-import Configuration from '../utils/Configuration';
-import WorkerDynamicPool from './WorkerDynamicPool';
-import { WorkerProcessType } from '../types/Worker';
-import WorkerSet from './WorkerSet';
-import WorkerStaticPool from './WorkerStaticPool';
-import Wrk from './Wrk';
+import { isMainThread } from 'node:worker_threads';
-export default class WorkerFactory {
- public static getWorkerImpl(workerScript: string): Wrk {
- switch (Configuration.getWorkerProcess()) {
- case WorkerProcessType.WORKER_SET:
- return new WorkerSet(workerScript, Configuration.getChargingStationsPerWorker());
- case WorkerProcessType.STATIC_POOL:
- return new WorkerStaticPool(workerScript, Configuration.getWorkerPoolMaxSize());
- case WorkerProcessType.DYNAMIC_POOL:
- return new WorkerDynamicPool(workerScript, Configuration.getWorkerPoolMinSize(), Configuration.getWorkerPoolMaxSize());
+import type { WorkerAbstract } from './WorkerAbstract';
+import { WorkerConstants } from './WorkerConstants';
+import { WorkerDynamicPool } from './WorkerDynamicPool';
+import { WorkerSet } from './WorkerSet';
+import { WorkerStaticPool } from './WorkerStaticPool';
+import { type WorkerData, type WorkerOptions, WorkerProcessType } from './WorkerTypes';
+
+const DEFAULT_WORKER_OPTIONS: WorkerOptions = {
+ workerStartDelay: WorkerConstants.DEFAULT_WORKER_START_DELAY,
+ elementStartDelay: WorkerConstants.DEFAULT_ELEMENT_START_DELAY,
+ poolMinSize: WorkerConstants.DEFAULT_POOL_MIN_SIZE,
+ poolMaxSize: WorkerConstants.DEFAULT_POOL_MAX_SIZE,
+ elementsPerWorker: WorkerConstants.DEFAULT_ELEMENTS_PER_WORKER,
+ poolOptions: {},
+};
+
+export class WorkerFactory {
+ private constructor() {
+ // This is intentional
+ }
+
+ public static getWorkerImplementation<T extends WorkerData>(
+ workerScript: string,
+ workerProcessType: WorkerProcessType,
+ workerOptions?: WorkerOptions,
+ ): WorkerAbstract<T> | null {
+ if (!isMainThread) {
+ throw new Error('Cannot get a worker implementation outside the main thread');
+ }
+ workerOptions = { ...DEFAULT_WORKER_OPTIONS, ...workerOptions };
+ let workerImplementation: WorkerAbstract<T> | null = null;
+ switch (workerProcessType) {
+ case WorkerProcessType.workerSet:
+ workerImplementation = new WorkerSet(workerScript, workerOptions);
+ break;
+ case WorkerProcessType.staticPool:
+ workerImplementation = new WorkerStaticPool(workerScript, workerOptions);
+ break;
+ case WorkerProcessType.dynamicPool:
+ workerImplementation = new WorkerDynamicPool(workerScript, workerOptions);
+ break;
default:
- return null;
+ // eslint-disable-next-line @typescript-eslint/restrict-template-expressions
+ throw new Error(`Worker implementation type '${workerProcessType}' not found`);
}
+ return workerImplementation;
}
}