web-base/Core/Driver/SQL/Expression/JsonArrayAgg.class.php

30 lines
787 B
PHP

<?php
namespace Core\Driver\SQL\Expression;
use Core\Driver\SQL\Column\Column;
use Core\Driver\SQL\MySQL;
use Core\Driver\SQL\PostgreSQL;
use Core\Driver\SQL\SQL;
use Exception;
class JsonArrayAgg extends Expression {
private mixed $value;
public function __construct(mixed $value) {
$this->value = $value;
}
public function getExpression(SQL $sql, array &$params): string {
$value = is_string($this->value) ? new Column($this->value) : $this->value;
$value = $sql->addValue($value, $params);
if ($sql instanceof MySQL) {
return "JSON_ARRAYAGG($value)";
} else if ($sql instanceof PostgreSQL) {
return "JSON_AGG($value)";
} else {
throw new Exception("JsonArrayAgg not implemented for driver type: " . get_class($sql));
}
}
}