From 00e122b6b32c07839b944ea47d1775f5793020ba Mon Sep 17 00:00:00 2001
From: xuhy <3313886187@qq.com>
Date: 星期五, 17 二月 2023 18:28:05 +0800
Subject: [PATCH] 用户信息模块,登录功能,优惠券

---
 management/guns-admin/src/main/java/com/stylefeng/guns/modular/system/service/impl/TCouponServiceImpl.java |   22 ++++++++++++++++++++++
 1 files changed, 22 insertions(+), 0 deletions(-)

diff --git a/management/guns-admin/src/main/java/com/stylefeng/guns/modular/system/service/impl/TCouponServiceImpl.java b/management/guns-admin/src/main/java/com/stylefeng/guns/modular/system/service/impl/TCouponServiceImpl.java
index 45d2582..cf0ed4c 100644
--- a/management/guns-admin/src/main/java/com/stylefeng/guns/modular/system/service/impl/TCouponServiceImpl.java
+++ b/management/guns-admin/src/main/java/com/stylefeng/guns/modular/system/service/impl/TCouponServiceImpl.java
@@ -1,10 +1,15 @@
 package com.stylefeng.guns.modular.system.service.impl;
 
+import com.baomidou.mybatisplus.mapper.EntityWrapper;
 import com.stylefeng.guns.modular.system.model.TCoupon;
 import com.stylefeng.guns.modular.system.dao.TCouponMapper;
 import com.stylefeng.guns.modular.system.service.ITCouponService;
 import com.baomidou.mybatisplus.service.impl.ServiceImpl;
+import org.apache.poi.hdf.extractor.TC;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
+
+import java.util.Objects;
 
 /**
  * <p>
@@ -17,4 +22,21 @@
 @Service
 public class TCouponServiceImpl extends ServiceImpl<TCouponMapper, TCoupon> implements ITCouponService {
 
+    @Autowired
+    private TCouponMapper tCouponMapper;
+
+    @Override
+    public Boolean isExit(TCoupon tCoupon) {
+
+        Integer count = tCouponMapper.selectCount(new EntityWrapper<TCoupon>().eq("coupon_name", tCoupon.getCouponName())
+                .eq("coupon_type",tCoupon.getCouponType()));
+
+        if(Objects.nonNull(tCoupon.getId())){
+            // 修改
+        }else {
+            // 新增
+            return count>0;
+        }
+        return null;
+    }
 }

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