TypeError An error occurred. --- fetch failed

[VincentHan888]

---

输入问题后，一直提示这个问题

env中加入这个：HTTPS_PROXY=http://127.0.0.1:15235
一样也是连接不成功，求解谢谢

---

import type { APIRoute } from "astro"
import {
createParser,
ParsedEvent,
ReconnectInterval
} from "eventsource-parser"

const apiKeys = (
import.meta.env.OPENAI_API_KEY?.split(/\s*|\s*/) ?? []
).filter(Boolean)

export const post: APIRoute = async context => {
const body = await context.request.json()
const apiKey = apiKeys.length
? apiKeys[Math.floor(Math.random() * apiKeys.length)]
: ""
let { messages, key = apiKey, temperature = 0.6 } = body

const encoder = new TextEncoder()
const decoder = new TextDecoder()
^

if (!key.startsWith("sk-")) key = apiKey
if (!key) {
return new Response("没有填写 OpenAI API key")
}
if (!messages) {
return new Response("没有输入任何文字")
}

const completion = await fetch("https://api.openai.com/v1/chat/completions", {
headers: {
"Content-Type": "application/json",
Authorization: Bearer ${key}
},
method: "POST",
body: JSON.stringify({
model: "gpt-3.5-turbo",
messages,
temperature,
stream: true
})
})

const stream = new ReadableStream({
async start(controller) {
const streamParser = (event: ParsedEvent | ReconnectInterval) => {
if (event.type === "event") {
const data = event.data
if (data === "[DONE]") {
controller.close()
return
}
try {
// response = {
// id: 'chatcmpl-6pULPSegWhFgi0XQ1DtgA3zTa1WR6',
// object: 'chat.completion.chunk',
// created: 1677729391,
// model: 'gpt-3.5-turbo-0301',
// choices: [
// { delta: { content: '你' }, index: 0, finish_reason: null }
// ],
// }
const json = JSON.parse(data)
const text = json.choices[0].delta?.content
const queue = encoder.encode(text)
controller.enqueue(queue)
} catch (e) {
controller.error(e)
}
}
}

  const parser = createParser(streamParser)
  for await (const chunk of completion.body as any) {
    parser.feed(decoder.decode(chunk))
  }
}

})

return new Response(stream)
}

[HoneyPig]

我也这样，有办法解决吗