d8d-admin-mobile-starter-public/server/utils/http.ts

import type { SmsConfig } from '../types/smsTypes.ts'

export async function fetchWithRetry(
  url: string,
  options: {
    method: string
    headers: Record<string, string>
    body: string
    timeout: number
    maxRetries: number
  }
): Promise<Response> {
  let lastError: unknown = null
  
  for (let attempt = 0; attempt <= options.maxRetries; attempt++) {
    try {
      const controller = new AbortController()
      const timeoutId = setTimeout(
        () => controller.abort(),
        options.timeout
      )

      const response = await fetch(url, {
        ...options,
        signal: controller.signal
      })

      clearTimeout(timeoutId)
      return response

    } catch (error) {
      lastError = error instanceof Error ? error : new Error(String(error))
      if (attempt < options.maxRetries) {
        await new Promise(resolve => 
          setTimeout(resolve, 1000 * (attempt + 1)))
      }
    }
  }

  throw lastError instanceof Error ? lastError : new Error(String(lastError || '请求失败'))
}