81 lines
2.2 KiB
TypeScript
81 lines
2.2 KiB
TypeScript
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/* eslint-disable no-param-reassign */
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import { useUserStore } from '@/store'
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import { UserInfo } from '@/typings'
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const userStore = useUserStore()
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type Data<T> = {
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code: number
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msg: string
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result: T
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}
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// 请求基地址
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const baseURL = 'http://localhost:5565/api'
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// 拦截器配置
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const httpInterceptor = {
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// 拦截前触发
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invoke(options: UniApp.RequestOptions) {
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// 1. 非 http 开头需拼接地址
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if (!options.url.startsWith('http')) {
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options.url = baseURL + options.url
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}
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// 2. 请求超时
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options.timeout = 10000 // 10s
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// 3. 添加小程序端请求头标识
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options.header = {
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platform: 'mp-weixin', // 可选值与 uniapp 定义的平台一致，告诉后台来源
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...options.header,
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}
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// 4. 添加 token 请求头标识
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const { token } = userStore.userInfo as unknown as UserInfo
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if (token) {
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options.header.Authorization = `Bearer ${token}`
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}
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},
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}
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// 拦截 request 请求
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uni.addInterceptor('request', httpInterceptor)
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// 拦截 uploadFile 文件上传
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uni.addInterceptor('uploadFile', httpInterceptor)
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export const http = <T>(options: UniApp.RequestOptions) => {
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// 1. 返回 Promise 对象
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return new Promise<Data<T>>((resolve, reject) => {
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uni.request({
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...options,
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// 响应成功
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success(res) {
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// 状态码 2xx，参考 axios 的设计
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if (res.statusCode >= 200 && res.statusCode < 300) {
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// 2.1 提取核心数据 res.data
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resolve(res.data as Data<T>)
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} else if (res.statusCode === 401) {
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// 401错误 -> 清理用户信息，跳转到登录页
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userStore.clearUserInfo()
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uni.navigateTo({ url: '/pages/login/login' })
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reject(res)
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} else {
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// 其他错误 -> 根据后端错误信息轻提示
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uni.showToast({
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icon: 'none',
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title: (res.data as Data<T>).msg || '请求错误',
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})
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reject(res)
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}
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},
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// 响应失败
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fail(err) {
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uni.showToast({
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icon: 'none',
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title: '网络错误，换个网络试试',
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})
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reject(err)
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},
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})
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})
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}
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export default http
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