48 lines
1.3 KiB
TypeScript
48 lines
1.3 KiB
TypeScript
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/**
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* 带有重试机制的API请求函数
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* @param url 请求URL
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* @param options 请求选项
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* @param retries 重试次数
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* @param retryDelay 重试延迟(ms)
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* @returns Promise<Response>
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*/
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export async function fetchWithRetry(
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url: string,
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options: RequestInit = {},
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retries = 3,
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retryDelay = 1000,
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): Promise<Response> {
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try {
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const response = await fetch(url, options)
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if (!response.ok && retries > 0) {
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console.log(`请求失败，${retryDelay}ms后重试，剩余重试次数: ${retries - 1}`)
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await new Promise((resolve) => setTimeout(resolve, retryDelay))
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return fetchWithRetry(url, options, retries - 1, retryDelay * 2)
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}
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return response
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} catch (error) {
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if (retries > 0) {
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console.log(`请求出错，${retryDelay}ms后重试，剩余重试次数: ${retries - 1}`)
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await new Promise((resolve) => setTimeout(resolve, retryDelay))
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return fetchWithRetry(url, options, retries - 1, retryDelay * 2)
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}
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throw error
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}
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}
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/**
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* 处理API响应的通用函数
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* @param response 响应对象
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* @returns Promise<T>
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*/
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export async function handleApiResponse<T>(response: Response): Promise<T> {
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if (!response.ok) {
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const errorData = await response.json().catch(() => ({}))
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throw new Error(errorData.message || `请求失败: ${response.status}`)
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}
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return response.json()
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}
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