private void GenerateTilesList()
{
_TilesList = new List <BoardTileViewModel>();
int tilesCount = 64;
int row = 0;
int column = 0;
for (int tileIndex = 0; tileIndex < tilesCount; tileIndex++)
{
var position = new Position(column, row);
var figure = _FiguresList.FirstOrDefault(f => f.TileIndex == tileIndex);
BoardTileViewModel tile = new BoardTileViewModel(figure, tileIndex, position);
tile.Click += Tile_Click;
tile.MouseEnter += Tile_Enter;
tile.MouseLeave += Tile_Leave;
_TilesList.Add(tile);
if (column == 7)
{
row++;
column = 0;
}
else
{
column++;
}
}
}
private bool IsPossibleToMove(BoardTileViewModel caller, Position newPosition)
{
bool isWithinBoard = IsWithinBoard(newPosition);
bool isAlly = IsAlly(caller);
return(isWithinBoard && !isAlly);
}
private void CheckSelectedStyle(BoardTileViewModel tile)
{
if (selectedTile != null && selectedTile.Figure != null && selectedTile.Equals(tile))
{
BoardTiles.Where(boardTile => boardTile.Figure != null).ToList().ForEach(boardTile => SetBaseStyle(boardTile));
SetSelectedStyle(tile);
}
}
private void ShowPromotion(BoardTileViewModel eventCaller, BoardFigure selectedFigure)
{
PromotionViewModel = new PromotionViewModel(selectedFigure);
PromotionViewModel.Promotion += () =>
{
var fig = new BoardFigure(PromotionViewModel.SelectedFigure.Type, selectedFigure.Color, eventCaller.Position);
BoardFigures.Remove(eventCaller.Figure);
eventCaller.Figure = fig;
ShowPromotionView = false;
Mediator.NotifyColleagues("ChangePlayer", actualPlayerColor);
};
ShowPromotionView = true;
}
private void Castling(BoardTileViewModel eventCaller, BoardFigure selectedFigure)
{
if (selectedFigure.Type == FigureType.King)
{
if (selectedFigure.Color == FigureColor.White && selectedFigure.Position.ToString() == "E1")
{
if (eventCaller.Position.ToString() == "G1")
{
var rookOldTile = GetTileViewModelFromPosition("H1");
var rookNewTile = GetTileViewModelFromPosition("F1");
rookNewTile.Figure = rookOldTile.Figure;
rookNewTile.Figure.Position = rookNewTile.Position;
rookOldTile.Figure = null;
}
else if (eventCaller.Position.ToString() == "C1")
{
var rookOldTile = GetTileViewModelFromPosition("A1");
var rookNewTile = GetTileViewModelFromPosition("D1");
rookNewTile.Figure = rookOldTile.Figure;
rookNewTile.Figure.Position = rookNewTile.Position;
rookOldTile.Figure = null;
}
}
else if (selectedFigure.Color == FigureColor.Dark && selectedFigure.Position.ToString() == "E8")
{
if (eventCaller.Position.ToString() == "G8")
{
var rookOldTile = GetTileViewModelFromPosition("H8");
var rookNewTile = GetTileViewModelFromPosition("F8");
rookNewTile.Figure = rookOldTile.Figure;
rookNewTile.Figure.Position = rookNewTile.Position;
rookOldTile.Figure = null;
}
else if (eventCaller.Position.ToString() == "C8")
{
var rookOldTile = GetTileViewModelFromPosition("A8");
var rookNewTile = GetTileViewModelFromPosition("D8");
rookNewTile.Figure = rookOldTile.Figure;
rookNewTile.Figure.Position = rookNewTile.Position;
rookOldTile.Figure = null;
}
}
}
}
private void Tile_Enter(BoardTileViewModel eventCaller)
{
if (eventCaller.Figure != null && eventCaller.Figure.Color == actualPlayerColor)
{
SetSelectedStyle(eventCaller);
}
else if (selectedTile != null && eventCaller.Position.Equals(ResolveFigurePosition(eventCaller)))
{
SetEnabledStyle(eventCaller);
}
else if (selectedTile != null && !eventCaller.Position.Equals(ResolveFigurePosition(eventCaller)))
{
SetDisabledStyle(eventCaller);
}
else
{
SetBaseStyle(eventCaller);
}
CheckSelectedStyle(eventCaller);
}
private void Tile_Click(BoardTileViewModel eventCaller)
{
if (selectedTile != null && eventCaller.Position.Equals(ResolveFigurePosition(eventCaller)))
{
var oldFigure = eventCaller.Figure;
var selectedFigure = selectedTile.Figure;
SetBaseStyle(selectedTile);
selectedTile.Figure = null;
selectedTile = null;
Castling(eventCaller, selectedFigure);
selectedFigure.Position = eventCaller.Position;
eventCaller.Figure = selectedFigure;
SetBaseStyle(eventCaller);
if (oldFigure != null)
{
BoardFigures.Remove(oldFigure);
}
if (IsPromotion(eventCaller, selectedFigure))
{
ShowPromotion(eventCaller, selectedFigure);
}
else
{
Mediator.NotifyColleagues("ChangePlayer", actualPlayerColor);
}
}
else if (eventCaller.Figure != null && eventCaller.Figure.Color.Equals(actualPlayerColor))
{
selectedTile = eventCaller;
CheckSelectedStyle(eventCaller);
GeneratePossiblePositions(selectedTile.Figure);
}
}
private bool IsAlly(BoardTileViewModel caller)
{
return(caller.Figure == null ? false : caller.Figure.Color == selectedTile.Figure.Color);
}
private Position ResolveFigurePosition(BoardTileViewModel caller)
{
return(selectedTile.Figure.PossiblePositions.Contains(caller.Position) && IsPossibleToMove(caller, caller.Position) ? caller.Position : null);
}
private void SetEnabledStyle(BoardTileViewModel tile)
{
tile.Stroke = StaticResources.BORDER_ENABLED_TILE_COLOR;
tile.StrokeThickness = 3;
tile.Cursor = Cursors.Hand;
}
private void SetBaseStyle(BoardTileViewModel tile)
{
tile.Stroke = StaticResources.BORDER_TILE_COLOR;
tile.StrokeThickness = 1;
tile.Cursor = Cursors.Arrow;
}
private void SetSelectedStyle(BoardTileViewModel tile)
{
tile.Stroke = StaticResources.BORDER_SELECTED_TILE_COLOR;
tile.StrokeThickness = 3;
tile.Cursor = Cursors.Hand;
}
private void Tile_Leave(BoardTileViewModel eventCaller)
{
SetBaseStyle(eventCaller);
CheckSelectedStyle(eventCaller);
}
private bool IsPromotion(BoardTileViewModel eventCaller, BoardFigure selectedFigure)
{
return(selectedFigure.Type == FigureType.Pawn && (eventCaller.Position.Row == 0 || eventCaller.Position.Row == 7));
}
