public virtual Task <IEnumerable <TKey> > GetAllowedKeysAsync(IEnumerable <TKey> roles, Type resource, IConvertible permissionEnum, CancellationToken token = default(CancellationToken))
{
Helpers.CheckIfResourceHasAssignedPermission(resource, permissionEnum);
var res = _namingConvertor.GetResourceUniqueName(resource);
var perm = _namingConvertor.GetPermissionUniqueIdentifier(permissionEnum);
return(_permissionStore.GetAllowedResourceIdsAsync(roles, res, perm, token));
}