/**
* Delete the record from the table.
*
* @return mixed
*/
public function delete()
{
$this->beforeDelete();
$data = $this->getModelData();
$primaryKey = $this->getPrimaryKey();
if (empty($data[$primaryKey])) {
throw new RuntimeException("Cannot delete: missing value of primary key.");
}
$result = $this->definition->getStorage()->delete([$primaryKey => $data[$primaryKey]]);
$this->afterDelete($result);
return $result;
}