feat(手机端): 购物车模块

完善购物车模块

waynboot-common/src/main/java/com/wayn/common/util/R.java

@@ -37,6 +37,11 @@ public class R {
         return R.error();
     }
 
+    public static R result(boolean b, String msg) {
+        if (b) return R.success();
+        return R.error(msg);
+    }
+
     public static R error(String msg) {
         R r = new R();
         r.code = 500;

waynboot-mobile-api/src/main/java/com/wayn/mobile/api/controller/CartController.java

@@ -1,26 +1,14 @@
 package com.wayn.mobile.api.controller;
 
 
-import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.wayn.common.base.BaseController;
-import com.wayn.common.core.domain.shop.Goods;
-import com.wayn.common.core.domain.shop.GoodsProduct;
-import com.wayn.common.core.domain.system.User;
-import com.wayn.common.core.service.shop.IGoodsProductService;
-import com.wayn.common.core.service.shop.IGoodsService;
 import com.wayn.common.util.R;
 import com.wayn.mobile.api.domain.Cart;
 import com.wayn.mobile.api.service.ICartService;
 import com.wayn.mobile.framework.security.util.SecurityUtils;
-import org.apache.commons.lang3.ObjectUtils;
-import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
 
-import java.time.LocalDateTime;
-import java.util.List;
-import java.util.Objects;
-
 /**
  * <p>
  * 购物车商品表 前端控制器
@@ -42,11 +30,26 @@ public class CartController extends BaseController {
         return iCartService.list(userId);
     }
 
-    @PostMapping("add")
+    @PostMapping
     public R add(@RequestBody Cart cart) {
         return iCartService.addCart(cart);
     }
 
+    @PutMapping
+    public R update(@RequestBody Cart cart) {
+        return R.result(iCartService.updateById(cart));
+    }
+
+    @PostMapping("addNum/{cartId}/{number}")
+    public R addNum(@PathVariable Long cartId, @PathVariable Integer number) {
+        return iCartService.addNum(cartId, number);
+    }
+
+    @PostMapping("minusNum/{cartId}/{number}")
+    public R minusNum(@PathVariable Long cartId, @PathVariable Integer number) {
+        return iCartService.minusNum(cartId, number);
+    }
+
     @DeleteMapping("{cartId}")
     public R delete(@PathVariable Long cartId) {
         return R.result(iCartService.removeById(cartId));

waynboot-mobile-api/src/main/java/com/wayn/mobile/api/service/ICartService.java

@@ -46,4 +46,8 @@ public interface ICartService extends IService<Cart> {
      * @return R
      */
     R list(Long userId);
+
+    R addNum(Long cartId, Integer number);
+
+    R minusNum(Long cartId, Integer number);
 }

waynboot-mobile-api/src/main/java/com/wayn/mobile/api/service/impl/CartServiceImpl.java

@@ -110,4 +110,14 @@ public class CartServiceImpl extends ServiceImpl<CartMapper, Cart> implements IC
                 .eq("user_id", userId));
         return R.success().add("data", cartList);
     }
+
+    @Override
+    public R addNum(Long cartId, Integer number) {
+        return R.result(update().setSql("number = number + 1").eq("id", cartId).update(), "添加失败");
+    }
+
+    @Override
+    public R minusNum(Long cartId, Integer number) {
+        return R.result(update().setSql("number = number - 1").eq("id", cartId).last("and number > 1").update(), "最少购买一件");
+    }
 }