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app.js
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app.js
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//app.js
App({
onLaunch: function () {
// 展示本地存储能力
var logs = wx.getStorageSync('logs') || []
logs.unshift(Date.now())
wx.setStorageSync('logs', logs)
// 登录
wx.login({
success: res => {
// 发送 res.code 到后台换取 openId, sessionKey, unionId
// console.log('wx.getUserInfo -> res',res)
}
})
// 获取用户信息
wx.getSetting({
success: res => {
if (res.authSetting['scope.userInfo']) {
// 已经授权,可以直接调用 getUserInfo 获取头像昵称,不会弹框
wx.getUserInfo({
success: res => {
// 可以将 res 发送给后台解码出 unionId
this.globalData.userInfo = res.userInfo
// 由于 getUserInfo 是网络请求,可能会在 Page.onLoad 之后才返回
// 所以此处加入 callback 以防止这种情况
if (this.userInfoReadyCallback) {
this.userInfoReadyCallback(res)
}
}
})
}
}
})
// 云服务初始化
wx.cloud.init({
env: 'release-bf6b22'
})
// 检查是否获取到OpenId
var app = this
wx.getStorage({
key:'openid',
success(res){
console.log('getStorage openid ->',res)
if(res.data == ''){
console.log('storage openid 为空')
app.storageOpenId()
}
},
fail(res){
console.log('getStorage fail ->',res)
// 获取并缓存OpenID
app.storageOpenId()
}
})
},
globalData: {
userInfo: null,
settings: {},
},
getOpenId:async function(){
// 调用云函数 ->获取OpenId,
var openId = await new Promise ((resolve,reject)=>{
wx.cloud.callFunction({
name: 'getOpenId',
// complete: res => {
// // console.log('call function test result', res)
// wx.setStorage({
// key: 'openid',
// data: res.result.openid
// })
// resolve(res.result)
// }
}).then(res=>{
// console.log('promise then ->',res.result.openid)
var openid = res.result.openid
resolve(openid)
})
})
// console.log('getopenID return openid =======',openId)
return openId
},
storageOpenId: async function(){
// console.log('--------缓存openId -----------')
var openId = await this.getOpenId()
console.log('point - openid awit after')
wx.setStorage({
key:'openid',
data:openId
})
console.log('------------------storage - openID -> ',openId)
},
setBookHistory:function(index,id,history){
let bookmgr = require('./js/bookshelfMgr.js');
let bookMgr = new bookmgr.bookshelfClass()
bookMgr.setHistory(index, id, history)
console.log('set history finish...')
},
setting: function(key,value){
// key设置键名 value设置值, setting对value不做识别、判断,只负责储存、同步
let setting = wx.getStorageInfoSync('setting');
if (Object.prototype.toString.call(setting) != "[object Object]"){
// 异常, 重置
setting = {}
}
//添加&更新
setting[key] = value;
this.globalData.setting = setting;
// 储存
wx.setStorageSync({
key:'setting',
data:setting
})
},
})