blockUser method
将用户加到群组的黑名单,被加入黑名单的用户无法加入群,无法收发此群的消息
Implementation
void blockUser({
final String groupId,
final String userName,
onSuccess(),
onError(int errorCode, String desc)}){
Future<Map<String, dynamic>> result = _emGroupManagerChannel
.invokeMethod(EMSDKMethod.blockUser, {"groupId" : groupId, "userName" : userName});
result.then((response){
if (response['success']) {
if (onSuccess != null) {
onSuccess();
}
} else {
if (onError != null) onError(response['code'], response['desc']);
}
});
}