/**
* Handle all the computations.
*
* @param string $method
* @param string $column
*
* @return int|array
*/
private function compute($method, $column)
{
$query = 'SELECT ';
if ($column) {
if ($method == 'COUNT') {
$query .= "`{$column}`, {$method}(`{$column}`)";
$this->group($column);
} else {
$query .= "{$method}(`{$column}`)";
}
} else {
$query .= $method . '(*)';
}
$query .= ' AS count ' . $this->render_from() . $this->render_main();
$query = $this->model->query($query, $this->args);
if ($method == 'COUNT' && $column) {
return $query->fetchAll(\PDO::FETCH_KEY_PAIR);
}
return (int) $query->rc;
}
