package cn.lili.timetask.handler.impl.coupon;
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import cn.lili.modules.promotion.entity.dos.MemberCoupon;
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import cn.lili.modules.promotion.entity.enums.MemberCouponStatusEnum;
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import cn.lili.modules.promotion.service.MemberCouponService;
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import cn.lili.timetask.handler.EveryDayExecute;
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import com.baomidou.mybatisplus.core.conditions.update.LambdaUpdateWrapper;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Component;
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import java.util.Calendar;
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import java.util.Date;
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/**
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* 优惠券状态监测
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*
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* @author Bulbasaur
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* @since 2021/5/24 10:08 上午
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*/
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@Component
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public class CouponExecute implements EveryDayExecute {
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/**
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* 过期常量,过期后或者使用后一定时间内,删除无效的优惠券,物理删除
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*/
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static final int EXPIRATION_DAY = 3;
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@Autowired
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private MemberCouponService memberCouponService;
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/**
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* 检测优惠券的使用时间,超期未使用则失效
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* 此方法用于领取*天后失效优惠券使用
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*/
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@Override
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public void execute() {
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//将过期优惠券变更为过期状态
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LambdaUpdateWrapper<MemberCoupon> updateWrapper = new LambdaUpdateWrapper<MemberCoupon>()
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.eq(MemberCoupon::getMemberCouponStatus, MemberCouponStatusEnum.NEW.name())
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.le(MemberCoupon::getEndTime, new Date())
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.set(MemberCoupon::getMemberCouponStatus, MemberCouponStatusEnum.EXPIRE.name());
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this.memberCouponService.update(updateWrapper);
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Calendar calendar = Calendar.getInstance();
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calendar.set(Calendar.DAY_OF_MONTH, calendar.get(Calendar.DAY_OF_MONTH) - EXPIRATION_DAY);
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Date removeTime = calendar.getTime();
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//删除过期/已使用的优惠券
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LambdaUpdateWrapper<MemberCoupon> deleteWrapper = new LambdaUpdateWrapper<MemberCoupon>()
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//如果结束时间小于 当前时间增加指定删除日期,则删除
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.le(MemberCoupon::getEndTime, removeTime);
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this.memberCouponService.remove(deleteWrapper);
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}
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}
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