From b6d99cda23869f262f32e673ae0940b68ac9cfb7 Mon Sep 17 00:00:00 2001
From: wucongxing8150 <815046773@qq.com>
Date: Mon, 17 Jun 2024 11:26:26 +0800
Subject: [PATCH] =?UTF-8?q?=E6=96=B0=E5=A2=9E=20=E6=A3=80=E6=B5=8B?=
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---
 api/dao/coupon.go        |  9 +++++++++
 api/service/v1/Coupon.go | 11 +++++++++++
 2 files changed, 20 insertions(+)

diff --git a/api/dao/coupon.go b/api/dao/coupon.go
index 9c6d4fe..53899e1 100644
--- a/api/dao/coupon.go
+++ b/api/dao/coupon.go
@@ -80,3 +80,12 @@ func (r *CouponDao) Dec(tx *gorm.DB, couponId int64, field string, numeral int)
 	}
 	return nil
 }
+
+// EditCouponById 修改
+func (r *CouponDao) EditCouponById(tx *gorm.DB, couponId int64, data interface{}) error {
+	err := tx.Model(&model.Coupon{}).Where("coupon_id = ?", couponId).Updates(data).Error
+	if err != nil {
+		return err
+	}
+	return nil
+}
diff --git a/api/service/v1/Coupon.go b/api/service/v1/Coupon.go
index 7ed62c3..c36473a 100644
--- a/api/service/v1/Coupon.go
+++ b/api/service/v1/Coupon.go
@@ -180,6 +180,17 @@ func (r *CouponService) ReceiveCoupon(req requestsV1.ReceiveCoupon) (g *dtoV1.Re
 		return nil, errors.New("发放失败")
 	}
 
+	// 检测优惠卷是否全部发放完毕
+	if (req.Quantity - remainingQuantity) == 0 {
+		maps := make(map[string]interface{})
+		maps["coupon_status"] = 3
+		err := couponDao.EditCouponById(tx, coupon.CouponId, maps)
+		if err != nil {
+			tx.Rollback()
+			return nil, errors.New("发放失败")
+		}
+	}
+
 	for i := 0; i < req.Quantity; i++ {
 		// 添加用户优惠卷表
 		UserCouponModel := &model.UserCoupon{