优惠卷

复读

src/main/java/com/peanut/modules/common/service/CouponService.java

@@ -4,12 +4,13 @@ import com.baomidou.mybatisplus.extension.service.IService;
 import com.peanut.common.utils.R;
 import com.peanut.modules.common.entity.CouponEntity;
 import com.peanut.modules.common.entity.CouponHistory;
-
+import java.math.BigDecimal;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
 
 
+
 public interface CouponService extends IService<CouponEntity> {
 
     CouponEntity getByIdSetRange(int id);
@@ -20,6 +21,13 @@ public interface CouponService extends IService<CouponEntity> {
 
     List<CouponHistory> getCouponListPayment(Map<String,Object> params);
 
-    Set<Integer> getShopProductByCoupon(int couponId);
+    //使用优惠卷
+    void useCouponAmount(CouponHistory couponHistory);
+
+    //回滚优惠卷
+    void rollbackCoupon(int couponHistoryId);
+
+    //通过商品发放优惠卷
+    void insertCouponHistoryByProductId(List<Integer> productIds);
 
 }