Commit | Line | Data |
---|---|---|
b8da29bc JB |
1 | import { WorkerOptions, WorkerProcessType } from '../types/Worker'; |
2 | ||
322c9192 | 3 | import Constants from '../utils/Constants'; |
fd1fdf1b | 4 | import WorkerAbstract from './WorkerAbstract'; |
a4624c96 | 5 | import WorkerDynamicPool from './WorkerDynamicPool'; |
6013bc53 | 6 | import WorkerSet from './WorkerSet'; |
a4624c96 | 7 | import WorkerStaticPool from './WorkerStaticPool'; |
ded13d97 | 8 | import { isMainThread } from 'worker_threads'; |
6013bc53 JB |
9 | |
10 | export default class WorkerFactory { | |
3356aa84 | 11 | // eslint-disable-next-line @typescript-eslint/no-empty-function |
6c3cfef8 JB |
12 | private constructor() { |
13 | // This is intentional | |
14 | } | |
8df3f0a9 | 15 | |
81797102 JB |
16 | public static getWorkerImplementation<T>(workerScript: string, workerProcessType: WorkerProcessType, options?: WorkerOptions, |
17 | messageListenerCallback: (message: any) => void = () => { /* This is intentional */ }): WorkerAbstract | null { | |
ded13d97 JB |
18 | if (!isMainThread) { |
19 | throw new Error('Trying to get a worker implementation outside the main thread'); | |
20 | } | |
535aaa27 JB |
21 | options = options ?? {} as WorkerOptions; |
22 | options.startDelay = options.startDelay ?? Constants.WORKER_START_DELAY; | |
23 | let workerImplementation: WorkerAbstract = null; | |
24 | switch (workerProcessType) { | |
25 | case WorkerProcessType.WORKER_SET: | |
26 | options.elementsPerWorker = options.elementsPerWorker ?? Constants.DEFAULT_CHARGING_STATIONS_PER_WORKER; | |
81797102 | 27 | workerImplementation = new WorkerSet<T>(workerScript, options.elementsPerWorker, options.startDelay, messageListenerCallback); |
535aaa27 JB |
28 | break; |
29 | case WorkerProcessType.STATIC_POOL: | |
30 | options.poolMaxSize = options.poolMaxSize ?? Constants.DEFAULT_WORKER_POOL_MAX_SIZE; | |
81797102 | 31 | workerImplementation = new WorkerStaticPool<T>(workerScript, options.poolMaxSize, options.startDelay, options.poolOptions, messageListenerCallback); |
535aaa27 JB |
32 | break; |
33 | case WorkerProcessType.DYNAMIC_POOL: | |
34 | options.poolMinSize = options.poolMinSize ?? Constants.DEFAULT_WORKER_POOL_MIN_SIZE; | |
35 | options.poolMaxSize = options.poolMaxSize ?? Constants.DEFAULT_WORKER_POOL_MAX_SIZE; | |
81797102 | 36 | workerImplementation = new WorkerDynamicPool<T>(workerScript, options.poolMinSize, options.poolMaxSize, options.startDelay, options.poolOptions, messageListenerCallback); |
535aaa27 | 37 | break; |
fb226c9b JB |
38 | default: |
39 | throw new Error(`Worker implementation type '${workerProcessType}' not found`); | |
6013bc53 | 40 | } |
535aaa27 | 41 | return workerImplementation; |
6013bc53 JB |
42 | } |
43 | } |