131 lines
2.5 KiB
JavaScript
131 lines
2.5 KiB
JavaScript
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/**
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* 小程序登录授权
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* Mini Program Auth Utils
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*/
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const request = require('./request')
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/**
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* 检查登录状态
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*/
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const checkLogin = () => {
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const token = wx.getStorageSync('token')
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return !!token
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}
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/**
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* 登录流程
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*/
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const login = async () => {
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try {
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// 1. 获取 code
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const { code } = await wx.login()
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// 2. 发送到后端换取 token
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const res = await request.post('/auth/login', { code })
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// 3. 存储 token 和用户信息
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wx.setStorageSync('token', res.data.token)
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wx.setStorageSync('userInfo', res.data.userInfo)
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return res.data
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} catch (error) {
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console.error('登录失败:', error)
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throw error
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}
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}
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/**
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* 静默登录（检查并自动登录）
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*/
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const silentLogin = async () => {
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if (checkLogin()) {
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return wx.getStorageSync('userInfo')
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}
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return login()
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}
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/**
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* 获取用户信息
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* 需要通过 button 触发
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*/
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const getUserProfile = () => {
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return new Promise((resolve, reject) => {
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wx.getUserProfile({
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desc: '用于完善用户资料',
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success: (res) => resolve(res.userInfo),
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fail: (err) => reject(err)
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})
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})
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}
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/**
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* 获取手机号
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* 需要通过 button open-type="getPhoneNumber" 触发
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* @param {Object} e - button 回调事件
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*/
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const getPhoneNumber = async (e) => {
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if (!e.detail.code) {
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throw new Error('用户拒绝授权')
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}
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// 发送 code 到后端解密
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const res = await request.post('/auth/phone', { code: e.detail.code })
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return res.data.phoneNumber
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}
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/**
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* 检查并请求授权
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* @param {string} scope - 权限范围，如 'scope.userLocation'
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*/
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const checkAndRequestAuth = async (scope) => {
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const { authSetting } = await wx.getSetting()
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// 已授权
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if (authSetting[scope]) {
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return true
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}
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// 之前拒绝过
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if (authSetting[scope] === false) {
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const { confirm } = await wx.showModal({
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title: '提示',
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content: '需要您的授权才能使用此功能，是否去设置？'
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})
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if (confirm) {
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await wx.openSetting()
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const { authSetting: newSetting } = await wx.getSetting()
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return newSetting[scope] === true
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}
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return false
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}
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// 首次请求
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try {
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await wx.authorize({ scope })
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return true
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} catch {
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return false
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}
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}
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/**
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* 退出登录
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*/
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const logout = () => {
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wx.removeStorageSync('token')
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wx.removeStorageSync('userInfo')
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wx.reLaunch({ url: '/pages/index/index' })
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}
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module.exports = {
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checkLogin,
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login,
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silentLogin,
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getUserProfile,
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getPhoneNumber,
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checkAndRequestAuth,
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logout
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}
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