Fix bug

lib/src/models/search_info.dart

@@ -0,0 +1,57 @@
+import 'package:flutter_openim_sdk/flutter_openim_sdk.dart';
+
+class SearchResult {
+  int? totalCount;
+  List<SearchResultItems>? searchResultItems;
+
+  SearchResult({this.totalCount, this.searchResultItems});
+
+  SearchResult.fromJson(Map<String, dynamic> json) {
+    totalCount = json['totalCount'];
+    if (json['searchResultItems'] != null) {
+      searchResultItems = <SearchResultItems>[];
+      json['searchResultItems'].forEach((v) {
+        searchResultItems!.add(SearchResultItems.fromJson(v));
+      });
+    }
+  }
+
+  Map<String, dynamic> toJson() {
+    final data = Map<String, dynamic>();
+    data['totalCount'] = this.totalCount;
+    if (this.searchResultItems != null) {
+      data['searchResultItems'] =
+          this.searchResultItems!.map((v) => v.toJson()).toList();
+    }
+    return data;
+  }
+}
+
+class SearchResultItems {
+  String? conversationID;
+  int? messageCount;
+  List<Message>? messageList;
+
+  SearchResultItems({this.conversationID, this.messageCount, this.messageList});
+
+  SearchResultItems.fromJson(Map<String, dynamic> json) {
+    conversationID = json['conversationID'];
+    messageCount = json['messageCount'];
+    if (json['messageList'] != null) {
+      messageList = <Message>[];
+      json['messageList'].forEach((v) {
+        messageList!.add(Message.fromJson(v));
+      });
+    }
+  }
+
+  Map<String, dynamic> toJson() {
+    final data = Map<String, dynamic>();
+    data['conversationID'] = this.conversationID;
+    data['messageCount'] = this.messageCount;
+    if (this.messageList != null) {
+      data['messageList'] = this.messageList!.map((v) => v.toJson()).toList();
+    }
+    return data;
+  }
+}