RAG/index.js

71 lines
2.0 KiB
JavaScript

const { AutoTokenizer, RagTokenForGeneration } = require('@huggingface/transformers');
const fs = require('fs');
const path = require('path');
const axios = require('axios');
const configparser = require('configparser');
// Load Markdown files
function loadMarkdownFiles(directory) {
const files = fs.readdirSync(directory);
const markdownFiles = [];
for (const file of files) {
if (path.extname(file).toLowerCase() === '.md') {
const filePath = path.join(directory, file);
const content = fs.readFileSync(filePath, 'utf-8');
markdownFiles.push({ name: file, content });
}
}
return markdownFiles;
}
// Initialize RAG model and tokenizer
async function initRagModel() {
const tokenizer = await AutoTokenizer.from_pretrained('facebook/rag-token-nq');
const model = await RagTokenForGeneration.from_pretrained('facebook/rag-token-nq');
return { tokenizer, model };
}
// Retrieve relevant information from Markdown files using Ollama API
async function retrieveInformation(query) {
try {
const config = new configparser.ConfigParser();
config.read('ollama.ini');
const host = config.get('Ollama', 'host');
const port = config.get('Ollama', 'port');
const response = await axios.post(`http://${host}:${port}/chat`, { query });
return response.data.response;
} catch (error) {
console.error('Error:', error.message);
throw error;
}
}
// Chatbot logic
async function chatbot() {
const directory = './notes'; // Directory containing Markdown files
const markdownFiles = loadMarkdownFiles(directory);
const ragModel = await initRagModel();
console.log('Chatbot is ready! Ask your questions.');
process.stdin.on('data', async (data) => {
const query = data.toString().trim();
if (query.toLowerCase() === 'exit') {
process.exit(0);
}
try {
const response = await retrieveInformation(query);
console.log(`Chatbot: ${response}`);
} catch (error) {
console.error('Error:', error.message);
}
});
}
chatbot();