void button_click_human(object sender, EventArgs e)
{
Button button = sender as Button;
if (human_Players) //2 player button clicks
{
if (button.Text != "")
{
return;
}
button.Text = X_O_display_button.Text;
for (int i = 0; i < 3; i++)
{
for (int j = 0; j < 3; j++)
{
if (buttons[i, j].Text != "")
{
evaluation_Board[i, j] = buttons[i, j].Text;
}
}
}
switchPlayer();
if (gameover == true)
{
gameover = false;
}
return;
}
//human clicks versus AI
if (X_O_display_button.Text == human)
{
if (button.Text == "")
{
button.Text = human;
for (int i = 0; i < 3; i++)
{
for (int j = 0; j < 3; j++)
{
if (buttons[i, j].Text == human && evaluation_Board[i, j] == "")
{
evaluation_Board[i, j] = human;
}
}
}
switchPlayer();
if (ai_Player && X_O_display_button.Text == ai)
{
Minimax ai_minimax = new Minimax();
int[] ai_move = ai_minimax.Ai_bestMove(evaluation_Board, buttons, X_O_display_button.Text);
evaluation_Board[ai_move[0], ai_move[1]] = ai;
buttons[ai_move[0], ai_move[1]].Text = ai;
switchPlayer();
}
}
}
}
public void switchPlayer()
{
Minimax ai_minimax = new Minimax();
if (ai_Player)
{
ai_minimax.CheckIfgameEnds(buttons, X_O_display_button.Text, evaluation_Board, ai_Player, playerNumber.Text);
}
else
{
ai_minimax.CheckIfgameEnds(buttons, X_O_display_button.Text, evaluation_Board, human_Players, playerNumber.Text);
}
if (ai_minimax.gameover)
{
Win_counter(ai_minimax.winnersPiece);
Reset();
ai_minimax.gameover = false;
return;
}
if (X_O_display_button.Text == ai && gameover == false)
{
X_O_display_button.Text = human;
playerNumber.Text = "Player 1";
}
else if (X_O_display_button.Text != ai && gameover == false)
{
playerNumber.Text = "Player 2";
X_O_display_button.Text = ai;
}
if (X_O_display_button.Text == ai)
{
label2.Text = ai + "'s turn";
}
else
{
label2.Text = human + "'s turn";
}
}
private void Ai_RandomMove()
{
int random_Num1 = random_Move.Next(0, 3); //random first move after activation or reset
int random_Num2 = random_Move.Next(0, 3);
foreach (var button in buttons)
{
if (button.Text != "")
{
Minimax ai_Minimax = new Minimax();
int[] ai_move = ai_Minimax.Ai_bestMove(evaluation_Board, buttons, X_O_display_button.Text);
evaluation_Board[ai_move[0], ai_move[1]] = ai;
buttons[ai_move[0], ai_move[1]].Text = ai;
switchPlayer();
return;
}
}
buttons[random_Num1, random_Num2].Text = ai;
evaluation_Board[random_Num1, random_Num2] = ai;
switchPlayer();
}