createFileMessageByURL method
创建视频消息
Implementation
Future<Message> createFileMessageByURL({
required FileElem fileElem,
String? operationID,
}) =>
_channel
.invokeMethod(
'createFileMessageByURL',
_buildParam({
'fileElem': fileElem.toJson(),
"operationID": Utils.checkOperationID(operationID),
}))
.then((value) => Utils.toObj(value, (map) => Message.fromJson(map)));