Fixed runner scan validation bug

ref #67

src/models/entities/Runner.ts

@@ -48,7 +48,7 @@ export class Runner extends Participant {
    * This is implemented here to avoid duplicate code in other files.
    */
   public get validScans(): Scan[] {
-    return this.scans.filter(scan => { scan.valid === true });
+    return this.scans.filter(scan => scan.valid == true);
   }
 
   /**

src/models/responses/ResponseRunner.ts

@@ -30,7 +30,7 @@ export class ResponseRunner extends ResponseParticipant {
     public constructor(runner: Runner) {
         super(runner);
         if (!runner.scans) { this.distance = 0 }
-        else { this.distance = runner.scans.filter(scan => { scan.valid === true }).reduce((sum, current) => sum + current.distance, 0); }
+        else { this.distance = runner.validScans.reduce((sum, current) => sum + current.distance, 0); }
         this.group = runner.group;
     }
 }