import { pipeline } from '@xenova/transformers';
import { parentPort } from 'worker_threads';

let model: any;

parentPort?.on('message', async ({ id, text }) => {
	if(!model) model = await pipeline('feature-extraction', 'Xenova/all-MiniLM-L6-v2');
	const output = await model(text, { pooling: 'mean', normalize: true });
	const embedding = Array.from(output.data);
	parentPort?.postMessage({ id, embedding });
});