fix(call): 添加忙线提示并优化聊天输入框表情显示

- 添加对方忙线中提示功能
- 移除过期的extended_text_field依赖
- 实现新的表情显示机制替换原有特殊文本构建器
- 重构聊天输入框表情处理逻辑
- 优化输入框光标位置管理
- 添加表情输入内容构建方法

lib/controller/message/call_controller.dart

@@ -184,6 +184,10 @@ class CallController extends GetxController {
         });
         return null;
       }
+      if (!response.data.data!.success && response.data.data!.code == 'E0003') {
+        SmartDialog.showToast('对方忙线中');
+        return null;
+      }
       rtcChannel.value = response.data.data;
       print('✅ 创建一对一RTC频道成功: ${response.data.data?.channelId}');
       isCreatingChannel.value = false;

lib/widget/message/chat_input_bar.dart

@@ -1,8 +1,6 @@
 import 'package:dating_touchme_app/extension/ex_widget.dart';
 import 'package:flutter/material.dart';
-import 'package:flutter/services.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
-import 'package:extended_text_field/extended_text_field.dart';
 
 import '../../generated/assets.dart';
 import '../../config/emoji_config.dart';
@@ -10,135 +8,6 @@ import '../emoji_panel.dart';
 import 'more_options_view.dart';
 import 'voice_input_view.dart';
 
-/// 表情特殊文本构建器 - 用于在 ExtendedTextField 中显示表情
-class EmojiSpecialTextSpanBuilder extends SpecialTextSpanBuilder {
-  @override
-  SpecialText? createSpecialText(
-    String flag, {
-    TextStyle? textStyle,
-    SpecialTextGestureTapCallback? onTap,
-    required int index,
-  }) {
-    // 匹配 [emoji:xxx] 格式
-    if (flag.startsWith('[emoji:')) {
-      return EmojiSpecialText(
-        textStyle: textStyle,
-        onTap: onTap,
-      );
-    }
-    return null;
-  }
-}
-
-/// 表情特殊文本类
-class EmojiSpecialText extends SpecialText {
-  EmojiSpecialText({
-    TextStyle? textStyle,
-    SpecialTextGestureTapCallback? onTap,
-  }) : super(
-          '[emoji:',
-          ']',
-          textStyle,
-          onTap: onTap,
-        );
-
-  @override
-  InlineSpan finishText() {
-    // 提取表情ID
-    final emojiId = toString().replaceAll('[emoji:', '').replaceAll(']', '');
-    final emoji = EmojiConfig.getEmojiById(emojiId);
-
-    if (emoji != null) {
-      // 返回包含表情图片的 WidgetSpan
-      return WidgetSpan(
-        child: Padding(
-          padding: EdgeInsets.symmetric(horizontal: 2.w),
-          child: Image.asset(
-            emoji.path,
-            width: 24.w,
-            height: 24.w,
-            fit: BoxFit.contain,
-          ),
-        ),
-      );
-    }
-
-    // 如果表情不存在，返回普通文本
-    return TextSpan(
-      text: toString(),
-      style: textStyle,
-    );
-  }
-}
-
-/// 表情文本输入格式化器 - 处理删除时一次性删除整个表情标记
-class EmojiTextInputFormatter extends TextInputFormatter {
-  @override
-  TextEditingValue formatEditUpdate(
-    TextEditingValue oldValue,
-    TextEditingValue newValue,
-  ) {
-    // 如果文本长度减少（删除操作）
-    if (newValue.text.length < oldValue.text.length) {
-      final oldSelection = oldValue.selection;
-      final cursorOffset = oldSelection.baseOffset;
-      final deletedLength = oldValue.text.length - newValue.text.length;
-      
-      // 在整个文本中查找所有表情标记
-      final emojiRegex = RegExp(r'\[emoji:\d+\]');
-      final allMatches = emojiRegex.allMatches(oldValue.text);
-      
-      // 查找光标所在位置或光标前最近的表情标记
-      for (final match in allMatches) {
-        final emojiStart = match.start;
-        final emojiEnd = match.end;
-        
-        // 如果光标在表情标记内部（不包括开始位置，包括结束位置）
-        if (cursorOffset > emojiStart && cursorOffset <= emojiEnd) {
-          // 删除整个表情标记
-          final beforeEmoji = oldValue.text.substring(0, emojiStart);
-          final afterEmoji = oldValue.text.substring(emojiEnd);
-          final newText = beforeEmoji + afterEmoji;
-          
-          // 删除表情后，光标保持在删除操作发生的位置
-          // 跟删除普通文本一样：删除后光标停留在删除位置
-          // 光标位置 = 删除位置 - 表情长度
-          final emojiLength = emojiEnd - emojiStart;
-          int newCursorOffset = (cursorOffset - emojiLength).clamp(0, newText.length);
-          
-          return TextEditingValue(
-            text: newText,
-            selection: TextSelection.collapsed(offset: newCursorOffset),
-          );
-        }
-        
-        // 如果光标刚好在表情标记的开始位置，且删除的是表情标记内部的字符
-        if (cursorOffset == emojiStart) {
-          // 检查删除的字符是否在表情标记范围内
-          if (cursorOffset + deletedLength <= emojiEnd) {
-            // 删除整个表情标记
-            final beforeEmoji = oldValue.text.substring(0, emojiStart);
-            final afterEmoji = oldValue.text.substring(emojiEnd);
-            final newText = beforeEmoji + afterEmoji;
-            
-            // 删除表情后，光标保持在删除位置
-            // 光标位置 = 删除位置 - 表情长度
-            final emojiLength = emojiEnd - emojiStart;
-            int newCursorOffset = (cursorOffset - emojiLength).clamp(0, newText.length);
-            
-            return TextEditingValue(
-              text: newText,
-              selection: TextSelection.collapsed(offset: newCursorOffset),
-            );
-          }
-        }
-      }
-    }
-
-    return newValue;
-  }
-}
-
 class ChatInputBar extends StatefulWidget {
   final ValueChanged<String> onSendMessage;
   final ValueChanged<List<String>>? onImageSelected;
@@ -260,15 +129,71 @@ class _ChatInputBarState extends State<ChatInputBar> {
     // 将表情添加到输入框
     final currentText = _textController.text;
     final emojiText = '[emoji:${emoji.id}]';
-    final newText = currentText + emojiText;
-    _textController.text = newText;
+    _textController.text = currentText + emojiText;
     // 将光标移到末尾
     _textController.selection = TextSelection.fromPosition(
-      TextPosition(offset: newText.length),
+      TextPosition(offset: _textController.text.length),
     );
     setState(() {}); // 刷新显示
   }
 
+  /// 构建输入框内容（文本+表情）
+  List<Widget> _buildInputContentWidgets() {
+    final List<Widget> widgets = [];
+    final text = _textController.text;
+    final RegExp emojiRegex = RegExp(r'\[emoji:(\d+)\]');
+
+    int lastMatchEnd = 0;
+    final matches = emojiRegex.allMatches(text);
+
+    for (final match in matches) {
+      // 添加表情之前的文本
+      if (match.start > lastMatchEnd) {
+        final textPart = text.substring(lastMatchEnd, match.start);
+        widgets.add(
+          Text(
+            textPart,
+            style: TextStyle(fontSize: 14.sp, color: Colors.black),
+          ),
+        );
+      }
+
+      // 添加表情图片
+      final emojiId = match.group(1);
+      if (emojiId != null) {
+        final emoji = EmojiConfig.getEmojiById(emojiId);
+        if (emoji != null) {
+          widgets.add(
+            Padding(
+              padding: EdgeInsets.symmetric(horizontal: 2.w),
+              child: Image.asset(
+                emoji.path,
+                width: 24.w,
+                height: 24.w,
+                fit: BoxFit.contain,
+              ),
+            ),
+          );
+        }
+      }
+
+      lastMatchEnd = match.end;
+    }
+
+    // 添加剩余的文本
+    if (lastMatchEnd < text.length) {
+      final textPart = text.substring(lastMatchEnd);
+      widgets.add(
+        Text(
+          textPart,
+          style: TextStyle(fontSize: 14.sp, color: Colors.black),
+        ),
+      );
+    }
+
+    return widgets;
+  }
+
   @override
   Widget build(BuildContext context) {
     return Column(
@@ -290,32 +215,46 @@ class _ChatInputBarState extends State<ChatInputBar> {
                         borderRadius: BorderRadius.circular(5.h),
                       ),
                       padding: EdgeInsets.symmetric(horizontal: 16.w),
-                      alignment: Alignment.center,
-                      child: ExtendedTextField(
-                        controller: _textController,
-                        focusNode: _focusNode,
-                        specialTextSpanBuilder: EmojiSpecialTextSpanBuilder(),
-                        inputFormatters: [
-                          EmojiTextInputFormatter(),
-                        ],
-                        textAlignVertical: TextAlignVertical.center,
-                        decoration: InputDecoration(
-                          border: InputBorder.none,
-                          hintText: "请输入聊天内容~",
-                          hintStyle: TextStyle(
-                            fontSize: 14.sp,
-                            color: Colors.grey,
+                      child: Stack(
+                        children: [
+                          // 真实的输入框
+                          TextField(
+                            controller: _textController,
+                            focusNode: _focusNode,
+                            decoration: InputDecoration(
+                              border: InputBorder.none,
+                              hintText: "请输入聊天内容~",
+                              hintStyle: TextStyle(
+                                fontSize: 14.sp,
+                                color: Colors.grey,
+                              ),
+                            ),
+                            style: TextStyle(
+                              fontSize: 14.sp,
+                              color: _textController.text.contains('[emoji:')
+                                  ? Colors.transparent
+                                  : Colors.black,
+                            ),
+                            onChanged: (value) {
+                              setState(() {}); // 刷新以更新表情显示
+                            },
                           ),
-                          isDense: true,
-                          contentPadding: EdgeInsets.symmetric(vertical: 0),
-                        ),
-                        style: TextStyle(
-                          fontSize: 14.sp,
-                          color: Colors.black,
-                        ),
-                        onChanged: (value) {
-                          setState(() {}); // 刷新以更新表情显示
-                        },
+                          // 表情显示层
+                          if (_textController.text.contains('[emoji:'))
+                            Positioned.fill(
+                              child: IgnorePointer(
+                                child: Align(
+                                  alignment: Alignment.centerLeft,
+                                  child: SingleChildScrollView(
+                                    scrollDirection: Axis.horizontal,
+                                    child: Row(
+                                      children: _buildInputContentWidgets(),
+                                    ),
+                                  ),
+                                ),
+                              ),
+                            ),
+                        ],
                       ),
                     ),
                   ),

pubspec.yaml

@@ -82,6 +82,7 @@ dependencies:
   flutter_local_notifications: ^19.5.0
   app_badge_plus: ^1.2.6
   extended_text_field: ^16.0.2
+  emoji_text_field: ^1.0.0
 
 dev_dependencies:
   flutter_test: