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git/scr/food/pages/detail/detail.js

123 lines
2.0 KiB

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// pages/detail/detail.js
const db = wx.cloud.database({});
const cont = db.collection('food');
const get=getApp()
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Page({
/**
* 页面的初始数据
*/
data: {
detailObj: {},
list:[],
clockresult:[],
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userid:null,
num:null
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},
/**
* 生命周期函数--监听页面加载
*/
onLoad: function (options) {
const app=getApp()
let foodid =options.id
var userid=app.globalData.openid
console.log('1111w ');
console.log(userid)
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cont.doc(foodid).get({
success: res => {
console.log(res.data)
//这一步很重要给ne赋值没有这一步的话前台就不会显示值
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this.setData({
detailObj: res.data,
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})
}
})
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},
// 渲染数据
async addCar(event) {
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let detailObj= event.currentTarget.dataset.item;
let num=this.data.num
num=num+1
const checks=false
console.log(num)
detailObj.num=num
detailObj.checks=checks
console.log(detailObj)
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db.collection('user').doc('eda7dd506371adb300c89bc66afc4601').update({
data:{
cartlist:db.command.push(detailObj)
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},
})
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wx.showToast({
title: '加入购物车成功',
icon: 'success',
duration: 2000
})
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},
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async immeBuy(event){
var index = event.currentTarget.dataset.item;
console.log(index);
wx.navigateTo({
url:'/pages/orderdoing/orderdoing?id='+ index,
})
},
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/**
* 生命周期函数--监听页面初次渲染完成
*/
onReady() {
},
/**
* 生命周期函数--监听页面显示
*/
onShow() {
},
/**
* 生命周期函数--监听页面隐藏
*/
onHide() {
},
/**
* 生命周期函数--监听页面卸载
*/
onUnload() {
},
/**
* 页面相关事件处理函数--监听用户下拉动作
*/
onPullDownRefresh() {
},
/**
* 页面上拉触底事件的处理函数
*/
onReachBottom() {
},
/**
* 用户点击右上角分享
*/
onShareAppMessage() {
}
})