feat(message): 更新消息页面并优化图片展示逻辑

- 在获取会话列表后添加发送文本消息功能
- 移除图像项中的网络缩略图显示逻辑
- 修改图像项优先显示本地路径图片- 移除图像加载进度构建器- 调整消息页面Tab内容区域布局结构
- 移除不必要的日志打印语句
- 导入retrofit/http包用于图像项组件

lib/controller/message/conversation_controller.dart

@@ -30,7 +30,7 @@ class ConversationController extends GetxController {
       final List<EMConversation> convList = await IMManager.instance.getConversations();
       // 更新会话列表
       conversations.value = convList;
-      
+      await IMManager.instance.sendTextMessage('你好啊啊', '1114267797208305664');
       // 使用GetX日志系统
       if (Get.isLogEnable) {
         Get.log('Loaded ${convList.length} conversations');

lib/pages/message/message_page.dart

@@ -127,17 +127,15 @@ class _MessagePageState extends State<MessagePage> with AutomaticKeepAliveClient
 
   // 构建Tab内容区域
   Widget _buildTabContent() {
-    return Expanded(
-      child: TabBarView(
-        controller: _tabController,
-        physics: const NeverScrollableScrollPhysics(), // 禁用Tab页手势滚动
-        children: const [
-            // 聊天Tab
-            ConversationTab(),
-            // 好友Tab
-            FriendTab(),
-          ],
-      ),
+    return TabBarView(
+      controller: _tabController,
+      physics: const NeverScrollableScrollPhysics(), // 禁用Tab页手势滚动
+      children: const [
+          // 聊天Tab
+          ConversationTab(),
+          // 好友Tab
+          FriendTab(),
+        ],
     );
   }
 

lib/widget/message/image_item.dart

@@ -4,6 +4,7 @@ import 'package:flutter/material.dart';
 import 'package:flutter_screenutil/flutter_screenutil.dart';
 import 'package:get/get.dart';
 import 'package:im_flutter_sdk/im_flutter_sdk.dart';
+import 'package:retrofit/http.dart';
 
 class ImageItem extends StatelessWidget {
   final EMImageMessageBody imageBody;
@@ -102,7 +103,6 @@ class ImageItem extends StatelessWidget {
     double maxHeight = 200.w;
     double width = maxWidth;
     double height = maxHeight;
-    Get.log(imageBody.thumbnailLocalPath ?? '');
     // 如果有图片尺寸信息，根据比例调整
     if (imageBody.width != null && imageBody.width! > 0 && 
         imageBody.height != null && imageBody.height! > 0) {
@@ -117,18 +117,13 @@ class ImageItem extends StatelessWidget {
         width = maxHeight * aspectRatio;
       }
     }
-
     // 尝试显示网络缩略图
-    if (imageBody.thumbnailRemotePath != null && imageBody.thumbnailRemotePath!.isNotEmpty) {
-      return Image.network(
-        imageBody.thumbnailRemotePath!,
+    if (imageBody.localPath != null && imageBody.localPath!.isNotEmpty) {
+      return Image.file(
+        File(imageBody.localPath),
         width: width,
         height: height,
         fit: BoxFit.cover,
-        loadingBuilder: (context, child, loadingProgress) {
-          if (loadingProgress == null) return child;
-          return _buildLoadingContainer(width, height);
-        },
         errorBuilder: (context, error, stackTrace) {
           return _buildErrorContainer(width, height);
         },