From d27aa2c7efe1375b523e9011df6c51f1ccfecb16 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E8=8B=8F=E5=B0=B9=E5=B2=9A?= <770236076@qq.com>
Date: Wed, 20 Jan 2021 10:32:53 +0800
Subject: [PATCH] aa

---
 business/model/order.go                       |  4 ++
 business/partner/purchase/jx/localjx/order.go | 42 ++++++++++++++++++-
 2 files changed, 44 insertions(+), 2 deletions(-)

diff --git a/business/model/order.go b/business/model/order.go
index b07dd5915..335c3b72d 100644
--- a/business/model/order.go
+++ b/business/model/order.go
@@ -42,6 +42,9 @@ const (
 	CouponStatusOverdue = -1 //已过期
 	CouponStatusNormal  = 0  //正常
 	CouponStatusDeleted = -4 //被删了
+
+	CouponTypeDiscount = 1 //优惠券类型，总额满减
+	CouponTypeDelivery = 2 //运费优惠
 )
 
 const (
@@ -143,6 +146,7 @@ type GoodsOrder struct {
 	EarningType        int    `json:"earningType"`                                            //订单结算方式，2为扣点，1为报价
 	OrderType          int    `json:"orderType"`                                              //订单类型，0为普通订单，1为物料订单，2为进货订单
 	OrderPayPercentage int    `json:"orderPayPercentage"`
+	CouponIDs          string `orm:"column(coupon_ids)" json:"couponIDs"` //优惠券IDs（京西商城）
 
 	// 以下只是用于传递数据
 	OriginalData string      `orm:"-" json:"-"`
diff --git a/business/partner/purchase/jx/localjx/order.go b/business/partner/purchase/jx/localjx/order.go
index a524e99d7..f6cf2e525 100644
--- a/business/partner/purchase/jx/localjx/order.go
+++ b/business/partner/purchase/jx/localjx/order.go
@@ -611,7 +611,6 @@ func generateOrder(ctx *jxcontext.Context, jxOrder *JxOrderInfo, addressID int64
 	if distance := jxutils.Point2StoreDistance(deliveryAddress.Lng, deliveryAddress.Lat, storeDetail.Lng, storeDetail.Lat, storeDetail.DeliveryRangeType, storeDetail.DeliveryRange); distance == 0 {
 		return nil, nil, fmt.Errorf("当前送货地址不在门店%s的配送范围", storeDetail.Name)
 	}
-
 	//结算类型
 	if storeDetail.PayPercentage < 50 {
 		jxOrder.EarningType = model.EarningTypePoints
@@ -922,7 +921,6 @@ func generateOrder(ctx *jxcontext.Context, jxOrder *JxOrderInfo, addressID int64
 	if err == nil {
 		if jxOrder.OrderType == model.OrderTypeNormal {
 			outJxOrder.TotalPrice = outJxOrder.OrderPrice + outJxOrder.FreightPrice
-			// 判断用户是否是会员
 			var (
 				tuserID      string
 				dicountCards []*model.DiscountCard
@@ -932,6 +930,46 @@ func generateOrder(ctx *jxcontext.Context, jxOrder *JxOrderInfo, addressID int64
 			} else {
 				tuserID = userID
 			}
+			// 1.先扣除优惠券
+			if len(couponIDs) > 0 {
+				if userCoupons, err := dao.GetUserCoupons(db, couponIDs, []string{tuserID}, nil, model.CouponStatusNormal); err == nil {
+					if len(userCoupons) != len(couponIDs) {
+						return nil, nil, fmt.Errorf("选择的优惠券状态不正常，请刷新后重试！")
+					}
+					for _, v := range userCoupons {
+						coupon := &model.Coupons{}
+						coupon.ID = int64(v.CouponID)
+						if err = dao.GetEntity(db, coupon); err == nil && coupon.Name != "" {
+							checkPrice := func(price int64) (rPrice int64, err error) {
+								priceInt := int(price)
+								if priceInt < coupon.UpperLimit {
+									return 0, fmt.Errorf("抱歉，该订单价格未达到此优惠券[%v]满减额度！", coupon.Name)
+								}
+								if priceInt <= coupon.Cut {
+									rPrice = 0
+								} else {
+									rPrice = int64(priceInt - coupon.Cut)
+								}
+								return rPrice, err
+							}
+							switch coupon.CouponType {
+							case model.CouponTypeDiscount:
+								outJxOrder.OrderPrice, err = checkPrice(outJxOrder.OrderPrice)
+							case model.CouponTypeDelivery:
+								outJxOrder.FreightPrice, err = checkPrice(outJxOrder.FreightPrice)
+							default:
+								return nil, nil, fmt.Errorf("暂不支持的优惠券类型！[%v]", coupon.CouponType)
+							}
+							if err != nil {
+								return nil, nil, err
+							}
+						}
+					}
+				} else {
+					return nil, nil, err
+				}
+			}
+			// 2.判断用户是否是会员
 			userMembers, _ := dao.GetUserMember(db, tuserID, "", model.MemberTypeDiscountCard, model.YES)
 			if len(userMembers) > 0 {
 				if configList, err := dao.QueryConfigs(db, "会员折扣卡", model.ConfigTypeDiscountCard, ""); err == nil {