79 lines
2.9 KiB
PHP
79 lines
2.9 KiB
PHP
<?php
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namespace App\Backend;
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use App\Entities\OrderEntity;
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use App\Models\OrderModel;
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use App\Models\ProductModel;
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class OrderBackend extends BaseBackend
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{
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private $_productModel = null;
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private $_product_uids = array();
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public function __construct()
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{
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parent::__construct('Order');
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$this->_model = new OrderModel();
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}
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//Porduct모델
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final public function getProductModel(): ProductModel
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{
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return is_null($this->_productModel) ? new ProductModel() : $this->_productModel;
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}
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//Field별 Form Option용
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public function getFieldFormOption(string $field): array
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{
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switch ($field) {
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case 'product_uid':
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$options = $this->_product_uids = $this->_product_uids ?: $this->getProductModel()->getFieldFormOptions([]);
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break;
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default:
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return parent::getFieldFormOption($field);
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break;
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}
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if (!is_array($options)) {
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throw new \Exception(__FUNCTION__ . "에서 {$this->getClassName()}의 Field:{$field}의 FormOptionData가 array가 아닙니다.\n" . var_export($options, true));
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}
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return $options;
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}
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//Insert관련 //장바구니에 담기 및 Product 재고 차감
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public function insert(array $fieldDatas): OrderEntity
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{
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//상품정보가져오기
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$product = $this->getProductModel()->getEntity([$this->getProductModel()->getPrimaryKey() => $fieldDatas['product_uid']]);
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if (!$fieldDatas['quantity']) {
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throw new \Exception("제품 구매수량을 확인해주세요");
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}
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if (!$fieldDatas['price']) {
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throw new \Exception("제품 구매금액을 확인해주세요");
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}
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if ($product->getStock() < $fieldDatas['quantity']) {
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throw new \Exception(sprintf(
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"%s의 재고수[%s]보다 많은 수량[%s]을 주문하셨습니다.\\n",
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$product->getTitle(),
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$product->getStock(),
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$fieldDatas['quantity']
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));
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}
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//구매금액 = (판매가-할인가)*구매수량과 맞는지 다시 확인.
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// $calculated_price = ($product->getPrice() - $product->getSale()) * $quantity;
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$calculated_price = ($product->getPrice() - $product->getSale()) * $fieldDatas['quantity'];
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if ($fieldDatas['price'] != $calculated_price) {
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throw new \Exception(
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sprintf(
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"%s상품의 구매금액[%s원]과 판매금액[%s원]이 맞지않습니다.",
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$product->getTitle(),
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number_format($fieldDatas['price']),
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number_format($calculated_price)
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)
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);
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}
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//상품모델에서 Order에 담은 갯수만큼 재고에서 뺀다.
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$this->getProductModel()->decreaseStock($product, $fieldDatas['quantity']);
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return parent::insert($fieldDatas);
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}
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}
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