2024-05-28 14:47:10 +08:00

48 lines
1.2 KiB
TypeScript

import { type MessagePort, Worker } from 'worker_threads';
import * as path from 'path';
export enum WorkerNameEnum {
runJs = 'runJs',
runPy = 'runPy'
}
type WorkerResponseType = { type: 'success' | 'error'; data: any };
export const getWorker = (name: WorkerNameEnum) => {
const baseUrl =
process.env.NODE_ENV === 'production' ? 'projects/sandbox/dist/worker' : 'dist/worker';
const workerPath = path.join(process.cwd(), baseUrl, `${name}.js`);
return new Worker(workerPath);
};
export const runWorker = <T = any>(name: WorkerNameEnum, params?: Record<string, any>) => {
return new Promise<T>((resolve, reject) => {
const worker = getWorker(name);
worker.postMessage(params);
worker.on('message', (msg: WorkerResponseType) => {
if (msg.type === 'error') return reject(msg.data);
resolve(msg.data);
worker.terminate();
});
worker.on('error', (err) => {
reject(err);
worker.terminate();
});
worker.on('messageerror', (err) => {
reject(err);
worker.terminate();
});
});
};
export const workerResponse = ({
parentPort,
...data
}: WorkerResponseType & { parentPort?: MessagePort }) => {
parentPort?.postMessage(data);
};