fetchGroupBlackList method
从服务器获分页获取群组黑名单
Implementation
void fetchGroupBlackList({
final String groupId,
final int pageNum,
final int pageSize,
onSuccess(List list),
onError(int errorCode, String desc)}){
Future<Map<String, dynamic>> result = _emGroupManagerChannel
.invokeMethod(
EMSDKMethod.fetchGroupBlackList, {"groupId": groupId, "pageNum": pageNum, "pageSize" : pageSize});
result.then((response) {
if (response['success']) {
if (onSuccess != null) {
var data = List<String>();
if(response['value'] != null) {
var users = response['value'] as List<dynamic>;
users.forEach((user) => data.add(user));
onSuccess(data);
}else{
onSuccess(data);
}
}
} else {
if (onError != null) onError(response['code'], response['desc']);
}
});
}