import * as commands from './commands';
import { logFail } from './utils';

type Commands = typeof commands;
type CommandNames = keyof Commands;
interface HandleMessageArgs<T extends CommandNames> {
  type: T;
  args: Parameters<Commands[T]>[0];
}

process.on('message', async <T extends CommandNames>({ type, args }: HandleMessageArgs<T>) => {
  const command: (a: typeof args) => Promise<unknown> = commands[type];

  if (typeof command === 'function') {
    try {
      await command(args);
      process.exit(0);
    } catch (err) {
      logFail(err.message);
      process.exit(1);
    }
  }
});