reader/app.js

// app.js
import {
    userLogin
} from '~/api/user'
import {
    createStoreBindings
} from 'mobx-miniprogram-bindings'
import {
    store
} from '~/store/index'
let storeBindings
App({
    onLaunch() {
        this.checkIsIos()
        this.getNavbarInfo()
    },
    async onShow(options) {
        this.storeBindings = createStoreBindings(this, {
            store,
            actions: ['setUser']
        })
        let shareUid = options.query.uid
        let uid = wx.getStorageSync('uid')
        let userInfo = wx.getStorageSync('user')
        if (uid && userInfo) {
            this.setUser(userInfo)
        } else {
            this.login(shareUid)
        }
    },
    login(shareUid) {
        wx.login({
            success: async (res) => {
                if (res.code) {
                    // 获取openid
                    let data = {
                        code: res.code,
                        shareUid
                    }
                    let userRes = await userLogin(data)
                    this.setUser(userRes.data)
                    wx.setStorageSync('uid', userRes.data.uid)
                    wx.setStorageSync('user', userRes.data)
                    this.globalData.userInfo = userRes.data
                    if (getApp().callBack) {
                        getApp().callBack(userRes);
                    }
                }
            }
        })
    },
    checkIsIos: function () {
        wx.getSystemInfo({
            success: (res) => {
                if (res.system.search('iOS') != -1) {
                    this.globalData.isIOS = true
                }
            }
        })
    },
    getNavbarInfo() {
        // 获取系统信息
        const systemInfo = wx.getSystemInfoSync();
        // 胶囊按钮位置信息
        const menuButtonInfo = wx.getMenuButtonBoundingClientRect();
        // 导航栏高度 = 状态栏高度 + 44
        this.globalData.navBarHeight = systemInfo.statusBarHeight + 44;
        this.globalData.menuRight = systemInfo.screenWidth - menuButtonInfo.right;
        this.globalData.menuTop = menuButtonInfo.top;
        this.globalData.menuHeight = menuButtonInfo.height;
    },
    globalData: {
        userInfo: null,
        isIOS: false, // 判断设备是否为苹果
        navBarHeight: 0, // 导航栏高度
        menuRight: 0, // 胶囊距右方间距（方保持左、右间距一致）
        menuTop: 0, // 胶囊距底部间距（保持底部间距一致）
        menuHeight: 0, // 胶囊高度（自定义内容可与胶囊高度保证一致）
    }
})