DiscountWithoutArrearsRule.java
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package com.java110.fee.discount.impl;
import com.java110.core.smo.IComputeFeeSMO;
import com.java110.dto.fee.FeeDto;
import com.java110.dto.fee.ComputeDiscountDto;
import com.java110.dto.fee.FeeDiscountDto;
import com.java110.dto.fee.FeeDiscountSpecDto;
import com.java110.fee.discount.IComputeDiscount;
import com.java110.intf.fee.IFeeInnerServiceSMO;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import java.math.BigDecimal;
import java.util.Date;
import java.util.List;
import java.util.Map;
/**
* 打折无欠费规则
*
* @author fqz
* @date 2020-2-11 9:18
*/
@Component(value = "discountWithoutArrearsRule")
public class DiscountWithoutArrearsRule implements IComputeDiscount {
/**
* 89002020980007 102020005 月份
* 89002020980008 102020005 打折率
* 89002020980009 102020005 欠费时长
*/
private static final String SPEC_MONTH = "89002020980007"; //月份
private static final String SPEC_RATE = "89002020980008"; // 打折率
private static final String LENGTH_OF_ARREARS = "89002020980009"; //欠费时长(天)
@Autowired
private IFeeInnerServiceSMO feeInnerServiceSMOImpl;
@Autowired
private IComputeFeeSMO computeFeeSMOImpl;
@Override
public ComputeDiscountDto compute(FeeDiscountDto feeDiscountDto) {
List<FeeDiscountSpecDto> feeDiscountSpecDtos = feeDiscountDto.getFeeDiscountSpecs();
if (feeDiscountSpecDtos.size() < 1) {
return null;
}
//月份
double month = 0.0;
//打折率
double rate = 0.0;
//欠费时长(天)
int arrearsDay = 0;
for (FeeDiscountSpecDto feeDiscountSpecDto : feeDiscountSpecDtos) {
//取得月份
if (SPEC_MONTH.equals(feeDiscountSpecDto.getSpecId())) {
month = Double.parseDouble(feeDiscountSpecDto.getSpecValue());
}
//取得打折率
if (SPEC_RATE.equals(feeDiscountSpecDto.getSpecId())) {
rate = Double.parseDouble(feeDiscountSpecDto.getSpecValue());
}
//取得欠费时长
if (LENGTH_OF_ARREARS.equals(feeDiscountSpecDto.getSpecId())) {
arrearsDay = Integer.parseInt(feeDiscountSpecDto.getSpecValue());
}
}
//判断周期是否小于打折无欠费规则的月份
if (feeDiscountDto.getCycles() < month) {
ComputeDiscountDto computeDiscountDto = new ComputeDiscountDto();
computeDiscountDto.setDiscountId(feeDiscountDto.getDiscountId());
computeDiscountDto.setDiscountType(FeeDiscountDto.DISCOUNT_TYPE_D);
computeDiscountDto.setRuleId(feeDiscountDto.getRuleId());
computeDiscountDto.setRuleName(feeDiscountDto.getRuleName());
computeDiscountDto.setDiscountName(feeDiscountDto.getDiscountName());
computeDiscountDto.setDiscountPrice(0.0);
computeDiscountDto.setFeeDiscountSpecs(feeDiscountSpecDtos);
return computeDiscountDto;
}
//查询费用
FeeDto feeDto = new FeeDto();
feeDto.setCommunityId(feeDiscountDto.getCommunityId());
feeDto.setFeeId(feeDiscountDto.getFeeId());
List<FeeDto> feeDtos = feeInnerServiceSMOImpl.queryFees(feeDto);
//查看用户是否欠费
Date endTime = feeDtos.get(0).getEndTime();
//获取当前时间
Date date = new Date();
//计算相差的天数
long day = 0;
if (date.getTime() >= endTime.getTime()) {
//天数不大于1天时按1天来算
day = (date.getTime() - endTime.getTime()) / (1000 * 60 * 60 * 24) + 1;
}
if (day > arrearsDay) {
ComputeDiscountDto computeDiscountDto = new ComputeDiscountDto();
computeDiscountDto.setDiscountId(feeDiscountDto.getDiscountId());
computeDiscountDto.setDiscountType(FeeDiscountDto.DISCOUNT_TYPE_D);
computeDiscountDto.setRuleId(feeDiscountDto.getRuleId());
computeDiscountDto.setRuleName(feeDiscountDto.getRuleName());
computeDiscountDto.setDiscountName(feeDiscountDto.getDiscountName());
computeDiscountDto.setDiscountPrice(0.0);
computeDiscountDto.setFeeDiscountSpecs(feeDiscountSpecDtos);
return computeDiscountDto;
}
Map feePriceAll = computeFeeSMOImpl.getFeePrice(feeDtos.get(0));
BigDecimal priceDec = new BigDecimal(feePriceAll.get("feePrice").toString());
BigDecimal cycleDec = new BigDecimal(feeDiscountDto.getCycles());
double discountPrice = priceDec.multiply(cycleDec).multiply(new BigDecimal(1.0 - rate)).setScale(2, BigDecimal.ROUND_HALF_EVEN).doubleValue();
ComputeDiscountDto computeDiscountDto = new ComputeDiscountDto();
computeDiscountDto.setDiscountId(feeDiscountDto.getDiscountId());
computeDiscountDto.setDiscountType(FeeDiscountDto.DISCOUNT_TYPE_D);
computeDiscountDto.setRuleId(feeDiscountDto.getRuleId());
computeDiscountDto.setRuleName(feeDiscountDto.getRuleName());
computeDiscountDto.setDiscountName(feeDiscountDto.getDiscountName());
computeDiscountDto.setDiscountPrice(discountPrice);
computeDiscountDto.setFeeDiscountSpecs(feeDiscountSpecDtos);
return computeDiscountDto;
}
}