/**
 * 星星：
 *    评分：0,40,30,20,0,50
 *    评分与星星换算:40-->4
 *    star=[]
 *    针对4星:[1,1,1,1,0]
 */

function star(starNum){
   var num = starNum.substring(0,1);
   var starArr = [];
   for(var i=0;i<5;i++){
      if(i<num){
        starArr.push(1);
      }else{
        starArr.push(0);
      }
   }
   return starArr;
 }

module.exports = {
  http:http,
  star:star
}

<template name="starTemplate">
  <view class="stars-container">
    <view class="stars">
      <block wx:for="{{ star }}" wx:for-index="index" wx:key="{{ index }}">
         <image wx:if="{{ item }}" src="../../image/star.png"></image>
         <image wx:else src="../../image/chat.png"></image>
      </block>
      <view class="star-score">{{ average }}</view>
    </view>
  </view>
</template>