feat:自定义历史聊天标题 (#41)

* feat:自定义历史聊天标题

* Update chat.ts

* perf:自定义聊天标题

* feat: google auth

* perf:将修改标题移入右键菜单

* perf:updatetitle

---------

Co-authored-by: archer <545436317@qq.com>

src/pages/api/chat/saveChat.ts

@@ -78,13 +78,14 @@ export async function saveChat({
     return _id;
   } else {
     // 已经有记录，追加入库
+    const chat = await Chat.findById(chatId);
     await Chat.findByIdAndUpdate(chatId, {
       $push: {
         content: {
           $each: content
         }
       },
-      title: content[0].value.slice(0, 20),
+      ...(chat && !chat.customTitle ? { title: content[0].value.slice(0, 20) } : {}),
       latestChat: content[1].value,
       updateTime: new Date()
     });

src/pages/api/chat/updateChatHistoryTitle.ts

@@ -0,0 +1,36 @@
+import type { NextApiRequest, NextApiResponse } from 'next';
+import { jsonRes } from '@/service/response';
+import { connectToDatabase, Chat } from '@/service/mongo';
+import { authModel } from '@/service/utils/auth';
+import { authUser } from '@/service/utils/auth';
+
+/* 更新聊天标题 */
+export default async function handler(req: NextApiRequest, res: NextApiResponse) {
+  try {
+    const { chatId, modelId, newTitle } = req.body as {
+      chatId: '' | string;
+      modelId: '' | string;
+      newTitle: string;
+    };
+
+    const { userId } = await authUser({ req, authToken: true });
+
+    await connectToDatabase();
+
+    await authModel({ modelId, userId, authOwner: false });
+
+    await Chat.findByIdAndUpdate(
+      chatId,
+      {
+        title: newTitle,
+        customTitle: true
+      } // 自定义标题}
+    );
+    jsonRes(res);
+  } catch (err) {
+    jsonRes(res, {
+      code: 500,
+      error: err
+    });
+  }
+}