style(message): 移除消息发送中的加载动画

- 移除 call_item.dart 中消息发送中的圆形加载动画
- 移除 gift_item.dart 中消息发送中的圆形加载动画
- 移除 image_item.dart 中消息发送中的圆形加载动画
- 移除 room_item.dart 中消息发送中的圆形加载动画
- 移除 text_item.dart 中消息发送中的圆形加载动画
- 移除 video_item.dart 中消息发送中的圆形加载动画
- 调整礼物发送失败时的错误提示信息
- 保持聊天礼物弹窗组件的布局结构不变

lib/controller/message/chat_controller.dart

@@ -1742,9 +1742,9 @@ class ChatController extends GetxController {
         requestData,
       );
 
-      if (!response.data.isSuccess) {
+      if (response.data.isSuccess && !response.data.data['success']) {
         SmartDialog.showToast(
-          response.data.message.isNotEmpty ? response.data.message : '发送礼物失败',
+          response.data.data['code'] == 'E0002' ? '玫瑰不足请充值' : '发送礼物失败',
         );
         return false;
       }

lib/widget/message/call_item.dart

@@ -368,15 +368,8 @@ class CallItem extends StatelessWidget {
         ),
       );
     } else if (status == MessageStatus.PROGRESS) {
-      // 发送中，显示加载动画
-      return Container(
-        width: 16.w,
-        height: 16.w,
-        child: CircularProgressIndicator(
-          strokeWidth: 2,
-          valueColor: AlwaysStoppedAnimation<Color>(Colors.grey),
-        ),
-      );
+      // 发送中，不显示loading
+      return SizedBox.shrink();
     } else {
       // 发送成功，不显示任何状态
       return SizedBox.shrink();

lib/widget/message/chat_gift_popup.dart

@@ -146,45 +146,45 @@ class _ChatGiftPopupState extends State<ChatGiftPopup> {
               ? MediaQuery.of(context).padding.bottom 
               : 10.h,
         ),
-        child: Row(
-          mainAxisAlignment: MainAxisAlignment.spaceBetween,
-          children: [
-            // 数量选择（暂时不实现，固定为1）
-            SizedBox(width: 1.w),
-            ValueListenableBuilder<int>(
-              valueListenable: widget.giftNum,
-              builder: (context, num, _) {
-                return Row(
-                  children: [
-                    GestureDetector(
-                      onTap: () => _handleSendGift(),
-                      child: Container(
-                        width: 63.w,
-                        height: 30.w,
-                        decoration: BoxDecoration(
-                          borderRadius: BorderRadius.all(Radius.circular(30.w)),
-                          gradient: const LinearGradient(
-                            begin: Alignment.centerLeft,
-                            end: Alignment.centerRight,
-                            colors: [
-                              Color.fromRGBO(61, 138, 224, 1),
-                              Color.fromRGBO(131, 89, 255, 1),
-                            ],
-                          ),
+      child: Row(
+        mainAxisAlignment: MainAxisAlignment.spaceBetween,
+        children: [
+          // 数量选择（暂时不实现，固定为1）
+          SizedBox(width: 1.w),
+          ValueListenableBuilder<int>(
+            valueListenable: widget.giftNum,
+            builder: (context, num, _) {
+              return Row(
+                children: [
+                  GestureDetector(
+                    onTap: () => _handleSendGift(),
+                    child: Container(
+                      width: 63.w,
+                      height: 30.w,
+                      decoration: BoxDecoration(
+                        borderRadius: BorderRadius.all(Radius.circular(30.w)),
+                        gradient: const LinearGradient(
+                          begin: Alignment.centerLeft,
+                          end: Alignment.centerRight,
+                          colors: [
+                            Color.fromRGBO(61, 138, 224, 1),
+                            Color.fromRGBO(131, 89, 255, 1),
+                          ],
                         ),
-                        child: Center(
-                          child: Text(
-                            "赠送",
-                            style: TextStyle(fontSize: 13.w, color: Colors.white),
-                          ),
+                      ),
+                      child: Center(
+                        child: Text(
+                          "赠送",
+                          style: TextStyle(fontSize: 13.w, color: Colors.white),
                         ),
                       ),
                     ),
-                  ],
-                );
-              },
-            ),
-          ],
+                  ),
+                ],
+              );
+            },
+          ),
+        ],
         ),
       ),
     );

lib/widget/message/gift_item.dart

@@ -346,15 +346,8 @@ class GiftItem extends StatelessWidget {
         ),
       );
     } else if (status == MessageStatus.PROGRESS) {
-      // 发送中，显示加载动画
-      return Container(
-        width: 16.w,
-        height: 16.w,
-        child: CircularProgressIndicator(
-          strokeWidth: 2,
-          valueColor: AlwaysStoppedAnimation<Color>(Colors.grey),
-        ),
-      );
+      // 发送中，不显示loading
+      return SizedBox.shrink();
     } else {
       // 发送成功，不显示任何状态
       return SizedBox.shrink();

lib/widget/message/image_item.dart

@@ -701,18 +701,8 @@ class _ImageItemState extends State<ImageItem> {
         ),
       );
     } else if (status == MessageStatus.PROGRESS) {
-      // 如果应该隐藏PROGRESS状态（已超时且有远程路径），不显示loading
-      if (_shouldHideProgressStatus) {
-        return SizedBox.shrink();
-      }
-      return Container(
-        width: 16.w,
-        height: 16.w,
-        child: CircularProgressIndicator(
-          strokeWidth: 2,
-          valueColor: AlwaysStoppedAnimation<Color>(Colors.grey),
-        ),
-      );
+      // 发送中，不显示loading
+      return SizedBox.shrink();
     } else {
       return SizedBox.shrink();
     }

lib/widget/message/room_item.dart

@@ -467,15 +467,8 @@ class RoomItem extends StatelessWidget {
         ),
       );
     } else if (status == MessageStatus.PROGRESS) {
-      // 发送中，显示加载动画
-      return Container(
-        width: 16.w,
-        height: 16.w,
-        child: CircularProgressIndicator(
-          strokeWidth: 2,
-          valueColor: AlwaysStoppedAnimation<Color>(Colors.grey),
-        ),
-      );
+      // 发送中，不显示loading
+      return SizedBox.shrink();
     } else {
       // 发送成功，不显示任何状态
       return SizedBox.shrink();

lib/widget/message/text_item.dart

@@ -301,17 +301,8 @@ class TextItem extends StatelessWidget {
         ),
       );
     } else if (status == MessageStatus.PROGRESS) {
-      // 发送中，显示加载动画
-      return Container(
-        width: 16.w,
-        height: 16.w,
-        child: CircularProgressIndicator(
-          strokeWidth: 2,
-          valueColor: AlwaysStoppedAnimation<Color>(
-            Colors.grey,
-          ),
-        ),
-      );
+      // 发送中，不显示loading
+      return SizedBox.shrink();
     } else {
       // 发送成功，不显示任何状态
       return SizedBox.shrink();

lib/widget/message/video_item.dart

@@ -508,17 +508,8 @@ class _VideoItemState extends State<VideoItem> {
         ),
       );
     } else if (status == MessageStatus.PROGRESS) {
-      // 发送中，显示加载动画
-      return Container(
-        width: 16.w,
-        height: 16.w,
-        child: CircularProgressIndicator(
-          strokeWidth: 2,
-          valueColor: AlwaysStoppedAnimation<Color>(
-            Colors.grey,
-          ),
-        ),
-      );
+      // 发送中，不显示loading
+      return SizedBox.shrink();
     } else {
       // 发送成功，不显示任何状态
       return SizedBox.shrink();