public void ChooseRoom()
{
int choice;
Func <int, int> IndexToChoice = (int aChoice) => aChoice + 1;
Func <int, int> ChoiceToIndex = (int anIndex) => anIndex - 1;
System.Console.WriteLine("Choose a new room:");
string[] rooms = _CurrentRoom.Neighbours().ToArray();
for (var index = 0; index < rooms.Length; index++)
{
System.Console.WriteLine($"# {IndexToChoice(index)} : {rooms[index]}");
}
choice = GetValidChoice(1, rooms.Length);
NamedGraphNode <string> ChosenRoom;
if (_CurrentRoom.GetNeighbour(rooms[ChoiceToIndex(choice)], out ChosenRoom))
{
_CurrentRoom = ChosenRoom;
System.Console.WriteLine($"Entered room {ChosenRoom.Name}");
}
else
{
System.Console.WriteLine($"Could not enter room {rooms[ChoiceToIndex(choice)]} due to an internal barrier!");
}
}
public bool GetNeighbour(string name, out NamedGraphNode <T> neighbour)
{
if (HasNeighbour(name))
{
neighbour = _Neighbours[name];
return(true);
}
else
{
neighbour = null;
return(false);
}
}
public void SetupRooms()
{
NamedGraphNode <string>
NorthRoom = new NamedGraphNode <string>("North Room"),
NorthEastRoom = new NamedGraphNode <string>("North East Room"),
NorthSouthCorridor = new NamedGraphNode <string>("North South Corridor"),
SouthernKitchen = new NamedGraphNode <string>("Southern Kitchen"),
SouthWestWing = new NamedGraphNode <string>("South West Wing");
NorthRoom
.AddNeighbour(NorthEastRoom)
.AddNeighbour(NorthSouthCorridor);
SouthernKitchen
.AddNeighbour(NorthSouthCorridor)
.AddNeighbour(SouthWestWing);
_CurrentRoom = NorthSouthCorridor;
}
public NamedGraphNode <T> AddNeighbour(NamedGraphNode <T> other)
{
_Neighbours.Add(other.Name, other);
other._Neighbours.Add(Name, this);
return(this);
}
