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service-fee/src/main/java/com/java110/fee/discount/impl/VacantHousingReductionImpl.java 3.1 KB
88e030b7   王彪总   init project
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  package com.java110.fee.discount.impl;
  
  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 org.springframework.stereotype.Component;
  
  import java.math.BigDecimal;
  import java.util.List;
  
  /**
   * 空置房减免规则
   *
   * @author fqz
   * @date 2021-01-04 17:00
   */
  @Component(value = "roomReductionManageRule")
  public class VacantHousingReductionImpl implements IComputeDiscount {
  
      /**
       * 89002020980010	102020006	月份
       * 89002020980011	102020006	减免金额
       */
  
      private static final String SPEC_MONTH = "89002020980010"; //月份
      private static final String SPEC_MONEY = "89002020980011"; // 减免金额
  
      /**
       * @param feeDiscountDto 费用优惠
       * @return
       */
      @Override
      public ComputeDiscountDto compute(FeeDiscountDto feeDiscountDto) {
          List<FeeDiscountSpecDto> feeDiscountSpecDtos = feeDiscountDto.getFeeDiscountSpecs();
          if (feeDiscountSpecDtos.size() < 1) {
              return null;
          }
          double month = 0.0;
          double money = 0.0;
          for (FeeDiscountSpecDto feeDiscountSpecDto : feeDiscountSpecDtos) {
              if (SPEC_MONTH.equals(feeDiscountSpecDto.getSpecId())) {
                  month = Double.parseDouble(feeDiscountSpecDto.getSpecValue());
              }
              if (SPEC_MONEY.equals(feeDiscountSpecDto.getSpecId())) {
                  money = Double.parseDouble(feeDiscountSpecDto.getSpecValue());
              }
          }
          //判断缴费周期是否小于空置房减免最低缴费月份
          if (feeDiscountDto.getCycles() < month) {
              ComputeDiscountDto computeDiscountDto = new ComputeDiscountDto();
              computeDiscountDto.setDiscountId(feeDiscountDto.getDiscountId());
              computeDiscountDto.setDiscountType(FeeDiscountDto.DISCOUNT_TYPE_DV);
              computeDiscountDto.setRuleId(feeDiscountDto.getRuleId());
              computeDiscountDto.setRuleName(feeDiscountDto.getRuleName());
              computeDiscountDto.setDiscountName(feeDiscountDto.getDiscountName());
              computeDiscountDto.setDiscountPrice(0.0);
              computeDiscountDto.setFeeDiscountSpecs(feeDiscountSpecDtos);
              return computeDiscountDto;
          }
          Double cycle = month / month;
          BigDecimal cycleDec = new BigDecimal(cycle.intValue());
          double discountPrice = cycleDec.multiply(new BigDecimal(money)).setScale(2, BigDecimal.ROUND_HALF_EVEN).doubleValue();
          ComputeDiscountDto computeDiscountDto = new ComputeDiscountDto();
          computeDiscountDto.setDiscountId(feeDiscountDto.getDiscountId());
          computeDiscountDto.setDiscountType(FeeDiscountDto.DISCOUNT_TYPE_DV);
          computeDiscountDto.setRuleId(feeDiscountDto.getRuleId());
          computeDiscountDto.setRuleName(feeDiscountDto.getRuleName());
          computeDiscountDto.setDiscountName(feeDiscountDto.getDiscountName());
          computeDiscountDto.setDiscountPrice(discountPrice);
          computeDiscountDto.setFeeDiscountSpecs(feeDiscountSpecDtos);
          return computeDiscountDto;
      }
  }