商品信息底部工具类实现

<!-- 商品轮播图开始 -->
<view class="product_swiper">
    <swiper autoplay circular indicator-dots>
            <swiper-item 
            wx:for="{
   {productObj.productSwiperImageList}}"
            wx:key="id"
            >
                <navigator>
                    <image src="{
   {baseUrl+'/image/productSwiperImgs/'+item.image}}" mode="widthFix"/>
                </navigator>
            </swiper-item>
        </swiper>
</view>
<!-- 商品轮播图结束 -->

<view class="product_price">￥ {
   {
   productObj.price}}</view>
<view class="product_name">{
   {
   productObj.name}}</view>
<view class="product_description">{
   {
   productObj.description}}
</view>

<view class