private void AIMove()
{
int botMove = AI.AIMove();
zonesBttn[botMove].Content = Player2Symbol;
zonesBttn[botMove].Foreground = Player2Symbol == 'X' ? Brushes.Red : Brushes.Blue;
int[] winPos = ProgrammLogics.CheckWin(Zones(), botMove);
if (winPos != null)
{
Brush prevColor = zonesBttn[0].Background;
foreach (int w in winPos)
{
zonesBttn[w].Background = Brushes.Green;
}
MessageBox.Show("Computer Win!", "Game Over");
IncrementComputerWins();
foreach (int w in winPos)
{
zonesBttn[w].Background = prevColor;
}
ClearPlayField();
if (!IsPlayer1FirstMove)
{
AIMove();
}
return;
}
else if (ProgrammLogics.CheckDraw(Zones()))
{
MessageBox.Show("Draw!", "Game Over");
ClearPlayField();
IncrementDraws();
if (!IsPlayer1FirstMove)
{
AIMove();
}
}
}
private static ZonePoints CheckZonePoints(char[] playField, char symbol, int depthLevel = 0)
{
ZonePoints[] posibleMoves = GetEmptyIndexes(playField);
ZonePoints? bestZone = null;
depthLevel++;
foreach (ZonePoints zone in posibleMoves)
{
char[] newBoard = (char[])playField.Clone();
newBoard[zone.Zone] = symbol;
ZonePoints newZone = zone;
if (ProgrammLogics.CheckWin(newBoard, zone.Zone) != null && symbol == MainWindow.Player2Symbol)
{
newZone.Points = depthLevel;
}
else if (ProgrammLogics.CheckWin(newBoard, zone.Zone) != null && symbol == MainWindow.Player1Symbol)
{
newZone.Points = -depthLevel;
}
else if (!ProgrammLogics.CheckDraw(newBoard))
{
newZone.Points = CheckZonePoints(newBoard, symbol == 'X' ? 'O' : 'X', depthLevel).Points;
}
if (bestZone == null ||
(symbol == MainWindow.Player2Symbol && newZone.Points > ((ZonePoints)bestZone).Points) ||
(symbol == MainWindow.Player1Symbol && newZone.Points < ((ZonePoints)bestZone).Points))
{
bestZone = newZone;
}
}
return((ZonePoints)bestZone);
}
private void ZoneClick(object sender, RoutedEventArgs e)
{
if ((char)((Button)sender).Content != ' ')
{
return;
}
((Button)sender).Content = currentSymbol;
((Button)sender).Foreground = currentSymbol == 'X' ? Brushes.Red : Brushes.Blue;
int[] winPos = ProgrammLogics.CheckWin(Zones(), Array.FindIndex(zonesBttn, zone => zone.Name == ((Button)sender).Name));
if (winPos != null)
{
Brush prevColor = zonesBttn[0].Background;
foreach (int w in winPos)
{
zonesBttn[w].Background = Brushes.Green;
}
if (currentSymbol == Player1Symbol)
{
if (IsSingleplayer)
{
MessageBox.Show("You win!", "Game Over");
}
else
{
MessageBox.Show("Player 1 Win!", "Game Over");
}
IncrementPlayer1Wins();
}
else
{
MessageBox.Show("Player 2 Win!", "Game Over");
IncrementPlayer2Wins();
}
foreach (int w in winPos)
{
zonesBttn[w].Background = prevColor;
}
ClearPlayField();
if (!IsSingleplayer)
{
currentSymbol = IsPlayer1FirstMove ? Player1Symbol : Player2Symbol;
}
else if (IsSingleplayer && !IsPlayer1FirstMove)
{
AIMove();
}
return;
}
else if (ProgrammLogics.CheckDraw(Zones()))
{
MessageBox.Show("Draw!", "Game Over");
ClearPlayField();
IncrementDraws();
if (!IsSingleplayer)
{
currentSymbol = IsPlayer1FirstMove ? Player1Symbol : Player2Symbol;
}
else if (IsSingleplayer && !IsPlayer1FirstMove)
{
AIMove();
}
return;
}
if (IsSingleplayer)
{
AIMove();
}
else
{
currentSymbol = currentSymbol == 'X' ? 'O' : 'X';
}
}