public string GetAdjacentTeleport()
{
var teleport = Teleports.FirstOrDefault(tel => Utilities.CalculateManhattanDistance(tel.Value.Position, Position) == 1);
if (!teleport.Equals(default(KeyValuePair <Coordinate, Node>)))
{
return(TeleportIDs.First(tid => tid.Value.Contains(teleport.Value)).Key);
}
else
{
return(string.Empty);
}
}
public Node(int x, int y, NodeType type, char symbol)
{
Position = new Coordinate(x, y);
Type = type;
Symbol = symbol;
List <Coordinate> sides = GetSides(x, y);
if (type == NodeType.PATH)
{
Field.Add(Position, this);
foreach (var side in sides)
{
if (Field.ContainsKey(side))
{
AddEdge(Field[side]);
}
}
}
else
{
Teleports.Add(Position, this);
foreach (var side in sides)
{
if (Teleports.ContainsKey(side))
{
Node teleport = Teleports[side];
if (symbol == 'A' && teleport.Symbol == 'A')
{
Type = NodeType.START;
teleport.Type = NodeType.START;
Soulmate = teleport;
teleport.Soulmate = this;
}
else if (symbol == 'Z' && teleport.Symbol == 'Z')
{
Type = NodeType.END;
teleport.Type = NodeType.END;
Soulmate = teleport;
teleport.Soulmate = this;
}
else
{
string telId = string.Concat(new[] { symbol, teleport.Symbol });
var pair = new List <Node> {
this, teleport
};
if (TeleportIDs.ContainsKey(telId))
{
TeleportIDs[telId].AddRange(pair);
}
else
{
TeleportIDs.Add(telId, pair);
}
}
}
}
}
}
