public IParkingSlot LocateFreeSlots(VehicleBase vehicle)
{
IParkingSlot parkingSlot = null;
LinkedListNode <IParkingSlot> largeSlot = null;
foreach (var level in _parkingLookup)
{
largeSlot = FindSlot(parkingSlot, level, typeof(LargeSlot));
if (largeSlot != null)
{
int counter = 0;
int requiredSlots = 5; //todo: read from configuration
while (largeSlot.Next == null || !largeSlot.Next.Value.IsOccupied || counter == requiredSlots)
{
if (!largeSlot.Next.Value.IsOccupied)
{
counter++;
largeSlot = largeSlot.Next;
}
}
if (counter == requiredSlots)
{
break;
}
}
}
return(parkingSlot);
}
public IParkingSlot LocateFreeSlots(VehicleBase vehicle)
{
IParkingSlot parkingSlot = null;
foreach (var level in _parkingLookup)
{
parkingSlot = FindSlot(parkingSlot, level, typeof(MotorcycleSlot));
if (parkingSlot != null)
{
break;
}
else
{
parkingSlot = FindSlot(parkingSlot, level, typeof(CompactSlot));
if (parkingSlot != null)
{
break;
}
else
{
parkingSlot = FindSlot(parkingSlot, level, typeof(LargeSlot));
if (parkingSlot != null)
{
break;
}
}
}
}
return(parkingSlot);
}
public void MarkBooked(VehicleBase vehicle, IParkingSlot slot)
{
if (!_vehicleToSlotMap.ContainsKey(slot))
{
_vehicleToSlotMap.Add(slot, vehicle);
}
}
public IParkingSlot FindParking(VehicleBase vehicle)
{
IParkingLocator parkingLocator = _parkingLocatorProvider.LocateService(vehicle);
IParkingSlot availableParkingSlots = parkingLocator.LocateFreeSlots(vehicle);
return(availableParkingSlots);
}
private static void AllocateParkingSlot(VehicleBase vehicle, IParkingLot parkingLot)
{
IParkingSlot availableParkingSlot = parkingLot.FindParking(vehicle);
if (availableParkingSlot != null)
{
parkingLot.AllocateParkingSlot(vehicle, availableParkingSlot);
}
}
private static LinkedList <LinkedList <LinkedListNode <IParkingSlot> > > BuildParkingLevel(int parkingLevel)
{
var level = new LinkedList <LinkedList <LinkedListNode <IParkingSlot> > >();
var list = new LinkedList <LinkedListNode <IParkingSlot> >();
//Parking slot type and slot number can be read from outside.
// option1 : from external file
// option2 : from database
IParkingSlot parkingSlot1 = FactorParkingSlot.CreateParkingSlot(SlotTypes.Motercycle, 101);
IParkingSlot parkingSlot2 = FactorParkingSlot.CreateParkingSlot(SlotTypes.Motercycle, 102);
IParkingSlot parkingSlot3 = FactorParkingSlot.CreateParkingSlot(SlotTypes.Motercycle, 103);
IParkingSlot parkingSlot4 = FactorParkingSlot.CreateParkingSlot(SlotTypes.Compact, 104);
IParkingSlot parkingSlot5 = FactorParkingSlot.CreateParkingSlot(SlotTypes.Compact, 105);
IParkingSlot parkingSlot6 = FactorParkingSlot.CreateParkingSlot(SlotTypes.Compact, 106);
IParkingSlot parkingSlot7 = FactorParkingSlot.CreateParkingSlot(SlotTypes.Large, 107);
IParkingSlot parkingSlot8 = FactorParkingSlot.CreateParkingSlot(SlotTypes.Large, 108);
IParkingSlot parkingSlot9 = FactorParkingSlot.CreateParkingSlot(SlotTypes.Large, 109);
IParkingSlot parkingSlot10 = FactorParkingSlot.CreateParkingSlot(SlotTypes.Large, 110);
IParkingSlot parkingSlot11 = FactorParkingSlot.CreateParkingSlot(SlotTypes.Large, 111);
LinkedListNode <IParkingSlot> slot1 = new LinkedListNode <IParkingSlot>(parkingSlot1);
LinkedListNode <IParkingSlot> slot2 = new LinkedListNode <IParkingSlot>(parkingSlot2);
LinkedListNode <IParkingSlot> slot3 = new LinkedListNode <IParkingSlot>(parkingSlot3);
LinkedListNode <IParkingSlot> slot4 = new LinkedListNode <IParkingSlot>(parkingSlot4);
LinkedListNode <IParkingSlot> slot5 = new LinkedListNode <IParkingSlot>(parkingSlot5);
LinkedListNode <IParkingSlot> slot6 = new LinkedListNode <IParkingSlot>(parkingSlot6);
LinkedListNode <IParkingSlot> slot7 = new LinkedListNode <IParkingSlot>(parkingSlot7);
LinkedListNode <IParkingSlot> slot8 = new LinkedListNode <IParkingSlot>(parkingSlot8);
LinkedListNode <IParkingSlot> slot9 = new LinkedListNode <IParkingSlot>(parkingSlot9);
LinkedListNode <IParkingSlot> slot10 = new LinkedListNode <IParkingSlot>(parkingSlot10);
LinkedListNode <IParkingSlot> slot11 = new LinkedListNode <IParkingSlot>(parkingSlot11);
list.AddFirst(slot1);
list.AddLast(slot2);
list.AddLast(slot3);
list.AddLast(slot4);
list.AddLast(slot5);
list.AddLast(slot6);
list.AddLast(slot7);
list.AddLast(slot8);
list.AddLast(slot9);
list.AddLast(slot10);
list.AddLast(slot11);
level.AddFirst(list);
return(level);
}
private static IParkingSlot FindSlot(IParkingSlot parkingSlot, KeyValuePair <int, LinkedList <LinkedList <LinkedListNode <IParkingSlot> > > > level, Type type)
{
foreach (var row in level.Value)
{
var node = row.FirstOrDefault(x => x.Value.GetType() == type && x.Value.IsOccupied == false);
if (node != null)
{
parkingSlot = node.Value;
break;
}
}
return(parkingSlot);
}
private static LinkedListNode <IParkingSlot> FindSlot(IParkingSlot parkingSlot, KeyValuePair <int, LinkedList <LinkedList <LinkedListNode <IParkingSlot> > > > level, Type type)
{
LinkedListNode <IParkingSlot> largeSlot = null;
foreach (var row in level.Value)
{
largeSlot = row.FirstOrDefault(x => x.Value.GetType() == type && x.Value.IsOccupied == false);
if (largeSlot != null)
{
break;
}
}
return(largeSlot);
}
public void AllocateParkingSlot(VehicleBase vehicle, IParkingSlot parkingSlot)
{
parkingSlot.MarkedOccupied(vehicle);
_bookingTracker.MarkBooked(vehicle, parkingSlot);
}