public static (StoneStack bottom, StoneStack top) Split(StoneStack stack, int take)
{
var bottom = new StoneStack(stack.Take(stack.Count() - take));
var top = new StoneStack(stack.Take(take));
return(bottom, top);
}
public MoveStack(StoneStack stack, Board board, List <MoveDrop> moveDrops)
{
Stack = stack;
Board = board;
//From = from;
//Destination = destination;
MoveDrops = moveDrops;
}
public StoneStack Copy()
{
var ret = new StoneStack();
foreach (var item in this)
{
ret.Push(item);
}
return(ret);
}
public StoneStack SplitStack(int take)
{
var tempStack = new StoneStack();
for (int i = 0; i < take; i++)
{
tempStack.Push(Pop());
}
var newStack = new StoneStack();
for (int i = 0; i < take; i++)
{
newStack.Push(tempStack.Pop());
}
return(newStack);
}
public static MoveStack MoveStack(string input, Board board, Color color)
{
int file = 0;
int rank = 0;
var counter = 0;
int howManyToTake = 1;
var first = input[counter];
if (char.IsNumber(input[counter]))
{
howManyToTake = int.Parse(input[counter].ToString());
counter++;
if (howManyToTake > board.Dimension)
{
throw new InvalidOperationException($"Cannot take more than Board dimension # of pieces ({board.Dimension})");
}
}
//file@
file = Board.Files.IndexOf(input[counter].ToString().ToUpper()[0]); //get the index from the letter of the file
counter++;
//rank
rank = int.Parse(input[counter].ToString()) - 1;
counter++;
//driection
var direction = input[counter];
counter++;
//drop values
var remainder = input.Substring(counter);
var dropValues = remainder.Trim().Select(x => int.Parse(x.ToString().Trim())).ToList();
if (!dropValues.Any()) // if no number specified, assume one
{
dropValues.Add(1);
}
if (howManyToTake != dropValues.Sum())
{
throw new InvalidOperationException("Not accounting for each stone taken");
}
//now build the move sets based on this.
var moveDrops = new List <MoveDrop>();
var sourceSquare = board.GetSquare(file, rank);
foreach (var drop in dropValues)
{
moveDrops.Add(MoveInDirection(ref file, ref rank, direction, drop));
}
var(bottom, top) = StoneStack.Split(sourceSquare.Pieces, howManyToTake);
var ret = new MoveStack(top, board, moveDrops);
return(ret);
}