fetchOwnInfo method Null safety

Future<EMUserInfo?> fetchOwnInfo(
  1. {int expireTime = 3600}
)

Implementation

Future<EMUserInfo?> fetchOwnInfo({int expireTime = 3600}) async {
  if (EMClient.getInstance.currentUsername != null) {
    Map<String, EMUserInfo> ret = await fetchUserInfoByIdWithExpireTime(
        [EMClient.getInstance.currentUsername!],
        expireTime: expireTime);
    _ownUserInfo = ret.values.first;
  }
  return _ownUserInfo;
}