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Add context, !chat clears the context !cont keeps it

dnd
Stef Dunlap 2023-03-07 21:41:08 -05:00
parent cb42f77ed2
commit daa97f9d86
1 changed files with 61 additions and 13 deletions
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74
index.js
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@ -3,13 +3,62 @@
const irc = require('irc');
const axios = require('axios');
const config = require('./config.json');
// context is a list of strings that are used to seed the chatgpt api and it's responses
class Context {
messages = [];
currentResponse = '';
add_user_message(message) {
this.messages.push({ role: 'user', content: message });
}
add_assistant_message(message) {
this.messages.push({ role: 'assistant', content: message });
}
append_current_response(message) {
this.currentResponse += message;
}
end_line() {
const response_so_far = this.currentResponse;
this.currentResponse += "\n\n"
return response_so_far;
}
finish_current_response() {
this.add_assistant_message(this.currentResponse);
const the_response = this.currentResponse;
this.currentResponse = '';
return the_response;
}
is_response_in_progress() {
return this.currentResponse !== '';
}
clear() {
this.messages = [];
this.currentResponse = '';
}
}
const context = new Context();
const client = new irc.Client(config.server, config.nick, {
channels: config.channels,
});
// listen for messages that start with !chat and call the chatgpt api with a callback that prints the response line by line
client.addListener('message', async (from, to, message) => {
if (message.startsWith('!chat')) {
is_chat_cmd = message.startsWith('!chat');
is_cont_cmd = message.startsWith('!cont');
if (is_chat_cmd || is_cont_cmd) {
if(context.is_response_in_progress()) { return; }
if(is_chat_cmd) {
context.clear();
}
const query = message.slice(6);
chatgpt(query, (line) => {
client.say(to, line);
@ -19,10 +68,13 @@ client.addListener('message', async (from, to, message) => {
// function that calls the chatgpt streaming api (with server send events) and calls the callback function for each line
async function chatgpt(query, callback) {
// a very primitive mutex to prevent multiple calls to the api at once
if(context.is_response_in_progress()) { return; }
context.add_user_message(query);
const apiUrl = 'https://api.openai.com/v1/chat/completions';
const response = await axios.post(apiUrl, {
messages: [{ role: 'user', content: query }],
messages: [context.messages],
model: 'gpt-3.5-turbo',
stream: true,
}, {
@ -33,7 +85,6 @@ async function chatgpt(query, callback) {
responseType: 'stream',
});
let line = '';
response.data.on('data', (event) => {
let data = event.toString();
let parts = data.split('\n');
@ -41,8 +92,7 @@ async function chatgpt(query, callback) {
for(part of parts) {
console.log(part);
if(part === 'data: [DONE]') {
callback(line);
line = '';
callback(context.finish_current_response());
} else if(part.startsWith('data: ')) {
let jsonString = part.slice(part.indexOf('{'), part.lastIndexOf('}') + 1);
try {
@ -60,20 +110,18 @@ async function chatgpt(query, callback) {
let hasEndNewline = chunk.endsWith("\n");
if(hasStartNewline) {
callback(line);
line = '';
callback(context.end_line())
}
for (let i = 0; i < lines.length - 1; i++) {
callback(line+lines[i]);
line = '';
context.append_current_response(lines[i]);
callback(context.end_line());
}
line += lines[lines.length - 1];
context.append_current_response(lines[lines.length - 1]);
if(hasEndNewline) {
callback(line);
line = '';
callback(context.end_line());
}
if(line.length > 400) {