diff --git a/spzx-service/service-cart/src/main/java/com/atguigu/cart/controller/CartController.java b/spzx-service/service-cart/src/main/java/com/atguigu/cart/controller/CartController.java
index 2dd5e43..a086d49 100644
--- a/spzx-service/service-cart/src/main/java/com/atguigu/cart/controller/CartController.java
+++ b/spzx-service/service-cart/src/main/java/com/atguigu/cart/controller/CartController.java
@@ -43,9 +43,9 @@ public class CartController {
 
     @Operation(summary = "更新购物车商品选中状态")
     @GetMapping("/auth/checkCart/{skuId}/{isChecked}")
-    public Result checkCart(@Parameter(name = "skuId", description = "商品skuId", required = true) @PathVariable(value = "skuId") Long skuId,
-                            @Parameter(name = "isChecked", description = "是否选中 1:选中 0:取消选中", required = true) @PathVariable(value = "isChecked") Integer isChecked) {
+    public Result<String> checkCart(@Parameter(name = "skuId", description = "商品skuId", required = true) @PathVariable(value = "skuId") Long skuId,
+                                    @Parameter(name = "isChecked", description = "是否选中 1:选中 0:取消选中", required = true) @PathVariable(value = "isChecked") Integer isChecked) {
         cartService.checkCart(skuId, isChecked);
-        return Result.build(null, ResultCodeEnum.SUCCESS);
+        return Result.success();
     }
 }
\ No newline at end of file
diff --git a/spzx-service/service-cart/src/main/java/com/atguigu/cart/service/CartService.java b/spzx-service/service-cart/src/main/java/com/atguigu/cart/service/CartService.java
index 1a422fe..f4dc7b7 100644
--- a/spzx-service/service-cart/src/main/java/com/atguigu/cart/service/CartService.java
+++ b/spzx-service/service-cart/src/main/java/com/atguigu/cart/service/CartService.java
@@ -26,4 +26,12 @@ public interface CartService {
      * @param skuId 商品的ID值
      */
     void deleteCart(Long skuId);
+
+    /**
+     * 更新购物车商品选中状态
+     *
+     * @param skuId     商品的ID值
+     * @param isChecked 是否选中
+     */
+    void checkCart(Long skuId, Integer isChecked);
 }
diff --git a/spzx-service/service-cart/src/main/java/com/atguigu/cart/service/impl/CartServiceImpl.java b/spzx-service/service-cart/src/main/java/com/atguigu/cart/service/impl/CartServiceImpl.java
index 6ee2bf1..3217d79 100644
--- a/spzx-service/service-cart/src/main/java/com/atguigu/cart/service/impl/CartServiceImpl.java
+++ b/spzx-service/service-cart/src/main/java/com/atguigu/cart/service/impl/CartServiceImpl.java
@@ -15,6 +15,7 @@ import org.springframework.stereotype.Service;
 import java.util.ArrayList;
 import java.util.Date;
 import java.util.List;
+import java.util.Objects;
 import java.util.stream.Collectors;
 
 @Service
@@ -103,4 +104,25 @@ public class CartServiceImpl implements CartService {
         // 获取缓存对象
         redisTemplate.opsForHash().delete(cartKey, String.valueOf(skuId));
     }
+
+    /**
+     * 更新购物车商品选中状态
+     *
+     * @param skuId     商品的ID值
+     * @param isChecked 是否选中
+     */
+    @Override
+    public void checkCart(Long skuId, Integer isChecked) {
+        // 获取当前登录的用户数据
+        Long userId = BaseContext.getUserInfo().getId();
+        String cartKey = userId.toString();
+
+        Boolean hasKey = redisTemplate.opsForHash().hasKey(cartKey, String.valueOf(skuId));
+        if (hasKey) {
+            String cartInfoJSON = Objects.requireNonNull(redisTemplate.opsForHash().get(cartKey, String.valueOf(skuId))).toString();
+            CartInfo cartInfo = JSON.parseObject(cartInfoJSON, CartInfo.class);
+            cartInfo.setIsChecked(isChecked);
+            redisTemplate.opsForHash().put(cartKey, String.valueOf(skuId), JSON.toJSONString(cartInfo));
+        }
+    }
 }