chore: debugger

server/index.ts

 import cors from 'cors'
 import express from 'express'
 import { setAuthorization } from './utils/headers'
-import { createOpenAIClient } from './utils/openai'
+import { getOpenAIClient } from './utils/openai'
 import { registerChatRoutes } from './route/chat'
 import { registerBasicRoutes } from './route/basic'
 
-const client = createOpenAIClient()
+const client = getOpenAIClient()
 const app = express()
 const PORT = 4000
 

server/utils/file.ts

+import fs from 'fs'
+import { getOpenAIClient } from './openai'
+const openai = getOpenAIClient()
+
+export async function createFile(filePath: string) {
+  let result
+  if (filePath.startsWith('http://') || filePath.startsWith('https://')) {
+    // Download the file content from the URL
+    const res = await fetch(filePath)
+    console.log(res, 22)
+    const buffer = await res.arrayBuffer()
+    const urlParts = filePath.split('/')
+    const fileName = urlParts[urlParts.length - 1]
+    const file = new File([buffer], fileName)
+    result = await openai.files.create({
+      file: file,
+      purpose: 'assistants',
+    })
+  } else {
+    // Handle local file path
+    const fileContent = fs.createReadStream(filePath)
+    result = await openai.files.create({
+      file: fileContent,
+      purpose: 'assistants',
+    })
+  }
+  return result.id
+}
+
+// Replace with your own file path or URL
+const fileId = await createFile('https://cdn.openai.com/API/docs/deep_research_blog.pdf')
+
+console.log(fileId, 11)

server/utils/openai.ts

 import dotenv from 'dotenv'
 import OpenAI from 'openai'
 
-export function createOpenAIClient() {
+let openaiClient: OpenAI | null = null
+
+export function getOpenAIClient() {
+  if (openaiClient) return openaiClient
+
   // 只在这里加载 .env.local，避免启动时重复/冲突
   dotenv.config({ path: '.env.local', override: true })
 
@@ -18,6 +22,6 @@ export function createOpenAIClient() {
     process.exit(1)
   }
 
-  return new OpenAI({ apiKey, baseURL })
+  openaiClient = new OpenAI({ apiKey, baseURL })
+  return openaiClient
 }
-