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

src/hooks/useRequest.ts

@@ -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 }
 }