileRef = 04E039452F236E75002CA5A0 /* KBChatTableView.m */; };
@@ -562,6 +564,8 @@
 		048FFD1C2F277486005D62AE /* KBChatHistoryPageModel.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = KBChatHistoryPageModel.m; sourceTree = "<group>"; };
 		048FFD222F28A836005D62AE /* KBChatLimitPopView.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = KBChatLimitPopView.h; sourceTree = "<group>"; };
 		048FFD232F28A836005D62AE /* KBChatLimitPopView.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = KBChatLimitPopView.m; sourceTree = "<group>"; };
+		0F2A10112F3C0002002CA5A0 /* KBAIPersonaSidebarView.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = KBAIPersonaSidebarView.h; sourceTree = "<group>"; };
+		0F2A10122F3C0002002CA5A0 /* KBAIPersonaSidebarView.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = KBAIPersonaSidebarView.m; sourceTree = "<group>"; };
 		048FFD252F28C6CF005D62AE /* KBImagePositionButton.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = KBImagePositionButton.h; sourceTree = "<group>"; };
 		048FFD262F28C6CF005D62AE /* KBImagePositionButton.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = KBImagePositionButton.m; sourceTree = "<group>"; };
 		048FFD282F28E99A005D62AE /* KBCommentModel.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = KBCommentModel.h; sourceTree = "<group>"; };
@@ -720,6 +724,8 @@
 		04E039482F236E75002CA5A0 /* KBChatTimeCell.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = KBChatTimeCell.m; sourceTree = "<group>"; };
 		04E039492F236E75002CA5A0 /* KBChatUserMessageCell.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = KBChatUserMessageCell.h; sourceTree = "<group>"; };
 		04E0394A2F236E75002CA5A0 /* KBChatUserMessageCell.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = KBChatUserMessageCell.m; sourceTree = "<group>"; };
+		0F2A10012F3C0001002CA5A0 /* KBChatMessageActionPopView.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = KBChatMessageActionPopView.h; sourceTree = "<group>"; };
+		0F2A10022F3C0001002CA5A0 /* KBChatMessageActionPopView.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = KBChatMessageActionPopView.m; sourceTree = "<group>"; };
 		04E039502F2387D2002CA5A0 /* KBAiChatMessage.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = KBAiChatMessage.h; sourceTree = "<group>"; };
 		04E039512F2387D2002CA5A0 /* KBAiChatMessage.m */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.objc; path = KBAiChatMessage.m; sourceTree = "<group>"; };
 		04E0B1002F300001002CA5A0 /* KBVoiceToTextManager.h */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.c.h; path = KBVoiceToTextManager.h; sourceTree = "<group>"; };
@@ -1431,6 +1437,8 @@
 				04E039452F236E75002CA5A0 /* KBChatTableView.m */,
 				04E039492F236E75002CA5A0 /* KBChatUserMessageCell.h */,
 				04E0394A2F236E75002CA5A0 /* KBChatUserMessageCell.m */,
+				0F2A10012F3C0001002CA5A0 /* KBChatMessageActionPopView.h */,
+				0F2A10022F3C0001002CA5A0 /* KBChatMessageActionPopView.m */,
 				04E039422F236E75002CA5A0 /* KBChatAssistantMessageCell.h */,
 				04E039432F236E75002CA5A0 /* KBChatAssistantMessageCell.m */,
 				04E039472F236E75002CA5A0 /* KBChatTimeCell.h */,
@@ -1444,6 +1452,8 @@
 			children = (
 				048FFD222F28A836005D62AE /* KBChatLimitPopView.h */,
 				048FFD232F28A836005D62AE /* KBChatLimitPopView.m */,
+				0F2A10112F3C0002002CA5A0 /* KBAIPersonaSidebarView.h */,
+				0F2A10122F3C0002002CA5A0 /* KBAIPersonaSidebarView.m */,
 			);
 			path = PopView;
 			sourceTree = "<group>";
@@ -2413,6 +2423,8 @@
 				046086D82F1A093400757C95 /* KBAIReplyCell.m in Sources */,
 				046086D92F1A093400757C95 /* KBAICommentHeaderView.m in Sources */,
 				04E0394B2F236E75002CA5A0 /* KBChatUserMessageCell.m in Sources */,
+				0F2A10032F3C0001002CA5A0 /* KBChatMessageActionPopView.m in Sources */,
+				0F2A10132F3C0002002CA5A0 /* KBAIPersonaSidebarView.m in Sources */,
 				04E0394C2F236E75002CA5A0 /* KBChatTimeCell.m in Sources */,
 				04E0394D2F236E75002CA5A0 /* KBChatAssistantMessageCell.m in Sources */,
 				04E0394E2F236E75002CA5A0 /* KBChatTableView.m in Sources */,

keyBoard/Assets.xcassets/AI/ai_more_icon.imageset/Contents.json

@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "ai_more_icon@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "ai_more_icon@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

keyBoard/Assets.xcassets/AI/ai_role_sel.imageset/Contents.json

@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "ai_role_sel@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "ai_role_sel@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

keyBoard/Assets.xcassets/AI/ai_search_icon.imageset/Contents.json

@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "ai_search_icon@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "ai_search_icon@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

keyBoard/Assets.xcassets/AI/right_arrow_icon.imageset/Contents.json

@@ -0,0 +1,22 @@
+{
+  "images" : [
+    {
+      "idiom" : "universal",
+      "scale" : "1x"
+    },
+    {
+      "filename" : "right_arrow_icon@2x.png",
+      "idiom" : "universal",
+      "scale" : "2x"
+    },
+    {
+      "filename" : "right_arrow_icon@3x.png",
+      "idiom" : "universal",
+      "scale" : "3x"
+    }
+  ],
+  "info" : {
+    "author" : "xcode",
+    "version" : 1
+  }
+}

keyBoard/Class/AiTalk/V/Chat/KBChatMessageActionPopView.h

@@ -0,0 +1,33 @@
+//
+//  KBChatMessageActionPopView.h
+//  keyBoard
+//
+//  Created by Codex on 2026/2/3.
+//
+
+#import <UIKit/UIKit.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+typedef NS_ENUM(NSInteger, KBChatMessageActionType) {
+    KBChatMessageActionTypeCopy = 0,
+    KBChatMessageActionTypeDelete = 1,
+    KBChatMessageActionTypeReport = 2,
+};
+
+@class KBChatMessageActionPopView;
+
+@protocol KBChatMessageActionPopViewDelegate <NSObject>
+@optional
+- (void)chatMessageActionPopView:(KBChatMessageActionPopView *)view
+                 didSelectAction:(KBChatMessageActionType)action;
+@end
+
+/// 聊天消息长按操作弹窗（Copy / Delete / Report）
+@interface KBChatMessageActionPopView : UIView
+
+@property (nonatomic, weak) id<KBChatMessageActionPopViewDelegate> delegate;
+
+@end
+
+NS_ASSUME_NONNULL_END

keyBoard/Class/AiTalk/V/Chat/KBChatMessageActionPopView.m

@@ -0,0 +1,164 @@
+//
+//  KBChatMessageActionPopView.m
+//  keyBoard
+//
+//  Created by Codex on 2026/2/3.
+//
+
+#import "KBChatMessageActionPopView.h"
+#import <Masonry/Masonry.h>
+
+static CGFloat const kKBChatActionRowHeight = 52.0;
+
+@interface KBChatMessageActionPopView ()
+
+@property (nonatomic, strong) UIControl *copyRow;
+@property (nonatomic, strong) UIControl *deleteRow;
+@property (nonatomic, strong) UIControl *reportRow;
+@property (nonatomic, strong) UIView *line1;
+@property (nonatomic, strong) UIView *line2;
+
+@end
+
+@implementation KBChatMessageActionPopView
+
+- (instancetype)initWithFrame:(CGRect)frame {
+    self = [super initWithFrame:frame];
+    if (self) {
+        [self setupUI];
+    }
+    return self;
+}
+
+#pragma mark - UI
+
+- (void)setupUI {
+    self.backgroundColor = [UIColor colorWithWhite:0.1 alpha:0.92];
+    self.layer.cornerRadius = 16.0;
+    self.layer.masksToBounds = YES;
+    
+    [self addSubview:self.copyRow];
+    [self addSubview:self.line1];
+    [self addSubview:self.deleteRow];
+    [self addSubview:self.line2];
+    [self addSubview:self.reportRow];
+    
+    [self.copyRow mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.top.left.right.equalTo(self);
+        make.height.mas_equalTo(kKBChatActionRowHeight);
+    }];
+    
+    [self.line1 mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.top.equalTo(self.copyRow.mas_bottom);
+        make.left.right.equalTo(self);
+        make.height.mas_equalTo(0.5);
+    }];
+    
+    [self.deleteRow mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.top.equalTo(self.line1.mas_bottom);
+        make.left.right.equalTo(self);
+        make.height.mas_equalTo(kKBChatActionRowHeight);
+    }];
+    
+    [self.line2 mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.top.equalTo(self.deleteRow.mas_bottom);
+        make.left.right.equalTo(self);
+        make.height.mas_equalTo(0.5);
+    }];
+    
+    [self.reportRow mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.top.equalTo(self.line2.mas_bottom);
+        make.left.right.bottom.equalTo(self);
+        make.height.mas_equalTo(kKBChatActionRowHeight);
+    }];
+}
+
+- (UIControl *)buildRowWithTitle:(NSString *)title
+                        iconName:(NSString *)iconName
+                          action:(KBChatMessageActionType)action {
+    UIControl *row = [[UIControl alloc] init];
+    row.tag = action;
+    [row addTarget:self action:@selector(actionRowTapped:) forControlEvents:UIControlEventTouchUpInside];
+    
+    UILabel *label = [[UILabel alloc] init];
+    label.text = title;
+    label.textColor = [UIColor whiteColor];
+    label.font = [UIFont systemFontOfSize:18 weight:UIFontWeightRegular];
+    
+    UIImageView *iconView = [[UIImageView alloc] init];
+    UIImage *icon = [UIImage systemImageNamed:iconName];
+    iconView.image = icon;
+    iconView.tintColor = [UIColor whiteColor];
+    iconView.contentMode = UIViewContentModeScaleAspectFit;
+    
+    [row addSubview:label];
+    [row addSubview:iconView];
+    
+    [label mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.left.equalTo(row).offset(16);
+        make.centerY.equalTo(row);
+    }];
+    
+    [iconView mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.right.equalTo(row).offset(-16);
+        make.centerY.equalTo(row);
+        make.width.height.mas_equalTo(18);
+    }];
+    
+    return row;
+}
+
+#pragma mark - Actions
+
+- (void)actionRowTapped:(UIControl *)sender {
+    if ([self.delegate respondsToSelector:@selector(chatMessageActionPopView:didSelectAction:)]) {
+        [self.delegate chatMessageActionPopView:self didSelectAction:(KBChatMessageActionType)sender.tag];
+    }
+}
+
+#pragma mark - Lazy
+
+- (UIControl *)copyRow {
+    if (!_copyRow) {
+        _copyRow = [self buildRowWithTitle:KBLocalized(@"Copy")
+                                  iconName:@"doc.on.doc"
+                                    action:KBChatMessageActionTypeCopy];
+    }
+    return _copyRow;
+}
+
+- (UIControl *)deleteRow {
+    if (!_deleteRow) {
+        _deleteRow = [self buildRowWithTitle:KBLocalized(@"Delete")
+                                    iconName:@"trash"
+                                      action:KBChatMessageActionTypeDelete];
+    }
+    return _deleteRow;
+}
+
+- (UIControl *)reportRow {
+    if (!_reportRow) {
+        _reportRow = [self buildRowWithTitle:KBLocalized(@"Report")
+                                    iconName:@"exclamationmark.circle"
+                                      action:KBChatMessageActionTypeReport];
+    }
+    return _reportRow;
+}
+
+- (UIView *)line1 {
+    if (!_line1) {
+        _line1 = [[UIView alloc] init];
+        _line1.backgroundColor = [[UIColor whiteColor] colorWithAlphaComponent:0.12];
+    }
+    return _line1;
+}
+
+- (UIView *)line2 {
+    if (!_line2) {
+        _line2 = [[UIView alloc] init];
+        _line2.backgroundColor = [[UIColor whiteColor] colorWithAlphaComponent:0.12];
+    }
+    return _line2;
+}
+
+@end

keyBoard/Class/AiTalk/V/Chat/KBChatTableView.h

@@ -17,6 +17,10 @@ NS_ASSUME_NONNULL_BEGIN
 - (void)chatTableViewDidScroll:(KBChatTableView *)chatView
                     scrollView:(UIScrollView *)scrollView;
 - (void)chatTableViewDidTriggerLoadMore:(KBChatTableView *)chatView;
+/// 长按消息（用户/AI）
+- (void)chatTableView:(KBChatTableView *)chatView
+  didLongPressMessage:(KBAiChatMessage *)message
+           sourceRect:(CGRect)sourceRect;
 @end
 
 /// 聊天列表视图（支持用户消息、AI 消息、时间戳、语音播放）

keyBoard/Class/AiTalk/V/Chat/KBChatTableView.m

@@ -42,6 +42,7 @@ static const NSTimeInterval kTimestampInterval = 5 * 60; // 5 分钟
 @property (nonatomic, strong) UILabel *topStatusLabel;
 @property (nonatomic, assign) BOOL isTopLoading;
 @property (nonatomic, assign) BOOL isTopNoMore;
+@property (nonatomic, strong) UILongPressGestureRecognizer *messageLongPressGesture;
 
 @end
 
@@ -101,6 +102,13 @@ static const NSTimeInterval kTimestampInterval = 5 * 60; // 5 分钟
         make.edges.equalTo(self);
     }];
 
+    // 长按消息操作
+    self.messageLongPressGesture = [[UILongPressGestureRecognizer alloc] initWithTarget:self
+                                                                                  action:@selector(handleMessageLongPress:)];
+    self.messageLongPressGesture.minimumPressDuration = 0.4;
+    self.messageLongPressGesture.cancelsTouchesInView = YES;
+    [self.tableView addGestureRecognizer:self.messageLongPressGesture];
+
     // 初始化 contentInset
     self.contentBottomInset = 0;
     [self updateContentBottomInset:self.contentBottomInset];
@@ -136,6 +144,32 @@ static const NSTimeInterval kTimestampInterval = 5 * 60; // 5 分钟
     */
 }
 
+#pragma mark - Long Press
+
+- (void)handleMessageLongPress:(UILongPressGestureRecognizer *)gesture {
+    if (gesture.state != UIGestureRecognizerStateBegan) {
+        return;
+    }
+    
+    CGPoint point = [gesture locationInView:self.tableView];
+    NSIndexPath *indexPath = [self.tableView indexPathForRowAtPoint:point];
+    if (!indexPath || indexPath.row >= self.messages.count) {
+        return;
+    }
+    
+    KBAiChatMessage *message = self.messages[indexPath.row];
+    if (!message || message.isLoading || message.type == KBAiChatMessageTypeTime) {
+        return;
+    }
+    
+    UITableViewCell *cell = [self.tableView cellForRowAtIndexPath:indexPath];
+    CGRect cellRect = cell ? [cell convertRect:cell.bounds toView:nil] : CGRectZero;
+    
+    if ([self.delegate respondsToSelector:@selector(chatTableView:didLongPressMessage:sourceRect:)]) {
+        [self.delegate chatTableView:self didLongPressMessage:message sourceRect:cellRect];
+    }
+}
+
 #pragma mark - Public Methods
 
 - (void)setInverted:(BOOL)inverted {

keyBoard/Class/AiTalk/V/Chat/KBChatUserMessageCell.m

@@ -43,6 +43,7 @@
     self.messageLabel.numberOfLines = 0;
     self.messageLabel.font = [UIFont systemFontOfSize:16];
     self.messageLabel.textColor = [UIColor blackColor];
+    self.messageLabel.textAlignment = NSTextAlignmentLeft;
     [self.bubbleView addSubview:self.messageLabel];
     
     // 加载指示器
@@ -76,6 +77,7 @@
 
 - (void)configureWithMessage:(KBAiChatMessage *)message {
     self.messageLabel.text = message.text;
+    [self updateMessageAlignmentForText:message.text];
 
     if (message.isLoading) {
         self.bubbleView.hidden = YES;
@@ -87,4 +89,24 @@
     }
 }
 
+- (void)updateMessageAlignmentForText:(NSString *)text {
+    if (self.messageLabel.hidden || text.length == 0) {
+        return;
+    }
+    
+    if ([text rangeOfString:@"\n"].location != NSNotFound) {
+        self.messageLabel.textAlignment = NSTextAlignmentLeft;
+        return;
+    }
+    
+    CGSize singleLineSize = [text sizeWithAttributes:@{NSFontAttributeName: self.messageLabel.font}];
+    CGFloat minBubbleWidth = 50.0;
+    CGFloat padding = 24.0;
+    if (singleLineSize.width + padding <= minBubbleWidth + 0.5) {
+        self.messageLabel.textAlignment = NSTextAlignmentCenter;
+    } else {
+        self.messageLabel.textAlignment = NSTextAlignmentLeft;
+    }
+}
+
 @end

keyBoard/Class/AiTalk/V/Chat/KBPersonaChatCell.m

@@ -12,6 +12,9 @@
 #import "KBImagePositionButton.h"
 #import "KBAICommentView.h"
 #import "KBAIChatMessageCacheManager.h"
+#import "KBChatMessageActionPopView.h"
+#import "AIReportVC.h"
+#import "KBHUD.h"
 #import <Masonry/Masonry.h>
 #import <SDWebImage/SDWebImage.h>
 #import <LSTPopView/LSTPopView.h>
@@ -19,7 +22,7 @@
 /// 聊天会话被重置的通知
 static NSString * const KBChatSessionDidResetNotification = @"KBChatSessionDidResetNotification";
 
-@interface KBPersonaChatCell () <KBChatTableViewDelegate>
+@interface KBPersonaChatCell () <KBChatTableViewDelegate, KBChatMessageActionPopViewDelegate>
 
 /// 背景图
 @property (nonatomic, strong) UIImageView *backgroundImageView;
@@ -65,6 +68,9 @@ static NSString * const KBChatSessionDidResetNotification = @"KBChatSessionDidRe
 @property (nonatomic, assign) BOOL shouldAutoPlayPrologueAudio;
 @property (nonatomic, assign) BOOL hasPlayedPrologueAudio;
 @property (nonatomic, assign) BOOL shouldShowOpeningMessage;
+@property (nonatomic, weak) LSTPopView *messageActionPopView;
+@property (nonatomic, strong) KBAiChatMessage *selectedActionMessage;
+@property (nonatomic, strong) UIControl *messageActionMaskView;
 
 @end
 
@@ -898,6 +904,126 @@ static NSString * const KBChatSessionDidResetNotification = @"KBChatSessionDidRe
     [self loadMoreHistory];
 }
 
+- (void)chatTableView:(KBChatTableView *)chatView
+  didLongPressMessage:(KBAiChatMessage *)message
+           sourceRect:(CGRect)sourceRect {
+    [self showMessageActionPopForMessage:message sourceRect:sourceRect];
+}
+
+#pragma mark - KBChatMessageActionPopViewDelegate
+
+- (void)chatMessageActionPopView:(KBChatMessageActionPopView *)view
+                 didSelectAction:(KBChatMessageActionType)action {
+    [self dismissMessageActionPop];
+    
+    KBAiChatMessage *message = self.selectedActionMessage;
+    self.selectedActionMessage = nil;
+    if (!message) {
+        return;
+    }
+    
+    switch (action) {
+        case KBChatMessageActionTypeCopy: {
+            if (message.text.length > 0) {
+                [UIPasteboard generalPasteboard].string = message.text;
+                [KBHUD showSuccess:KBLocalized(@"复制成功")];
+            }
+        } break;
+        case KBChatMessageActionTypeDelete: {
+            NSInteger idx = [self.messages indexOfObjectIdenticalTo:message];
+            if (idx != NSNotFound) {
+                [self.messages removeObjectAtIndex:idx];
+                [self.chatView reloadWithMessages:self.messages
+                                       keepOffset:YES
+                                  scrollToBottom:NO];
+                if (self.persona.personaId > 0) {
+                    if (self.messages.count > 0) {
+                        [[KBAIChatMessageCacheManager shared] saveMessages:self.messages
+                                                             forCompanionId:self.persona.personaId];
+                    } else {
+                        [[KBAIChatMessageCacheManager shared] clearMessagesForCompanionId:self.persona.personaId];
+                    }
+                }
+            }
+        } break;
+        case KBChatMessageActionTypeReport: {
+            if (self.persona.personaId <= 0) {
+                return;
+            }
+            AIReportVC *vc = [[AIReportVC alloc] init];
+            vc.personaId = self.persona.personaId;
+            [KB_CURRENT_NAV pushViewController:vc animated:YES];
+        } break;
+        default:
+            break;
+    }
+}
+
+#pragma mark - Message Action Pop
+
+- (void)showMessageActionPopForMessage:(KBAiChatMessage *)message
+                            sourceRect:(CGRect)sourceRect {
+    if (!message) {
+        return;
+    }
+    [self dismissMessageActionPop];
+    
+    self.selectedActionMessage = message;
+    CGFloat width = 240;
+    CGFloat height = 156;
+    KBChatMessageActionPopView *content = [[KBChatMessageActionPopView alloc]
+                                          initWithFrame:CGRectMake(0, 0, width, height)];
+    content.delegate = self;
+    
+    UIWindow *window = [UIApplication sharedApplication].keyWindow;
+    if (!window) {
+        window = [UIApplication sharedApplication].windows.firstObject;
+    }
+    if (!window) {
+        return;
+    }
+    
+    UIControl *mask = [[UIControl alloc] initWithFrame:window.bounds];
+    [mask addTarget:self action:@selector(dismissMessageActionPop) forControlEvents:UIControlEventTouchUpInside];
+    [window addSubview:mask];
+    self.messageActionMaskView = mask;
+    
+    BOOL isUserMessage = (message.type == KBAiChatMessageTypeUser);
+    CGFloat margin = 12.0;
+    CGFloat spacing = 8.0;
+    CGFloat topSafe = 0.0;
+    CGFloat bottomSafe = 0.0;
+    if (@available(iOS 11.0, *)) {
+        topSafe = window.safeAreaInsets.top;
+        bottomSafe = window.safeAreaInsets.bottom;
+    }
+    
+    CGFloat x = isUserMessage ? CGRectGetMaxX(sourceRect) - width : CGRectGetMinX(sourceRect);
+    x = MAX(margin, MIN(x, CGRectGetWidth(window.bounds) - width - margin));
+    
+    CGFloat y = CGRectGetMinY(sourceRect) - height - spacing;
+    if (y < topSafe + margin) {
+        y = CGRectGetMaxY(sourceRect) + spacing;
+    }
+    if (y + height > CGRectGetHeight(window.bounds) - bottomSafe - margin) {
+        y = MAX(topSafe + margin, CGRectGetHeight(window.bounds) - bottomSafe - margin - height);
+    }
+    
+    content.frame = CGRectMake(x, y, width, height);
+    [mask addSubview:content];
+}
+
+- (void)dismissMessageActionPop {
+    if (self.messageActionPopView) {
+        [self.messageActionPopView dismiss];
+        self.messageActionPopView = nil;
+    }
+    if (self.messageActionMaskView) {
+        [self.messageActionMaskView removeFromSuperview];
+        self.messageActionMaskView = nil;
+    }
+}
+
 #pragma mark - Lazy Load
 
 - (UIImageView *)backgroundImageView {

keyBoard/Class/AiTalk/V/PopView/KBAIPersonaSidebarView.h

@@ -0,0 +1,51 @@
+//
+//  KBAIPersonaSidebarView.h
+//  keyBoard
+//
+//  Created by Codex on 2026/2/3.
+//
+
+#import <UIKit/UIKit.h>
+
+NS_ASSUME_NONNULL_BEGIN
+
+@class KBPersonaModel;
+@class KBAIPersonaSidebarView;
+
+@protocol KBAIPersonaSidebarViewDelegate <NSObject>
+@optional
+/// 侧边栏请求人设数据
+/// page 从 1 开始
+- (void)personaSidebarView:(KBAIPersonaSidebarView *)view
+      requestPersonasAtPage:(NSInteger)page;
+/// 选择某个人设
+- (void)personaSidebarView:(KBAIPersonaSidebarView *)view
+          didSelectPersona:(KBPersonaModel *)persona;
+@end
+
+/// 人设侧边栏（LSTPopView 内容视图）
+@interface KBAIPersonaSidebarView : UIView
+
+@property (nonatomic, weak) id<KBAIPersonaSidebarViewDelegate> delegate;
+@property (nonatomic, assign) NSInteger selectedPersonaId;
+@property (nonatomic, assign, readonly) NSInteger currentPage;
+
+/// 更新人设列表
+/// reset=YES 表示重置并替换数据；reset=NO 表示追加
+/// currentPage 为当前已加载页数（从 1 开始）
+- (void)updatePersonas:(NSArray<KBPersonaModel *> *)personas
+                 reset:(BOOL)reset
+               hasMore:(BOOL)hasMore
+           currentPage:(NSInteger)currentPage;
+/// 请求数据（若为空）
+- (void)requestPersonasIfNeeded;
+/// 更新选中态
+- (void)updateSelectedPersonaId:(NSInteger)personaId;
+/// 结束加载更多
+- (void)endLoadingMore;
+/// 重置加载更多状态
+- (void)resetLoadMore;
+
+@end
+
+NS_ASSUME_NONNULL_END

keyBoard/Class/AiTalk/V/PopView/KBAIPersonaSidebarView.m

@@ -0,0 +1,527 @@
+//
+//  KBAIPersonaSidebarView.m
+//  keyBoard
+//
+//  Created by Codex on 2026/2/3.
+//
+
+#import "KBAIPersonaSidebarView.h"
+#import "KBPersonaModel.h"
+#import <Masonry/Masonry.h>
+#import <SDWebImage/SDWebImage.h>
+#import <MJRefresh/MJRefresh.h>
+
+#pragma mark - Cell
+
+@interface KBAIPersonaSidebarCell : UITableViewCell
+
+@property (nonatomic, strong) UIImageView *avatarImageView;
+@property (nonatomic, strong) UILabel *nameLabel;
+@property (nonatomic, strong) UILabel *descLabel;
+@property (nonatomic, strong) UIImageView *checkImageView;
+@property (nonatomic, strong) UIImageView *arrowImageView;
+@property (nonatomic, strong) UIView *lineView;
+
+- (void)configureWithPersona:(KBPersonaModel *)persona selected:(BOOL)selected;
+
+@end
+
+@implementation KBAIPersonaSidebarCell
+
+- (instancetype)initWithStyle:(UITableViewCellStyle)style
+              reuseIdentifier:(NSString *)reuseIdentifier {
+    self = [super initWithStyle:style reuseIdentifier:reuseIdentifier];
+    if (self) {
+        self.backgroundColor = [UIColor clearColor];
+        self.selectionStyle = UITableViewCellSelectionStyleNone;
+        [self setupUI];
+    }
+    return self;
+}
+
+- (void)setupUI {
+    [self.contentView addSubview:self.avatarImageView];
+    [self.contentView addSubview:self.nameLabel];
+    [self.contentView addSubview:self.descLabel];
+    [self.contentView addSubview:self.checkImageView];
+    [self.contentView addSubview:self.arrowImageView];
+    [self.contentView addSubview:self.lineView];
+    
+    [self.avatarImageView mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.left.equalTo(self.contentView).offset(16);
+        make.centerY.equalTo(self.contentView);
+        make.width.height.mas_equalTo(44);
+    }];
+    
+    [self.nameLabel mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.left.equalTo(self.avatarImageView.mas_right).offset(12);
+        make.top.equalTo(self.avatarImageView).offset(2);
+        make.right.lessThanOrEqualTo(self.contentView).offset(-60);
+    }];
+    
+    [self.descLabel mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.left.equalTo(self.nameLabel);
+        make.top.equalTo(self.nameLabel.mas_bottom).offset(4);
+        make.right.lessThanOrEqualTo(self.contentView).offset(-60);
+    }];
+    
+    [self.checkImageView mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.centerY.equalTo(self.contentView);
+        make.right.equalTo(self.contentView).offset(-16);
+        make.width.height.mas_equalTo(22);
+    }];
+    
+    [self.arrowImageView mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.centerY.equalTo(self.contentView);
+        make.right.equalTo(self.contentView).offset(-18);
+        make.width.mas_equalTo(6);
+        make.height.mas_equalTo(8);
+
+    }];
+    
+    [self.lineView mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.left.equalTo(self.nameLabel);
+        make.right.equalTo(self.contentView).offset(-16);
+        make.bottom.equalTo(self.contentView);
+        make.height.mas_equalTo(0.5);
+    }];
+}
+
+- (void)configureWithPersona:(KBPersonaModel *)persona selected:(BOOL)selected {
+    if (!persona) {
+        return;
+    }
+    [self.avatarImageView sd_setImageWithURL:[NSURL URLWithString:persona.avatarUrl]
+                            placeholderImage:[UIImage imageNamed:@"placeholder_avatar"]];
+    self.nameLabel.text = persona.name ?: @"";
+    NSString *desc = persona.shortDesc.length > 0 ? persona.shortDesc : persona.introText;
+    self.descLabel.text = desc ?: @"";
+    self.checkImageView.hidden = !selected;
+    self.arrowImageView.hidden = selected;
+}
+
+#pragma mark - Lazy
+
+- (UIImageView *)avatarImageView {
+    if (!_avatarImageView) {
+        _avatarImageView = [[UIImageView alloc] init];
+        _avatarImageView.contentMode = UIViewContentModeScaleAspectFill;
+        _avatarImageView.layer.cornerRadius = 22;
+        _avatarImageView.clipsToBounds = YES;
+        _avatarImageView.layer.borderWidth = 1;
+        _avatarImageView.layer.borderColor = [[UIColor whiteColor] colorWithAlphaComponent:0.6].CGColor;
+    }
+    return _avatarImageView;
+}
+
+- (UILabel *)nameLabel {
+    if (!_nameLabel) {
+        _nameLabel = [[UILabel alloc] init];
+        _nameLabel.font = [UIFont systemFontOfSize:16 weight:UIFontWeightMedium];
+        _nameLabel.textColor = [UIColor whiteColor];
+    }
+    return _nameLabel;
+}
+
+- (UILabel *)descLabel {
+    if (!_descLabel) {
+        _descLabel = [[UILabel alloc] init];
+        _descLabel.font = [UIFont systemFontOfSize:12];
+        _descLabel.textColor = [[UIColor whiteColor] colorWithAlphaComponent:0.7];
+        _descLabel.lineBreakMode = NSLineBreakByTruncatingTail;
+    }
+    return _descLabel;
+}
+
+- (UIImageView *)checkImageView {
+    if (!_checkImageView) {
+        _checkImageView = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"ai_role_sel"]];
+    }
+    return _checkImageView;
+}
+
+- (UIImageView *)arrowImageView {
+    if (!_arrowImageView) {
+        _arrowImageView = [[UIImageView alloc] initWithImage:[UIImage imageNamed:@"right_arrow_icon"]];
+    }
+    return _arrowImageView;
+}
+
+- (UIView *)lineView {
+    if (!_lineView) {
+        _lineView = [[UIView alloc] init];
+        _lineView.backgroundColor = [[UIColor whiteColor] colorWithAlphaComponent:0.12];
+    }
+    return _lineView;
+}
+
+@end
+
+#pragma mark - View
+
+@interface KBAIPersonaSidebarView () <UITableViewDelegate, UITableViewDataSource, UITextFieldDelegate>
+
+@property (nonatomic, strong) UIVisualEffectView *blurView;
+@property (nonatomic, strong) UIView *contentView;
+@property (nonatomic, strong) UIView *searchContainer;
+@property (nonatomic, strong) UIImageView *searchIconView;
+@property (nonatomic, strong) UITextField *searchField;
+@property (nonatomic, strong) BaseTableView *tableView;
+@property (nonatomic, strong) UIView *searchResultContainer;
+@property (nonatomic, strong) BaseTableView *searchResultTableView;
+
+@property (nonatomic, strong) NSArray<KBPersonaModel *> *personas;
+@property (nonatomic, strong) NSArray<KBPersonaModel *> *displayPersonas;
+@property (nonatomic, strong) NSArray<KBPersonaModel *> *searchResults;
+@property (nonatomic, assign) BOOL isShowingSearchResults;
+@property (nonatomic, assign) NSInteger currentPage;
+@property (nonatomic, assign) BOOL hasMore;
+
+@end
+
+@implementation KBAIPersonaSidebarView
+
+- (instancetype)initWithFrame:(CGRect)frame {
+    self = [super initWithFrame:frame];
+    if (self) {
+        [self setupUI];
+    }
+    return self;
+}
+
+- (void)setupUI {
+    self.backgroundColor = [UIColor clearColor];
+    
+    [self addSubview:self.blurView];
+    [self addSubview:self.contentView];
+    
+    [self.contentView addSubview:self.searchContainer];
+    [self.searchContainer addSubview:self.searchIconView];
+    [self.searchContainer addSubview:self.searchField];
+    [self.contentView addSubview:self.tableView];
+    [self.contentView addSubview:self.searchResultContainer];
+    [self.searchResultContainer addSubview:self.searchResultTableView];
+    
+    [self.blurView mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.edges.equalTo(self);
+    }];
+    
+    [self.contentView mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.edges.equalTo(self);
+    }];
+    
+    [self.searchContainer mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.top.equalTo(self.contentView).offset(KB_STATUSBAR_HEIGHT + 20);
+        make.left.equalTo(self.contentView).offset(16);
+        make.right.equalTo(self.contentView).offset(-16);
+        make.height.mas_equalTo(36);
+    }];
+    
+    [self.searchIconView mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.left.equalTo(self.searchContainer).offset(12);
+        make.centerY.equalTo(self.searchContainer);
+        make.width.height.mas_equalTo(16);
+    }];
+    
+    [self.searchField mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.left.equalTo(self.searchIconView.mas_right).offset(8);
+        make.right.equalTo(self.searchContainer).offset(-12);
+        make.centerY.equalTo(self.searchContainer);
+        make.height.mas_equalTo(28);
+    }];
+    
+    [self.tableView mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.top.equalTo(self.searchContainer.mas_bottom).offset(10);
+        make.left.right.bottom.equalTo(self.contentView);
+    }];
+    
+    [self.searchResultContainer mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.top.equalTo(self.searchContainer.mas_bottom).offset(10);
+        make.left.right.bottom.equalTo(self.contentView);
+    }];
+    
+    [self.searchResultTableView mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.edges.equalTo(self.searchResultContainer);
+    }];
+    
+    __weak typeof(self) weakSelf = self;
+    MJRefreshAutoNormalFooter *footer = [MJRefreshAutoNormalFooter footerWithRefreshingBlock:^{
+        __strong typeof(weakSelf) strongSelf = weakSelf;
+        if (!strongSelf) {
+            return;
+        }
+        if (!strongSelf.hasMore) {
+            [strongSelf.tableView.mj_footer endRefreshingWithNoMoreData];
+            return;
+        }
+        strongSelf.currentPage += 1;
+        if ([strongSelf.delegate respondsToSelector:@selector(personaSidebarView:requestPersonasAtPage:)]) {
+            [strongSelf.delegate personaSidebarView:strongSelf requestPersonasAtPage:strongSelf.currentPage];
+        }
+    }];
+    footer.stateLabel.hidden = YES;
+    footer.backgroundColor = [UIColor clearColor];
+    footer.automaticallyHidden = YES;
+    self.tableView.mj_footer = footer;
+}
+
+#pragma mark - Public
+
+- (void)requestPersonasIfNeeded {
+    if (self.personas.count == 0) {
+        self.currentPage = 1;
+        self.hasMore = YES;
+        NSLog(@"[SidebarSearch] 请求人设数据: page=%ld", (long)self.currentPage);
+        if ([self.delegate respondsToSelector:@selector(personaSidebarView:requestPersonasAtPage:)]) {
+            [self.delegate personaSidebarView:self requestPersonasAtPage:self.currentPage];
+        }
+        return;
+    }
+    [self applyFilterAndReload];
+}
+
+- (void)updatePersonas:(NSArray<KBPersonaModel *> *)personas
+                 reset:(BOOL)reset
+               hasMore:(BOOL)hasMore
+           currentPage:(NSInteger)currentPage {
+    self.hasMore = hasMore;
+    NSInteger safePage = MAX(1, currentPage);
+    // HomeVC 传入的是全量列表，这里直接替换，避免重复
+    self.personas = personas ?: @[];
+    self.currentPage = safePage;
+    NSLog(@"[SidebarSearch] 更新人设: count=%ld, page=%ld, hasMore=%@",
+          (long)self.personas.count, (long)self.currentPage, self.hasMore ? @"YES" : @"NO");
+    [self applyFilterAndReload];
+    if (self.isShowingSearchResults && self.searchField.text.length > 0) {
+        [self performSearch];
+    }
+    [self endLoadingMore];
+}
+
+- (void)updateSelectedPersonaId:(NSInteger)personaId {
+    self.selectedPersonaId = personaId;
+    [self.tableView reloadData];
+}
+
+- (void)endLoadingMore {
+    if ([self.tableView.mj_footer isRefreshing]) {
+        if (self.hasMore) {
+            [self.tableView.mj_footer endRefreshing];
+        } else {
+            [self.tableView.mj_footer endRefreshingWithNoMoreData];
+        }
+    }
+}
+
+- (void)resetLoadMore {
+    [self.tableView.mj_footer resetNoMoreData];
+}
+
+#pragma mark - Search
+
+- (void)searchFieldChanged:(UITextField *)textField {
+    NSString *keyword = [textField.text stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];
+    NSLog(@"[SidebarSearch] 输入变化: \"%@\"", keyword);
+    if (keyword.length == 0) {
+        [self hideSearchResults];
+    }
+}
+
+- (void)applyFilterAndReload {
+    self.displayPersonas = self.personas;
+    [self.tableView reloadData];
+}
+
+- (void)performSearch {
+    NSString *keyword = [self.searchField.text stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];
+    NSLog(@"[SidebarSearch] 执行搜索: \"%@\" (total=%ld)", keyword, (long)self.personas.count);
+    if (keyword.length == 0) {
+        [self hideSearchResults];
+        return;
+    }
+    
+    NSMutableArray *result = [NSMutableArray array];
+    for (KBPersonaModel *persona in self.personas) {
+        NSString *name = persona.name ?: @"";
+        NSString *desc = persona.shortDesc ?: persona.introText ?: @"";
+        if ([name localizedCaseInsensitiveContainsString:keyword] ||
+            [desc localizedCaseInsensitiveContainsString:keyword]) {
+            [result addObject:persona];
+        }
+    }
+    self.searchResults = result;
+    NSLog(@"[SidebarSearch] 搜索结果: %ld 条", (long)self.searchResults.count);
+    if (self.searchResults.count > 0) {
+        [self showSearchResults];
+        [self.searchResultTableView reloadData];
+    } else {
+        [self hideSearchResults];
+    }
+}
+
+- (void)showSearchResults {
+    self.isShowingSearchResults = YES;
+    self.tableView.hidden = YES;
+    self.searchResultContainer.hidden = NO;
+    [self.contentView bringSubviewToFront:self.searchResultContainer];
+    NSLog(@"[SidebarSearch] 显示搜索结果视图");
+}
+
+- (void)hideSearchResults {
+    self.isShowingSearchResults = NO;
+    self.searchResults = @[];
+    self.searchResultContainer.hidden = YES;
+    self.tableView.hidden = NO;
+    NSLog(@"[SidebarSearch] 隐藏搜索结果视图");
+}
+
+#pragma mark - UITableViewDataSource
+
+- (NSInteger)tableView:(UITableView *)tableView numberOfRowsInSection:(NSInteger)section {
+    if (tableView == self.searchResultTableView) {
+        return self.searchResults.count;
+    }
+    return self.displayPersonas.count;
+}
+
+- (UITableViewCell *)tableView:(UITableView *)tableView
+         cellForRowAtIndexPath:(NSIndexPath *)indexPath {
+    KBAIPersonaSidebarCell *cell = [tableView dequeueReusableCellWithIdentifier:@"KBAIPersonaSidebarCell"
+                                                                   forIndexPath:indexPath];
+    KBPersonaModel *persona = (tableView == self.searchResultTableView)
+        ? self.searchResults[indexPath.row]
+        : self.displayPersonas[indexPath.row];
+    BOOL selected = (persona.personaId == self.selectedPersonaId);
+    [cell configureWithPersona:persona selected:selected];
+    return cell;
+}
+
+#pragma mark - UITableViewDelegate
+
+- (CGFloat)tableView:(UITableView *)tableView heightForRowAtIndexPath:(NSIndexPath *)indexPath {
+    return 72.0;
+}
+
+- (void)tableView:(UITableView *)tableView didSelectRowAtIndexPath:(NSIndexPath *)indexPath {
+    NSArray *source = (tableView == self.searchResultTableView) ? self.searchResults : self.displayPersonas;
+    if (indexPath.row >= source.count) {
+        return;
+    }
+    KBPersonaModel *persona = source[indexPath.row];
+    self.selectedPersonaId = persona.personaId;
+    [self.tableView reloadData];
+    if (self.isShowingSearchResults) {
+        [self.searchResultTableView reloadData];
+    }
+    if ([self.delegate respondsToSelector:@selector(personaSidebarView:didSelectPersona:)]) {
+        [self.delegate personaSidebarView:self didSelectPersona:persona];
+    }
+}
+
+#pragma mark - Lazy
+
+- (UIVisualEffectView *)blurView {
+    if (!_blurView) {
+        UIBlurEffect *effect = [UIBlurEffect effectWithStyle:UIBlurEffectStyleDark];
+        _blurView = [[UIVisualEffectView alloc] initWithEffect:effect];
+    }
+    return _blurView;
+}
+
+- (UIView *)contentView {
+    if (!_contentView) {
+        _contentView = [[UIView alloc] init];
+        _contentView.backgroundColor = [[UIColor blackColor] colorWithAlphaComponent:0.25];
+    }
+    return _contentView;
+}
+
+- (UIView *)searchContainer {
+    if (!_searchContainer) {
+        _searchContainer = [[UIView alloc] init];
+        _searchContainer.backgroundColor = [[UIColor whiteColor] colorWithAlphaComponent:0.12];
+        _searchContainer.layer.cornerRadius = 18;
+        _searchContainer.clipsToBounds = YES;
+    }
+    return _searchContainer;
+}
+
+- (UIImageView *)searchIconView {
+    if (!_searchIconView) {
+        _searchIconView = [[UIImageView alloc] initWithImage:[UIImage systemImageNamed:@"magnifyingglass"]];
+        _searchIconView.tintColor = [[UIColor whiteColor] colorWithAlphaComponent:0.8];
+    }
+    return _searchIconView;
+}
+
+- (UITextField *)searchField {
+    if (!_searchField) {
+        _searchField = [[UITextField alloc] init];
+        _searchField.placeholder = KBLocalized(@"Search Role");
+        _searchField.textColor = [UIColor whiteColor];
+        _searchField.font = [UIFont systemFontOfSize:14];
+        _searchField.clearButtonMode = UITextFieldViewModeWhileEditing;
+        _searchField.returnKeyType = UIReturnKeySearch;
+        _searchField.delegate = self;
+        [_searchField addTarget:self action:@selector(searchFieldChanged:) forControlEvents:UIControlEventEditingChanged];
+        [_searchField addTarget:self action:@selector(searchFieldReturnTapped:) forControlEvents:UIControlEventEditingDidEndOnExit];
+    }
+    return _searchField;
+}
+
+- (BaseTableView *)tableView {
+    if (!_tableView) {
+        _tableView = [[BaseTableView alloc] initWithFrame:CGRectZero style:UITableViewStylePlain];
+        _tableView.backgroundColor = [UIColor clearColor];
+        _tableView.separatorStyle = UITableViewCellSeparatorStyleNone;
+        _tableView.showsVerticalScrollIndicator = NO;
+        _tableView.delegate = self;
+        _tableView.dataSource = self;
+        [_tableView registerClass:[KBAIPersonaSidebarCell class] forCellReuseIdentifier:@"KBAIPersonaSidebarCell"];
+    }
+    return _tableView;
+}
+
+- (UIView *)searchResultContainer {
+    if (!_searchResultContainer) {
+        _searchResultContainer = [[UIView alloc] init];
+        _searchResultContainer.backgroundColor = [UIColor clearColor];
+        _searchResultContainer.hidden = YES;
+    }
+    return _searchResultContainer;
+}
+
+- (BaseTableView *)searchResultTableView {
+    if (!_searchResultTableView) {
+        _searchResultTableView = [[BaseTableView alloc] initWithFrame:CGRectZero style:UITableViewStylePlain];
+        _searchResultTableView.backgroundColor = [UIColor clearColor];
+        _searchResultTableView.separatorStyle = UITableViewCellSeparatorStyleNone;
+        _searchResultTableView.showsVerticalScrollIndicator = NO;
+        _searchResultTableView.delegate = self;
+        _searchResultTableView.dataSource = self;
+        [_searchResultTableView registerClass:[KBAIPersonaSidebarCell class] forCellReuseIdentifier:@"KBAIPersonaSidebarCell"];
+    }
+    return _searchResultTableView;
+}
+
+#pragma mark - UITextFieldDelegate
+
+- (BOOL)textFieldShouldReturn:(UITextField *)textField {
+    if (textField == self.searchField) {
+        NSLog(@"[SidebarSearch] textFieldShouldReturn");
+        [textField resignFirstResponder];
+        [self performSearch];
+        return YES;
+    }
+    return NO;
+}
+
+- (void)searchFieldReturnTapped:(UITextField *)textField {
+    if (textField == self.searchField) {
+        NSLog(@"[SidebarSearch] EditingDidEndOnExit");
+        [textField resignFirstResponder];
+        [self performSearch];
+    }
+}
+
+@end

keyBoard/Class/AiTalk/VC/KBAIHomeVC.m

@@ -19,10 +19,11 @@
 #import "LSTPopView.h"
 #import "KBAIMessageVC.h"
 #import "KBAICommentInputView.h"
+#import "KBAIPersonaSidebarView.h"
 #import <Masonry/Masonry.h>
 #import <SDWebImage/SDWebImage.h>
 
-@interface KBAIHomeVC () <UICollectionViewDelegate, UICollectionViewDataSource, KBVoiceToTextManagerDelegate, KBVoiceRecordManagerDelegate, UIGestureRecognizerDelegate, KBChatLimitPopViewDelegate>
+@interface KBAIHomeVC () <UICollectionViewDelegate, UICollectionViewDataSource, KBVoiceToTextManagerDelegate, KBVoiceRecordManagerDelegate, UIGestureRecognizerDelegate, KBChatLimitPopViewDelegate, KBAIPersonaSidebarViewDelegate>
 
 /// 人设列表容器
 @property (nonatomic, strong) UICollectionView *collectionView;
@@ -90,11 +91,22 @@
 
 /// 右上角消息按钮
 @property (nonatomic, strong) UIButton *messageButton;
+/// 左上角人设列表按钮
+@property (nonatomic, strong) UIButton *sidebarButton;
+
+/// 侧边栏 PopView
+@property (nonatomic, weak) LSTPopView *sidebarPopView;
+@property (nonatomic, strong) KBAIPersonaSidebarView *sidebarView;
+
+/// 侧边栏选中的人设 ID
+@property (nonatomic, assign) NSInteger selectedPersonaId;
 
 @end
 
 @implementation KBAIHomeVC
 
+static NSString * const KBAISelectedPersonaIdKey = @"KBAISelectedPersonaId";
+
 #pragma mark - Keyboard Gate
 
 /// 查找当前 view 树里的 firstResponder
@@ -194,6 +206,14 @@
         make.right.equalTo(self.view).offset(-16);
         make.width.height.mas_equalTo(32);
     }];
+    
+    // 左上角人设列表按钮
+    [self.view addSubview:self.sidebarButton];
+    [self.sidebarButton mas_makeConstraints:^(MASConstraintMaker *make) {
+        make.top.equalTo(self.view).offset(KB_STATUSBAR_HEIGHT + 10);
+        make.left.equalTo(self.view).offset(16);
+        make.width.height.mas_equalTo(32);
+    }];
 
     // 底部毛玻璃背景
     [self.view addSubview:self.bottomBackgroundView];
@@ -262,6 +282,7 @@
     }
     
     self.isLoading = YES;
+    NSInteger oldCount = self.personas.count;
     
     __weak typeof(self) weakSelf = self;
     [self.aiVM fetchPersonasWithPageNum:self.currentPage
@@ -283,9 +304,31 @@
         weakSelf.hasMore = pageModel.hasMore;
         
         dispatch_async(dispatch_get_main_queue(), ^{
-            [weakSelf.collectionView reloadData];
             if (weakSelf.currentPage == 1) {
+                [weakSelf.collectionView reloadData];
                 [weakSelf preloadDataForIndexes:@[@0, @1, @2]];
+            } else if (pageModel.records.count > 0) {
+                NSInteger newCount = weakSelf.personas.count;
+                NSMutableArray<NSIndexPath *> *indexPaths = [NSMutableArray array];
+                for (NSInteger i = oldCount; i < newCount; i++) {
+                    [indexPaths addObject:[NSIndexPath indexPathForItem:i inSection:0]];
+                }
+                [UIView performWithoutAnimation:^{
+                    [weakSelf.collectionView performBatchUpdates:^{
+                        [weakSelf.collectionView insertItemsAtIndexPaths:indexPaths];
+                    } completion:nil];
+                }];
+            }
+            if (weakSelf.selectedPersonaId <= 0 && weakSelf.personas.count > 0) {
+                NSInteger index = MIN(MAX(weakSelf.currentIndex, 0), weakSelf.personas.count - 1);
+                [weakSelf storeSelectedPersonaId:weakSelf.personas[index].personaId];
+            }
+            if (weakSelf.sidebarView) {
+                [weakSelf.sidebarView updatePersonas:weakSelf.personas
+                                               reset:(weakSelf.currentPage == 1)
+                                             hasMore:weakSelf.hasMore
+                                         currentPage:weakSelf.currentPage];
+                [weakSelf.sidebarView updateSelectedPersonaId:[weakSelf storedSelectedPersonaId]];
             }
         });
         
@@ -644,14 +687,51 @@
     return nil;
 }
 
+- (NSInteger)indexOfPersonaId:(NSInteger)personaId {
+    if (personaId <= 0) {
+        return NSNotFound;
+    }
+    for (NSInteger i = 0; i < self.personas.count; i++) {
+        KBPersonaModel *persona = self.personas[i];
+        if (persona.personaId == personaId) {
+            return i;
+        }
+    }
+    return NSNotFound;
+}
+
 #pragma mark - Private
 
+- (NSInteger)storedSelectedPersonaId {
+    NSInteger savedId = [[NSUserDefaults standardUserDefaults] integerForKey:KBAISelectedPersonaIdKey];
+    if (savedId > 0) {
+        return savedId;
+    }
+    if (self.currentIndex >= 0 && self.currentIndex < self.personas.count) {
+        return self.personas[self.currentIndex].personaId;
+    }
+    return 0;
+}
+
+- (void)storeSelectedPersonaId:(NSInteger)personaId {
+    if (personaId <= 0) {
+        return;
+    }
+    self.selectedPersonaId = personaId;
+    [[NSUserDefaults standardUserDefaults] setInteger:personaId forKey:KBAISelectedPersonaIdKey];
+    [[NSUserDefaults standardUserDefaults] synchronize];
+    if (self.sidebarView) {
+        [self.sidebarView updateSelectedPersonaId:personaId];
+    }
+}
+
 - (void)updateCollectionViewScrollState {
     BOOL shouldEnable = !self.isWaitingForAIResponse
         && !self.isVoiceRecording
         && !self.isVoiceProcessing;
     self.collectionView.scrollEnabled = shouldEnable;
     self.collectionView.panGestureRecognizer.enabled = shouldEnable;
+    self.collectionView.userInteractionEnabled = shouldEnable;
 }
 
 - (void)updateChatViewBottomInset {
@@ -765,6 +845,46 @@
     [KB_CURRENT_NAV pushViewController:vc animated:true];
 }
 
+#pragma mark - KBAIPersonaSidebarViewDelegate
+
+- (void)personaSidebarView:(KBAIPersonaSidebarView *)view
+      requestPersonasAtPage:(NSInteger)page {
+    if (self.isLoading) {
+        [view endLoadingMore];
+        return;
+    }
+    self.currentPage = MAX(1, page);
+    if (self.currentPage == 1) {
+        [self.personas removeAllObjects];
+        [view resetLoadMore];
+    }
+    [self loadPersonas];
+}
+
+- (void)personaSidebarView:(KBAIPersonaSidebarView *)view
+          didSelectPersona:(KBPersonaModel *)persona {
+    if (!persona) {
+        return;
+    }
+    
+    [self storeSelectedPersonaId:persona.personaId];
+    
+    NSInteger index = [self indexOfPersonaId:persona.personaId];
+    if (index != NSNotFound) {
+        self.currentIndex = index;
+        NSIndexPath *indexPath = [NSIndexPath indexPathForItem:index inSection:0];
+        [self.collectionView scrollToItemAtIndexPath:indexPath
+                                    atScrollPosition:UICollectionViewScrollPositionCenteredVertically
+                                            animated:NO];
+        [self preloadAdjacentCellsForIndex:index];
+        [self saveSelectedPersonaToAppGroup:persona];
+    }
+    
+    if (self.sidebarPopView) {
+        [self.sidebarPopView dismiss];
+    }
+}
+
 - (UIView *)bottomBackgroundView {
     if (!_bottomBackgroundView) {
         _bottomBackgroundView = [[UIView alloc] init];
@@ -806,6 +926,16 @@
     return _messageButton;
 }
 
+- (UIButton *)sidebarButton {
+    if (!_sidebarButton) {
+        _sidebarButton = [UIButton buttonWithType:UIButtonTypeCustom];
+        UIImage *icon = [UIImage imageNamed:@"ai_more_icon"];
+        [_sidebarButton setImage:icon forState:UIControlStateNormal];
+        [_sidebarButton addTarget:self action:@selector(sidebarButtonTapped) forControlEvents:UIControlEventTouchUpInside];
+    }
+    return _sidebarButton;
+}
+
 #pragma mark - Actions
 
 - (void)messageButtonTapped {
@@ -813,6 +943,41 @@
     [self.navigationController pushViewController:vc animated:YES];
 }
 
+- (void)sidebarButtonTapped {
+    [self showPersonaSidebar];
+}
+
+- (void)showPersonaSidebar {
+    if (!self.sidebarView) {
+        CGFloat width = KB_SCREEN_WIDTH * 0.7;
+        CGFloat height = KB_SCREEN_HEIGHT;
+        self.sidebarView = [[KBAIPersonaSidebarView alloc] initWithFrame:CGRectMake(0, 0, width, height)];
+        self.sidebarView.delegate = self;
+    }
+    
+    self.sidebarView.selectedPersonaId = [self storedSelectedPersonaId];
+    [self.sidebarView updatePersonas:self.personas
+                               reset:YES
+                             hasMore:self.hasMore
+                         currentPage:self.currentPage];
+    [self.sidebarView requestPersonasIfNeeded];
+    
+    if (self.sidebarPopView) {
+        [self.sidebarPopView dismiss];
+    }
+    
+    LSTPopView *popView = [LSTPopView initWithCustomView:self.sidebarView
+                                              parentView:nil
+                                                popStyle:LSTPopStyleSmoothFromLeft
+                                            dismissStyle:LSTDismissStyleSmoothToLeft];
+    popView.bgColor = [[UIColor blackColor] colorWithAlphaComponent:0.35];
+    popView.hemStyle = LSTHemStyleLeft;
+    popView.isClickBgDismiss = YES;
+    popView.isAvoidKeyboard = NO;
+    self.sidebarPopView = popView;
+    [popView pop];
+}
+
 /// 文本输入发送 - 直接调用 handleTranscribedText
 - (void)handleCommentInputSend:(NSString *)text {
     NSString *trimmedText = [text stringByTrimmingCharactersInSet:[NSCharacterSet whitespaceAndNewlineCharacterSet]];