/** Create a new cash for the given host and return it.
* Returns null in case of error.
*/
public function add($cashRegisterId)
{
$pdo = PDOBuilder::getPDO();
$id = md5(time() . rand());
$stmt = $pdo->prepare("INSERT INTO CLOSEDCASH (MONEY, CASHREGISTER_ID, " . "HOSTSEQUENCE) VALUES (:id, :crId, :sequence)");
$sequence = CashesService::getLastSequence($cashRegisterId, $pdo) + 1;
$stmt->bindParam(':id', $id);
$stmt->bindParam(':crId', $cashRegisterId);
$stmt->bindParam(':sequence', $sequence);
if ($stmt->execute() !== false) {
return $this->get($id);
} else {
return null;
}
}
