From 2ccdf86ac2599562ca994bc4047ded2d925e8bae Mon Sep 17 00:00:00 2001
From: Pu Zhibing <393733352@qq.com>
Date: 星期五, 29 十一月 2024 16:33:12 +0800
Subject: [PATCH] 开发确认购物车订单逻辑

---
 ruoyi-service/ruoyi-account/src/main/java/com/ruoyi/account/service/impl/UserCouponServiceImpl.java |   65 ++++++++++++++++++++++++++++++++
 1 files changed, 64 insertions(+), 1 deletions(-)

diff --git a/ruoyi-service/ruoyi-account/src/main/java/com/ruoyi/account/service/impl/UserCouponServiceImpl.java b/ruoyi-service/ruoyi-account/src/main/java/com/ruoyi/account/service/impl/UserCouponServiceImpl.java
index 607932c..97fa4c6 100644
--- a/ruoyi-service/ruoyi-account/src/main/java/com/ruoyi/account/service/impl/UserCouponServiceImpl.java
+++ b/ruoyi-service/ruoyi-account/src/main/java/com/ruoyi/account/service/impl/UserCouponServiceImpl.java
@@ -1,10 +1,21 @@
 package com.ruoyi.account.service.impl;
 
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.ruoyi.account.api.vo.CouponInfoVo;
 import com.ruoyi.account.mapper.UserCouponMapper;
 import com.ruoyi.account.api.model.UserCoupon;
 import com.ruoyi.account.service.UserCouponService;
+import com.ruoyi.other.api.domain.CouponInfo;
+import com.ruoyi.other.api.feignClient.CouponInfoClient;
 import org.springframework.stereotype.Service;
+
+import javax.annotation.Resource;
+import java.math.BigDecimal;
+import java.time.format.DateTimeFormatter;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.stream.Collectors;
 
 /**
  * <p>
@@ -16,5 +27,57 @@
  */
 @Service
 public class UserCouponServiceImpl extends ServiceImpl<UserCouponMapper, UserCoupon> implements UserCouponService {
-
+	
+	@Resource
+	private CouponInfoClient couponInfoClient;
+	
+	
+	
+	/**
+	 * 获取支付页面的优惠券列表数据
+	 * @param userId
+	 * @param orderMoney
+	 * @return
+	 */
+	@Override
+	public List<CouponInfoVo> getUserCoupon(Long userId, BigDecimal orderMoney, Integer type) {
+		List<UserCoupon> list = this.list(new LambdaQueryWrapper<UserCoupon>().eq(UserCoupon::getAppUserId, userId).eq(UserCoupon::getDelFlag, 0)
+				.last(" and now() between start_time and end_time"));
+		List<Integer> couponIds = list.stream().map(UserCoupon::getCouponId).collect(Collectors.toList());
+		if(couponIds.size() == 0){
+			return null;
+		}
+		List<CouponInfo> couponInfoList = couponInfoClient.getCouponInfoList(couponIds).getData();
+		//构建返回数据
+		DateTimeFormatter formatter = DateTimeFormatter.ofPattern("yyyy-MM-dd");
+		List<CouponInfoVo> infoVoList = new ArrayList<>();
+		for (UserCoupon userCoupon : list) {
+			CouponInfo couponInfo = couponInfoList.stream().filter(s -> s.getId().equals(userCoupon.getCouponId())).findFirst().get();
+			CouponInfoVo couponInfoVo = new CouponInfoVo();
+			couponInfoVo.setId(userCoupon.getId());
+			couponInfoVo.setName(couponInfo.getCouponName());
+			couponInfoVo.setCouponType(couponInfo.getCouponType());
+			couponInfoVo.setConditionAmount(couponInfo.getConditionAmount());
+			couponInfoVo.setDiscountAmount(couponInfo.getDiscountAmount());
+			couponInfoVo.setMoneyAmount(couponInfo.getMoneyAmount());
+			couponInfoVo.setDiscount(couponInfo.getDiscount());
+			couponInfoVo.setPeriodEndTime(couponInfo.getPeriodStartTime().format(formatter));
+			couponInfoVo.setPeriodEndTime(couponInfo.getPeriodEndTime().format(formatter));
+			couponInfoVo.setAvailable(false);
+			//满减券
+			if(1 == couponInfo.getCouponType() && orderMoney.compareTo(couponInfo.getConditionAmount()) >= 0){
+				couponInfoVo.setAvailable(true);
+			}
+			//代金券和折扣券
+			if(2 == couponInfo.getCouponType() || 3 == couponInfo.getCouponType()){
+				couponInfoVo.setAvailable(true);
+			}
+			//商品券
+			if(4 == couponInfo.getCouponType() && 2 == type){
+				couponInfoVo.setAvailable(true);
+			}
+			infoVoList.add(couponInfoVo);
+		}
+		return infoVoList;
+	}
 }

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