public List <StartingTown> Build()
{
var startingTowns = new List <StartingTown>();
List <EndingTown> endingTowns = new List <EndingTown>();
var graphElements = routesFile.GetGraphElements();
foreach (var nodeEdge in graphElements)
{
if (nodeEdge[0] == nodeEdge[1])
{
continue;
}
var startingTown = startingTowns.Find(n => n.Name == nodeEdge[0]);
if (startingTown == null)
{
startingTown = new StartingTown(nodeEdge[0]);
startingTowns.Add(startingTown);
}
if (startingTown.Destinations.Find(n => n.Name == nodeEdge[1]) == null)
{
var endingTown = new EndingTown(nodeEdge[1], int.Parse(nodeEdge.Substring(2)));
startingTown.AddDestination(endingTown);
endingTowns.Add(endingTown);
}
}
//Add intersections
foreach (var town in startingTowns)
{
var intersections = endingTowns.FindAll(n => n.Name == town.Name);
foreach (var endingTown in intersections)
{
endingTown.AddIntersection(town);
}
}
return(startingTowns);
}
public void AddDestination(EndingTown town)
{
Destinations.Add(town);
}