refactor: rename src/charging-station/Utils.ts -> src/charging-station/Helpers.ts

[e-mobility-charging-stations-simulator.git] / src / charging-station / ChargingStationWorker.ts

diff --git a/src/charging-station/ChargingStationWorker.ts b/src/charging-station/ChargingStationWorker.ts
index d506637dcccfda43ec2d1989484ae58633a0ae7c..7c7a523558bd6e9b547afe8775ec71c79f11187b 100644 (file)
--- a/src/charging-station/ChargingStationWorker.ts
+++ b/src/charging-station/ChargingStationWorker.ts
@@ -6,9 +6,10 @@ import { parentPort } from 'node:worker_threads';
 import { ThreadWorker } from 'poolifier';
 
 import { ChargingStation } from './ChargingStation';
+import { BaseError } from '../exception';
 import type { ChargingStationWorkerData } from '../types';
 import { Configuration } from '../utils';
-import { WorkerConstants, type WorkerMessage, WorkerMessageEvents } from '../worker';
+import { POOL_MAX_INACTIVE_TIME, type WorkerMessage, WorkerMessageEvents } from '../worker';
 
 const moduleName = 'ChargingStationWorker';
 
@@ -26,12 +27,35 @@ class ChargingStationWorker extends AsyncResource {
     super(moduleName);
     // Add message listener to create and start charging station from the main thread
     parentPort?.on('message', (message: WorkerMessage<ChargingStationWorkerData>) => {
-      if (message.id === WorkerMessageEvents.startWorkerElement) {
-        this.runInAsyncScope(
-          startChargingStation.bind(this) as (data?: ChargingStationWorkerData) => void,
-          this,
-          message.data,
-        );
+      switch (message.event) {
+        case WorkerMessageEvents.startWorkerElement:
+          try {
+            this.runInAsyncScope(
+              startChargingStation.bind(this) as (data?: ChargingStationWorkerData) => void,
+              this,
+              message.data,
+            );
+            parentPort?.postMessage({
+              event: WorkerMessageEvents.startedWorkerElement,
+            });
+          } catch (error) {
+            parentPort?.postMessage({
+              event: WorkerMessageEvents.startWorkerElementError,
+              data: {
+                message: (error as Error).message,
+                stack: (error as Error).stack,
+              },
+            });
+          }
+          break;
+        default:
+          throw new BaseError(
+            `Unknown worker event: '${message.event}' received with data: '${JSON.stringify(
+              message.data,
+              null,
+              2,
+            )}'`,
+          );
       }
     });
   }
@@ -40,7 +64,7 @@ class ChargingStationWorker extends AsyncResource {
 export let chargingStationWorker: ChargingStationWorker | ThreadWorker<ChargingStationWorkerData>;
 if (Configuration.workerPoolInUse()) {
   chargingStationWorker = new ThreadWorker<ChargingStationWorkerData>(startChargingStation, {
-    maxInactiveTime: WorkerConstants.POOL_MAX_INACTIVE_TIME,
+    maxInactiveTime: POOL_MAX_INACTIVE_TIME,
   });
 } else {
   chargingStationWorker = new ChargingStationWorker();