kmall-haikong/kmall-admin/src/main/java/com/kmall/admin/service/impl/RealtimeSalesDetectionServiceImpl.java

package com.kmall.admin.service.impl;

import com.kmall.admin.dao.OrderDao;
import com.kmall.admin.entity.RealtimeSalesDetection;
import com.kmall.admin.service.RealtimeSalesDetectionService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.math.BigDecimal;
import java.util.Map;

/**
 * @author hhq
 * @version 1.0.0
 * 2020/6/16
 */
@Service
public class RealtimeSalesDetectionServiceImpl implements RealtimeSalesDetectionService {
    @Autowired
    OrderDao orderDao;

    @Override
    public RealtimeSalesDetection queryRealtimeSales(Map realtimeSalesDetection) {
        RealtimeSalesDetection r = orderDao.queryRealtimeSales(realtimeSalesDetection);
        if(r!=null && r.getGuestNumber()>0){
            //计算优惠损失 销售额-实际销售额
            r.setPreferentialLoss(r.getTotalSales().subtract(r.getActualSales()));
            if(null !=r.getTotalCost() && (new BigDecimal(0)!=r.getTotalCost()) && null !=r.getActualSales()){
                //计算毛利 实际销售额-总成本
                r.setGrossProfit(r.getActualSales().subtract(r.getTotalCost()));
                //计算毛利率 总成本/实际销售额
                r.setGrossProfitRatio(r.getTotalCost().divide(r.getActualSales()));
            }
            //计算客单价
            r.setGuestUnitPrice(r.getActualSales().divide(new BigDecimal(r.getGuestNumber()),2));
        }
        return r;
    }
}