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@@ -0,0 +1,571 @@
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+<?php
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+
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+namespace app\common\Service;
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+
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+use app\common\Enum\GoodsEnum;
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+use app\common\model\Order;
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+use app\common\model\OrderGoods;
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+use app\common\model\OrderAction;
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+use app\common\model\Carts;
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+use app\common\model\Address;
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+use app\common\model\UserCoupon;
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+use app\common\model\Goods;
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+use app\common\model\Sku;
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+use app\common\model\Freight;
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+use app\common\model\Coupon;
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+use think\Db;
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+use think\Exception;
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+
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+/**
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+ * 订单服务类
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+ * 封装订单创建相关逻辑
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+ */
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+class OrderService
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+{
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+
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+ /**
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+ * 统一的创建订单方法
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+ * @param int $address_id 地址ID
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+ * @param int $user_id 用户ID
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+ * @param array $goods_list 标准化的商品列表
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+ * @param int $user_coupon_id 优惠券ID
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+ * @param string $memo 备注
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+ * @param array $cart_ids 购物车ID数组(如果是购物车模式需要清空)
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+ * @return Order
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+ * @throws Exception
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+ */
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+ public static function createOrder($address_id, $user_id, $goods_list, $user_coupon_id = 0, $memo = '', $cart_ids = [])
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+ {
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+ $address = Address::get($address_id);
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+ if (!$address || $address['user_id'] != $user_id) {
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+ throw new Exception("地址未找到");
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+ }
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+
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+ if (empty($goods_list)) {
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+ throw new Exception("商品列表不能为空");
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+ }
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+
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+ $config = get_addon_config('shop');
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+ $order_sn = date("Ymdhis") . sprintf("%08d", $user_id) . mt_rand(1000, 9999);
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+
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+ // 订单主表信息
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+ $orderInfo = [
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+ 'user_id' => $user_id,
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+ 'order_sn' => $order_sn,
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+ 'address_id' => $address->id,
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+ 'province_id' => $address->province_id,
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+ 'city_id' => $address->city_id,
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+ 'area_id' => $address->area_id,
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+ 'receiver' => $address->receiver,
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+ 'mobile' => $address->mobile,
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+ 'address' => $address->address,
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+ 'zipcode' => $address->zipcode,
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+ 'goodsprice' => 0, // 商品金额 (不含运费)
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+ 'amount' => 0, // 总金额 (含运费)
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+ 'shippingfee' => 0, // 运费
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+ 'discount' => 0, // 优惠金额
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+ 'saleamount' => 0,
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+ 'memo' => $memo,
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+ 'expiretime' => time() + $config['order_timeout'], // 订单失效
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+ 'status' => 'normal'
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+ ];
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+
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+ // 通过商品列表计算订单明细
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+ list($orderItem, $goodsList, $userCoupon) = self::computeGoods($orderInfo, $goods_list, $user_id, $address->area_id, $user_coupon_id);
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+
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+ // 创建订单
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+ $order = self::createOrderWithTransaction($orderInfo, $orderItem, $goodsList, $userCoupon);
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+
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+ // 如果是购物车模式,需要清空购物车
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+ if (!empty($cart_ids)) {
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+ Carts::clear($cart_ids);
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+ }
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+
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+ return $order;
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+ }
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+
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+ /**
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+ * 通过购物车创建订单
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+ * @param int $address_id 地址ID
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+ * @param int $user_id 用户ID
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+ * @param array $cart_ids 购物车ID数组
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+ * @param int $user_coupon_id 优惠券ID
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+ * @param string $memo 备注
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+ * @return Order
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+ * @throws Exception
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+ */
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+ public static function createOrderByCart($address_id, $user_id, $cart_ids, $user_coupon_id = 0, $memo = '')
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+ {
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+ if (empty($cart_ids)) {
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+ throw new Exception("购物车列表不能为空");
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+ }
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+
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+ // 将购物车数据转换为标准的商品列表格式
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+ $goods_list = self::convertCartToGoodsList($cart_ids, $user_id);
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+
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+ return self::createOrder($address_id, $user_id, $goods_list, $user_coupon_id, $memo, $cart_ids);
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+ }
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+
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+ /**
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+ * 直接通过商品规格数量创建订单
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+ * @param int $address_id 地址ID
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+ * @param int $user_id 用户ID
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+ * @param array $goods_list 商品列表 [['goods_id'=>1, 'goods_sku_id'=>0, 'nums'=>1], ...]
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+ * @param int $user_coupon_id 优惠券ID
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+ * @param string $memo 备注
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+ * @return Order
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+ * @throws Exception
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+ */
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+ public static function createOrderByGoods($address_id, $user_id, $goods_list, $user_coupon_id = 0, $memo = '')
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+ {
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+ return self::createOrder($address_id, $user_id, $goods_list, $user_coupon_id, $memo);
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+ }
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+
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+ /**
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+ * 根据商品列表计算订单明细
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+ * @param array $orderInfo 订单基础信息
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+ * @param array $goods_list 商品列表
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+ * @param int $user_id 用户ID
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+ * @param int $area_id 地区ID
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+ * @param int $user_coupon_id 优惠券ID
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+ * @return array
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+ * @throws Exception
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+ */
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+ protected static function computeGoods(&$orderInfo, $goods_list, $user_id, $area_id, $user_coupon_id = 0)
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+ {
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+ $config = get_addon_config('shop');
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+ $orderInfo['amount'] = 0;
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+ $orderInfo['goodsprice'] = 0;
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+ $orderInfo['shippingfee'] = 0;
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+ $orderInfo['discount'] = 0;
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+ $orderItem = [];
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+ $shippingTemp = [];
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+ $userCoupon = null;
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+ $goodsList = [];
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+
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+ // 校验优惠券
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+ if ($user_coupon_id) {
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+ $userCouponModel = new UserCoupon();
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+ $userCoupon = $userCouponModel->checkUserOrUse($user_coupon_id, $user_id);
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+ $orderInfo['user_coupon_id'] = $user_coupon_id;
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+ }
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+
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+ // 提取所有商品ID和SKU ID,进行批量查询
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+ $goods_ids = array_column($goods_list, 'goods_id');
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+ $sku_ids = [];
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+ $goods_without_sku = []; // 记录没有指定SKU ID的商品,需要查询默认SKU
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+
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+ foreach ($goods_list as $index => $item) {
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+ if (isset($item['goods_sku_id']) && $item['goods_sku_id'] > 0) {
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+ $sku_ids[] = $item['goods_sku_id'];
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+ } else {
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+ // 没有指定SKU ID的商品,记录下来后续查询默认SKU
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+ $goods_without_sku[$index] = $item['goods_id'];
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+ }
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+ }
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+
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+ // 批量查询商品信息
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+ $goodsData = [];
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+ if (!empty($goods_ids)) {
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+ $goodsCollection = Goods::with(['category', 'brand'])
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+ ->where('id', 'in', $goods_ids)
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+ ->where('status', GoodsEnum::STATUS_ON_SALE)
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+ ->select();
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+ foreach ($goodsCollection as $goods) {
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+ $goodsData[$goods->id] = $goods;
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+ }
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+ }
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+
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+ // 批量查询SKU信息
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+ $skuData = [];
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+ $multiSpecSkuIds = []; // 用于存储多规格商品的SKU ID
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+ if (!empty($sku_ids)) {
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+ $skuCollection = Sku::where('id', 'in', $sku_ids)->select();
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+ foreach ($skuCollection as $sku) {
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+ $skuData[$sku->id] = $sku;
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+ // 过滤出有规格值的SKU ID(spec_value_ids不为空)
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+ if (!empty($sku->spec_value_ids)) {
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+ $multiSpecSkuIds[] = $sku->id;
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+ }
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+ }
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+ }
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+
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+ // 查询没有指定SKU ID的商品的默认SKU(单规格商品或多规格商品的默认SKU)
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+ if (!empty($goods_without_sku)) {
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+ $defaultSkuCollection = Sku::where('goods_id', 'in', array_values($goods_without_sku))
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+ ->where('is_default', 1)
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+ ->select();
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+ foreach ($defaultSkuCollection as $sku) {
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+ $skuData[$sku->id] = $sku;
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+ // 更新对应的goods_list项,补充SKU ID
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+ foreach ($goods_without_sku as $list_index => $goods_id) {
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+ if ($sku->goods_id == $goods_id) {
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+ $goods_list[$list_index]['goods_sku_id'] = $sku->id;
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+ $sku_ids[] = $sku->id; // 添加到sku_ids中用于后续查询规格属性
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+ // 如果默认SKU有规格值,也加入到多规格SKU列表
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+ if (!empty($sku->spec_value_ids)) {
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+ $multiSpecSkuIds[] = $sku->id;
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+ }
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+ unset($goods_without_sku[$list_index]);
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+ break;
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+ }
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+ }
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+ }
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+ }
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+
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+ // 批量查询规格属性字符串(只查询多规格商品的SKU)
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+ $skuAttrData = [];
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+ if (!empty($multiSpecSkuIds)) {
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+ $skuAttrData = \app\common\Service\SkuSpec::getSkuAttrs($multiSpecSkuIds);
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+ }
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+
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+ // 验证并构建商品数据
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+ foreach ($goods_list as $item) {
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+ $goods_id = $item['goods_id'];
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+ $goods_sku_id = $item['goods_sku_id']; // 现在所有商品都应该有SKU ID
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+ $nums = $item['nums'];
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+
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+ if ($nums <= 0) {
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+ throw new Exception("商品数量必须大于0");
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+ }
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+
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+ // 检查商品是否存在
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+ if (!isset($goodsData[$goods_id])) {
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+ throw new Exception("商品已下架");
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+ }
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+ $goods = $goodsData[$goods_id];
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+
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+ // 所有商品都必须有SKU(包括单规格商品的默认SKU)
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+ if (empty($skuData) || !isset($skuData[$goods_sku_id])) {
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+ throw new Exception("商品规格不存在");
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+ }
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+ $sku = $skuData[$goods_sku_id];
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+
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+ // 验证SKU是否属于该商品
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+ if ($sku->goods_id != $goods_id) {
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+ throw new Exception("商品规格不匹配");
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+ }
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+
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+ // 获取规格属性字符串(单规格商品的sku_attr为空)
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+ $sku_attr = $skuAttrData[$goods_sku_id] ?? '';
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+
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+ // 构建商品对象,模拟购物车数据结构
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+ $goodsItem = (object)[
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+ 'goods_id' => $goods_id,
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+ 'goods_sku_id' => $goods_sku_id,
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+ 'nums' => $nums,
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+ 'goods' => $goods,
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+ 'sku' => $sku,
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+ 'sku_attr' => $sku_attr
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+ ];
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+
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+ $goodsList[] = $goodsItem;
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+ }
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+
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+ // 计算商品价格和运费(统一使用SKU进行计算)
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+ foreach ($goodsList as $item) {
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+ $goodsItemData = [];
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+
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+ if (empty($item->goods) || empty($item->sku)) {
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+ throw new Exception("商品已下架");
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+ }
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+
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+ // 库存验证(统一使用SKU库存)
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+ if ($item->sku->stocks < $item->nums) {
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+ throw new Exception("商品库存不足,请重新修改数量");
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+ }
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+
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+ // 统一使用SKU数据进行计算
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+ $goodsItemData['image'] = !empty($item->sku->image) ? $item->sku->image : $item->goods->image;
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+ $goodsItemData['price'] = $item->sku->price;
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+ $goodsItemData['lineation_price'] = $item->sku->lineation_price;
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+ $goodsItemData['sku_sn'] = $item->sku->sku_sn;
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+ $amount = bcmul($item->sku->price, $item->nums, 2);
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+
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+ $goodsItemData['amount'] = $amount;
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+ // 订单总价
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+ $orderInfo['amount'] = bcadd($orderInfo['amount'], $amount, 2);
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+ // 商品总价
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+ $orderInfo['goodsprice'] = bcadd($orderInfo['goodsprice'], $amount, 2);
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+
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+ $freight_id = $item->goods->express_template_id;
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+ // 计算邮费【合并运费模板】
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+ if (!isset($shippingTemp[$freight_id])) {
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+ $shippingTemp[$freight_id] = [
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+ 'nums' => $item->nums,
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+ 'weight' => $item->sku->weight,
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+ 'amount' => $amount
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+ ];
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+ } else {
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+ $shippingTemp[$freight_id] = [
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+ 'nums' => bcadd($shippingTemp[$freight_id]['nums'], $item->nums, 2),
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+ 'weight' => bcadd($shippingTemp[$freight_id]['weight'], $item->sku->weight, 2),
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+ 'amount' => bcadd($shippingTemp[$freight_id]['amount'], $amount, 2)
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+ ];
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+ }
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+
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+ // 创建订单商品数据
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+ $orderItem[] = array_merge($goodsItemData, [
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+ 'order_sn' => $orderInfo['order_sn'],
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+ 'goods_id' => $item->goods_id,
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+ 'title' => $item->goods->title,
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+ 'url' => $item->goods->url,
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+ 'nums' => $item->nums,
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+ 'goods_sku_id' => $item->goods_sku_id,
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+ 'attrdata' => $item->sku_attr,
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+ 'weight' => $item->sku->weight,
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+ 'category_id' => $item->goods->category_id,
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+ 'brand_id' => $item->goods->brand_id,
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+ ]);
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+ }
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+
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+
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+ // 按运费模板计算
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+ foreach ($shippingTemp as $key => $item) {
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+ $shippingfee = Freight::calculate($key, $area_id, $item['nums'], $item['weight'], $item['amount']);
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+ $orderInfo['shippingfee'] = bcadd($orderInfo['shippingfee'], $shippingfee, 2);
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+ }
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+
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+ // 订单总价(含邮费)
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+ $orderInfo['amount'] = bcadd($orderInfo['goodsprice'], $orderInfo['shippingfee'], 2);
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+
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+ if (!empty($userCoupon)) {
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+ // 校验优惠券
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+ $goods_ids = array_column($orderItem, 'goods_id');
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+ $category_ids = array_column($orderItem, 'category_id');
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+ $brand_ids = array_column($orderItem, 'brand_id');
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+ $couponModel = new Coupon();
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+ $coupon = $couponModel->getCoupon($userCoupon['coupon_id'])
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+ ->checkCoupon()
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+ ->checkOpen()
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+ ->checkUseTime($userCoupon['createtime'])
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+ ->checkConditionGoods($goods_ids, $user_id, $category_ids, $brand_ids);
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+
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+ // 计算折扣金额,判断是使用不含运费,还是含运费的金额
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+ $amount = !isset($config['shippingfeecoupon']) || $config['shippingfeecoupon'] == 0 ? $orderInfo['goodsprice'] : $orderInfo['amount'];
|
|
|
+ list($new_money, $coupon_money) = $coupon->doBuy($amount);
|
|
|
+
|
|
|
+ // 判断优惠金额是否超出总价,超出则直接设定优惠金额为总价
|
|
|
+ $orderInfo['discount'] = $coupon_money > $amount ? $amount : $coupon_money;
|
|
|
+ }
|
|
|
+
|
|
|
+ // 计算订单的应付金额【减去折扣】
|
|
|
+ $orderInfo['saleamount'] = max(0, bcsub($orderInfo['amount'], $orderInfo['discount'], 2));
|
|
|
+ $orderInfo['discount'] = bcadd($orderInfo['discount'], 0, 2);
|
|
|
+
|
|
|
+ return [
|
|
|
+ $orderItem,
|
|
|
+ $goodsList,
|
|
|
+ $userCoupon
|
|
|
+ ];
|
|
|
+ }
|
|
|
+
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 在事务中创建订单
|
|
|
+ * @param array $orderInfo 订单信息
|
|
|
+ * @param array $orderItem 订单商品列表
|
|
|
+ * @param array $goodsList 商品列表
|
|
|
+ * @param object $userCoupon 优惠券
|
|
|
+ * @return Order
|
|
|
+ * @throws Exception
|
|
|
+ */
|
|
|
+ protected static function createOrderWithTransaction($orderInfo, $orderItem, $goodsList, $userCoupon)
|
|
|
+ {
|
|
|
+ $order = null;
|
|
|
+ Db::startTrans();
|
|
|
+ try {
|
|
|
+ // 创建订单
|
|
|
+ $order = Order::create($orderInfo, true);
|
|
|
+
|
|
|
+ // 减库存
|
|
|
+ foreach ($goodsList as $index => $item) {
|
|
|
+ if ($item->sku) {
|
|
|
+ $item->sku->setDec('stocks', $item->nums);
|
|
|
+ }
|
|
|
+ $item->goods->setDec("stocks", $item->nums);
|
|
|
+ }
|
|
|
+
|
|
|
+ // 计算单个商品折扣后的价格
|
|
|
+ $saleamount = bcsub($order['saleamount'], $order['shippingfee'], 2);
|
|
|
+ $saleratio = $order['goodsprice'] > 0 ? bcdiv($saleamount, $order['goodsprice'], 10) : 1;
|
|
|
+ $saleremains = $saleamount;
|
|
|
+
|
|
|
+ foreach ($orderItem as $index => &$item) {
|
|
|
+ if (!isset($orderItem[$index + 1])) {
|
|
|
+ $saleprice = $saleremains;
|
|
|
+ } else {
|
|
|
+ $saleprice = $order['discount'] == 0 ? bcmul($item['price'], $item['nums'], 2) : bcmul(bcmul($item['price'], $item['nums'], 2), $saleratio, 2);
|
|
|
+ }
|
|
|
+ $saleremains = bcsub($saleremains, $saleprice, 2);
|
|
|
+ $item['realprice'] = $saleprice;
|
|
|
+ }
|
|
|
+ unset($item);
|
|
|
+
|
|
|
+ // 创建订单商品数据
|
|
|
+ foreach ($orderItem as $index => $item) {
|
|
|
+ OrderGoods::create($item, true);
|
|
|
+ }
|
|
|
+
|
|
|
+ // 修改地址使用次数
|
|
|
+ $address = Address::get($orderInfo['address_id']);
|
|
|
+ if ($address) {
|
|
|
+ $address->setInc('usednums');
|
|
|
+ }
|
|
|
+
|
|
|
+ // 优惠券已使用
|
|
|
+ if (!empty($userCoupon)) {
|
|
|
+ $userCoupon->save(['is_used' => 2]);
|
|
|
+ }
|
|
|
+
|
|
|
+ // 提交事务
|
|
|
+ Db::commit();
|
|
|
+ } catch (Exception $e) {
|
|
|
+ Db::rollback();
|
|
|
+ throw new Exception($e->getMessage());
|
|
|
+ }
|
|
|
+
|
|
|
+ // 记录操作
|
|
|
+ OrderAction::push($orderInfo['order_sn'], '系统', '订单创建成功');
|
|
|
+
|
|
|
+ // 订单应付金额为0时直接结算
|
|
|
+ if ($order['saleamount'] == 0) {
|
|
|
+ Order::settle($order->order_sn, 0);
|
|
|
+ $order = Order::get($order->id);
|
|
|
+ }
|
|
|
+
|
|
|
+ return $order;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 验证商品规格参数
|
|
|
+ * @param array $goods_list 商品列表
|
|
|
+ * @throws Exception
|
|
|
+ */
|
|
|
+ public static function validateGoodsList($goods_list)
|
|
|
+ {
|
|
|
+ if (empty($goods_list) || !is_array($goods_list)) {
|
|
|
+ throw new Exception("商品列表不能为空");
|
|
|
+ }
|
|
|
+
|
|
|
+ foreach ($goods_list as $item) {
|
|
|
+ if (!isset($item['goods_id']) || !is_numeric($item['goods_id']) || $item['goods_id'] <= 0) {
|
|
|
+ throw new Exception("商品ID无效");
|
|
|
+ }
|
|
|
+
|
|
|
+ if (!isset($item['nums']) || !is_numeric($item['nums']) || $item['nums'] <= 0) {
|
|
|
+ throw new Exception("商品数量必须大于0");
|
|
|
+ }
|
|
|
+
|
|
|
+ if (isset($item['goods_sku_id']) && !is_numeric($item['goods_sku_id'])) {
|
|
|
+ throw new Exception("商品规格ID无效");
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 统一的订单计算方法(用于预览订单)
|
|
|
+ * @param array $goods_list 标准化的商品列表
|
|
|
+ * @param int $user_id 用户ID
|
|
|
+ * @param int $area_id 地区ID
|
|
|
+ * @param int $user_coupon_id 优惠券ID
|
|
|
+ * @return array
|
|
|
+ * @throws Exception
|
|
|
+ */
|
|
|
+ public static function calculateOrder($goods_list, $user_id, $area_id = 0, $user_coupon_id = 0)
|
|
|
+ {
|
|
|
+ if (empty($goods_list)) {
|
|
|
+ throw new Exception("商品列表不能为空");
|
|
|
+ }
|
|
|
+
|
|
|
+ // 验证商品列表格式
|
|
|
+ self::validateGoodsList($goods_list);
|
|
|
+
|
|
|
+ $order_sn = date("Ymdhis") . sprintf("%08d", $user_id) . mt_rand(1000, 9999);
|
|
|
+
|
|
|
+ // 订单基础信息
|
|
|
+ $orderInfo = [
|
|
|
+ 'order_sn' => $order_sn,
|
|
|
+ 'goodsprice' => 0, // 商品金额 (不含运费)
|
|
|
+ 'amount' => 0, // 总金额 (含运费)
|
|
|
+ 'shippingfee' => 0, // 运费
|
|
|
+ 'discount' => 0, // 优惠金额
|
|
|
+ 'saleamount' => 0 // 应付金额
|
|
|
+ ];
|
|
|
+
|
|
|
+ // 计算商品明细
|
|
|
+ list($orderItem, $goodsList, $userCoupon) = self::computeGoods($orderInfo, $goods_list, $user_id, $area_id, $user_coupon_id);
|
|
|
+
|
|
|
+ return [
|
|
|
+ 'orderItem' => $orderItem,
|
|
|
+ 'goodsList' => $goodsList,
|
|
|
+ 'orderInfo' => $orderInfo,
|
|
|
+ 'userCoupon' => $userCoupon
|
|
|
+ ];
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 通过商品规格计算订单明细(用于预览订单)
|
|
|
+ * @param array $goods_list 商品列表
|
|
|
+ * @param int $user_id 用户ID
|
|
|
+ * @param int $area_id 地区ID
|
|
|
+ * @param int $user_coupon_id 优惠券ID
|
|
|
+ * @return array
|
|
|
+ * @throws Exception
|
|
|
+ */
|
|
|
+ public static function calculateOrderByGoods($goods_list, $user_id, $area_id = 0, $user_coupon_id = 0)
|
|
|
+ {
|
|
|
+ return self::calculateOrder($goods_list, $user_id, $area_id, $user_coupon_id);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 通过购物车计算订单明细(用于预览订单)
|
|
|
+ * @param array $cart_ids 购物车ID列表
|
|
|
+ * @param int $user_id 用户ID
|
|
|
+ * @param int $area_id 地区ID
|
|
|
+ * @param int $user_coupon_id 优惠券ID
|
|
|
+ * @return array
|
|
|
+ * @throws Exception
|
|
|
+ */
|
|
|
+ public static function calculateOrderByCart($cart_ids, $user_id, $area_id = 0, $user_coupon_id = 0)
|
|
|
+ {
|
|
|
+ if (empty($cart_ids)) {
|
|
|
+ throw new Exception("购物车列表不能为空");
|
|
|
+ }
|
|
|
+
|
|
|
+ // 将购物车数据转换为标准的商品列表格式
|
|
|
+ $goods_list = self::convertCartToGoodsList($cart_ids, $user_id);
|
|
|
+
|
|
|
+ return self::calculateOrder($goods_list, $user_id, $area_id, $user_coupon_id);
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * 将购物车数据转换为标准的商品列表格式
|
|
|
+ * @param array $cart_ids 购物车ID列表
|
|
|
+ * @param int $user_id 用户ID
|
|
|
+ * @return array
|
|
|
+ * @throws Exception
|
|
|
+ */
|
|
|
+ public static function convertCartToGoodsList($cart_ids, $user_id)
|
|
|
+ {
|
|
|
+ // 查询购物车数据
|
|
|
+ $cartItems = Carts::where('id', 'in', $cart_ids)
|
|
|
+ ->where('user_id', $user_id)
|
|
|
+ ->select();
|
|
|
+
|
|
|
+ if (empty($cartItems)) {
|
|
|
+ throw new Exception("购物车数据不存在");
|
|
|
+ }
|
|
|
+
|
|
|
+ $goods_list = [];
|
|
|
+ foreach ($cartItems as $cart) {
|
|
|
+ $goods_list[] = [
|
|
|
+ 'goods_id' => $cart->goods_id,
|
|
|
+ 'goods_sku_id' => $cart->goods_sku_id,
|
|
|
+ 'nums' => $cart->nums
|
|
|
+ ];
|
|
|
+ }
|
|
|
+
|
|
|
+ return $goods_list;
|
|
|
+ }
|
|
|
+}
|