feat: ensure charging station add op return its station info
[e-mobility-charging-stations-simulator.git] / src / worker / WorkerFactory.ts
index debd3f6a21342797ac15a6ae23eb5f0e664edce5..73bcd56dc62467c7bb942157d88554014b8240af 100644 (file)
@@ -1,45 +1,39 @@
-import { Worker, isMainThread } from 'worker_threads';
-import { WorkerData, WorkerOptions, WorkerProcessType } from '../types/Worker';
+import { isMainThread } from 'node:worker_threads'
 
-import Constants from '../utils/Constants';
-import { PoolOptions } from 'poolifier';
-import type WorkerAbstract from './WorkerAbstract';
-import WorkerDynamicPool from './WorkerDynamicPool';
-import WorkerSet from './WorkerSet';
-import WorkerStaticPool from './WorkerStaticPool';
+import { mergeDeepRight } from 'rambda'
 
-export default class WorkerFactory {
-  private constructor() {
+import type { WorkerAbstract } from './WorkerAbstract.js'
+import { DEFAULT_WORKER_OPTIONS } from './WorkerConstants.js'
+import { WorkerDynamicPool } from './WorkerDynamicPool.js'
+import { WorkerFixedPool } from './WorkerFixedPool.js'
+import { WorkerSet } from './WorkerSet.js'
+import { type WorkerData, type WorkerOptions, WorkerProcessType } from './WorkerTypes.js'
+
+// eslint-disable-next-line @typescript-eslint/no-extraneous-class
+export class WorkerFactory {
+  private constructor () {
     // This is intentional
   }
 
-  public static getWorkerImplementation<T extends WorkerData>(workerScript: string, workerProcessType: WorkerProcessType, workerOptions?: WorkerOptions): WorkerAbstract<T> | null {
+  public static getWorkerImplementation<D extends WorkerData, R extends WorkerData>(
+    workerScript: string,
+    workerProcessType: WorkerProcessType,
+    workerOptions?: WorkerOptions
+  ): WorkerAbstract<D, R> {
     if (!isMainThread) {
-      throw new Error('Trying to get a worker implementation outside the main thread');
+      throw new Error('Cannot get a worker implementation outside the main thread')
     }
-    workerOptions = workerOptions ?? {} as WorkerOptions;
-    workerOptions.workerStartDelay = workerOptions?.workerStartDelay ?? Constants.WORKER_START_DELAY;
-    workerOptions.elementStartDelay = workerOptions?.elementStartDelay ?? Constants.ELEMENT_START_DELAY;
-    workerOptions.poolOptions = workerOptions?.poolOptions ?? {} as PoolOptions<Worker>;
-    workerOptions?.messageHandler && (workerOptions.poolOptions.messageHandler = workerOptions.messageHandler);
-    let workerImplementation: WorkerAbstract<T> = null;
+    workerOptions = mergeDeepRight<WorkerOptions>(DEFAULT_WORKER_OPTIONS, workerOptions ?? {})
     switch (workerProcessType) {
-      case WorkerProcessType.WORKER_SET:
-        workerOptions.elementsPerWorker = workerOptions?.elementsPerWorker ?? Constants.DEFAULT_CHARGING_STATIONS_PER_WORKER;
-        workerImplementation = new WorkerSet(workerScript, workerOptions);
-        break;
-      case WorkerProcessType.STATIC_POOL:
-        workerOptions.poolMaxSize = workerOptions?.poolMaxSize ?? Constants.DEFAULT_WORKER_POOL_MAX_SIZE;
-        workerImplementation = new WorkerStaticPool(workerScript, workerOptions);
-        break;
-      case WorkerProcessType.DYNAMIC_POOL:
-        workerOptions.poolMinSize = workerOptions?.poolMinSize ?? Constants.DEFAULT_WORKER_POOL_MIN_SIZE;
-        workerOptions.poolMaxSize = workerOptions?.poolMaxSize ?? Constants.DEFAULT_WORKER_POOL_MAX_SIZE;
-        workerImplementation = new WorkerDynamicPool(workerScript, workerOptions);
-        break;
+      case WorkerProcessType.workerSet:
+        return new WorkerSet<D, R>(workerScript, workerOptions)
+      case WorkerProcessType.fixedPool:
+        return new WorkerFixedPool<D, R>(workerScript, workerOptions)
+      case WorkerProcessType.dynamicPool:
+        return new WorkerDynamicPool<D, R>(workerScript, workerOptions)
       default:
-        throw new Error(`Worker implementation type '${workerProcessType}' not found`);
+        // eslint-disable-next-line @typescript-eslint/restrict-template-expressions
+        throw new Error(`Worker implementation type '${workerProcessType}' not found`)
     }
-    return workerImplementation;
   }
 }