/**
* @brief Get the minimum quantity which should be ordered
*
* @param boolean $with_devices @li if true, all parts from devices which are marked as "to order" will be included in the calculation
* @li if false, only max(mininstock - instock, 0) will be returned
*
* @retval integer the minimum order quantity
*/
public function get_min_order_quantity($with_devices = true)
{
if ($with_devices) {
$count_must_order = 0;
// for devices with "order_only_missing_parts == false"
$count_should_order = 0;
// for devices with "order_only_missing_parts == true"
$deviceparts = DevicePart::get_order_device_parts($this->database, $this->current_user, $this->log, $this->get_id());
foreach ($deviceparts as $devicepart) {
$device = $devicepart->get_device();
if ($device->get_order_only_missing_parts()) {
$count_should_order += $device->get_order_quantity() * $devicepart->get_mount_quantity();
} else {
$count_must_order += $device->get_order_quantity() * $devicepart->get_mount_quantity();
}
}
return $count_must_order + max(0, $this->get_mininstock() - $this->get_instock() + $count_should_order);
} else {
return max(0, $this->get_mininstock() - $this->get_instock());
}
}
