public PegBoard Clone()
{
var temp = new PegBoard();
foreach (var hole in Holes.Select((x, i) => new { x.Filled, Index = i }))
{
temp.Holes[hole.Index].Filled = hole.Filled;
}
return(temp);
}
/// <summary>
/// Converts the face to a SFA polygon.
/// </summary>
/// <param name="factory">The geometry factory used to produce the polygon.</param>
/// <returns>The polygon geometry representing the face.</returns>
public IPolygon ToGeometry(IGeometryFactory factory = null)
{
if (factory == null)
{
factory = FactoryRegistry.GetFactory <IGeometryFactory>();
}
return(factory.CreatePolygon(Vertices.Select(vertex => vertex.Position),
Holes.Select(hole => hole.Vertices.Select(vertex => vertex.Position).Reverse())));
}
private DirectionResponse MoveMarbles(Sides liftedSide)
{
var newBoardState = new Board
{
Size = this.Size,
Marbles = Marbles.Select(m => new Marble {
IsInHole = m.IsInHole, Number = m.Number, Position = new Position {
Row = m.Position.Row, Column = m.Position.Column
}
}).ToArray(),
Holes = Holes.Select(h => new Hole {
IsFilled = h.IsFilled, Number = h.Number, Position = new Position {
Row = h.Position.Row, Column = h.Position.Column
}
}).ToArray(),
Walls = this.Walls
};
var lineMarbles = new List <Marble>();
for (int i = 0; i < Size; i++)
{
lineMarbles = newBoardState.GetMarblesInTheLine(i, liftedSide); //in a row or column, depending on the direction
for (int j = 0; j < lineMarbles.Count; j++)
{
int targetPosition = newBoardState.MarbleTargetPosition(lineMarbles, j, liftedSide);
while (MarbleDidNotGetTheDestination(lineMarbles[j].Position, targetPosition, liftedSide) && !lineMarbles[j].IsInHole) //move till it either doesn't reach the destination or fell in its hole
{
lineMarbles[j].Move(liftedSide);
if (newBoardState.FellInAnotherHole(lineMarbles[j])) //wrong route, break the move
{
return(new DirectionResponse());
}
newBoardState.FillTheHoleIfMarbleIsIn(lineMarbles[j]);
if (newBoardState.Marbles.All(m => m.IsInHole)) //solution found
{
return new DirectionResponse {
Success = true, Finished = true, BoardState = newBoardState
}
}
;
}
}
}
return(new DirectionResponse {
Success = true, Finished = false, BoardState = newBoardState
});
}
private Solution LiftBoard(Sides liftedSide, string moves)
{
var newBoardState = new Board
{
Size = this.Size,
Marbles = Marbles.Select(m => new Marble {
IsInHole = m.IsInHole, Number = m.Number, Position = new Position {
Row = m.Position.Row, Column = m.Position.Column
}
}).ToArray(),
Holes = Holes.Select(h => new Hole {
IsFilled = h.IsFilled, Number = h.Number, Position = new Position {
Row = h.Position.Row, Column = h.Position.Column
}
}).ToArray(),
Walls = this.Walls
};
DirectionResponse response = newBoardState.MoveMarbles(liftedSide);
if (response.Success && !newBoardState.BoardStateDidNotChange(response.BoardState))
{
moves += liftedSide.ToString()[0];
if (response.Finished)
{
return new Solution {
Success = true, Route = moves
}
}
;
else
{
bool marblesStateChanged = newBoardState.Marbles.Count(m => !m.IsInHole) != response.BoardState.Marbles.Count(m => !m.IsInHole);
newBoardState.UpdateBoardState(response.BoardState);
return(newBoardState.FindRoute(moves, marblesStateChanged));
}
}
return(new Solution {
Route = moves += '*'
});
}
internal List <Coordinate> GetCoordinates() => Holes.Select(element => element.Coordinate).ToList();
