//wishlist bestaat nog niet, dus ook niet de items waar number of persons in staat
public ActionResult AddItemToSesWishlist(int numberOfpersones, int activityId)
{
Activities activity = wishListRepo.GetWholeActivity(activityId);
if (activity == null)
{
ViewBag.errors = "Kon activiteit niet vinden";
return(View("Index", GetActivitiesFromSession()));
}
else
{
AddActivityToSesWishlist(numberOfpersones, activity);
}
return(View("Index", GetActivitiesFromSession()));
}