| 1 | // Partial Copyright Jerome Benoit. 2021-2023. All Rights Reserved. |
| 2 | |
| 3 | import { AsyncResource } from 'node:async_hooks'; |
| 4 | import { parentPort } from 'node:worker_threads'; |
| 5 | |
| 6 | import { ThreadWorker } from 'poolifier'; |
| 7 | |
| 8 | import { ChargingStation } from './ChargingStation'; |
| 9 | import type { ChargingStationWorkerData } from '../types'; |
| 10 | import { Configuration } from '../utils'; |
| 11 | import { WorkerConstants, type WorkerMessage, WorkerMessageEvents } from '../worker'; |
| 12 | |
| 13 | const moduleName = 'ChargingStationWorker'; |
| 14 | |
| 15 | /** |
| 16 | * Creates and starts a charging station instance |
| 17 | * |
| 18 | * @param data - workerData |
| 19 | */ |
| 20 | const startChargingStation = (data: ChargingStationWorkerData): void => { |
| 21 | new ChargingStation(data.index, data.templateFile).start(); |
| 22 | }; |
| 23 | |
| 24 | class ChargingStationWorker extends AsyncResource { |
| 25 | constructor() { |
| 26 | super(moduleName); |
| 27 | // Add message listener to create and start charging station from the main thread |
| 28 | parentPort?.on('message', (message: WorkerMessage<ChargingStationWorkerData>) => { |
| 29 | if (message.id === WorkerMessageEvents.startWorkerElement) { |
| 30 | this.runInAsyncScope( |
| 31 | startChargingStation.bind(this) as (data: ChargingStationWorkerData) => void, |
| 32 | this, |
| 33 | message.data, |
| 34 | ); |
| 35 | } |
| 36 | }); |
| 37 | } |
| 38 | } |
| 39 | |
| 40 | export let chargingStationWorker: ChargingStationWorker | ThreadWorker<ChargingStationWorkerData>; |
| 41 | if (Configuration.workerPoolInUse()) { |
| 42 | chargingStationWorker = new ThreadWorker<ChargingStationWorkerData>(startChargingStation, { |
| 43 | maxInactiveTime: WorkerConstants.POOL_MAX_INACTIVE_TIME, |
| 44 | }); |
| 45 | } else { |
| 46 | chargingStationWorker = new ChargingStationWorker(); |
| 47 | } |