refactor(rtc): 重构RTC频道详情获取逻辑

- 将_fetchRtcChannelDetail方法改为私有，并新增公共方法fetchRtcChannelDetail
- 在RTCManager中用户加入和离开频道时主动调用频道详情获取
- 移除RoomController中冗余的用户加入/离开消息处理逻辑
- 优化RTCManager中的网络服务依赖导入
- 调整_leaveChat消息发送逻辑以适配新的角色判断方式

lib/controller/discover/room_controller.dart

@@ -264,7 +264,8 @@ class RoomController extends GetxController with WidgetsBindingObserver {
     }
   }
 
-  Future<void> _fetchRtcChannelDetail(String channelName) async {
+  /// 获取 RTC 频道详情（公有方法，供外部调用）
+  Future<void> fetchRtcChannelDetail(String channelName) async {
     try {
       final response = await _networkService.rtcApi.getRtcChannelDetail(
         channelName,
@@ -278,6 +279,10 @@ class RoomController extends GetxController with WidgetsBindingObserver {
     }
   }
 
+  Future<void> _fetchRtcChannelDetail(String channelName) async {
+    await fetchRtcChannelDetail(channelName);
+  }
+
   /// 发送公屏消息
   Future<void> sendChatMessage(String content) async {
     final channelName = RTCManager.instance.currentChannelId;
@@ -453,88 +458,6 @@ class RoomController extends GetxController with WidgetsBindingObserver {
       } catch (e) {
         print('❌ 处理礼物消息失败: $e');
       }
-    } else if (message['type'] == 'join_chat') {
-      final response = await _networkService.rtcApi
-          .getDatingRtcChannelUserDetail(
-            rtcChannel.value!.channelId,
-            message['uid'],
-          );
-      if (!response.data.isSuccess) {
-        return;
-      }
-      final currentDetail = rtcChannelDetail.value;
-      if (currentDetail == null) {
-        return;
-      }
-      final userData = response.data.data;
-      if (userData == null) {
-        return;
-      }
-
-      if (message['role'] == 'male_audience') {
-        final maleInfo = RtcSeatUserInfo(
-          miId: userData.miId,
-          userId: userData.userId,
-          nickName: userData.nickName,
-          profilePhoto: userData.profilePhoto,
-          genderCode: userData.genderCode,
-          seatNumber: userData.seatNumber,
-          isFriend: userData.isFriend,
-          isMicrophoneOn: userData.isMicrophoneOn,
-          isVideoOn: userData.isVideoOn,
-          uid: message['uid'] is int
-              ? message['uid'] as int
-              : int.tryParse(message['uid']?.toString() ?? ''),
-        );
-        final newDetail = RtcChannelDetail(
-          channelId: currentDetail.channelId,
-          anchorInfo: currentDetail.anchorInfo,
-          maleInfo: maleInfo,
-          femaleInfo: currentDetail.femaleInfo,
-        );
-        rtcChannelDetail.value = newDetail;
-      } else if (message['role'] == 'female_audience') {
-        final femaleInfo = RtcSeatUserInfo(
-          miId: userData.miId,
-          userId: userData.userId,
-          nickName: userData.nickName,
-          profilePhoto: userData.profilePhoto,
-          genderCode: userData.genderCode,
-          seatNumber: userData.seatNumber,
-          isFriend: userData.isFriend,
-          isMicrophoneOn: userData.isMicrophoneOn,
-          isVideoOn: userData.isVideoOn,
-          uid: message['uid'] is int
-              ? message['uid'] as int
-              : int.tryParse(message['uid']?.toString() ?? ''),
-        );
-        final newDetail = RtcChannelDetail(
-          channelId: currentDetail.channelId,
-          anchorInfo: currentDetail.anchorInfo,
-          maleInfo: currentDetail.maleInfo,
-          femaleInfo: femaleInfo,
-        );
-        rtcChannelDetail.value = newDetail;
-      }
-      // }
-    } else if (message['type'] == 'leave_chat') {
-      if (message['role'] == 'male_audience') {
-        final newDetail = RtcChannelDetail(
-          channelId: rtcChannelDetail.value!.channelId,
-          anchorInfo: rtcChannelDetail.value!.anchorInfo,
-          maleInfo: null,
-          femaleInfo: rtcChannelDetail.value!.femaleInfo,
-        );
-        rtcChannelDetail.value = newDetail;
-      } else if (message['role'] == 'female_audience') {
-        final newDetail = RtcChannelDetail(
-          channelId: rtcChannelDetail.value!.channelId,
-          anchorInfo: rtcChannelDetail.value!.anchorInfo,
-          maleInfo: rtcChannelDetail.value!.maleInfo,
-          femaleInfo: null,
-        );
-        rtcChannelDetail.value = newDetail;
-      }
     }
   }
 

lib/rtc/rtc_manager.dart

@@ -6,7 +6,6 @@ import 'package:flutter/foundation.dart';
 import 'package:get/get.dart';
 
 import '../controller/discover/room_controller.dart';
-import '../network/network_service.dart';
 import '../pages/discover/live_room_page.dart';
 
 /// RTC 管理器，负责管理声网音视频通话功能
@@ -119,6 +118,16 @@ class RTCManager {
           channelJoinedNotifier.value = true;
           _currentChannelId = connection.channelId;
           print('加入频道成功，频道名：${connection.channelId}，耗时：${elapsed}ms');
+
+          // 调用 RoomController 的 fetchRtcChannelDetail 方法
+          final channelId = connection.channelId;
+          if (Get.isRegistered<RoomController>() &&
+              channelId != null &&
+              channelId.isNotEmpty) {
+            final roomController = Get.find<RoomController>();
+            await roomController.fetchRtcChannelDetail(channelId);
+          }
+
           if (connection.localUid == _currentUid) {
             await RTMManager.instance.subscribe(_currentChannelId ?? '');
             await RTMManager.instance.publishChannelMessage(
@@ -131,21 +140,42 @@ class RTCManager {
             onJoinChannelSuccess!(connection, elapsed);
           }
         },
-        onUserJoined: (RtcConnection connection, int remoteUid, int elapsed) async{
-          print('用户加入，UID：$remoteUid');
-          _handleRemoteUserJoined(remoteUid);
-          if (onUserJoined != null) {
-            onUserJoined!(connection, remoteUid, elapsed);
-          }
-        },
+        onUserJoined:
+            (RtcConnection connection, int remoteUid, int elapsed) async {
+              print('用户加入，UID：$remoteUid');
+              _handleRemoteUserJoined(remoteUid);
+
+              // 调用 RoomController 的 fetchRtcChannelDetail 方法
+              final channelId = connection.channelId;
+              if (Get.isRegistered<RoomController>() &&
+                  channelId != null &&
+                  channelId.isNotEmpty) {
+                final roomController = Get.find<RoomController>();
+                await roomController.fetchRtcChannelDetail(channelId);
+              }
+
+              if (onUserJoined != null) {
+                onUserJoined!(connection, remoteUid, elapsed);
+              }
+            },
         onUserOffline:
             (
               RtcConnection connection,
               int remoteUid,
               UserOfflineReasonType reason,
-            ) {
+            ) async {
               print('用户离开，UID：$remoteUid，原因：$reason');
               _handleRemoteUserOffline(remoteUid);
+
+              // 调用 RoomController 的 fetchRtcChannelDetail 方法
+              final channelId = connection.channelId;
+              if (Get.isRegistered<RoomController>() &&
+                  channelId != null &&
+                  channelId.isNotEmpty) {
+                final roomController = Get.find<RoomController>();
+                await roomController.fetchRtcChannelDetail(channelId);
+              }
+
               if (onUserOffline != null) {
                 onUserOffline!(connection, remoteUid, reason);
               }
@@ -521,8 +551,13 @@ class RTCManager {
     await _engine?.muteLocalVideoStream(true);
     await RTMManager.instance.publishChannelMessage(
       channelName: _currentChannelId ?? '',
-      message: json.encode({'type': 'leave_chat', 'uid': _currentUid, 'role': role == CurrentRole.maleAudience
-          ? 'male_audience' : 'female_audience',}),
+      message: json.encode({
+        'type': 'leave_chat',
+        'uid': _currentUid,
+        'role': role == CurrentRole.maleAudience
+            ? 'male_audience'
+            : 'female_audience',
+      }),
     );
   }
 }