加入赠送月份优惠

service-fee/src/main/java/com/java110/fee/discount/impl/ReductionMonthFeeRule.java

@@ -0,0 +1,117 @@
+/*
+ * Copyright 2017-2020 吴学文 and java110 team.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.java110.fee.discount.impl;
+
+import com.java110.core.smo.IComputeFeeSMO;
+import com.java110.dto.fee.FeeDto;
+import com.java110.dto.feeDiscount.ComputeDiscountDto;
+import com.java110.dto.feeDiscount.FeeDiscountDto;
+import com.java110.dto.feeDiscount.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.List;
+import java.util.Map;
+
+/**
+ * 缴几个月赠送几个月 规则
+ *
+ * @desc add by 吴学文 10:27
+ */
+
+@Component(value = "reductionMonthFeeRule")
+public class ReductionMonthFeeRule implements IComputeDiscount {
+
+
+    /**
+     * 89002020980001	102020001	月份
+     * 89002020980002	102020001	打折率
+     */
+    private static final String SPEC_MONTH = "89002020980014"; //月份
+    private static final String SPEC_RATE = "89002020980015"; // 赠送月份
+
+
+    @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;
+        }
+        double month = 0.0;
+        double reductionMonth = 0.0;
+        for (FeeDiscountSpecDto feeDiscountSpecDto : feeDiscountSpecDtos) {
+            if (SPEC_MONTH.equals(feeDiscountSpecDto.getSpecId())) {
+                month = Double.parseDouble(feeDiscountSpecDto.getSpecValue());
+            }
+            if (SPEC_RATE.equals(feeDiscountSpecDto.getSpecId())) {
+                reductionMonth = Double.parseDouble(feeDiscountSpecDto.getSpecValue());
+            }
+        }
+
+        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);
+
+        Map feePriceAll=computeFeeSMOImpl.getFeePrice(feeDtos.get(0));
+
+        BigDecimal priceDec = new BigDecimal(feePriceAll.get("feePrice").toString());
+
+        double cycleRate = Math.floor(feeDiscountDto.getCycles()/month);
+
+        BigDecimal cycleRateDec = new BigDecimal(cycleRate);
+
+
+        BigDecimal reductionMonthDec = new BigDecimal(reductionMonth);
+
+        double discountPrice = priceDec.multiply(cycleRateDec).multiply(reductionMonthDec).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;
+    }
+}