Files
FastGPT/src/pages/api/chat/saveChat.ts
2023-05-30 23:38:16 +08:00

102 lines
2.4 KiB
TypeScript

import type { NextApiRequest, NextApiResponse } from 'next';
import { jsonRes } from '@/service/response';
import { ChatItemType } from '@/types/chat';
import { connectToDatabase, Chat, Model } from '@/service/mongo';
import { authModel } from '@/service/utils/auth';
import { authUser } from '@/service/utils/auth';
import mongoose from 'mongoose';
type Props = {
newChatId?: string;
chatId?: string;
modelId: string;
prompts: [ChatItemType, ChatItemType];
};
/* 聊天内容存存储 */
export default async function handler(req: NextApiRequest, res: NextApiResponse) {
try {
const { chatId, modelId, prompts, newChatId } = req.body as Props;
if (!prompts) {
throw new Error('缺少参数');
}
const { userId } = await authUser({ req, authToken: true });
const nId = await saveChat({
chatId,
modelId,
prompts,
newChatId,
userId
});
jsonRes(res, {
data: nId
});
} catch (err) {
jsonRes(res, {
code: 500,
error: err
});
}
}
export async function saveChat({
chatId,
newChatId,
modelId,
prompts,
userId
}: Props & { userId: string }) {
await connectToDatabase();
const { model } = await authModel({ modelId, userId, authOwner: false });
const content = prompts.map((item) => ({
_id: item._id ? new mongoose.Types.ObjectId(item._id) : undefined,
obj: item.obj,
value: item.value,
systemPrompt: item.systemPrompt,
quote: item.quote || []
}));
const [id] = await Promise.all([
...(chatId // update chat
? [
Chat.findByIdAndUpdate(chatId, {
$push: {
content: {
$each: content
}
},
title: content[0].value.slice(0, 20),
latestChat: content[1].value,
updateTime: new Date()
}).then(() => '')
]
: [
Chat.create({
_id: newChatId ? new mongoose.Types.ObjectId(newChatId) : undefined,
userId,
modelId,
content,
title: content[0].value.slice(0, 20),
latestChat: content[1].value
}).then((res) => res._id)
]),
// update model
...(String(model.userId) === userId
? [
Model.findByIdAndUpdate(modelId, {
updateTime: new Date()
})
]
: [])
]);
return {
id
};
}