feat: lafgpt。openapi schema
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@ -105,8 +105,8 @@ export default async function handler(req: NextApiRequest, res: NextApiResponse)
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throw new Error('对不起,我没有找到你的问题');
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throw new Error('对不起,我没有找到你的问题');
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}
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}
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// textArr 筛选,最多 3000 tokens
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// textArr 筛选,最多 3200 tokens
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const systemPrompt = systemPromptFilter(formatRedisPrompt, 3400);
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const systemPrompt = systemPromptFilter(formatRedisPrompt, 3200);
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prompts.unshift({
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prompts.unshift({
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obj: 'SYSTEM',
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obj: 'SYSTEM',
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@ -1,20 +1,18 @@
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import type { NextApiRequest, NextApiResponse } from 'next';
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import type { NextApiRequest, NextApiResponse } from 'next';
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import { createParser, ParsedEvent, ReconnectInterval } from 'eventsource-parser';
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import { connectToDatabase, Model } from '@/service/mongo';
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import { connectToDatabase } from '@/service/mongo';
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import { getOpenAIApi } from '@/service/utils/chat';
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import { getOpenAIApi, authChat } from '@/service/utils/chat';
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import { authToken } from '@/service/utils/tools';
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import { httpsAgent, openaiChatFilter, systemPromptFilter } from '@/service/utils/tools';
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import { httpsAgent, openaiChatFilter, systemPromptFilter } from '@/service/utils/tools';
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import { ChatCompletionRequestMessage, ChatCompletionRequestMessageRoleEnum } from 'openai';
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import { ChatCompletionRequestMessage, ChatCompletionRequestMessageRoleEnum } from 'openai';
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import { ChatItemType } from '@/types/chat';
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import { ChatItemType } from '@/types/chat';
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import { jsonRes } from '@/service/response';
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import { jsonRes } from '@/service/response';
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import type { ModelSchema } from '@/types/mongoSchema';
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import { PassThrough } from 'stream';
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import { PassThrough } from 'stream';
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import { modelList } from '@/constants/model';
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import { ChatModelNameEnum, modelList, ChatModelNameMap } from '@/constants/model';
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import { pushChatBill } from '@/service/events/pushBill';
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import { pushChatBill } from '@/service/events/pushBill';
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import { connectRedis } from '@/service/redis';
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import { connectRedis } from '@/service/redis';
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import { VecModelDataPrefix } from '@/constants/redis';
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import { VecModelDataPrefix } from '@/constants/redis';
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import { vectorToBuffer } from '@/utils/tools';
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import { vectorToBuffer } from '@/utils/tools';
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import { openaiCreateEmbedding } from '@/service/utils/openai';
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import { openaiCreateEmbedding, getOpenApiKey, gpt35StreamResponse } from '@/service/utils/openai';
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import { gpt35StreamResponse } from '@/service/utils/openai';
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/* 发送提示词 */
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/* 发送提示词 */
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export default async function handler(req: NextApiRequest, res: NextApiResponse) {
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export default async function handler(req: NextApiRequest, res: NextApiResponse) {
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@ -33,13 +31,13 @@ export default async function handler(req: NextApiRequest, res: NextApiResponse)
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});
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});
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try {
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try {
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const { chatId, prompt } = req.body as {
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const { prompt, modelId } = req.body as {
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prompt: ChatItemType;
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prompt: ChatItemType;
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chatId: string;
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modelId: string;
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};
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};
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const { authorization } = req.headers;
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const { authorization } = req.headers;
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if (!chatId || !prompt) {
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if (!prompt) {
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throw new Error('缺少参数');
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throw new Error('缺少参数');
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}
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}
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@ -47,49 +45,57 @@ export default async function handler(req: NextApiRequest, res: NextApiResponse)
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const redis = await connectRedis();
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const redis = await connectRedis();
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let startTime = Date.now();
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let startTime = Date.now();
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const { chat, userApiKey, systemKey, userId } = await authChat(chatId, authorization);
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/* 凭证校验 */
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const userId = await authToken(authorization);
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const { userApiKey, systemKey } = await getOpenApiKey(userId);
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const model: ModelSchema = chat.modelId;
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/* 查找数据库里的模型信息 */
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const modelConstantsData = modelList.find((item) => item.model === model.service.modelName);
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const model = await Model.findById(modelId);
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if (!modelConstantsData) {
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if (!model) {
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throw new Error('模型加载异常');
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throw new Error('找不到模型');
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}
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}
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const modelConstantsData = modelList.find(
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(item) => item.model === ChatModelNameEnum.VECTOR_GPT
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);
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if (!modelConstantsData) {
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throw new Error('模型已下架');
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}
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// 获取 chatAPI
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// 获取 chatAPI
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const chatAPI = getOpenAIApi(userApiKey || systemKey);
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const chatAPI = getOpenAIApi(userApiKey || systemKey);
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// 请求一次 chatgpt 拆解需求
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// 请求一次 chatgpt 拆解需求
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const promptResponse = await chatAPI.createChatCompletion(
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const promptResponse = await chatAPI.createChatCompletion(
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{
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{
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model: model.service.chatModel,
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model: ChatModelNameMap[ChatModelNameEnum.GPT35],
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temperature: 0,
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temperature: 0,
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// max_tokens: modelConstantsData.maxToken,
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messages: [
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messages: [
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{
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{
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role: 'system',
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role: 'system',
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content: `服务端逻辑生成器。根据用户输入的需求,拆解成代码实现的步骤,并按格式返回: 1.\n2.\n3.\n ......
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content: `服务端逻辑生成器.根据用户输入的需求,拆解成代码实现的步骤,并按格式返回: 1.\n2.\n3.\n ......
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下面是一些例子:
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实现一个手机号发生注册验证码方法.
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1. 从 query 中获取 phone.
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2. 校验手机号格式是否正确,不正确返回{error: "手机号格式错误"}.
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3. 给 phone 发送一个短信验证码,验证码长度为6位字符串,内容为:你正在注册laf,验证码为:code.
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4. 数据库添加数据,表为"codes",内容为 {phone, code}.
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下面是一些例子:
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实现根据手机号注册账号,需要验证手机验证码.
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实现一个手机号注册账号的方法,包含两个函数
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1. 从 body 中获取 phone 和 code.
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* 发送手机验证码函数:
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2. 校验手机号格式是否正确,不正确返回{error: "手机号格式错误"}.
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1. 从 query 中获取 phone
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2. 获取数据库数据,表为"codes",查找是否有符合 phone, code 等于body参数的记录,没有的话返回 {error:"验证码不正确"}.
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2. 校验手机号格式是否正确,不正确返回{error: "手机号格式错误"}
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4. 添加数据库数据,表为"users" ,内容为{phone, code, createTime}.
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3. 给 phone 发送一个短信验证码,验证码长度为6位字符串,内容为:你正在注册laf, 验证码为:code
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5. 删除数据库数据,删除 code 记录.
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4. 数据库添加数据,表为"codes",内容为 {phone, code}
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* 注册函数
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更新博客记录。传入blogId,blogText,tags,还需要记录更新的时间.
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1. 从 body 中获取 phone 和 code
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1. 从 body 中获取 blogId,blogText 和 tags.
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2. 校验手机号格式是否正确,不正确返回{error: "手机号格式错误"}
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2. 校验 blogId 是否为空,为空则返回 {error: "博客ID不能为空"}.
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2. 获取数据库数据,表为"codes",查找是否有符合 phone, code 等于body参数的记录,没有的话返回 {error:"验证码不正确"}
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3. 校验 blogText 是否为空,为空则返回 {error: "博客内容不能为空"}.
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4. 添加数据库数据,表为"users" ,内容为{phone, code, createTime}
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4. 校验 tags 是否为数组,不是则返回 {error: "标签必须为数组"}.
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5. 删除数据库数据,删除 code 记录
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5. 获取当前时间,记录为 updateTime.
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---------------
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6. 更新数据库数据,表为"blogs",更新符合 blogId 的记录的内容为{blogText, tags, updateTime}.
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更新博客记录。传入blogId,blogText,tags,还需要记录更新的时间
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7. 返回结果 {message: "更新博客记录成功"}.`
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1. 从 body 中获取 blogId,blogText 和 tags
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2. 校验 blogId 是否为空,为空则返回 {error: "博客ID不能为空"}
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3. 校验 blogText 是否为空,为空则返回 {error: "博客内容不能为空"}
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4. 校验 tags 是否为数组,不是则返回 {error: "标签必须为数组"}
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5. 获取当前时间,记录为 updateTime
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6. 更新数据库数据,表为"blogs",更新符合 blogId 的记录的内容为{blogText, tags, updateTime}
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7. 返回结果 {message: "更新博客记录成功"}`
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},
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},
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{
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{
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role: 'user',
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role: 'user',
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@ -120,16 +126,15 @@ export default async function handler(req: NextApiRequest, res: NextApiResponse)
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});
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});
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// 读取对话内容
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// 读取对话内容
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const prompts = [...chat.content, prompt];
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const prompts = [prompt];
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// 搜索系统提示词, 按相似度从 redis 中搜出相关的 q 和 text
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// 搜索系统提示词, 按相似度从 redis 中搜出相关的 q 和 text
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const redisData: any[] = await redis.sendCommand([
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const redisData: any[] = await redis.sendCommand([
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'FT.SEARCH',
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'FT.SEARCH',
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`idx:${VecModelDataPrefix}:hash`,
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`idx:${VecModelDataPrefix}:hash`,
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`@modelId:{${String(
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`@modelId:{${String(
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chat.modelId._id
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model._id
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)}} @vector:[VECTOR_RANGE 0.25 $blob]=>{$YIELD_DISTANCE_AS: score}`,
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)}} @vector:[VECTOR_RANGE 0.25 $blob]=>{$YIELD_DISTANCE_AS: score}`,
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// `@modelId:{${String(chat.modelId._id)}}=>[KNN 10 @vector $blob AS score]`,
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'RETURN',
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'RETURN',
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'1',
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'1',
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'text',
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'text',
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@ -162,8 +167,8 @@ export default async function handler(req: NextApiRequest, res: NextApiResponse)
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throw new Error('对不起,我没有找到你的问题');
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throw new Error('对不起,我没有找到你的问题');
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}
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}
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// textArr 筛选,最多 3000 tokens
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// textArr 筛选,最多 3200 tokens
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const systemPrompt = systemPromptFilter(formatRedisPrompt, 3400);
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const systemPrompt = systemPromptFilter(formatRedisPrompt, 3200);
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prompts.unshift({
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prompts.unshift({
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obj: 'SYSTEM',
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obj: 'SYSTEM',
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@ -185,7 +190,7 @@ export default async function handler(req: NextApiRequest, res: NextApiResponse)
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content: item.value
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content: item.value
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})
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})
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);
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);
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console.log(formatPrompts);
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// console.log(formatPrompts);
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// 计算温度
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// 计算温度
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const temperature = modelConstantsData.maxTemperature * (model.temperature / 10);
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const temperature = modelConstantsData.maxTemperature * (model.temperature / 10);
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@ -207,7 +212,7 @@ export default async function handler(req: NextApiRequest, res: NextApiResponse)
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}
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}
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);
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);
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console.log('api response time:', `${(Date.now() - startTime) / 1000}s`);
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console.log('api response. time:', `${(Date.now() - startTime) / 1000}s`);
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step = 1;
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step = 1;
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const { responseContent } = await gpt35StreamResponse({
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const { responseContent } = await gpt35StreamResponse({
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@ -215,6 +220,7 @@ export default async function handler(req: NextApiRequest, res: NextApiResponse)
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stream,
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stream,
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chatResponse
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chatResponse
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});
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});
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console.log('response done. time:', `${(Date.now() - startTime) / 1000}s`);
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const promptsContent = formatPrompts.map((item) => item.content).join('');
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const promptsContent = formatPrompts.map((item) => item.content).join('');
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// 只有使用平台的 key 才计费
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// 只有使用平台的 key 才计费
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@ -222,7 +228,6 @@ export default async function handler(req: NextApiRequest, res: NextApiResponse)
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isPay: !userApiKey,
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isPay: !userApiKey,
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modelName: model.service.modelName,
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modelName: model.service.modelName,
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userId,
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userId,
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chatId,
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text: promptsContent + responseContent
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text: promptsContent + responseContent
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});
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});
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} catch (err: any) {
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} catch (err: any) {
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@ -120,7 +120,6 @@ const Chat = ({ chatId }: { chatId: string }) => {
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const urlMap: Record<string, string> = {
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const urlMap: Record<string, string> = {
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[ChatModelNameEnum.GPT35]: '/api/chat/chatGpt',
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[ChatModelNameEnum.GPT35]: '/api/chat/chatGpt',
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[ChatModelNameEnum.VECTOR_GPT]: '/api/chat/vectorGpt',
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[ChatModelNameEnum.VECTOR_GPT]: '/api/chat/vectorGpt',
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// [ChatModelNameEnum.VECTOR_GPT]: '/api/chat/lafGpt',
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[ChatModelNameEnum.GPT3]: '/api/chat/gpt3'
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[ChatModelNameEnum.GPT3]: '/api/chat/gpt3'
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};
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};
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@ -15,7 +15,7 @@ export const pushChatBill = async ({
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isPay: boolean;
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isPay: boolean;
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modelName: string;
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modelName: string;
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userId: string;
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userId: string;
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chatId: string;
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chatId?: string;
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text: string;
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text: string;
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}) => {
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}) => {
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let billId;
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let billId;
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20
src/service/models/openapi.ts
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20
src/service/models/openapi.ts
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import { Schema, model, models, Model } from 'mongoose';
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import { OpenApiSchema } from '@/types/mongoSchema';
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const OpenApiSchema = new Schema({
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userId: {
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type: Schema.Types.ObjectId,
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ref: 'user',
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required: true
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},
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createTime: {
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type: Date,
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default: () => new Date()
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},
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lastUsedTime: {
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type: Date,
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default: () => new Date()
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}
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});
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export const OpenApi: Model<OpenApiSchema> = models['openapi'] || model('openapi', OpenApiSchema);
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9
src/types/mongoSchema.d.ts
vendored
9
src/types/mongoSchema.d.ts
vendored
@ -125,7 +125,7 @@ export interface DataSchema {
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_id: string;
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_id: string;
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userId: string;
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userId: string;
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name: string;
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name: string;
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createTime: string;
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createTime: Date;
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type: DataType;
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type: DataType;
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}
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}
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@ -148,3 +148,10 @@ export interface DataItemSchema {
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export interface DataItemPopulate extends DataItemSchema {
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export interface DataItemPopulate extends DataItemSchema {
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userId: UserModelSchema;
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userId: UserModelSchema;
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}
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}
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export interface OpenApiSchema {
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_id: string;
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userId: string;
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createTime: Date;
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lastUsedTime: Date;
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}
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