<?php
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namespace app\common\service\product\factory;
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use app\common\enum\product\DeductStockTypeEnum;
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use app\common\model\plus\bargain\BargainSku as ProductSkuModel;
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use app\common\model\plus\bargain\Product as ProductModel;
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use app\common\model\plus\bargain\Task as TaskModel;
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/**
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* 商品来源-普通商品扩展类
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*/
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class BargainProductService extends ProductService
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{
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/**
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* 更新商品库存 (针对下单减库存的商品)
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*/
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public function updateProductStock($productList)
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{
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foreach ($productList as $product) {
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// 下单减库存
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if ($product['deduct_stock_type'] == DeductStockTypeEnum::CREATE) {
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$sku = ProductSkuModel::detail($product['sku_source_id']);
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try{
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// 主库存减少
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(new ProductModel)->where('bargain_product_id', '=', $sku['bargain_product_id'])->dec('stock', $product['total_num'])->update();
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// 下单减库存
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(new ProductSkuModel)->where('bargain_product_sku_id', '=', $sku['bargain_product_sku_id'])->dec('bargain_stock', $product['total_num'])->update();
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}catch (\Exception $e){
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log_write('bargain updateProductStock'. $e->getMessage());
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}
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}
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}
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}
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/**
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* 更新商品库存销量（订单付款后）
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*/
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public function updateStockSales($productList)
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{
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foreach ($productList as $product) {
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$sku = ProductSkuModel::detail($product['sku_source_id']);
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// 记录商品的销量
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(new ProductModel)->where('bargain_product_id', '=', $sku['bargain_product_id'])->inc('total_sales', $product['total_num'])->update();
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// 付款减库存
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if ($product['deduct_stock_type'] == DeductStockTypeEnum::PAYMENT) {
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try{
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// 主库存减少
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(new ProductModel)->where('bargain_product_id', '=', $sku['bargain_product_id'])->dec('stock', $product['total_num'])->update();
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// 下单减库存
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(new ProductSkuModel)->where('bargain_product_sku_id', '=', $sku['bargain_product_sku_id'])->dec('bargain_stock', $product['total_num'])->update();
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}catch (\Exception $e){
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log_write('bargain updateStockSales'. $e->getMessage());
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}
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}
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//修改订单为已购买,砍价成功
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(new TaskModel)->where('bargain_task_id', '=', $product['bill_source_id'])->data([
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'is_buy' => 1,
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'status' => 1
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])->update();
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}
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return true;
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}
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/**
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* 回退商品库存
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*/
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public function backProductStock($productList, $isPayOrder = false)
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{
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$productSkuData = [];
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foreach ($productList as $product) {
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// 未付款订单并且创建时减库存，回退库存
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if (!$isPayOrder && $product['deduct_stock_type'] == DeductStockTypeEnum::CREATE) {
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$point_sku = ProductSkuModel::detail($product['product_source_id']);
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// 回退主库存
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(new ProductModel)->where('bargain_product_id', '=', $point_sku['bargain_product_id'])->inc('stock')->update();
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// 回退sku库存
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(new ProductSkuModel)->where('bargain_product_sku_id', '=', $point_sku['bargain_product_sku_id'])->inc('bargain_stock')->update();
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}
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}
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}
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}
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