224 lines
7.4 KiB
TypeScript
224 lines
7.4 KiB
TypeScript
import type { IDoubleTokenRes } from '@/api/types/login'
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import type { CustomRequestOptions, IResponse } from '@/http/types'
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import { nextTick } from 'vue'
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import { useTokenStore } from '@/store/token'
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import { getLastPage, isDoubleTokenMode } from '@/utils'
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import { ApiEncrypt } from '@/utils/encrypt'
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import { toLoginPage } from '@/utils/toLoginPage'
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import { ResultEnum } from './tools/enum'
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// 刷新 token 状态管理
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let refreshing = false // 防止重复刷新 token 标识
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let taskQueue: (() => void)[] = [] // 刷新 token 请求队列
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export function http<T>(options: CustomRequestOptions) {
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// 1. 返回 Promise 对象
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return new Promise<T>((resolve, reject) => {
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uni.request({
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...options,
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dataType: 'json',
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// #ifndef MP-WEIXIN
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responseType: 'json',
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// #endif
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// 响应成功
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success: async (res) => {
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let responseData = res.data as IResponse<T>
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// 检查是否需要解密响应数据
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const encryptHeader = ApiEncrypt.getEncryptHeader()
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const isEncryptResponse = res.header[encryptHeader] === 'true' || res.header[encryptHeader.toLowerCase()] === 'true'
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if (isEncryptResponse && typeof responseData === 'string') {
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try {
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// 解密响应数据
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responseData = ApiEncrypt.decryptResponse(responseData)
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} catch (error) {
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console.error('响应数据解密失败:', error)
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throw new Error(`响应数据解密失败: ${(error as Error).message}`)
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}
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}
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const { code } = responseData
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// 检查是否是401错误（包括HTTP状态码401或业务码401）
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const isTokenExpired = res.statusCode === 401 || code === 401
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if (isTokenExpired) {
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const tokenStore = useTokenStore()
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if (!isDoubleTokenMode) {
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// 未启用双token策略，清理用户信息，跳转到登录页
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tokenStore.logout()
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toLoginPage()
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return reject(res)
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}
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/* -------- 无感刷新 token ----------- */
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const { refreshToken } = tokenStore.tokenInfo as IDoubleTokenRes || {}
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// token 失效的，且有刷新 token 的，才放到请求队列里
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if (refreshToken) {
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taskQueue.push(() => {
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resolve(http<T>(options))
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})
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}
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// 如果有 refreshToken 且未在刷新中，发起刷新 token 请求
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if (refreshToken && !refreshing) {
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refreshing = true
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try {
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// 发起刷新 token 请求（使用 store 的 refreshToken 方法）
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await tokenStore.refreshToken()
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// 刷新 token 成功
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refreshing = false
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nextTick(() => {
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// 关闭其他弹窗
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// 注释 by 芋艿：刷新 token 成功，是后台静默操作，没必要提示用户
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// uni.hideToast()
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// uni.showToast({
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// title: 'token 刷新成功',
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// icon: 'none',
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// })
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})
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// 将任务队列的所有任务重新请求
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taskQueue.forEach(task => task())
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} catch (refreshErr) {
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console.error('刷新 token 失败:', refreshErr)
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refreshing = false
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// 刷新 token 失败，跳转到登录页
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nextTick(() => {
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// 关闭其他弹窗
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uni.hideToast()
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uni.showToast({
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title: '登录已过期，请重新登录',
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icon: 'none',
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})
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})
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// 清除用户信息
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await tokenStore.logout()
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// 跳转到登录页
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setTimeout(() => {
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// 优化 by 芋艿：跳转登录页时，携带上次浏览的页面地址，登录成功后可以跳回去
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const lastPage = getLastPage()
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let queryString = ''
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if (lastPage) {
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const fullPath = lastPage.$page?.fullPath || `/${lastPage.route}`
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queryString = `?redirect=${encodeURIComponent(fullPath)}`
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}
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toLoginPage({ queryString })
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}, 2000)
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} finally {
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// 不管刷新 token 成功与否，都清空任务队列
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taskQueue = []
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}
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}
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return reject(res)
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}
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// 处理其他成功状态（HTTP状态码200-299）
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if (res.statusCode >= 200 && res.statusCode < 300) {
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// add by panda 25.12.10：如果设置了 original 为 true，则返回原始数据。例如说：滑块验证码，有自己的返回格式
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if (options.original) {
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return resolve(responseData as unknown as T)
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}
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// 处理业务逻辑错误
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if (code !== ResultEnum.Success0 && code !== ResultEnum.Success200) {
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// add by 芋艿：后端返回的 msg 提示
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!options.hideErrorToast
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&& uni.showToast({
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icon: 'none',
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title: responseData.msg || responseData.message || '请求错误',
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})
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// add by 芋艿：reject 替代原本的 resolve，避免调用的地方以为请求成功
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return reject(responseData)
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}
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return resolve(responseData.data)
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}
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// 处理其他错误
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!options.hideErrorToast
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&& uni.showToast({
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icon: 'none',
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title: (res.data as any).msg || '请求错误',
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})
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reject(res)
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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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/**
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* GET 请求
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* @param url 后台地址
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* @param query 请求query参数
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* @param header 请求头，默认为json格式
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* @param options 其他配置项
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* @returns
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*/
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export function httpGet<T>(url: string, query?: Record<string, any>, header?: Record<string, any>, options?: Partial<CustomRequestOptions>) {
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return http<T>({
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url,
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query,
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method: 'GET',
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header,
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...options,
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})
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}
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/**
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* POST 请求
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* @param url 后台地址
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* @param data 请求body参数
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* @param query 请求query参数，post请求也支持query，很多微信接口都需要
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* @param header 请求头，默认为json格式
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* @param options 其他配置项
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* @returns
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*/
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export function httpPost<T>(url: string, data?: Record<string, any>, query?: Record<string, any>, header?: Record<string, any>, options?: Partial<CustomRequestOptions>) {
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return http<T>({
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url,
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query,
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data,
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method: 'POST',
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header,
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...options,
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})
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}
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/**
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* PUT 请求
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*/
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export function httpPut<T>(url: string, data?: Record<string, any>, query?: Record<string, any>, header?: Record<string, any>, options?: Partial<CustomRequestOptions>) {
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return http<T>({
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url,
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data,
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query,
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method: 'PUT',
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header,
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...options,
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})
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}
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/**
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* DELETE 请求（无请求体，仅 query）
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*/
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export function httpDelete<T>(url: string, data?: Record<string, any>, query?: Record<string, any>, header?: Record<string, any>, options?: Partial<CustomRequestOptions>) {
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return http<T>({
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url,
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data,
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query,
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method: 'DELETE',
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header,
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...options,
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})
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}
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// 支持与 axios 类似的API调用
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http.get = httpGet
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http.post = httpPost
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http.put = httpPut
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http.delete = httpDelete
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