/**
 * @author Martin Karkowski
 * @email m.karkowski@zema.de
 * @create date 2021-06-04 19:17:56
 * @modify date 2021-06-04 19:17:56
 * @desc [description]
 */

import "reflect-metadata";
import { promisify } from "util";
import { runNopeBackend } from "../lib/cli/runNopeBackend";
import { getNopeLogger } from "../lib/logger/getLogger";
import { NopeObservable } from "../lib/observables/nopeObservable";

const sleep = promisify(setTimeout);
const logger = getNopeLogger("dispatcher","info");

const main = async () => {

    logger.info("Creating Dispatcher");
    const dispatcher = await runNopeBackend({skipLoadingConfig: true, channel:"amqp", log: "info"});
    logger.info("Dispatcher ready");


    const max = 10000;
    await sleep(1000);

    const promises = [];

    
    let c = 0;
    // Call Tasks Parallel!
    const start = Date.now();
    while (c < 10) {
        try {
            logger.info("Dispatching Call", c);
            promises.push(dispatcher.performCall("func", [c++])); 
        } catch(e){
            logger.error(e);
        }        
    }
    const dispatched = Date.now();
    // Now Wait for all Open Task
    await Promise.all(promises);
    const end = Date.now();

    logger.info("Dispatching took",dispatched-start,"[ms]");
    logger.info("Calling took",end-start,"[ms]");




    await sleep(500);
    const obs01 = new NopeObservable<number>();
    dispatcher.registerObservable(obs01, {
        mode: "publish",
        topic: "test.var",
        schema: {}
    });
    obs01.setContent(1200);

    await sleep(500);

    c = 0;
    while (c < max) {
        obs01.setContent(c++);
    }
};

main();