doc gpt V0.2

src/service/utils/chat.ts

@@ -0,0 +1,45 @@
+import { Configuration, OpenAIApi } from 'openai';
+import { Chat } from '../mongo';
+
+export const getOpenAIApi = (apiKey: string) => {
+  const configuration = new Configuration({
+    apiKey
+  });
+
+  return new OpenAIApi(configuration, undefined);
+};
+
+export const authChat = async (chatId: string) => {
+  // 获取 chat 数据
+  const chat = await Chat.findById(chatId)
+    .populate({
+      path: 'modelId',
+      options: {
+        strictPopulate: false
+      }
+    })
+    .populate({
+      path: 'userId',
+      options: {
+        strictPopulate: false
+      }
+    });
+
+  if (!chat || !chat.modelId || !chat.userId) {
+    return Promise.reject('聊天已过期');
+  }
+
+  // 获取 user 的 apiKey
+  const user = chat.userId;
+
+  const userApiKey = user.accounts?.find((item: any) => item.type === 'openai')?.value;
+
+  if (!userApiKey) {
+    return Promise.reject('该用户缺少ApiKey, 无法请求');
+  }
+
+  return {
+    userApiKey,
+    chat
+  };
+};