public Group[] GetGroups(Action <Group[]> calback)
{
var entity = CreateEntity();
_rest.ExchangeAsync <GetGroupsResponce>("/api/v1/groups.json", HttpMethod.GET, entity, r =>
{
if (r.Error == null)
{
calback(r.Response.Body.items.Select(x => x.group).ToArray());
}
else
{
throw new Exception("get groups failed", r.Error);
}
});
return(null);
}
