public string Simulate()
{
IMovable currMovable = null;
var movableIdIncrementer = 1;
while (DataFromMissionControl.Any())
{
var instruction = DataFromMissionControl.Pop();
if (Parser.IsMovable(instruction))
{
try
{
var tmp = Factory.Rover().Init(movableIdIncrementer++, instruction);
Movables.Add(tmp);
currMovable = tmp;
Logger.Debug("Deploying Rover: " + tmp.ToString());
Logger.Debug(AreaToExplore.ToString());
}
catch
{
currMovable = null; //ensure that subsequent movement commands are aborted
}
}
else if (currMovable != null)
{
currMovable.Move(instruction);
}
else
{
Logger.Error("Unrecognized Instruction: " + instruction);
}
}
return(AreaToExplore.ToString());
}
public MarsSimulator Init(string inputFromNASA)
{
Movables = new List <IMovable>();
var data = inputFromNASA.Split(Environment.NewLine.ToCharArray(), StringSplitOptions.RemoveEmptyEntries).Select(p => p.Trim()).Reverse();
DataFromMissionControl = new Stack <string>(data);
var gridBoundaries = DataFromMissionControl.Pop();
if (!Parser.IsEnvironmentBoundary(gridBoundaries))
{
var error = "Error Invalid Environment Boundaries: " + gridBoundaries;
Logger.Fatal(error);
throw new Exception(error);
}
AreaToExplore.Init(gridBoundaries);
return(this);
}