first commit

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

@@ -0,0 +1,23 @@
+package com.peanut.modules.book.service;
+
+import com.baomidou.mybatisplus.extension.service.IService;
+import com.peanut.common.utils.PageUtils;
+import com.peanut.modules.book.entity.CouponEntity;
+import com.peanut.modules.book.vo.UserCouponVo;
+
+import java.util.List;
+import java.util.Map;
+
+/**
+ * 
+ *
+ * @author yl
+ * @email yl328572838@163.com
+ * @date 2022-10-28 17:38:29
+ */
+public interface CouponService extends IService<CouponEntity> {
+
+    PageUtils queryPage(Map<String, Object> params);
+
+}
+