[Super Group]

lib/src/manager/im_message_manager.dart

@@ -700,6 +700,37 @@ class MessageManager {
               "operationID": Utils.checkOperationID(operationID),
             })));
 
+  /// 获取聊天记录(以startMsg为节点，以前的聊天记录)
+  /// [userID] 接收消息的用户id
+  /// [conversationID] 会话id，查询通知时可用
+  /// [groupID] 接收消息的组id
+  /// [startMsg] 从这条消息开始查询[count]条，获取的列表index==length-1为最新消息，所以获取下一页历史记录startMsg=list.first
+  /// [count] 一次拉取的总数
+  /// [lastMinSeq] 第一页消息不用传，获取第二页开始必传 跟[startMsg]一样
+  Future<AdvancedMessage> getAdvancedHistoryMessageList({
+    String? userID,
+    String? groupID,
+    String? conversationID,
+    int? lastMinSeq,
+    Message? startMsg,
+    int? count,
+    String? operationID,
+  }) =>
+      _channel
+          .invokeMethod(
+              'getAdvancedHistoryMessageList',
+              _buildParam({
+                'userID': userID ?? '',
+                'groupID': groupID ?? '',
+                'conversationID': conversationID ?? '',
+                'startClientMsgID': startMsg?.clientMsgID ?? '',
+                'count': count ?? 40,
+                'lastMinSeq': lastMinSeq ?? 0,
+                'operationID': Utils.checkOperationID(operationID),
+              }))
+          .then((value) =>
+              Utils.toObj(value, (map) => AdvancedMessage.fromJson(map)));
+
   static Map _buildParam(Map param) {
     param["ManagerName"] = "messageManager";
     return param;

lib/src/models/group_info.dart

@@ -298,6 +298,12 @@ class GroupApplicationInfo {
   /// 扩展信息
   String? ex;
 
+  /// 2：通过邀请  3：通过搜索  4：通过二维码
+  int? joinSource;
+
+  /// 邀请进群用户ID
+  String? inviterUserID;
+
   GroupApplicationInfo({
     this.groupID,
     this.groupName,
@@ -321,6 +327,8 @@ class GroupApplicationInfo {
     this.handleUserID,
     this.handledTime,
     this.ex,
+    this.inviterUserID,
+    this.joinSource,
   });
 
   GroupApplicationInfo.fromJson(Map<String, dynamic> json) {
@@ -346,6 +354,8 @@ class GroupApplicationInfo {
     handleUserID = json['handleUserID'];
     handledTime = json['handledTime'];
     ex = json['ex'];
+    inviterUserID = json['inviterUserID'];
+    joinSource = json['joinSource'];
   }
 
   Map<String, dynamic> toJson() {
@@ -372,6 +382,8 @@ class GroupApplicationInfo {
     data['handleUserID'] = this.handleUserID;
     data['handledTime'] = this.handledTime;
     data['ex'] = this.ex;
+    data['inviterUserID'] = this.inviterUserID;
+    data['joinSource'] = this.joinSource;
     return data;
   }
 }

lib/src/models/message.dart

@@ -1034,3 +1034,41 @@ class RevokedInfo {
     return data;
   }
 }
+
+class AdvancedMessage {
+  List<Message>? messageList;
+  bool? isEnd;
+  int? errCode;
+  String? errMsg;
+  int? lastMinSeq;
+
+  AdvancedMessage({
+    this.messageList,
+    this.isEnd,
+    this.errCode,
+    this.errMsg,
+    this.lastMinSeq,
+  });
+
+  AdvancedMessage.fromJson(Map<String, dynamic> json) {
+    messageList = json['messageList'] == null
+        ? null
+        : (json['messageList'] as List)
+            .map((e) => Message.fromJson(e))
+            .toList();
+    isEnd = json['isEnd'];
+    errCode = json['errCode'];
+    errMsg = json['errMsg'];
+    lastMinSeq = json['lastMinSeq'];
+  }
+
+  Map<String, dynamic> toJson() {
+    final data = Map<String, dynamic>();
+    data['messageList'] = this.messageList?.map((e) => e.toJson()).toList();
+    data['isEnd'] = this.isEnd;
+    data['errCode'] = this.errCode;
+    data['errMsg'] = this.errMsg;
+    data['lastMinSeq'] = this.lastMinSeq;
+    return data;
+  }
+}

lib/src/utils.dart

@@ -2,14 +2,14 @@ import 'dart:convert';
 
 class Utils {
   static List<T> toList<T>(String value, T f(Map<String, dynamic> map)) =>
-      (_formatJson(value) as List).map((e) => f(e)).toList();
+      (formatJson(value) as List).map((e) => f(e)).toList();
 
   static T toObj<T>(String value, T f(Map<String, dynamic> map)) =>
-      f(_formatJson(value));
+      f(formatJson(value));
 
-  static List<dynamic> toListMap(String value) => _formatJson(value);
+  static List<dynamic> toListMap(String value) => formatJson(value);
 
-  static dynamic _formatJson(String value) => jsonDecode(value);
+  static dynamic formatJson(String value) => jsonDecode(value);
 
   static String checkOperationID(String? obj) =>
       obj ?? DateTime.now().millisecondsSinceEpoch.toString();