/**
* @return null
*/
public function flush()
{
$result = null;
$columns = $this->toDBArray();
if ($this->id) {
$result = $this->db->update($this->getTableName(), $columns, $this->getDBColumns(), array("id" => $this->id));
if ($this->db->affectedRows() <= 0) {
if ($this->db->createQuery($this->getTableName())->find("`id`")->where("`id`=:id")->execute(array("id" => $this->id))->findRow() <= 0) {
$result = $this->db->insert($this->getTableName(), $columns, $this->getDBColumns());
$this->id = $this->db->lastId();
}
}
} else {
$result = $this->db->insert($this->getTableName(), $columns, $this->getDBColumns());
$this->id = $this->db->lastId();
}
return $result;
}
