private void InsertBreakBetween(string stationA, string stationB)
{
int aId = sd.GetKey(stationA);
int bId = sd.GetKey(stationB);
if (aId == -1)
{
throw new ArgumentException(stationA + " is misspelt");
}
if (bId == -1)
{
throw new ArgumentException(stationB + " is misspelt");
}
var children = MetroNetwork.GenChildrenFromStationId(aId);
for (int i = 0; i < children.Count(); i++)
{
if (children[i].StationId == bId)
{
MetroNetwork.InsertBreakBetween(aId, children[i]);
break;
}
}
}
private BaseDictionary[] InitialiseMetroNetwork()
{
StationDictionary stationDiction = new StationDictionary(APIHandler.GetStationList());
LineDictionary lineDiction = new LineDictionary(APIHandler.GetLineList(), APIHandler.GetLineColors());
MetroNetwork.Initialise(stationDiction, lineDiction);
BaseDictionary[] dictionaries = new BaseDictionary[] { stationDiction, lineDiction };
return(dictionaries);
}
public string CutEdge(int index)
{
Node child = Children[index];
MetroNetwork.InsertBreakBetween(ParentId, child);
string rec = LineDiction.GetValue(child.LineIndex) + ": " + StationDiction.GetValue(ParentId) + " - " + StationDiction.GetValue(child.StationId);
return(rec);
}
public void InsertBreakTest()
{
int parentId = sd.GetKey("lancaster gate");
var children = MetroNetwork.GenChildrenFromStationId(parentId);
Assert.IsTrue(CheckContains(children, "queensway"));
InsertBreakBetween("lancaster gate", "queensway");
children = MetroNetwork.GenChildrenFromStationId(parentId);
Assert.IsFalse(CheckContains(children, "queensway"));
}
public void GenChildrenFromIdTest()
{
var children = MetroNetwork.GenChildrenFromStationId(sd.GetKey("hammersmith"));
List <int> childrenIds = new List <int>();
childrenIds.Add(sd.GetKey("Goldhawk Road"));
childrenIds.Add(sd.GetKey("Barons Court"));
childrenIds.Add(sd.GetKey("Ravenscourt Park"));
childrenIds.Add(sd.GetKey("Turnham Green"));
foreach (var child in children)
{
Assert.IsTrue(childrenIds.Contains(child.StationId));
}
}
// constructor
public Backend()
{
// instantiating variables
List <string> tempList = new List <string>();
Children = new List <Node>();
// api requests
tempList = APIHandler.GetLineList(); // makes request for list of lines
LineDiction = new LineDictionary(tempList, APIHandler.GetLineColors()); // sets up line dictionary
tempList = APIHandler.GetStationList(); // makes request for station list
StationDiction = new StationDictionary(tempList); // sets up station dictionary
MetroNetwork.Initialise(StationDiction, LineDiction); // sets up network structure
}
// editing methods
public List <string> GetNeighbourNames(int parentId)
{
Children.Clear();
this.ParentId = parentId;
List <string> neighbours = new List <string>();
Children = MetroNetwork.GenChildrenFromStationId(this.ParentId);
string val;
foreach (var child in Children)
{
val = LineDiction.GetValue(child.LineIndex) + ": " + StationDiction.GetValue(child.StationId);
neighbours.Add(val);
}
return(neighbours);
}