/// <summary>
/// Tries to finalize the game.
/// Should be called when ever a player makes a move.
/// Will update the Wins or tie if any of the conditions meet.
/// The winning stratagy positions will be stored.
/// </summary>
/// <returns>true if the game has been finalized.</returns>
public bool TryFinalize(out TicTacToeWin whoWon)
{
if (TryFinalizePlayer(TicTacToeToken.XToken) == TicTacToeToken.XToken)
{
Player1Wins++;
ResetBoard();
whoWon = TicTacToeWin.Player1;
return(true);
}
else if (TryFinalizePlayer(TicTacToeToken.OToken) == TicTacToeToken.OToken)
{
Player2Wins++;
ResetBoard();
whoWon = TicTacToeWin.Player2;
return(true);
}
else if (CheckForTie())
{
Ties++;
ResetBoard();
whoWon = TicTacToeWin.Tie;
return(true);
}
whoWon = TicTacToeWin.Nobody;
return(false);
}
private void Cell_Tapped(object sender, EventArgs e)
{
//do nothing if the game is done
if (CurrentGame != GameState.ONGOING)
{
return;
}
Cell cell = sender as Cell;
if (cell.State != Cell.CellState.EMPTY)
{
return;
}
if (CurrentTurn == Turn.X)
{
cell.State = Cell.CellState.X;
}
else
{
cell.State = Cell.CellState.O;
}
TicTacToeWin state = CheckWin();
CurrentGame = state.gameState;
switch (state.winLine)
{
case TicTacToeWin.WinLine.NONE:
break;
case TicTacToeWin.WinLine.TOP_HORIZONTAL:
th_line.IsVisible = true;
break;
case TicTacToeWin.WinLine.MIDDLE_HORIZONTAL:
mh_line.IsVisible = true;
break;
case TicTacToeWin.WinLine.BOTTOM_HORIZONTAL:
bh_line.IsVisible = true;
break;
case TicTacToeWin.WinLine.LEFT_VERTICAL:
lv_line.IsVisible = true;
break;
case TicTacToeWin.WinLine.MIDDLE_VERTICAL:
mv_line.IsVisible = true;
break;
case TicTacToeWin.WinLine.RIGHT_VERTICAL:
rv_line.IsVisible = true;
break;
case TicTacToeWin.WinLine.BACK_DIAGONAL:
backDiag_line.IsVisible = true;
break;
case TicTacToeWin.WinLine.FRONT_DIAGONAL:
frontDiag_line.IsVisible = true;
break;
}
switch (CurrentGame)
{
case GameState.ONGOING:
break;
case GameState.TIE:
OnEnd?.Invoke(this, new EventArgs());
break;
case GameState.O_WIN:
OnEnd?.Invoke(this, new EventArgs());
break;
case GameState.X_WIN:
OnEnd?.Invoke(this, new EventArgs());
break;
}
SwitchTurn();
}
