bug

src/main/java/com/peanut/modules/master/service/impl/CourseCatalogueServiceImpl.java

@@ -91,6 +91,11 @@ public class CourseCatalogueServiceImpl extends ServiceImpl<CourseCatalogueDao,
         if(byId.getFee().compareTo(BigDecimal.ZERO)==0||byId.getHalfFee().compareTo(BigDecimal.ZERO)==0){
             return R.error("价格异常");
         }
+        Integer integer = shopProductCourseDao.selectCount(new LambdaQueryWrapper<ShopProductCourseEntity>()
+                .eq(ShopProductCourseEntity::getCatalogueId, byId.getId()));
+        if(integer>1){
+            return R.error("生成失败！已存在商品数量大于等于2，快捷生成商品不可用");
+        }
         createProduct(byId);
         return R.ok();
     }