购物车判断

src/main/java/cn/chjyj/szwh/service/impl/ShopCarServiceImpl.java

@@ -1,13 +1,56 @@
 package cn.chjyj.szwh.service.impl;
 
+import cn.chjyj.szwh.bean.Goods;
+import cn.chjyj.szwh.bean.User;
+import cn.chjyj.szwh.exception.ChException;
+import cn.chjyj.szwh.mapper.GoodsMapper;
+import cn.chjyj.szwh.mapper.UserMapper;
 import cn.chjyj.szwh.service.ShopCarService;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
 @Service
 public class ShopCarServiceImpl implements ShopCarService {
+    @Autowired
+    private UserMapper userMapper;
+    @Autowired
+    private GoodsMapper goodsMapper;
 
+    /**
+     * 添加到购物车
+     * @param userIsli user_isli 用户isli标识码
+     * @param goodsIsli goods_isli 商品isli标识码
+     * @param useYears use_years 购买使用年限
+     * @return  11 用户不存在
+     */
     @Override
     public int addShopCart(String userIsli, String goodsIsli, String useYears) {
+        // 提交的用户
+        User user = userMapper.getUserByIsli(userIsli);
+        if(user==null){
+            return 11;
+        }
+        //商品
+        Goods goods = goodsMapper.getGoodsByIsli(goodsIsli);
+        if(goods==null){
+            return 21;
+        }else{
+            if(goods.getGoodsStatus()!=1){
+                //'该标的现不在上架中'
+                return 22;
+            }
+            if(goods.getContractStatus()!=1){
+                // 标的未申请合约关联，不可购买
+                return 23;
+            }
+            if(userIsli.equalsIgnoreCase(goods.getUserIslicode())){
+                // 您是标的的授权方，不可添加
+                return 24;
+            }
+            // 检查订单是否存在
+
+        }
+
         return 0;
     }