Fix KBAICommentInputView弹出位置

keyBoard/Class/AiTalk/VC/KBAIHomeVC.m

@@ -167,6 +167,8 @@ static NSString * const KBAISelectedPersonaIdKey = @"KBAISelectedPersonaId";
 
 - (void)viewDidAppear:(BOOL)animated {
     [super viewDidAppear:animated];
+    [self kb_syncTextInputStateIfNeeded];
+    [self kb_logInputLayoutWithTag:@"viewDidAppear"];
     KBPersonaChatCell *cell = [self currentPersonaCell];
     if (cell) {
         [cell onBecameCurrentPersonaCell];
@@ -175,6 +177,17 @@ static NSString * const KBAISelectedPersonaIdKey = @"KBAISelectedPersonaId";
 
 - (void)viewWillDisappear:(BOOL)animated {
     [super viewWillDisappear:animated];
+    // 离开页面时结束编辑并重置底部输入状态，避免返回时出现 hidden/firstResponder 错位
+    [self.view endEditing:YES];
+    self.voiceInputKeyboardActive = NO;
+    self.currentKeyboardHeight = 0.0;
+    self.isTextInputMode = NO;
+    self.commentInputView.hidden = YES;
+    [self.commentInputBottomConstraint setOffset:100];
+    self.voiceInputBar.hidden = NO;
+    [self.voiceInputBarBottomConstraint setOffset:-self.baseInputBarBottomSpacing];
+    [self.view layoutIfNeeded];
+    [self kb_logInputLayoutWithTag:@"viewWillDisappear"];
     for (NSIndexPath *indexPath in self.collectionView.indexPathsForVisibleItems) {
         KBPersonaChatCell *cell = (KBPersonaChatCell *)[self.collectionView cellForItemAtIndexPath:indexPath];
         if (cell) {
@@ -263,16 +276,26 @@ static NSString * const KBAISelectedPersonaIdKey = @"KBAISelectedPersonaId";
     self.isTextInputMode = YES;
     self.voiceInputBar.hidden = YES;
     self.commentInputView.hidden = NO;
+    [self kb_logInputLayoutWithTag:@"showTextInputView-beforeAdjust"];
+    // 键盘未弹起时先停在底部栏位置，随后由键盘通知动画抬起到键盘上方
+    // 键盘已弹起时（如返回页面）直接使用当前键盘高度对齐
+    CGFloat targetOffset = self.currentKeyboardHeight > 0.0 ? -self.currentKeyboardHeight : -self.baseInputBarBottomSpacing;
+    [self.commentInputBottomConstraint setOffset:targetOffset];
+    [self.view layoutIfNeeded];
+    [self kb_logInputLayoutWithTag:@"showTextInputView-afterAdjust"];
     [self.commentInputView showKeyboard];
 }
 
 /// 隐藏文本输入视图
 - (void)hideTextInputView {
+    [self kb_logInputLayoutWithTag:@"hideTextInputView-before"];
     self.isTextInputMode = NO;
     [self.view endEditing:YES];
     [self.commentInputView clearText];
     self.commentInputView.hidden = YES;
+    [self.commentInputBottomConstraint setOffset:100];
     self.voiceInputBar.hidden = NO;
+    [self kb_logInputLayoutWithTag:@"hideTextInputView-after"];
 }
 
 #pragma mark - 2：数据加载
@@ -570,12 +593,32 @@ static NSString * const KBAISelectedPersonaIdKey = @"KBAISelectedPersonaId";
 
 - (void)setupKeyboardNotifications {
     [[NSNotificationCenter defaultCenter] addObserver:self
-                                             selector:@selector(handleKeyboardWillChangeFrame:)
+                                             selector:@selector(handleKeyboardNotification:)
                                                  name:UIKeyboardWillChangeFrameNotification
                                                object:nil];
+    [[NSNotificationCenter defaultCenter] addObserver:self
+                                             selector:@selector(handleKeyboardNotification:)
+                                                 name:UIKeyboardDidChangeFrameNotification
+                                               object:nil];
+    [[NSNotificationCenter defaultCenter] addObserver:self
+                                             selector:@selector(handleKeyboardNotification:)
+                                                 name:UIKeyboardWillShowNotification
+                                               object:nil];
+    [[NSNotificationCenter defaultCenter] addObserver:self
+                                             selector:@selector(handleKeyboardNotification:)
+                                                 name:UIKeyboardDidShowNotification
+                                               object:nil];
+    [[NSNotificationCenter defaultCenter] addObserver:self
+                                             selector:@selector(handleKeyboardNotification:)
+                                                 name:UIKeyboardWillHideNotification
+                                               object:nil];
+    [[NSNotificationCenter defaultCenter] addObserver:self
+                                             selector:@selector(handleKeyboardNotification:)
+                                                 name:UIKeyboardDidHideNotification
+                                               object:nil];
 }
 
-- (void)handleKeyboardWillChangeFrame:(NSNotification *)notification {
+- (void)handleKeyboardNotification:(NSNotification *)notification {
     NSDictionary *userInfo = notification.userInfo;
     CGRect endFrame = [userInfo[UIKeyboardFrameEndUserInfoKey] CGRectValue];
     NSTimeInterval duration = [userInfo[UIKeyboardAnimationDurationUserInfoKey] doubleValue];
@@ -583,17 +626,42 @@ static NSString * const KBAISelectedPersonaIdKey = @"KBAISelectedPersonaId";
     
     CGRect convertedFrame = [self.view convertRect:endFrame fromView:nil];
     CGFloat keyboardHeight = MAX(0.0, CGRectGetMaxY(self.view.bounds) - CGRectGetMinY(convertedFrame));
+    BOOL shouldHandle = YES;
+    BOOL fromAllowedInput = [self kb_isKeyboardFromVoiceInputBar];
 
     if (keyboardHeight > 0.0) {
-        if (![self kb_isKeyboardFromVoiceInputBar]) {
-            return;
+        // 文本输入模式优先跟随键盘，避免返回页面后 firstResponder 瞬时不稳定导致被误过滤
+        if (!self.isTextInputMode && !fromAllowedInput) {
+            shouldHandle = NO;
         }
         self.voiceInputKeyboardActive = YES;
     } else {
-        if (!self.voiceInputKeyboardActive) {
-            return;
+        if (!self.voiceInputKeyboardActive && !self.isTextInputMode) {
+            shouldHandle = NO;
         }
         self.voiceInputKeyboardActive = NO;
+    }
+    
+    [self kb_logKeyboardNotification:notification
+                        keyboardHeight:keyboardHeight
+                        convertedFrame:convertedFrame
+                      fromAllowedInput:fromAllowedInput
+                          shouldHandle:shouldHandle];
+    if (!shouldHandle) {
+        return;
+    }
+    
+    UIView *firstResponder = [self kb_findFirstResponderInView:self.view];
+    BOOL firstInComment = firstResponder ? [firstResponder isDescendantOfView:self.commentInputView] : NO;
+    if (keyboardHeight > 0.0 && firstInComment && !self.isTextInputMode) {
+        // 防止出现「firstResponder 在 commentInput，但 textMode 仍为 NO」导致定位到底部
+        self.isTextInputMode = YES;
+        self.voiceInputBar.hidden = YES;
+        self.commentInputView.hidden = NO;
+        [self kb_logInputLayoutWithTag:@"keyboardSync-forceTextMode"];
+    }
+
+    if (keyboardHeight <= 0.0) {
         // 键盘隐藏时，如果是文本输入模式，隐藏文本输入框并显示 VoiceInputBar
         if (self.isTextInputMode) {
             [self hideTextInputView];
@@ -625,7 +693,9 @@ static NSString * const KBAISelectedPersonaIdKey = @"KBAISelectedPersonaId";
                      animations:^{
                          [self.view layoutIfNeeded];
                      }
-                     completion:nil];
+                     completion:^(BOOL finished) {
+                         [self kb_logInputLayoutWithTag:@"handleKeyboardNotification-animComplete"];
+                     }];
 }
 
 #pragma mark - 7：键盘收起
@@ -843,6 +913,7 @@ static NSString * const KBAISelectedPersonaIdKey = @"KBAISelectedPersonaId";
 }
 
 - (void)chatLimitPopViewDidTapRecharge:(KBChatLimitPopView *)view {
+    NSLog(@"[KBAIHomeVC][Pay] chatLimitPopViewDidTapRecharge");
     [self.chatLimitPopView dismiss];
     if (![KBUserSessionManager shared].isLoggedIn) {
         [[KBUserSessionManager shared] goLoginVC];
@@ -961,6 +1032,74 @@ static NSString * const KBAISelectedPersonaIdKey = @"KBAISelectedPersonaId";
     [self showPersonaSidebar];
 }
 
+#pragma mark - Debug Log
+
+- (void)kb_syncTextInputStateIfNeeded {
+    UIView *firstResponder = [self kb_findFirstResponderInView:self.view];
+    BOOL firstInComment = firstResponder ? [firstResponder isDescendantOfView:self.commentInputView] : NO;
+    if (!firstInComment) {
+        return;
+    }
+    self.isTextInputMode = YES;
+    self.voiceInputBar.hidden = YES;
+    self.commentInputView.hidden = NO;
+    if (self.currentKeyboardHeight > 0.0) {
+        [self.commentInputBottomConstraint setOffset:-self.currentKeyboardHeight];
+        [self.voiceInputBarBottomConstraint setOffset:-MAX(self.currentKeyboardHeight - 5.0, self.baseInputBarBottomSpacing)];
+    } else {
+        [self.commentInputBottomConstraint setOffset:-self.baseInputBarBottomSpacing];
+    }
+    [self.view layoutIfNeeded];
+    [self kb_logInputLayoutWithTag:@"kb_syncTextInputStateIfNeeded"];
+}
+
+- (void)kb_logInputLayoutWithTag:(NSString *)tag {
+    [self.view layoutIfNeeded];
+    UIView *firstResponder = [self kb_findFirstResponderInView:self.view];
+    NSString *firstResponderInfo = firstResponder ? NSStringFromClass(firstResponder.class) : @"nil";
+    NSLog(@"[KBAIHomeVC][Layout][%@] textMode=%d voiceHidden=%d commentHidden=%d currentKeyboardHeight=%.2f viewH=%.2f safeBottom=%.2f commentFrame=%@ voiceFrame=%@ firstResponder=%@",
+          tag ?: @"-",
+          self.isTextInputMode,
+          self.voiceInputBar.hidden,
+          self.commentInputView.hidden,
+          self.currentKeyboardHeight,
+          CGRectGetHeight(self.view.bounds),
+          self.view.safeAreaInsets.bottom,
+          NSStringFromCGRect(self.commentInputView.frame),
+          NSStringFromCGRect(self.voiceInputBar.frame),
+          firstResponderInfo);
+}
+
+- (void)kb_logKeyboardNotification:(NSNotification *)notification
+                      keyboardHeight:(CGFloat)keyboardHeight
+                      convertedFrame:(CGRect)convertedFrame
+                    fromAllowedInput:(BOOL)fromAllowedInput
+                        shouldHandle:(BOOL)shouldHandle {
+    NSDictionary *userInfo = notification.userInfo;
+    CGRect endFrame = [userInfo[UIKeyboardFrameEndUserInfoKey] CGRectValue];
+    NSTimeInterval duration = [userInfo[UIKeyboardAnimationDurationUserInfoKey] doubleValue];
+    NSInteger curve = [userInfo[UIKeyboardAnimationCurveUserInfoKey] integerValue];
+    UIView *firstResponder = [self kb_findFirstResponderInView:self.view];
+    NSString *firstResponderInfo = firstResponder ? NSStringFromClass(firstResponder.class) : @"nil";
+    BOOL firstInComment = firstResponder ? [firstResponder isDescendantOfView:self.commentInputView] : NO;
+    BOOL firstInVoice = firstResponder ? [firstResponder isDescendantOfView:self.voiceInputBar] : NO;
+    NSLog(@"[KBAIHomeVC][Keyboard][%@] shouldHandle=%d textMode=%d voiceActive=%d fromAllowed=%d firstInComment=%d firstInVoice=%d firstResponder=%@ endFrame=%@ converted=%@ keyboardHeight=%.2f duration=%.2f curve=%ld viewWindow=%@",
+          notification.name,
+          shouldHandle,
+          self.isTextInputMode,
+          self.voiceInputKeyboardActive,
+          fromAllowedInput,
+          firstInComment,
+          firstInVoice,
+          firstResponderInfo,
+          NSStringFromCGRect(endFrame),
+          NSStringFromCGRect(convertedFrame),
+          keyboardHeight,
+          duration,
+          (long)curve,
+          self.view.window ? @"YES" : @"NO");
+}
+
 - (void)showPersonaSidebar {
     if (!self.sidebarView) {
         CGFloat width = KB_SCREEN_WIDTH * 0.7;