品牌列表a-z位置调整以及点击#无反应修改

@@ -17,7 +17,6 @@ Page({
 
     scrollToView: '',
     floatViewTop: 70,
-    alphanetTop: 120,
     showFloatView: false,
 
     brandsList: [],
@@ -93,12 +92,14 @@ Page({
   handlerAlphaTap(e) {
     let { ap } = e.target.dataset;
     let query = '#alphanet' + ap;
+    if (ap === 'last') {
+      query = '#last';
+    }
     let pixelRatio = windowWidth/750;
     let that = this;
-    
     wx.createSelectorQuery().selectAll(query).boundingClientRect(function (res) {
       if(res && res[0] && !that.data.showFloatView) {
-        var floatViewTop = res[0].top / pixelRatio - that.data.alphanetTop - 20;
+        var floatViewTop = res[0].top / pixelRatio;
         that.setData({
           scrollToView: ap,
           floatViewTop,

@@ -24,7 +24,7 @@
     
   </scroll-view>
   
-  <view class="alphanet-selector" style="top:{{alphanetTop}}rpx;}};" data-id="selector" catchtouchstart="handlerAlphaTap" catchtouchmove="handlerMove">
+  <view class="alphanet-selector" data-id="selector" catchtouchstart="handlerAlphaTap" catchtouchmove="handlerMove">
     <view class="float-view" style="top:{{floatViewTop}}rpx;display:{{showFloatView?'':'none'}};">
       <image class="bubble" src="../../static/images/bubble@3x.png">
         <view class="float-letter">{{scrollToView}}</view>

@@ -58,14 +58,13 @@
 
 .alphanet-selector {
   position: fixed;
-  /* bottom: 0px; */
+  top: 0;
   width: 40rpx;
-  /* height: 728rpx; */
   height: 100%;
   right: 0;
   display: flex;
   flex-direction: column;
-  /* justify-content: center; */
+  justify-content: center;
   align-items: center;
 }