tictactoe-in-go/gameControl/check.go

package gameControl

// checks if a player has won the game
func PlayerHasWon(board [3][3]string, player string) bool {
	for i := 0; i < 3; i++ {
		// check rows for a win
		if board[i][0] == player && board[i][1] == player && board[i][2] == player {
			return true
		}
		// check columns for a win
		if board[0][i] == player && board[1][i] == player && board[2][i] == player {
			return true
		}
	}
	// check diagonals for a win
	if board[0][0] == player && board[1][1] == player && board[2][2] == player {
		return true
	}
	if board[0][2] == player && board[1][1] == player && board[2][0] == player {
		return true
	}
	return false
}

// iterating through each field, checking if it is empty
func BoardisFull(board [3][3]string) bool {
	for i := 0; i < 3; i++ {
		for j := 0; j < 3; j++ {
			if board[i][j] == " " {
				return false
			}
		}
	}
	return true
}