ws.js

const api = {
  auth: async (login, password) => {
    await sleep(300); // simulate asynchronous call
    if (login === 'admin' && password === 'secret') {
      return {
        token: crypto.randomBytes(20).toString('hex')
      };
    }

    return {
      error: 'Unauthorized',
    };
  },
  
  getUsers: () => {
     return [
       { login: 'johnny', email: 'johnny@example.org' },
       { login: 'valentine', email: 'valentine@example.org' },
     ];
  }
}