微信小程序商城开发之动态API实现特卖商品的流式布局代码-9543建站博客

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微信小程序商城开发之动态API实现特卖商品的流式布局代码

本篇文章给大家带来的内容是关于微信小程序商城开发之动态API实现特卖商品的流式布局代码，有一定的参考价值，有需要的朋友可以参考一下，希望对你有所帮助。

看效果

开发计划

1、新品特卖商品列表布局2、调用动态API获取数据并加载3、点击商品跳转商品详情

根据商品ID获取商品详情API数据模型

访问：https://100boot.cn/ 选择微商城案例，如下图所示：

下方还有详细的数据模型可以查看哦！

brand.wxml

<scroll-view scroll-y="true" style="height:{{scrollH}}px" bindscrolltolower="brandShow">  <view class="goods" style="width:100%">    <view class="mg_item">      <view wx:for="{{col1}}" wx:key="id">      <view class="item_info" catchtap="catchTapCategory" data-goodsid="{{item.id}}">        <image src="{{item.imgUrl}}" style="width:100%;height:{{item.height}}px"></image>      </view>            <view class="product-name">              {{item.name}}            </view>            <view class="product-price-wrap">              <p class="product-price-new">￥{{item.price}}</p>                <p class="product-price-old">￥{{item.privilegePrice}}</p>                <p class="discount">{{item.discount}}折</p>               </view>      </view>    </view>    <view class="mg_item">      <view wx:for="{{col2}}" wx:key="id" >      <view class="item_info" catchtap="catchTapCategory" data-goodsid="{{item.id}}">        <image src="{{item.imgUrl}}" style="width:100%;height:{{item.height}}px"></image>      </view>            <view class="product-name">              {{item.name}}            </view>            <view class="product-price-wrap">              <p class="product-price-new">￥{{item.price}}</p>                <p class="product-price-old">￥{{item.privilegePrice}}</p>                <p class="discount">{{item.discount}}折</p>               </view>      </view>    </view>  </view></scroll-view> <view style="display:none">  <image wx:for="{{brandGoods}}" wx:key="id" id="{{item.id}}" src="{{item.imgUrl}}" bindload="onImageLoad1"></image></view>   <view class="weui-loadmore" hidden="{{hidden}}">    <view class="weui-loading"></view>    <view class="weui-loadmore__tips">努力加载中</view>  </view>

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page{    height: 100%;    background-color: #F3F4F6;} /* 单个图片容器的样式 */.img_item {      width: 48.5%;      margin: 2px;      display: inline-block;      vertical-align: top;      background-color: #ffffff;      font-size: 24rpx;}.item_info{       border-top:5px solid #F3F4F6; }.product-name{      color: #000;  /* height: 28px; */    text-align:left;   margin: 0px 5px;     margin-bottom: 5px; }.product-price-wrap .product-price-new{      color: #e80080;      margin-left:5px;      font-weight:900;}.product-price-wrap .product-price-old{      color: #888;      text-decoration: line-through;      padding-left: 2px;}.product-price-wrap .discount{      margin-left: 30px;      background-color: #000;      color: #fff;}/*  加载更多   */.weui-loading {      margin: 0 5px;      width: 20px;      height: 20px;      display: inline-block;          vertical-align: middle;      -webkit-animation: weuiLoading 1s steps(12, end) infinite;      animation: weuiLoading 1s steps(12, end) infinite;      background: transparent url(data:image/svg+xml;base64,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) no-repeat;      background-size: 100%;}.weui-loadmore {      width: 65%;      margin: 1.5em auto;      line-height: 1.6em;      font-size: 12px;      text-align: center;}.weui-loadmore__tips {      display: inline-block;      vertical-align: middle;      color: #888;}

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const ajax = require('../../utils/ajax.js');const utils = require('../../utils/util.js');var sectionData = [];var ifLoadMore = null;var activityId = null;var page = 1;//默认第一页Page({      data: {            scrollH: 0,            imgWidth: 0,            loadingCount: 0,            images: [],            col1: [],            col2: []  },      onLoad: function (options) {    activityId = options.activityId;    page = 1;       console.log('activityId:' + activityId);    wx.getSystemInfo({          success: (res) => {            let ww = res.windowWidth;            let wh = res.windowHeight;            let imgWidth = ww * 0.48;            let scrollH = wh;            this.setData({              scrollH: scrollH,              imgWidth: imgWidth        });                //加载首组图片        // this.loadImages();        this.brandShow();      }    })  },  onImageLoad1: function (e) {         let imageId = e.currentTarget.id;         let oImgW = e.detail.width;         //图片原始宽度    let oImgH = e.detail.height;        //图片原始高度    let imgWidth = this.data.imgWidth;  //图片设置的宽度    let scale = imgWidth / oImgW;        //比例计算    let imgHeight = oImgH * scale;      //自适应高度    let images = this.data.brandGoods;         let imageObj = null;         for (let i = 0; i < images.length; i++) {           let img = images[i];           if (img.id+"" === imageId) {        imageObj = img;                 break;      }    }    imageObj.height = imgHeight;        let loadingCount = this.data.loadingCount - 1;        let col1 = this.data.col1;        let col2 = this.data.col2;    //判断当前图片添加到左列还是右列    if (col1.length <= col2.length) {      col1.push(imageObj);    } else {      col2.push(imageObj);    }        let data = {              loadingCount: loadingCount,              col1: col1,              col2: col2    };        //当前这组图片已加载完毕，则清空图片临时加载区域的内容    if (!loadingCount) {      data.images = [];    }        this.setData(data);  },      brandShow: function (success) {            var that = this;            console.log(page)        ajax.request({              method: 'GET',              url: 'goods/getActivityGoodsList?key=' + utils.key + '&activityId=' + activityId+'&page=' + page + '&size=10',              success: data => {                var newGoodsData = data.result.list;        page += 1;                if (ifLoadMore) {          //加载更多          if (newGoodsData.length > 0) {                        console.log(newGoodsData)            sectionData['brandGoods'] = newGoodsData;          } else {            ifLoadMore = false;                        this.setData({                              hidden: true            })                        wx.showToast({                              title: '暂无更多内容！',                              icon: 'loading',                              duration: 2000            })          }        } else {                      if (ifLoadMore == null) {            ifLoadMore = true;            sectionData['brandGoods'] = newGoodsData;//刷新          }        }        that.setData({                      brandGoods: sectionData['brandGoods'],                      loadingCount: sectionData['brandGoods'].length,        });                    console.log(that.data.brandGoods)        wx.stopPullDownRefresh();//结束动画      }    })  },  catchTapCategory: function (e) {         var that = this;         var goodsId = e.currentTarget.dataset.goodsid;         console.log('goodsId:' + goodsId);    //新增商品用户点击数量    that.goodsClickShow(goodsId);    //跳转商品详情    wx.navigateTo({ url: '../detail/detail?goodsId=' + goodsId    })  },  goodsClickShow(goodsId) {         console.log('增加商品用户点击数量');    var that = this;    ajax.request({           method: 'GET',           url: 'goods/addGoodsClickRate?key=' + utils.key + '&goodsId=' + goodsId,           success: data => {             console.log("用户点击统计返回结果：" + data.message)      }    })  },})

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