Fix：3477 【商城小程序】开启了价格面议的商品价格区域需显示为【价格面议】（页面：搜索结果列表、商详页点击库存后弹出的规格弹窗、店铺详情页商品列表、商品收藏列表、商品足迹、文玩商品列表）

(cherry picked from commit 3bbd796a85)

components/ProductWindow.vue

@@ -6,7 +6,7 @@
           <image :src="attrObj.productSelect.image" class="image" />
         </view>
         <view class="text">
-          <view class="money font-color-lightred v12-font-">
+          <view v-if="!isNegotiable" class="money font-color-lightred v12-font-">
             ￥
             <text class="num v12-font-40">{{ attrObj.productSelect.price }}</text>
             <text class="v12-ml-2 v12-font-weight-300 v12-font-22" style="color: #BBBBBB; text-decoration: line-through;">￥</text>
@@ -14,6 +14,7 @@
             <text class="v12-white-text v12-red v12-font-22 v12-radius-40 v12-px-1 v12-font-weight-400">会员价</text>
             <!-- <text class="stock">库存: {{ attrObj.productSelect.stock }}</text> -->
           </view>
+          <view class="v12-primary-text" v-else>价格面议</view>
           <view class="more-t">{{ attrObj.productSelect.store_name }}</view>
         </view>
         <view class="iconfont icon-guanbi" @click="closeAttr"></view>
@@ -90,6 +91,10 @@
 export default {
   name: "ProductWindow",
   props: {
+    isNegotiable: {
+      type: Boolean,
+      default: false
+    },
     isGift: {
       type: Boolean,
       default: false