begin new project

src/main/java/com/peanut/modules/book/service/OrderCartService.java

@@ -0,0 +1,26 @@
+package com.peanut.modules.book.service;
+
+import com.baomidou.mybatisplus.extension.service.IService;
+import com.peanut.common.utils.PageUtils;
+import com.peanut.modules.common.entity.OrderCartEntity;
+import com.peanut.modules.book.vo.ShopCartVo;
+
+import java.util.List;
+import java.util.Map;
+
+/**
+ * 购物车
+ *
+ * @author yl
+ * @email yl328572838@163.com
+ * @date 2022-08-29 15:27:44
+ */
+public interface OrderCartService extends IService<OrderCartEntity> {
+
+    PageUtils queryPage(Map<String, Object> params);
+
+    List<ShopCartVo> getCartList(Integer userId);
+
+    OrderCartEntity getDeteleOrderCarts(Integer userId,Integer productId);
+}
+