微信小程序实现工作时间段选择

<!--pages/addtime/index.wxml-->
<view class='main'>
 <view class='when'>
 <form bindsubmit='formSubmit'>
 <button formType='submit' id='save'>保存</button>
 <!-- 选择时间段 -->
 <view class="selectTime">
 <text>时段：</text>
 <view class="section">
 <picker mode="time" value="{{time}}" start="09:00" end="21:00" bindchange="bindTimeChange" id='startTime'>
 <!-- 在js中判断所选picker的id为startTime时，将value赋值给startTime，放在input内 -->
 <view class="picker">
 <input placeholder='开始时间' value='{{startTime}}' name="startTime"></input>
 </view>
 </picker>
 </view>
 <text>至</text>
 <view class="section">
 <picker mode="time" value="{{time}}" start="09:00" end="21:00" bindchange="bindTimeChange" id='endTime'>
 <!-- 在js中判断所选picker的id为endTime时，将value赋值给endTime，放在input内 -->
 
 <view class="picker">
 <input placeholder='结束时间' value='{{endTime}}' name="endTime"></input>
 </view>
 </picker>
 </view>
 </view>
 
 <!-- 选择星期 -->
 <view class='selectDay'>
 <checkbox-group bindchange="checkboxChange" name="checkbox">
 重复：
 <!--写一个class选择后的背景色，在js中处理对应布尔值，在class中用三元式判断布尔并加背景色 -->
 <label class="checkbox {{selected.monday?'selectedColor':''}}" for='monday'>
 一
 <checkbox value="monday" id='monday' hidden/>
 </label>
 
 <label class="checkbox {{selected.tuesday?'selectedColor':''}}" for='tuesday'>
 二
 <checkbox value="tuesday" id='tuesday' hidden/>
 </label>
 
 <label class="checkbox {{selected.wednesday?'selectedColor':''}}" for='wednesday'>
 三
 <checkbox value="wednesday" id='wednesday' hidden/>
 </label>
 
 <label class="checkbox {{selected.thursday?'selectedColor':''}}" for='thursday'>
 四
 <checkbox value="thursday" id='thursday' hidden/>
 </label>
 
 <label class="checkbox {{selected.friday?'selectedColor':''}}" for='friday'>
 五
 <checkbox value="friday" id='friday' hidden/>
 </label>
 
 <label class="checkbox {{selected.saturday?'selectedColor':''}}" for='saturday'>
 六
 <checkbox value="saturday" id='saturday' hidden/>
 </label>
 
 <label class="checkbox {{selected.sunday?'selectedColor':''}}" for='sunday'>
 七
 <checkbox value="sunday" id='sunday' hidden/>
 </label>
 
 </checkbox-group>
 </view>
 </form>
 </view>
</view>

// pages/mine/index.js
Page({
 
 /**
 * 页面的初始数据
 */
 data: {
 startTime:null,
 endTime: null,
 selected: {"monday":false,"tuesday":false,"friday":false,"wednesday":false,"thursday":false,"sunday":false,"saturday":false},
 // selected内放对应的用来判断class的布尔json
 },
 bindTimeChange: function(e){
 if (e.currentTarget.id=="startTime") {
 this.setData({startTime:e.detail.value});
 }else if (e.currentTarget.id=="endTime") {
 this.setData({endTime:e.detail.value});
 }
 },
 checkboxChange: function(e){
 var selectedList = e.detail.value;
 var date = ["monday","tuesday","friday","wednesday","thursday","sunday","saturday"];//包含所有日期的数组
 var selected = this.data.selected;//先获取data中的值，好用来赋值
 for (var i = 0; i < date.length; i++) {
 if (selectedList.indexOf(date[i])!=-1) { //判断所有的日期date在所选择的列表中是否存在，存在则给class
 selected[date[i]] = true;
 }else{
 selected[date[i]] = false;
 }
 }
 this.setData({selected:selected});
 },
 formSubmit:function(e){
 //提交后台
 console.log(e);
 },