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<?php namespace Bitrix\Sale\Controller\Action\Entity; use Bitrix\Main; use Bitrix\Sale; /** * Class UpdateBasketItemAction * @package Bitrix\Sale\Controller\Action\Entity * @example BX.ajax.runAction("sale.entity.updateBasketItem", { data: { id: 1, fields: { quantity: 2 }}}); * @internal / final class UpdateBasketItemAction extends BaseAction { public function run(int $id, array $fields) { $result = []; $updateBasketItemResult = $this->updateBasketItem($id, $fields); if (!$updateBasketItemResult->isSuccess()) { $this->addErrors($updateBasketItemResult->getErrors()); return $result; } $updateBasketItemData = $updateBasketItemResult->getData(); /* @var Sale\BasketItemBase $basketItem / $basketItem = $updateBasketItemData['basketItem']; return Sale\Helpers\Controller\Action\Entity\Order::getOrderProductByBasketItem($basketItem); } public function updateBasketItem(int $id, array $fields): Sale\Result { $result = new Sale\Result(); $registry = Sale\Registry::getInstance(Sale\Registry::REGISTRY_TYPE_ORDER); /* @var Sale\Basket $basketClass / $basketClass = $registry->getBasketClassName(); $basketIterator = $basketClass::getList([ 'select' => ['ORDER_ID', 'FUSER_ID', 'LID'], 'filter' => [ '=ID' => $id ] ]); if ($basketItemData = $basketIterator->fetch()) { if (empty($basketItemData['ORDER_ID'])) { $basket = $this->getBasket($basketItemData['FUSER_ID'], $basketItemData['LID']); if ($basket && !$basket->isEmpty()) { $basketItem = $basket->getItemByBasketCode($id); foreach ($fields as $fieldName => $fieldValue) { $setFieldResult = $basketItem->setField($fieldName, $fieldValue); if (!$setFieldResult->isSuccess()) { /* @var Main\Error $error / foreach ($setFieldResult->getErrors() as $error) { $result->addError( new Main\Error( $error->getMessage(), Sale\Controller\ErrorEnumeration::UPDATE_BASKET_ITEM_ACTION_SET_FIELD ) ); } } } $checkQuantityResult = $this->checkQuantity($basket); if (!$checkQuantityResult->isSuccess()) { foreach ($checkQuantityResult->getErrors() as $error) { $result->addError( new Main\Error( $error->getMessage(), Sale\Controller\ErrorEnumeration::UPDATE_BASKET_ITEM_ACTION_CHECK_QUANTITY ) ); } } if ($result->isSuccess()) { $saveResult = $basket->save(); if ($saveResult->isSuccess()) { $result->setData([ 'basket' => $basket, 'basketItem' => $basketItem, ]); } else { /* @var Main\Error $error / foreach ($saveResult->getErrors() as $error) { $result->addError( new Main\Error( $error->getMessage(), Sale\Controller\ErrorEnumeration::UPDATE_BASKET_ITEM_ACTION_SAVE_BASKET ) ); } } } } else { $result->addError( new Main\Error( 'basket item load error', Sale\Controller\ErrorEnumeration::UPDATE_BASKET_ITEM_ACTION_BASKET_LOAD ) ); } } else { $result->addError( new Main\Error( 'there is order with this basket item', Sale\Controller\ErrorEnumeration::UPDATE_BASKET_ITEM_ACTION_ORDER_EXIST ) ); } } else { $result->addError( new Main\Error( 'basket item with id '.$id.' is not exists', Sale\Controller\ErrorEnumeration::UPDATE_BASKET_ITEM_ACTION_BASKET_ITEM_NOT_EXIST ) ); } return $result; } private function getBasket(int $fuserId, string $siteId): Sale\Basket { /* @var Sale\Basket\Storage $basketStorage / $basketStorage = Sale\Basket\Storage::getInstance($fuserId, $siteId); return $basketStorage->getBasket(); } private function checkQuantity(Sale\Basket $basket): Sale\Result { $result = new Sale\Result(); $actualQuantityList = $this->getActualQuantityList($basket); Sale\BasketComponentHelper::correctQuantityRatio($basket); $updatedQuantityList = $this->getActualQuantityList($basket); foreach ($updatedQuantityList as $basketCode => $itemQuantity) { if (!isset($actualQuantityList[$basketCode]) \|\| $itemQuantity !== $actualQuantityList[$basketCode]) { $result->addError(new Main\Error('quantity is incorrect')); } } return $result; } private function getActualQuantityList(Sale\Basket $basket): array { $quantityList = []; if (!$basket->isEmpty()) { /* @var Sale\BasketItemBase $basketItem */ foreach ($basket as $basketItem) { if ($basketItem->canBuy() && !$basketItem->isDelay()) { $quantityList[$basketItem->getBasketCode()] = $basketItem->getQuantity(); } } } return $quantityList; } }

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