no message

android/src/main/java/io/openim/flutter_openim_sdk/manager/MessageManager.java

@@ -388,13 +388,13 @@ public class MessageManager extends BaseManager {
                         jsonValue(methodCall, "fileElem")));
     }
 
-    public void FetchSurroundingMessages(MethodCall methodCall, MethodChannel.Result result) {
-        CommonUtil.runMainThreadReturn(result,
-                Open_im_sdk.createFileMessageByURL(
-                        value(methodCall, "operationID"),
-                        jsonValue(methodCall, "message"),
-                        int2long(methodCall, "before"),
-                        int2long(methodCall, "after")));
+    public void fetchSurroundingMessages(MethodCall methodCall, MethodChannel.Result result) {
+        Open_im_sdk.fetchSurroundingMessages(
+                new OnBaseListener(result, methodCall),
+                value(methodCall, "operationID"),
+                jsonValue(methodCall, "message"),
+                int2long(methodCall, "before"),
+                int2long(methodCall, "after"));
     }