修复添加区间价没给默认值

src/views/ecw/productPrice/edit.vue

@@ -101,7 +101,7 @@
                 <div style="font-size:14px; margin:10px 0">
                   {{$t('第{index}阶梯定价方案', {index: index+1})}}：
                   <template v-if="index == form.priceStepList.length - 1 && !readonly">
-                    <el-link type="primary" @click.native="form.priceStepList.push({})">{{$t('添加区间')}}</el-link>
+                    <el-link type="primary" @click.native="addStepPrice">{{$t('添加区间')}}</el-link>
                     <el-divider direction="vertical"></el-divider>
                     <el-link type="danger" @click.native="form.priceStepList.splice(index, 1)">{{$t('删除')}}</el-link>
                   </template>
@@ -956,6 +956,25 @@ export default {
         // 加上对应的价格，但是不能小于0
         this.$set(item, field, Math.max(0, Decimal(item[field] || 0).plus(amount).toNumber()))
       })
+    },
+    // 添加区间价
+    addStepPrice(){
+      let fields = {}
+      const obj = this.form.priceStepList[0] || {}
+      if(this.form.priceType == 1){
+        fields = {
+          allPriceUnit: obj['allPriceUnit'],
+          allVolumeUnit: obj['allVolumeUnit']
+        }
+      }else{
+        fields = {
+          transportPriceUnit:  obj.transportPriceUnit,
+          transportVolumeUnit: obj.transportVolumeUnit,
+          clearancePriceUnit:  obj.clearancePriceUnit,
+          clearanceVolumeUnit: obj.transportVolumeUnit,
+        }
+      }
+      this.form.priceStepList.push(fields)
     }
   }
 }