public ElevatorModel TakeClosestElevator(int floor)
{
if (!routeValidationService.IsFloorNumberCorrect(floor))
{
throw new ArgumentOutOfRangeException(nameof(floor));
}
lock (locker)
{
var orderedElevators = freeElevators
.OrderBy(p => Math.Abs(p.Value.CurrentFloor - floor));
if (!orderedElevators.Any())
{
return(null);
}
var closestElevatorEntry = orderedElevators.First();
freeElevators.TryRemove(closestElevatorEntry.Key, out var closestElevator);
occupiedElevators.TryAdd(closestElevatorEntry.Key, closestElevator);
elevatorEventLogService.LogEvent(closestElevator, "Called elevator");
return(closestElevator);
}
}
public Task GoToFloorAsync(ElevatorModel elevator, int targetFloor)
{
if (elevator == null)
{
throw new ArgumentNullException(nameof(elevator));
}
if (!routeValidationService.IsFloorNumberCorrect(targetFloor))
{
throw new ArgumentOutOfRangeException(nameof(targetFloor));
}
return(GoToFloorInternalAsync(elevator, targetFloor));
}
