fohow_xcx/pages/canteen/order/order.js

var _request = require('../../../utils/request.js')
var rid;
Page({
  data: {
    detail: {},
	ordertype:1,
	today:"",
	date1:"",
	date3:"",
	startdate1:"",
	enddate1:"",
	date2:"",
	startdate2:"",
	enddate2:"",
	checkbox:[],
	num1:1,
	num2:1,
	num3:1,
	orderList:[],
	orderListMul:[],
	total:0,
	checkbox_un:[],
	preOrderList:[],
	historyOrderList:[],
	balance: 0,
	cashTotal: 0,
	orderprice:[4,10,10],//单点价格早，中，晚
	ordersubprice:[2,4,4],//订餐价格早，中，晚
	checkAll:false//全选
  },
  onLoad: function (options) {
	  
	console.log('onload onLoad == canteen',options)
    // this.getRadish()
	this.getBalanceInfo();
	this.getOrdrList();
	
	// 将当前日期加7天
	const currentDate = new Date();
	const futureDate = new Date(currentDate);
	futureDate.setDate(futureDate.getDate() + 8);
	const formattedDate = this.formatDate(futureDate);
	
	this.setData({
		today: this.getDateString(0),
		startdate1: this.getDateString(0),
		enddate1:this.getDateString(1),
		startdate2: this.getDateString(0),
		enddate2:this.getDateString(1),
		date1:this.getDateString(0),
		date2:formattedDate,
	})
  },
  getBalanceInfo () {
    var that = this
    var url = 'v1/user/cash/balance/info'
    var params = {
    }
    var success = function (res) {
      var result = res.data.available
      that.setData({
        balance: result,
  		cashTotal: res.data
      })
    }
    _request.$get(url, params, success)
  },
  getList () {
    var that = this
    var url = 'v1/user/balances'
    var params = {
    }
    var success = function (res) {
      var data = res.data
      that.setData({
        detail: data
      })
    }
    _request.$get(url, params, success)
  },
  getDateString(addnum){
	  let year = new Date().getFullYear() + addnum;
	  let month = new Date().getMonth() +1;
	  let day = new Date().getDate();
	  if(month<10) month = '0'+month;
	  if(day<10) day = '0'+day;
	  let times = year +'-'+ month +'-'+ day;
	  return times;
  },
  formatDate(date) {
    const year = date.getFullYear();
    const month = String(date.getMonth() + 1).padStart(2, '0'); // Month is 0-indexed
    const day = String(date.getDate()).padStart(2, '0');
    return `${year}-${month}-${day}`;
  },
  bindDateChange: function(e) {
	  console.log('picker发送选择改变，携带值为', e.detail.value)
	  this.setData({
		date1: e.detail.value,
		startdate2: e.detail.value
	  })
	  this.calcOrder();
  },
  bindDateChange2: function(e) {
  	  console.log('picker发送选择改变，携带值为', e.detail.value)
  	  this.setData({
  		date2: e.detail.value
  	  })
	  this.calcOrder();
  },
  radioChange:function(e){
	   console.log('radio发生change事件，携带value值为：', e.detail.value);
	   if(e.detail.value == 0){
		   this.setData({
		   	checkbox:[]
		   });
	   }
	   this.setData({
			ordertype:e.detail.value,
			total:0
	   });
	   this.calcOrder();
  },
  getOrdrList:function(e){
  	var that = this
  	var url = 'newapi:food/get-info'
  	var params = {
  	}
  	var success = function (res) {
  	  var data = res.data.data.list;
	  var hisOrderList = [];
	  
	   for (let item in data) {
		  let thedate = data[item]['food_date'];
		  let xingqi;
		  if(new Date(thedate).getDay() == 0) xingqi = '星期日';
		  if(new Date(thedate).getDay() == 1) xingqi = '星期一';
		  if(new Date(thedate).getDay() == 2) xingqi = '星期二';
		  if(new Date(thedate).getDay() == 3) xingqi = '星期三';
		  if(new Date(thedate).getDay() == 4) xingqi = '星期四';
		  if(new Date(thedate).getDay() == 5) xingqi = '星期五';
		  if(new Date(thedate).getDay() == 6) xingqi = '星期六';
		  data[item]['food_day'] = xingqi;
		  data[item]['can_break_fast'] = data[item]['break_fast'] ? false : data[item]['can_break_fast'];
		  data[item]['can_lunch'] = data[item]['lunch'] ? false : data[item]['can_lunch'];
		  data[item]['can_dinner'] = data[item]['dinner'] ? false : data[item]['can_dinner'];
		  
		  if(data[item]['break_fast']) hisOrderList.push(`${data[item]['food_date']},1,1`);
		  if(data[item]['lunch']) hisOrderList.push(`${data[item]['food_date']},1,2`);
		  if(data[item]['dinner']) hisOrderList.push(`${data[item]['food_date']},1,3`);
	   }
	  
  	  that.setData({
  	    preOrderList: data,
		date1:data[0]['food_date'],
		date3:data[0]['food_date'],
		date2:data[data.length - 1]['food_date'],
		historyOrderList:hisOrderList
  	  })
	  console.log('data',data);
  	}
  	_request.$get(url, params, success)
  },
  checkAllfunc: function(e){
		console.log('checkAll');//checkAll
		let nowcheckAll = !this.data.checkAll;
		let checkarr = [];
		let preOrderList = this.data.preOrderList;
		for(let i in preOrderList){
			if(preOrderList[i]['can_break_fast']){
				preOrderList[i]['break_fast'] = !preOrderList[i]['break_fast'];
				checkarr.push(`${preOrderList[i]['food_date']},1,1`);
			}
			if(preOrderList[i]['can_lunch']){
				preOrderList[i]['lunch'] = !preOrderList[i]['lunch'];
				checkarr.push(`${preOrderList[i]['food_date']},1,2`);
			}
			if(preOrderList[i]['can_dinner']){
				preOrderList[i]['dinner'] = !preOrderList[i]['dinner'];
				checkarr.push(`${preOrderList[i]['food_date']},1,3`);
			}
		}
		if(!nowcheckAll) checkarr = [];
		
		let a = checkarr;
		let b = this.data.historyOrderList;
		// 从数组a中筛选出不包含在数组b中的值
		var resultA = a.filter(itemA => !b.includes(itemA));
		
		
		console.log("数组a中与数组b不同的值: ",resultA);
		this.setData({
			checkAll:nowcheckAll,
			orderListMul:resultA,
			preOrderList:preOrderList
		});
		this.calcOrder();
  },
  checkboxChangeList(e){
	 console.log('checkboxChangeList checkbox发生change事件，携带value值为：', e.detail.value);
	 console.log('historylist：', this.data.historyOrderList);
	 
	 let a = e.detail.value;
	 let b = this.data.historyOrderList;
	 // 从数组a中筛选出不包含在数组b中的值
	 var resultA = a.filter(itemA => !b.includes(itemA));
	 
	 
	 console.log("数组a中与数组b不同的值: ",resultA);
	 this.setData({
	 	orderListMul:resultA
	 });
	 this.calcOrder();
  },
  checkboxChange(e) {
	console.log('checkboxChange checkbox发生change事件，携带value值为：', e.detail.value);
	this.setData({
		checkbox:[e.detail.value]
	});
	this.calcOrder();
  },
  checkboxChangeUn(e) {
  	console.log('checkboxUn发生change事件，携带value值为：', e.detail.value);
  	this.setData({
  		checkbox_un:e.detail.value
  	});
  	this.calcOrder();
  },
  calcOrder(){
	  console.log('calcOrder',this.data.ordertype,this.data.date1,this.data.checkbox);
	  if(this.data.ordertype == 0){
		  let orderl = [];
		  if(this.data.date1 && this.data.checkbox.length>0){
			  let total = 0;
			  for(let i in this.data.checkbox){
				  let val = this.data.checkbox[i];
				  let num;
				  let price;
				  if(val==1){
					  num = this.data.num1;
				  }else if(val==2){
					  num = this.data.num2;
				  }else{
					  num = this.data.num3;
				  }
				  
				  price = this.data.orderprice[val-1] * num;
				  
				  orderl.push([this.data.date1,val,num,price]);
				  total += price;
			  }
			  
			  this.setData({
				  orderList:orderl,
				  total:total
			  })
			  console.log('orderl',orderl);
		  }else{
			  this.setData({
				orderList:[]
			  })
		  }
	  }else{
		  if(this.data.orderListMul.length>0){
			  let total=0;
			  for(let i in this.data.orderListMul){
				  let val = this.data.orderListMul[i].split(',')[2];
				  let price;
				  price = this.data.ordersubprice[val-1] * 1;
				  total += price;
			  }
			  
			  this.setData({
				  total:total
			  })
		  }else{
			  this.setData({
				orderList:[],
				total:0
			  })
		  }
	  }
  },
  getDatesInRange(startDate, endDate) {
    const dates = [];
    let currentDate = new Date(startDate);
  
    while (currentDate <= endDate) {
		console.log('1',this.data.checkbox_un.includes("1"));
		console.log('2',this.data.checkbox_un.includes("2"));
	  if(this.data.checkbox_un.includes("1") && this.data.checkbox_un.includes("2")){
		if (currentDate.getDay() !== 0 && currentDate.getDay() !== 6) {
		  dates.push(new Date(currentDate));
		}
	  }else if(this.data.checkbox_un.includes("1") && !this.data.checkbox_un.includes("2")){//剔除周六
	  	if (currentDate.getDay() !== 6) {
	  	  dates.push(new Date(currentDate));
	  	}
	  }else if(this.data.checkbox_un.includes("2") && !this.data.checkbox_un.includes("1")){//剔除周日
	  	if (currentDate.getDay() !== 0) {
	  	  dates.push(new Date(currentDate));
	  	}
	  }else{
		  dates.push(new Date(currentDate));
	  }
	  
      currentDate.setDate(currentDate.getDate() + 1);
    }
  
    return dates;
  },
  add: function (e) {
	  var type = e.target.dataset.type;
		if(type == 1){
			this.setData({
			  num1:this.data.num1+1
			})
		}else if(type == 2){
			this.setData({
			  num2:this.data.num2+1
			})
		}else{
			this.setData({
			  num3:this.data.num3+1
			})
		}
		this.calcOrder();
		
    },
    mius: function (e) {
		var type = e.target.dataset.type;
		if(type == 1){
			let num = this.data.num1 - 1 <1?1:this.data.num1-1;
			this.setData({
			  num1:num
			})
		}else if(type == 2){
			let num = this.data.num2 - 1 <1?1:this.data.num2-1;
			this.setData({
			  num2:num
			})
		}else{
			let num = this.data.num3 - 1 <1?1:this.data.num3-1;
			this.setData({
			  num3:num
			})
		}
		this.calcOrder();
    },
	changeCount: function (val) {
	    var count = val.detail.value
	    var type = val.target.dataset.type;
		if(type == 1){
			this.setData({
			  num1:count
			})
		}else if(type == 2){
			this.setData({
			  num2:count
			})
		}else{
			this.setData({
			  num3:count
			})
		}
		this.calcOrder();
	},
	toOrder: function(){
		let paramorder = {
		  "foodInfoElement": [
			// {
			//   "date": "string",
			//   "nums": 0,
			//   "type": 0
			// }
		  ],
		  "single": this.data.ordertype == 0 ? true:false
		}
		if(this.data.ordertype == 0){
			console.log('order',this.data.orderList);
			for(let i in this.data.orderList){
				let thepar = {
					"date": this.data.orderList[i][0],
					"nums": parseInt(this.data.orderList[i][2]),
					"type": parseInt(this.data.orderList[i][1])
				}
				paramorder['foodInfoElement'].push(thepar);
			}
		}else{
			console.log('order',this.data.orderListMul);
			for(let i in this.data.orderListMul){
				let thepar = {
					"date": this.data.orderListMul[i].split(',')[0],
					"nums": parseInt(this.data.orderListMul[i].split(',')[1]),
					"type": parseInt(this.data.orderListMul[i].split(',')[2])
				}
				paramorder['foodInfoElement'].push(thepar);
			}
		}
		
		console.log('paramorder',paramorder);
		
		if(paramorder['foodInfoElement'].length == 0){
			wx.showToast({
			  title: '请先选餐',
			  icon: 'error',
			  duration: 2000
			})
			return;
		}
		
		var that = this
		var url = 'newapi:food/order-food'
		var success = function (res) {
		  console.log('res',res);
		  if(res.data.code == 0){
			  wx.showToast({
			    title: '已成功下单',
			    icon: 'success',
			    duration: 2000
			  })
			  setTimeout(function(){
				  wx.navigateBack()
			  },1000);
			  
		  }else{
			  wx.showToast({
			    title: res.data.msg,
			    icon: 'none',
			    duration: 2000
			  })
		  }
		}
		_request.$post(url, JSON.stringify(paramorder), success);
	}
})