refactor(http): 简化请求处理逻辑并移除取消功能

移除 useRequest 和 http 模块中的取消请求功能
简化请求处理逻辑,移除双 token 刷新机制
优化错误处理流程,减少不必要的状态管理
This commit is contained in:
feige996
2025-09-25 14:23:46 +08:00
parent d584e1d58f
commit 780491290d
3 changed files with 23 additions and 150 deletions

View File

@@ -1,5 +1,4 @@
import type { Ref } from 'vue'
import type { HttpRequestResult } from '@/http/types'
import { ref } from 'vue'
interface IUseRequestOptions<T> {
@@ -14,7 +13,6 @@ interface IUseRequestReturn<T, P = undefined> {
error: Ref<boolean | Error>
data: Ref<T | undefined>
run: (args?: P) => Promise<T | undefined>
cancel: () => void
}
/**
@@ -26,79 +24,31 @@ interface IUseRequestReturn<T, P = undefined> {
* @returns 返回一个对象{loading, error, data, run},包含请求的加载状态、错误信息、响应数据和手动触发请求的函数。
*/
export default function useRequest<T, P = undefined>(
func: (args?: P) => Promise<T> | Promise<HttpRequestResult<T>> | HttpRequestResult<T> | T,
func: (args?: P) => Promise<T>,
options: IUseRequestOptions<T> = { immediate: false },
): IUseRequestReturn<T, P> {
const loading = ref(false)
const error = ref<boolean | Error>(false)
const error = ref(false)
const data = ref<T | undefined>(options.initialData) as Ref<T | undefined>
let requestTask: UniApp.RequestTask | undefined
const isCancelled = ref(false)
const run = async (args?: P): Promise<T | undefined> => {
const run = async (args?: P) => {
loading.value = true
error.value = false
isCancelled.value = false
let promise: Promise<T | undefined>
const result = func(args)
if (result instanceof Promise) {
promise = result.then((res) => {
if (res && typeof (res as HttpRequestResult<T>).promise === 'object' && typeof (res as HttpRequestResult<T>).requestTask === 'object') {
const { promise: p, requestTask: task } = res as HttpRequestResult<T>
requestTask = task
if (isCancelled.value) {
task.abort()
throw new Error('Request cancelled')
}
return p
}
if (isCancelled.value) {
throw new Error('Request cancelled')
}
return res as T | undefined
}) as Promise<T | undefined>
}
else if (result && typeof (result as HttpRequestResult<T>).promise === 'object' && typeof (result as HttpRequestResult<T>).requestTask === 'object') {
const { promise: p, requestTask: task } = result as HttpRequestResult<T>
requestTask = task
promise = p
}
else {
promise = Promise.resolve(result as T | undefined)
}
return promise
return func(args)
.then((res) => {
if (isCancelled.value) {
return
}
data.value = res
error.value = false
return data.value
})
.catch((err) => {
if (!isCancelled.value) {
error.value = err
throw err
}
return Promise.resolve(undefined)
error.value = err
throw err
})
.finally(() => {
loading.value = false
})
}
const cancel = () => {
isCancelled.value = true
if (requestTask) {
requestTask.abort()
}
loading.value = false
error.value = new Error('Request cancelled')
}
if (options.immediate) {
(run as (args?: P) => Promise<T | undefined>)({} as P)
(run as (args: P) => Promise<T | undefined>)({} as P)
}
return { loading, error, data, run, cancel }
return { loading, error, data, run }
}

View File

@@ -1,96 +1,26 @@
import type { IDoubleTokenRes } from '@/api/types/login'
import type { CustomRequestOptions, IResponse } from '@/http/types'
import { nextTick } from 'vue'
import { LOGIN_PAGE } from '@/router/config'
import { useTokenStore } from '@/store/token'
import { isDoubleTokenMode } from '@/utils'
import { ResultEnum } from './tools/enum'
// 刷新 token 状态管理
let refreshing = false // 防止重复刷新 token 标识
let taskQueue: { resolve: (value: any) => void, reject: (reason?: any) => void, options: CustomRequestOptions }[] = [] as { resolve: (value: any) => void, reject: (reason?: any) => void, options: CustomRequestOptions }[] // 刷新 token 请求队列
import type { CustomRequestOptions } from '@/http/types'
export function http<T>(options: CustomRequestOptions) {
let requestTask: UniApp.RequestTask | undefined
const promise = new Promise<T>((resolve, reject) => {
requestTask = uni.request({
// 1. 返回 Promise 对象
return new Promise<IResData<T>>((resolve, reject) => {
uni.request({
...options,
dataType: 'json',
// #ifndef MP-WEIXIN
responseType: 'json',
// #endif
// 响应成功
success: async (res) => {
success(res) {
// 状态码 2xx参考 axios 的设计
if (res.statusCode >= 200 && res.statusCode < 300) {
// 2.1 处理业务逻辑错误
const { code = 0, message = '', msg = '', data = null } = res.data as IResponse<T>
// 0和200当做成功都很普遍这里直接兼容两者见 ResultEnum
if (code !== ResultEnum.Success0 && code !== ResultEnum.Success200) {
throw new Error(`请求错误[${code}]${message || msg}`)
}
return resolve(data as T)
// 2.1 提取核心数据 res.data
resolve(res.data as IResData<T>)
}
const resData: IResData<T> = res.data as IResData<T>
if ((res.statusCode === 401) || (resData.code === 401)) {
const tokenStore = useTokenStore()
if (!isDoubleTokenMode) {
// 未启用双token策略清理用户信息跳转到登录页
tokenStore.logout()
uni.navigateTo({ url: LOGIN_PAGE })
return reject(res)
}
/* -------- 无感刷新 token ----------- */
const { refreshToken } = tokenStore.tokenInfo as IDoubleTokenRes || {}
// token 失效的,且有刷新 token 的,才放到请求队列里
if ((res.statusCode === 401 || resData.code === 401) && refreshToken) {
taskQueue.push({ resolve, reject, options })
}
// 如果有 refreshToken 且未在刷新中,发起刷新 token 请求
if ((res.statusCode === 401 || resData.code === 401) && refreshToken && !refreshing) {
refreshing = true
try {
// 发起刷新 token 请求(使用 store 的 refreshToken 方法)
await tokenStore.refreshToken()
// 刷新 token 成功
refreshing = false
nextTick(() => {
// 关闭其他弹窗
uni.hideToast()
uni.showToast({
title: 'token 刷新成功',
icon: 'none',
})
})
// 将任务队列的所有任务重新请求
taskQueue.forEach((task) => {
http<T>(task.options).promise.then(task.resolve, task.reject)
})
}
catch (refreshErr) {
console.error('刷新 token 失败:', refreshErr)
refreshing = false
// 刷新 token 失败,跳转到登录页
nextTick(() => {
// 关闭其他弹窗
uni.hideToast()
uni.showToast({
title: '登录已过期,请重新登录',
icon: 'none',
})
})
// 清除用户信息
await tokenStore.logout()
// 跳转到登录页
setTimeout(() => {
uni.navigateTo({ url: LOGIN_PAGE })
}, 2000)
}
finally {
// 不管刷新 token 成功与否,都清空任务队列
taskQueue = []
}
}
else if (res.statusCode === 401) {
// 401错误 -> 清理用户信息,跳转到登录页
// userStore.clearUserInfo()
// uni.navigateTo({ url: '/pages/login/login' })
reject(res)
}
else {
// 其他错误 -> 根据后端错误信息轻提示
@@ -103,12 +33,7 @@ export function http<T>(options: CustomRequestOptions) {
}
},
// 响应失败
fail(err: UniApp.RequestSuccessCallbackResult | UniApp.GeneralCallbackResult) {
console.log(`🚀 - fail - err:`, err)
// 如果是请求取消,则不显示错误提示
if (err.errMsg === 'request:fail abort') {
return reject(new Error('Request cancelled'))
}
fail(err) {
uni.showToast({
icon: 'none',
title: '网络错误,换个网络试试',
@@ -117,7 +42,6 @@ export function http<T>(options: CustomRequestOptions) {
},
})
})
return { promise, requestTask: requestTask! }
}
/**
@@ -182,7 +106,6 @@ export function httpDelete<T>(url: string, query?: Record<string, any>, header?:
})
}
// 支持与 axios 类似的API调用
http.get = httpGet
http.post = httpPost
http.put = httpPut

View File

@@ -8,7 +8,7 @@ import { getFooAPI } from '@/api/foo'
// }
const initialData = undefined
const { loading, error, data, run, cancel } = useRequest<IFooItem>(() => getFooAPI('菲鸽'), {
const { loading, error, data, run } = useRequest<IFooItem>(() => getFooAPI('菲鸽'), {
immediate: true,
initialData,
})