public ElevatorReturn ElevatorsByDirection(int clonePos, Direction direction)
{
var elevatorsReturn = new ElevatorReturn();
var lookup = Elevators.ToLookup(p => p > clonePos ? Direction.Right : Direction.Left, x => new ClosestElevator(x, clonePos, direction));
if (lookup.Contains(Direction.Right))
{
elevatorsReturn.ClosestRight = lookup[Direction.Right].Where(p => p.Position > clonePos).OrderBy(p => p.Distance).FirstOrDefault();
}
if (lookup.Contains(Direction.Left))
{
elevatorsReturn.ClosestLeft = lookup[Direction.Left].Where(p => p.Position < clonePos).OrderBy(p => p.Distance).FirstOrDefault();
}
return(elevatorsReturn);
}
private MapReturn HandleLastFloor(SimulationParameters simulationParameters, ElevatorReturn elevators)
{
if (simulationParameters.ClonePos == _exitPosition)
{
return(new MapReturn(1, simulationParameters.Direction));
}
var returnDirection = _exitPosition > simulationParameters.ClonePos ? Direction.Right : Direction.Left;
if (returnDirection == Direction.Right)
{
return(LastFloorReturnRight(simulationParameters, returnDirection, elevators.ClosestRight));
}
return(LastFloorReturnLeft(simulationParameters, returnDirection, elevators.ClosestLeft));
}
private void AddRight(SimulationParameters simulationParameters, ElevatorReturn elevators, List <MapReturn> results)
{
int maxRight = _game._maxWidth;
if (elevators.ClosestRight != null)
{
maxRight = elevators.ClosestRight.Position - 1;
}
var newParams = simulationParameters.WrongDirectionHandle(simulationParameters.Direction == Direction.Right);
for (int i = simulationParameters.ClonePos + 1; i <= maxRight; i++)
{
var distance = Floor.GetDistance(simulationParameters.ClonePos, i, simulationParameters.Direction);
var cloneAt = newParams.CloneAt(i);
var pathDistance = ElevatorTotalTravel(cloneAt) + distance;
var x = new MapReturn(pathDistance, simulationParameters.Direction);
results.Add(x);
}
}
private void AddLeft(SimulationParameters simulationParameters, ElevatorReturn elevators, List <MapReturn> results)
{
int maxRight = 0;
if (elevators.ClosestLeft != null)
{
maxRight = elevators.ClosestLeft.Position + 1;
}
var newParams = simulationParameters.WrongDirectionHandle(simulationParameters.Direction == Direction.Left);
for (int i = simulationParameters.ClonePos - 1; i >= maxRight; i--)
{
var cloneAt = newParams.CloneAt(i);
var distance = Floor.GetDistance(simulationParameters.ClonePos, i, simulationParameters.Direction);
var elevatorTotalTravel = distance + ElevatorTotalTravel(cloneAt);
var x = new MapReturn(elevatorTotalTravel, Direction.Left);
results.Add(x);
}
}
public List <MapReturn> GetMasterElevators(SimulationParameters simulationParameters, ElevatorReturn elevators)
{
var results = new List <MapReturn>();
if (simulationParameters.ElevatorsToBuild > 0)
{
AddRight(simulationParameters, elevators, results);
AddLeft(simulationParameters, elevators, results);
}
return(results);
}
