@lomray/microservice-nodejs-lib/example/index.ts

Package for create microservice architecture based on NodeJS & inverted json.

import BaseException from '@core/base-exception';
import Gateway from '@services/gateway';
import Microservice from '@services/microservice';
// import { Gateway, Microservice } from '../lib';

/**
 * THIS IS MICROSERVICE: demo
 *
 * 1. Create microservice with name 'demo'
 * 2. add 'test' endpoint handler
 */
const microservice = Microservice.create({
  name: 'demo',
});

microservice.addEndpoint('test', ({ hello }) => ({ success: true, hello }));
microservice.addEndpoint('test-exception', () => {
  throw new BaseException({
    message: 'Oh noo...',
    payload: {
      field: 1,
      field2: [],
    },
  });
});
microservice.addEndpoint('test-with-cookies-manipulations', () => ({
  awesome: 'result',
  payload: {
    cookies: [
      { action: 'add', name: 'cookie1', value: 'test1', options: { httpOnly: true } },
      { action: 'remove', name: 'cookie2' },
    ],
  },
}));

/**
 * Working with events
 */
microservice.addEndpoint('test-event', async () => {
  // Send event
  const result = await Microservice.eventPublish('test.event', { hello: 'world' });

  return { result };
});
microservice.addEventHandler('test.event', (params) => {
  console.info('New event:', params);
});

/**
 * THIS IS MICROSERVICE: gateway
 *
 * 1. Create gateway (auto registration microservices enabled)
 */
const gateway = Gateway.create();

// auto registration microservices enabled (no need call addMicroservice)
// gateway.addMicroservice('demo');

// start microservices
void gateway.start();
void microservice.start();