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app.js
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executable file
·81 lines (80 loc) · 2.31 KB
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const openIdUrl = require('./config').openIdUrl
// App函数是一个全局函数,用于创建应用程序对象
App({
// ========== 全局数据对象(可以整个应用程序共享) ==========
globalData: {
hasLogin: false,
openid: null,
userInfo: null
},
globalPage: 1,
globalName: 'ios',
globalType: 'common',
// ========== 应用程序全局方法 ==========
// lazy loading openid
getUserOpenId: function (callback) {
var self = this
if (self.globalData.openid) {
callback(null, self.globalData.openid)
} else {
wx.login({
success: function (data) {
wx.request({
url: openIdUrl,
data: {
code: data.code
},
success: function (res) {
console.log('拉取openid成功', res)
self.globalData.openid = res.data.openid
callback(null, self.globalData.openid)
},
fail: function (res) {
console.log('拉取用户openid失败,将无法正常使用开放接口等服务', res)
callback(res)
}
})
},
fail: function (err) {
console.log('wx.login 接口调用失败,将无法正常使用开放接口等服务', err)
callback(err)
}
})
}
},
getUserInfo: function (cb) {
var that = this
if (this.globalData.userInfo) {
typeof cb == "function" && cb(this.globalData.userInfo)
} else {
//调用登录接口
wx.login({
success: function () {
wx.getUserInfo({
success: function (res) {
that.globalData.userInfo = res.userInfo
typeof cb == "function" && cb(that.globalData.userInfo)
}
})
}
})
}
},
// ========== 生命周期方法 ==========
// 应用程序启动时触发一次
onLaunch: function () {
console.log('App Launch')
//调用API从本地缓存中获取数据
// var logs = wx.getStorageSync('logs') || []
// logs.unshift(Date.now())
// wx.setStorageSync('logs', logs)
},
// 当应用程序进入前台显示状态时触发
onShow: function () {
console.log('App Show')
},
// 当应用程序进入后台状态时触发
onHide: function () {
console.log('App Hide')
}
})