fix: azure openai api

src/background/apis/azure-openai-api.mjs

@@ -2,6 +2,7 @@ import { Configuration, OpenAIApi } from 'azure-openai'
 import { getUserConfig, maxResponseTokenLength } from '../../config/index.mjs'
 import { getChatSystemPromptBase, pushRecord, setAbortController } from './shared.mjs'
 import { getConversationPairs } from '../../utils/get-conversation-pairs'
+import fetchAdapter from '@vespaiach/axios-fetch-adapter'
 
 /**
  * @param {Runtime.Port} port
@@ -27,7 +28,6 @@ export async function generateAnswersWithAzureOpenaiApi(port, question, session)
     }),
   )
 
-  let answer = ''
   const response = await openAiApi
     .createChatCompletion(
       {
@@ -38,37 +38,50 @@ export async function generateAnswersWithAzureOpenaiApi(port, question, session)
       {
         signal: controller.signal,
         responseType: 'stream',
+        adapter: fetchAdapter,
       },
     )
     .catch((err) => {
       port.onMessage.removeListener(messageListener)
       throw err
     })
+
+  let chunkData = ''
+  const step = 1500
+  let length = 0
   for await (const chunk of response.data) {
-    const lines = chunk
+    chunkData += chunk
+    length += 1
+    if (length % step !== 0 && !chunkData.endsWith('[DONE]')) continue
+
+    const lines = chunkData
       .toString('utf8')
       .split('\n')
       .filter((line) => line.trim().startsWith('data: '))
 
+    let answer = ''
+    let message = ''
+    let data
     for (const line of lines) {
-      const message = line.replace(/^data: /, '')
-      console.debug('sse message', message)
-      if (message === '[DONE]') {
-        pushRecord(session, question, answer)
-        console.debug('conversation history', { content: session.conversationRecords })
-        port.postMessage({ answer: null, done: true, session: session })
-        break
-      }
-      let data
+      message = line.replace(/^data: /, '')
       try {
         data = JSON.parse(message)
       } catch (error) {
-        console.debug('json error', error)
         continue
       }
-      answer += data.choices[0].text
+      if ('content' in data.choices[0].delta) answer += data.choices[0].delta.content
+    }
+    if (data) {
+      console.debug('sse message', data)
       port.postMessage({ answer: answer, done: false, session: null })
     }
+    if (message === '[DONE]') {
+      console.debug('sse message', '[DONE]')
+      pushRecord(session, question, answer)
+      console.debug('conversation history', { content: session.conversationRecords })
+      port.postMessage({ answer: null, done: true, session: session })
+      break
+    }
   }
 
   port.onMessage.removeListener(messageListener)