fix: Set default to undefined, if not set try out with toString() (#34)

Author: EndyKaufman

libs/rucken/ionic/src/lib/components/select-input/select-input.component.html

@@ -10,7 +10,7 @@
         <ion-select-option
             *ngFor="let item of items; trackBy: trackByFn;"
             [value]="item.id">
-            {{item[titleField] | customTranslate:item}}
+            {{titleField?item[titleField]:item | customTranslate:item}}
         </ion-select-option>
     </ion-select>
 </ng-container>

libs/rucken/ionic/src/lib/components/select-input/select-input.component.ts

@@ -28,7 +28,7 @@ export class SelectInputComponent implements ControlValueAccessor, OnDestroy, On
   @Input()
   multiple = false;
   @Input()
-  titleField = 'title';
+  titleField = undefined;
   @Input()
   @BindObservable()
   items: SelectInput[] = undefined;