import { QUEUES_INIT } from "../util/config";
import { CommonQueueManagement } from "./common";
import { Consumers } from "../types";

// ingest the global config and come up with a list of queue names to create
const INITS = Object.entries(QUEUES_INIT).reduce(
  (prev: string[], [name, config]) => {
    if (config.mainframe.init) {
      return [...prev, name];
    } else {
      return prev;
    }
  },
  [],
);

/**
 * This is the instance for the central Lexamica API. This instance has access to almost all queues so that the Lexamica API can assign, manage, and process jobs.
 */
export class Mainframe extends CommonQueueManagement {
  /**
   * Initialize a mainframe instance using an optional manual list of queues and an optional remote Redis url
   * @param connection_url if given, instance will connect to this remote Redis. Otherwise a local instance will be used.
   * @param initQueues if given, local queue instances will be built off of this. Recommend not specifying this unless you know what you are doing.
   */
  constructor(connection_url?: string, initQueues?: string[]) {
    super(initQueues ?? INITS, Consumers.MAINFRAME, connection_url);
  }
}