feat: add error handling to worker set worker

[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 19f760e74565061f0b0e1e18cb74f2b0fdcbbd6d..b20bf3e8ba2851e8bd5be467b03cb044ef73a132 100644 (file)
--- a/src/charging-station/ChargingStationWorker.ts
+++ b/src/charging-station/ChargingStationWorker.ts
@@ -17,8 +17,8 @@ const moduleName = 'ChargingStationWorker';
  *
  * @param data - workerData
  */
-const startChargingStation = (data: ChargingStationWorkerData): void => {
-  new ChargingStation(data.index, data.templateFile).start();
+const startChargingStation = (data?: ChargingStationWorkerData): void => {
+  new ChargingStation(data!.index, data!.templateFile).start();
 };
 
 class ChargingStationWorker extends AsyncResource {
@@ -26,12 +26,25 @@ 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
-        );
+      if (message.event === 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,
+            },
+          });
+        }
       }
     });
   }