初始化项目

server-tp6/app/api/service/order/source/Basics.php

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+<?php
+// +----------------------------------------------------------------------
+// | 萤火商城系统 [ 致力于通过产品和服务，帮助商家高效化开拓市场 ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2017~2023 https://www.yiovo.com All rights reserved.
+// +----------------------------------------------------------------------
+// | Licensed 这不是一个自由软件，不允许对程序代码以任何形式任何目的的再发行
+// +----------------------------------------------------------------------
+// | Author: 萤火科技 <admin@yiovo.com>
+// +----------------------------------------------------------------------
+declare (strict_types=1);
+
+namespace app\api\service\order\source;
+
+use app\common\service\BaseService;
+use app\common\enum\order\OrderStatus as OrderStatusEnum;
+use app\common\enum\order\PayStatus as OrderPayStatusEnum;
+
+abstract class Basics extends BaseService
+{
+    /**
+     * 判断订单是否允许付款
+     * @param $order
+     * @return mixed
+     */
+    abstract public function checkOrderStatusOnPay($order);
+
+    /**
+     * 判断商品状态、库存 (未付款订单)
+     * @param $goodsList
+     * @return mixed
+     */
+    abstract protected function checkGoodsStatusOnPay($goodsList);
+
+    /**
+     * 判断订单状态(公共)
+     * @param $order
+     * @return bool
+     */
+    protected function checkOrderStatusOnPayCommon($order)
+    {
+
+        // 判断订单状态
+        if (
+            $order['order_status'] != OrderStatusEnum::NORMAL
+            || $order['pay_status'] != OrderPayStatusEnum::PENDING
+        ) {
+            $this->error = '很抱歉，当前订单不合法，无法支付';
+            return false;
+        }
+        return true;
+    }
+
+}

server-tp6/app/api/service/order/source/Factory.php

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+<?php
+// +----------------------------------------------------------------------
+// | 萤火商城系统 [ 致力于通过产品和服务，帮助商家高效化开拓市场 ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2017~2023 https://www.yiovo.com All rights reserved.
+// +----------------------------------------------------------------------
+// | Licensed 这不是一个自由软件，不允许对程序代码以任何形式任何目的的再发行
+// +----------------------------------------------------------------------
+// | Author: 萤火科技 <admin@yiovo.com>
+// +----------------------------------------------------------------------
+declare (strict_types=1);
+
+namespace app\api\service\order\source;
+
+use app\common\service\BaseService;
+use app\common\enum\order\OrderSource as OrderSourceEnum;
+
+/**
+ * 商品库存工厂类
+ * Class Factory
+ * @package app\common\service\stock
+ */
+class Factory extends BaseService
+{
+    // 订单来源的结算台服务类
+    private static $class = [
+        OrderSourceEnum::MAIN => 'Main',
+    ];
+
+    /**
+     * 根据订单来源获取商品库存类
+     * @param int $orderSource
+     * @return mixed
+     */
+    public static function getFactory($orderSource = OrderSourceEnum::MAIN)
+    {
+        static $classObj = [];
+        if (!isset($classObj[$orderSource])) {
+            $className = __NAMESPACE__ . '\\' . static::$class[$orderSource];
+            $classObj[$orderSource] = new $className();
+        }
+        return $classObj[$orderSource];
+    }
+}

server-tp6/app/api/service/order/source/Main.php

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+<?php
+// +----------------------------------------------------------------------
+// | 萤火商城系统 [ 致力于通过产品和服务，帮助商家高效化开拓市场 ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2017~2023 https://www.yiovo.com All rights reserved.
+// +----------------------------------------------------------------------
+// | Licensed 这不是一个自由软件，不允许对程序代码以任何形式任何目的的再发行
+// +----------------------------------------------------------------------
+// | Author: 萤火科技 <admin@yiovo.com>
+// +----------------------------------------------------------------------
+declare (strict_types=1);
+
+namespace app\api\service\order\source;
+
+use app\api\model\GoodsSku as GoodsSkuModel;
+
+/**
+ * 订单来源-普通订单扩展类
+ * Class Main
+ * @package app\api\service\order\source
+ */
+class Main extends Basics
+{
+    /**
+     * 判断订单是否允许付款
+     * @param $order
+     * @return bool
+     */
+    public function checkOrderStatusOnPay($order)
+    {
+        // 判断订单状态
+        if (!$this->checkOrderStatusOnPayCommon($order)) {
+            return false;
+        }
+        // 判断商品状态、库存
+        if (!$this->checkGoodsStatusOnPay($order['goods'])) {
+            return false;
+        }
+        return true;
+    }
+
+    /**
+     * 判断商品状态、库存 (未付款订单)
+     * @param $goodsList
+     * @return bool
+     */
+    protected function checkGoodsStatusOnPay($goodsList)
+    {
+        foreach ($goodsList as $goods) {
+            // 判断商品是否下架
+            if (
+                empty($goods['goods'])
+                || $goods['goods']['status'] != 10
+            ) {
+                $this->error = "很抱歉，商品 [{$goods['goods_name']}] 已下架";
+                return false;
+            }
+            // 获取商品的sku信息
+            $goodsSku = $this->getOrderGoodsSku($goods['goods_id'], $goods['goods_sku_id']);
+            // sku已不存在
+            if (empty($goodsSku)) {
+                $this->error = "很抱歉，商品 [{$goods['goods_name']}] sku已不存在，请重新下单";
+                return false;
+            }
+            // 付款减库存
+            if ($goods['deduct_stock_type'] == 20 && $goods['total_num'] > $goodsSku['stock_num']) {
+                $this->error = "很抱歉，商品 [{$goods['goods_name']}] 库存不足";
+                return false;
+            }
+        }
+        return true;
+    }
+
+    /**
+     * 获取指定的商品sku信息
+     * @param $goodsId
+     * @param $goodsSkuId
+     * @return GoodsSkuModel|array|null
+     */
+    private function getOrderGoodsSku($goodsId, $goodsSkuId)
+    {
+        return GoodsSkuModel::detail($goodsId, $goodsSkuId);
+    }
+
+}

server-tp6/app/api/service/order/source/checkout/Basics.php

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+<?php
+// +----------------------------------------------------------------------
+// | 萤火商城系统 [ 致力于通过产品和服务，帮助商家高效化开拓市场 ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2017~2023 https://www.yiovo.com All rights reserved.
+// +----------------------------------------------------------------------
+// | Licensed 这不是一个自由软件，不允许对程序代码以任何形式任何目的的再发行
+// +----------------------------------------------------------------------
+// | Author: 萤火科技 <admin@yiovo.com>
+// +----------------------------------------------------------------------
+declare (strict_types=1);
+
+namespace app\api\service\order\source\checkout;
+
+use app\common\service\BaseService;
+use app\api\model\User as UserModel;
+
+/**
+ * 订单结算台扩展基类
+ * Class Basics
+ * @package app\api\service\order\source\checkout
+ */
+abstract class Basics extends BaseService
+{
+    /* @var UserModel $user 当前用户信息 */
+    protected $user;
+
+    // 订单结算商品列表
+    protected $goodsList = [];
+
+    // 订单结算主数据
+    protected $orderData = [];
+
+    /**
+     * 构造方法
+     * Checkout constructor.
+     * @param UserModel $user
+     * @param array $goodsList
+     * @param array $orderData
+     */
+    public function __construct($user, $goodsList, $orderData)
+    {
+        parent::__construct();
+        $this->user = $user;
+        $this->goodsList = $goodsList;
+        $this->orderData = $orderData;
+    }
+
+    /**
+     * 验证商品列表
+     * @return mixed
+     */
+    abstract public function validateGoodsList();
+
+}

server-tp6/app/api/service/order/source/checkout/Factory.php

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+<?php
+// +----------------------------------------------------------------------
+// | 萤火商城系统 [ 致力于通过产品和服务，帮助商家高效化开拓市场 ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2017~2023 https://www.yiovo.com All rights reserved.
+// +----------------------------------------------------------------------
+// | Licensed 这不是一个自由软件，不允许对程序代码以任何形式任何目的的再发行
+// +----------------------------------------------------------------------
+// | Author: 萤火科技 <admin@yiovo.com>
+// +----------------------------------------------------------------------
+declare (strict_types=1);
+
+namespace app\api\service\order\source\checkout;
+
+use app\common\service\BaseService;
+use app\common\enum\order\OrderSource as OrderSourceEnum;
+
+/**
+ * 订单结算台扩展工厂类
+ * Class Factory
+ * @package app\common\service\stock
+ */
+class Factory extends BaseService
+{
+    // 订单来源的结算台服务类
+    private static $class = [
+        OrderSourceEnum::MAIN => Main::class,
+    ];
+
+    /**
+     * 根据订单来源获取商品库存类
+     * @param $user
+     * @param $goodsList
+     * @param int $orderSource
+     * @param array $orderData
+     * @return mixed
+     */
+    public static function getFactory($user, $goodsList, $orderSource = OrderSourceEnum::MAIN, $orderData = [])
+    {
+        return new static::$class[$orderSource]($user, $goodsList, $orderData);
+    }
+
+}

server-tp6/app/api/service/order/source/checkout/Main.php

@@ -0,0 +1,49 @@
+<?php
+// +----------------------------------------------------------------------
+// | 萤火商城系统 [ 致力于通过产品和服务，帮助商家高效化开拓市场 ]
+// +----------------------------------------------------------------------
+// | Copyright (c) 2017~2023 https://www.yiovo.com All rights reserved.
+// +----------------------------------------------------------------------
+// | Licensed 这不是一个自由软件，不允许对程序代码以任何形式任何目的的再发行
+// +----------------------------------------------------------------------
+// | Author: 萤火科技 <admin@yiovo.com>
+// +----------------------------------------------------------------------
+declare (strict_types=1);
+
+namespace app\api\service\order\source\checkout;
+
+use app\common\enum\order\PayType as OrderPayTypeEnum;
+/**
+ * 订单结算台-普通商品扩展类
+ * Class Main
+ * @package app\api\service\order\source\checkout
+ */
+class Main extends Basics
+{
+    /**
+     * 验证商品列表
+     * @return bool
+     */
+    public function validateGoodsList()
+    {
+        $order = $this->orderData;
+        foreach ($this->goodsList as $goods) {
+            // 判断商品是否下架
+            if ($goods['status'] != 10) {
+                $this->error = "很抱歉，商品 [{$goods['goods_name']}] 已下架";
+                return false;
+            }
+            // 判断商品库存
+            if ($goods['total_num'] > $goods['skuInfo']['stock_num']) {
+                $this->error = "很抱歉，商品 [{$goods['goods_name']}] 库存不足";
+                return false;
+            }
+            // 判断购买优惠券不能使用 余额支付
+            if (isset($order['payType']) && $order['payType'] == OrderPayTypeEnum::BALANCE && $goods['oilCardType'] == 'coupon'){
+                $this->error = "本商品不可使用余额支付";
+                return false;
+            }
+        }
+        return true;
+    }
+}