spaghiajoeojo / express-beans

import { ExpressBean } from '@/ExpressBeansTypes';

import { logger, registeredMethods } from '@/core';

import { Executor } from '@/core/Executor';

/**

   * Hook a function right before the application is destroyed

   * @decorator

   */

export function Shutdown<This>(

  method: () => any,

  context: ClassMethodDecoratorContext<This, () => any>,

) {

  logger.debug(`Registering pre destroy function ${String(context.name)}`);

  Executor.setExecution('routing', () => {

    const bean = registeredMethods.get(method) as ExpressBean;

    logger.debug(`Initializing ${bean._className}.${String(context.name)} as pre destroy function`);

    Executor.setExecution('exit', () => method.bind(bean)());

  });

  return method;

}