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

100 lines
1.5 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:[],
},
/**
* 生命周期函数--监听页面加载
*/
onLoad: function (options) {
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let foodid =options.id
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
this.setData({
detailObj: res.data
})
}
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})
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},
// 渲染数据
async addCar(event) {
var detailObj= event.currentTarget.dataset.item;
db.collection('user').doc('aa9355ef636df7cc004ab37533cb2c96').update({
data:{
cartlist:db.command.push(detailObj)
}
})
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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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/**
* 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() {
}
})