hiot-kafka/lib/index.js

hiot-app middleware to bootstrap kafka

"use strict";
const middleware = require("./middleware");

class Builder {
  constructor() {
    this.options = {
      server: "kafka",
      port: 9092,
      groupId: "app-consumer-group",
      clientId: "app-client",
      createTopics: false,
      logger: {
        // eslint-disable-next-line no-console
        error: console.error,
        // eslint-disable-next-line no-console
        debug: console.log,
        // eslint-disable-next-line no-console
        info: console.log,
        // eslint-disable-next-line no-console
        trace: console.log,
        // eslint-disable-next-line no-console
        warn: console.log,
      },
      handlers: () => {},
    };
  }

  logger(logger) {
    this.options.logger = logger || this.options.logger;
    return this;
  }

  handlers(handlers) {
    this.options.handlers = handlers || this.options.handlers;
    return this;
  }

  config(config) {
    this.options = Object.assign({}, this.options, config || {});
    return this;
  }

  build() {
    return middleware(this.options);
  }
}

module.exports = () => new Builder();