微信小程序实现时间预约功能

<!--pages/orderTime/index.wxml-->
<view class='containt'>
 <scroll-view class="scroll-view_H" scroll-x>
  <view class='list' style='width:{{ width }}rpx'>
   <view bindtap="select" wx:for="{{ calendar }}" wx:for-item="item" wx:for-index="index" data-index="{{ index }}" class='listItem {{index==currentIndex"current":""}}' wx:key='' data-date="{{ item.date}}">
    <text class='name'>{{ item.week }}</text>
    <text class='date'>{{ item.date }}</text>
   </view>
  </view>
 </scroll-view>
 <view class='time'>
  <view wx:for="{{ timeArr }}" wx:for-item="timeItem" wx:for-index="timeIndex" data-Tindex="{{ timeIndex }}" data-time="{{ timeItem.time}}" bindtap='selectTime' class='listItem {{ currentTime==timeIndex"current":"" }}' wx:key=''>
   <text>{{ timeItem.time }}</text>
   <text>{{ timeItem.status }}</text>
  </view>
 </view>
 <view class='operate'>
  <button class='del'>删除</button>
  <button class='save'>保存</button>
 </view>
</view>

// pages/orderTime/index.js
Page({
 /**
  * 页面的初始数据
  */
 data: {
  calendar:[],
  width:0,
  currentIndex:0,
  currentTime: 0,
  timeArr: [
      { "time": "8:00-10:00", "status": "约满" }, 
      { "time": "8:00-10:00", "status": "约满" }, 
      { "time": "8:00-10:00", "status": "约满" }, 
      { "time": "8:00-10:00", "status": "约满" }, 
      { "time": "8:00-10:00", "status": "约满" }, 
      { "time": "8:00-10:00", "status": "约满" }, 
      { "time": "8:00-10:00", "status": "约满" }, 
      { "time": "8:00-10:00", "status": "约满" }, 
      { "time": "8:00-10:00", "status": "约满" },
      { "time": "8:00-10:00", "status": "约满" }, 
      { "time": "8:00-10:00", "status": "约满" }, 
      { "time": "8:00-10:00", "status": "约满" }, 
      { "time": "8:00-22:00", "status": "约满" }
      ]  
 },
 /**
  * 生命周期函数--监听页面加载
  */
 onLoad: function (options) {
  var that=this;
  function getThisMonthDays(year, month) {
   return new Date(year, month, 0).getDate();
  }
 // 计算每月第一天是星期几
  function getFirstDayOfWeek(year, month) {
   return new Date(Date.UTC(year, month - 1, 1)).getDay();
  }
  const date = new Date();
  const cur_year = date.getFullYear();
  const cur_month = date.getMonth() + 1;
  const cur_date=date.getDate();
  const weeks_ch = ['日', '一', '二', '三', '四', '五', '六'];
  //利用构造函数创建对象
  function calendar(date,week){
   this.date=cur_year+'-'+cur_month+'-'+date;
   if(date==cur_date){
    this.week = "今天";
   }else if(date==cur_date+1){
    this.week = "明天";
   }else{
    this.week = '星期' + week;
   }
  }
  //当前月份的天数
  var monthLength= getThisMonthDays(cur_year, cur_month)
  //当前月份的第一天是星期几
  var week = getFirstDayOfWeek(cur_year, cur_month)
  var x = week;
  for(var i=1;i<=monthLength;i++){
   //当循环完一周后，初始化再次循环
   if(x>6){
    x=0;
   }
   //利用构造函数创建对象
   that.data.calendar[i] = new calendar(i, [weeks_ch[x]][0])
   x++;
  }
  //限制要渲染的日历数据天数为7天以内（用户体验）
  var flag = that.data.calendar.splice(cur_date, that.data.calendar.length - cur_date <= 7 "htmlcode">

/* pages/orderTime/index.wxss */
scroll-view{
 height: 128rpx;

 width: 100%;
}
scroll-view .list{
 display: flex;
 flex-wrap: nowrap;
 justify-content: flex-start;
  width: 1302rpx; 
}
scroll-view .listItem{
 text-align: center;
 width: 186rpx;
 height: 128rpx;
 background-color: #f1f2f6;
 padding-top: 30rpx;
 box-sizing: border-box;
 /* float: left; */
 display: inline-block;
}
scroll-view .listItem text{
 display: block;
}
scroll-view .listItem .name{
 font-size: 30rpx;
}
scroll-view .listItem .date{
 font-size: 30rpx;
}
scroll-view .current{
 background-color: #76aef8;

}
scroll-view .current text{
 color: #fff;
}
.time{
 width: 95%;
 display: flex;
 flex-wrap: wrap;
 justify-content: flex-start;
 margin: 0 auto;
 margin-top: 30rpx;
}
.time .listItem{
 width: 25%;
 height: 135rpx;
 text-align: center;
 box-sizing: border-box;
 background-color: #fff;
 padding-top: 35rpx;
 border: 1px solid #b9c1c8;
}
.time .listItem text{
 display: block;
 font-size: 30rpx;
}
.time .current{
 border: 1px solid #76aef8;
}
.time .current text{
 color: #76aef8;
}
.operate button{
 width:300rpx;
 height: 88rpx;
 background-color: #fff;
}
.operate .del{

  color: #e54449; 
}
.operate button::after{
 border: 2px solid #e54449;
}
.operate{
 display: flex;
 flex-wrap: nowrap;
 justify-content: space-around;
}
.operate button:nth-child(2):after{
 border: 2px solid #e54449;
}
.operate .save{
 color: #fff;
 background-color: #e54449; 

}
.operate{
 width: 100%;
 padding: 30rpx 0;
 background-color: #fff;
 position: fixed;
 bottom: 0;
}



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