src/start.ts

   1 import Configuration from './utils/Configuration';
   2 import { StationWorkerData } from './types/Worker';
   3 import Utils from './utils/Utils';
   4 import WorkerFactory from './worker/WorkerFactory';
   5 import Wrk from './worker/Wrk';
   6
   7 class Bootstrap {
   8   static async start() {
   9     try {
  10       let numStationsTotal = 0;
  11       const workerImplementation: Wrk = WorkerFactory.getWorkerImpl('./dist/charging-station/StationWorker.js', Configuration.getWorkerProcess(), {
  12         poolMaxSize: Configuration.getWorkerPoolMaxSize(),
  13         poolMinSize: Configuration.getWorkerPoolMinSize(),
  14         elementsPerWorker: Configuration.getChargingStationsPerWorker()
  15       });
  16       await workerImplementation.start();
  17       // Start ChargingStation object in worker thread
  18       if (Configuration.getStationTemplateURLs()) {
  19         for (const stationURL of Configuration.getStationTemplateURLs()) {
  20           try {
  21             const nbStations = stationURL.numberOfStations ? stationURL.numberOfStations : 0;
  22             for (let index = 1; index <= nbStations; index++) {
  23               const workerData: StationWorkerData = {
  24                 index,
  25                 templateFile: stationURL.file
  26               };
  27               await workerImplementation.addElement(workerData);
  28               numStationsTotal++;
  29             }
  30           } catch (error) {
  31             // eslint-disable-next-line no-console
  32             console.error('Charging station start with template file ' + stationURL.file + ' error ', error);
  33           }
  34         }
  35       } else {
  36         console.log('No stationTemplateURLs defined in configuration, exiting');
  37       }
  38       if (numStationsTotal === 0) {
  39         console.log('No charging station template enabled in configuration, exiting');
  40       } else {
  41         console.log(`Charging station simulator started with ${numStationsTotal.toString()} charging station(s) and ${Utils.workerDynamicPoolInUse() ? `${Configuration.getWorkerPoolMinSize().toString()}/` : ''}${workerImplementation.size}${Utils.workerPoolInUse() ? `/${Configuration.getWorkerPoolMaxSize().toString()}` : ''} worker(s) concurrently running in '${Configuration.getWorkerProcess()}' mode (${workerImplementation.maxElementsPerWorker} charging station(s) per worker)`);
  42       }
  43     } catch (error) {
  44       // eslint-disable-next-line no-console
  45       console.error('Bootstrap start error ', error);
  46     }
  47   }
  48 }
  49
  50 Bootstrap.start().catch(
  51   (error) => {
  52     console.error(error);
  53   }
  54 );