Fix bug

lib/src/manager/im_signaling_manager.dart

@@ -117,6 +117,24 @@ class SignalingManager {
           .then((value) =>
               Utils.toObj(value, (map) => RoomCallingInfo.fromJson(map)));
 
+  /// 获取进入房间的信息
+  /// [roomID] 当前房间ID
+  Future<SignalingCertificate> signalingGetTokenByRoomID({
+    required String roomID,
+    String? operationID,
+  }) =>
+      _channel
+          .invokeMethod(
+              'signalingGetTokenByRoomID',
+              _buildParam({
+                'roomID': roomID,
+                'operationID': Utils.checkOperationID(operationID),
+              }))
+          .then((value) => Utils.toObj(
+              value,
+              (map) => SignalingCertificate.fromJson(
+                  map..addAll({'roomID': roomID}))));
+
   static Map _buildParam(Map param) {
     param["ManagerName"] = "signalingManager";
     return param;

lib/src/models/signaling_info.dart

@@ -65,16 +65,15 @@ class InvitationInfo {
   /// 平台[Platform]
   int? platformID;
 
-  InvitationInfo(
-      {this.inviterUserID,
-      this.inviteeUserIDList,
-      this.groupID,
-      this.roomID,
-      this.timeout,
-      this.initiateTime,
-      this.mediaType,
-      this.sessionType,
-      this.platformID});
+  InvitationInfo({this.inviterUserID,
+    this.inviteeUserIDList,
+    this.groupID,
+    this.roomID,
+    this.timeout,
+    this.initiateTime,
+    this.mediaType,
+    this.sessionType,
+    this.platformID});
 
   InvitationInfo.fromJson(Map<String, dynamic> json) {
     inviterUserID = json['inviterUserID'];
@@ -128,7 +127,9 @@ class SignalingCertificate {
     token = json['token'];
     roomID = json['roomID'];
     liveURL = json['liveURL'];
-    busyLineUserIDList = json['busyLineUserIDList'];
+    busyLineUserIDList =
+    null == json['busyLineUserIDList'] ? null : json['busyLineUserIDList'].cast<
+        String>();
   }
 
   Map<String, dynamic> toJson() {
@@ -144,16 +145,16 @@ class SignalingCertificate {
 class RoomCallingInfo {
   InvitationInfo? invitation;
   List<Participant>? participant;
-  String? token;
   String? roomID;
+  String? token;
   String? liveURL;
   String? groupID;
 
   RoomCallingInfo({
     this.invitation,
     this.participant,
-    this.token,
     this.roomID,
+    this.token,
     this.liveURL,
     this.groupID,
   });
@@ -168,8 +169,8 @@ class RoomCallingInfo {
         participant!.add(Participant.fromJson(v));
       });
     }
-    token = json['token'];
     roomID = json['roomID'] ?? invitation?.roomID;
+    token = json['token'];
     liveURL = json['liveURL'];
     groupID = json['groupID'];
   }
@@ -182,8 +183,8 @@ class RoomCallingInfo {
     if (this.participant != null) {
       data['participant'] = this.participant!.map((v) => v.toJson()).toList();
     }
-    data['token'] = this.token;
     data['roomID'] = this.roomID;
+    data['token'] = this.token;
     data['liveURL'] = this.liveURL;
     data['groupID'] = this.groupID;
     return data;
@@ -205,7 +206,7 @@ class Participant {
         ? GroupMembersInfo.fromJson(json['groupMemberInfo'])
         : null;
     userInfo =
-        json['userInfo'] != null ? UserInfo.fromJson(json['userInfo']) : null;
+    json['userInfo'] != null ? UserInfo.fromJson(json['userInfo']) : null;
   }
 
   Map<String, dynamic> toJson() {