add range as threshold 4 calculate goods service fee

@@ -19,6 +19,13 @@ public class PlatformFeeDto {
      * 有货包装费（暂定5元）
      */
     BigDecimal packageFee;// = new BigDecimal(5);
-
+    /**
+     * 货款抽成
+     */
     BigDecimal serviceFee;
+    /**
+     * 货款抽成上下限制
+     * from version 6.9.8
+     */
+    PriceRange goodsServiceFeeRange;
 }

+package com.yohoufo.order.model.dto;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@Builder
+@AllArgsConstructor
+@NoArgsConstructor
+public class PriceRange {
+
+    private double min;
+
+    private double max;
+}

@@ -14,7 +14,6 @@ import java.math.BigDecimal;
 import java.util.Collection;
 import java.util.Map;
 import java.util.Objects;
-import java.util.Optional;
 import java.util.function.Supplier;
 
 /**
@@ -71,14 +70,20 @@ public abstract class AbsSellerOrderComputeHandler implements OrderComputeHandle
         return result;
     }
 
-    protected BigDecimal calCrossWithThreshold(BigDecimal min, BigDecimal max, BigDecimal calByRate){
-        if(calByRate.compareTo(min) < 0){
-            calByRate = min;
+    protected BigDecimal calCrossWithThreshold(BigDecimal min, BigDecimal max, BigDecimal fee){
+        boolean minIsLegal = isPositive(min);
+        if(minIsLegal && fee.compareTo(min) < 0){
+            fee = min;
         }
-        if (calByRate.compareTo(max) > 0){
-            calByRate = max;
+        boolean maxIsLegal = isPositive(max);
+        if (maxIsLegal && fee.compareTo(max) > 0){
+            fee = max;
         }
-        return calByRate;
+        return fee;
+    }
+
+    private boolean isPositive(BigDecimal val){
+        return Objects.nonNull(val) && BigDecimal.ZERO.compareTo(val) < 0;
     }
 
     protected BigDecimal halfUp(BigDecimal fee){
@@ -119,17 +124,21 @@ public abstract class AbsSellerOrderComputeHandler implements OrderComputeHandle
         Supplier<PlatformFeeDto> plaformFeeConfigSupplier = ()->getPlatformFeeDtoConfig();
         BigDecimal appraiseFee;
         BigDecimal packageFee;
+        //公共配置
+        PlatformFeeDto pfc = plaformFeeConfigSupplier.get();
+        //个性化配置为空，使用公共配置
         if (ppf == null){
-            PlatformFeeDto pfc = plaformFeeConfigSupplier.get();
+
             appraiseFee = pfc.getAppraiseFee();
             packageFee = pfc.getPackageFee();
+
         }else{
-            appraiseFee = ppf.getAppraiseFee() != null ? ppf.getAppraiseFee() : plaformFeeConfigSupplier.get().getAppraiseFee();
-            packageFee = ppf.getPackageFee() != null ? ppf.getPackageFee() : plaformFeeConfigSupplier.get().getPackageFee();
+            appraiseFee = ppf.getAppraiseFee() != null ? ppf.getAppraiseFee() : pfc.getAppraiseFee();
+            packageFee = ppf.getPackageFee() != null ? ppf.getPackageFee() : pfc.getPackageFee();
         }
-
-        BigDecimal serviceFee = price.multiply(goodsServiceRate);
-
+        //目前而言，商品抽成的阈值只有公共配置
+        PriceRange goodsServiceFeeRange = pfc.getGoodsServiceFeeRange();
+        BigDecimal serviceFee = calGoodsServiceFee(goodsServiceFeeRange, price, goodsServiceRate);
         platformFee.setAppraiseFee(halfUp(appraiseFee));
         platformFee.setPackageFee(halfUp(packageFee));
         BigDecimal total = appraiseFee.add(packageFee).add(serviceFee);
@@ -139,6 +148,24 @@ public abstract class AbsSellerOrderComputeHandler implements OrderComputeHandle
         return platformFee;
     }
 
+
+    BigDecimal calGoodsServiceFee(PriceRange goodsServiceFeeRange, BigDecimal price, BigDecimal goodsServiceRate){
+        BigDecimal serviceFee = price.multiply(goodsServiceRate);
+        //没有配置上下限
+        if (Objects.isNull(goodsServiceFeeRange)){
+            logger.info("calGoodsServiceFee no config goodsServiceFeeRange, price {}  goodsServiceRate {}",
+                    price, goodsServiceRate);
+        }else{
+            BigDecimal min = new BigDecimal(goodsServiceFeeRange.getMin());
+            BigDecimal max = new BigDecimal(goodsServiceFeeRange.getMax());
+            serviceFee = calCrossWithThreshold(min, max, serviceFee);
+        }
+
+        return serviceFee;
+    }
+
+
+
     protected abstract PlatformFeeDto buildDefaultPlatformFeeDto();