根据我的学习平台的要求，除了输入命令是“轻松开始”并且结果是绘图程序没有停止并且之后没有任何反应并且我必须强制结束程序之外，我的学习平台工作正常。在所有其他情况下，除非用户输入“exit”，否则程序将继续运行。请提供帮助，如果您能建议如何改进我的代码以及在 OOP 方面会很棒。谢谢。
import java.util.Arrays;
import java.util.Scanner;
import java.util.Random;
public class Main {
public final static Scanner scan = new Scanner(System.in);
public static Random random = new Random();
public static char[][] gameBoard;
public static String level = "";
public static void main(String[] args) {
// write your code here
menu();
}
public static String[] getParams() {
String[] params = scan.nextLine().split(" ");
return params;
}
public static void menu() {
while (true) {
System.out.println("Input command: ");
String[] params = getParams();
if (params.length == 3) {
if ("start".equals(params[0])) {
level = params[1].equals("easy") ? params[1] : params[2];
start(params[1],params[2]);
continue;
}
} else if (params.length == 1) {
if ("exit".equals(params[0])) {
break;
} else {
System.out.println("Bad parameters!");
continue;
}
} else {
System.out.println("Bad parameters!");
continue;
}
break;
}
}
public static void start(String str1,String str2) {
gameBoard = to2dArray("_________");
drawBoard(gameBoard);
char player1 = 'X';
char player2 = 'O';
if ("user".equals(str1)) {
while (!gameFinished(gameBoard)) {
drawBoard(playerMove(gameBoard,player1));
gameState(gameBoard);
drawBoard(computerMove(gameBoard,player2));
gameState(gameBoard);
}
} else if ("user".equals(str2)) {
while (!gameFinished(gameBoard)) {
gameState(computerMove(gameBoard,player2));
drawBoard(gameBoard);
gameState(playerMove(gameBoard,player1));
drawBoard(gameBoard);
}
} else if ("user".equals(str1) && "user".equals(str2)) {
while (!gameFinished(gameBoard)) {
drawBoard(playerMove(gameBoard,player1));
gameState(gameBoard);
drawBoard(playerMove(gameBoard,player2));
gameState(gameBoard);
}
} else {
while (!gameFinished(gameBoard)) {
drawBoard(computerMove(gameBoard,player2));
gameState(gameBoard);
}
}
}//startGame method
public static int[] getRandomNumber() {
int[] computerCoords = new int[2];
while (true) {
int a = random.nextInt((3 - 1) + 1) + 1;
int b = random.nextInt((3 - 1) + 1) + 1;
if (gameBoard[a - 1][b - 1] == 'X' || gameBoard[a - 1][b - 1] == 'O') {
continue;
} else {
computerCoords[0] = a;
computerCoords[1] = b;
break;
}
}
return computerCoords;
}
public static char[][] computerMove(char[][] gameBoard,char computer) {
int[] arr = getRandomNumber();
int row = arr[0] - 1;
int col = arr[1] - 1;
if (!gameFinished(gameBoard)) {
System.out.println("Making move level \"" + level + "\"");
gameBoard[row][col] = computer;
}
return gameBoard;
}
public static char[][] playerMove(char[][] gameBoard,char player) {
int index = 0;
int row,column;
while (true) {
System.out.println("Enter the coordinates: ");
String[] coordinates = scan.nextLine().split(" ");
try {
row = Integer.parseInt(coordinates[0]);
column = Integer.parseInt(coordinates[1]);
if ((row < 1 || column < 1) || (row > 3 || column > 3)) {
System.out.println("Coordinates should be from 1 to 3!");
continue;
}
row -= 1;
column -= 1;
if (gameBoard[row][column] != '_') {
System.out.println("This cell is occupied! Choose another one!");
continue;
}
gameBoard[row][column] = player;
return gameBoard;
} catch (NumberFormatException e) {
System.out.println("You should enter numbers!");
continue;
}
}//while loop ends here
}// playerMove() ends
public static char[][] to2dArray(String s) {
char[][] twoDArray = new char[3][3];
int index = 0;
for (int i = 0; i < twoDArray.length; i++) {
for (int j = 0; j < twoDArray[i].length; j++) {
twoDArray[i][j] = s.charAt(index);
index++;
}
}
return twoDArray;
}// to2dArray method
public static void drawBoard(char[][] arr) {
System.out.println("---------");
for (int i = 0; i < arr.length; i++) {
System.out.print("| ");
for (int j = 0; j < arr[i].length; j++) {
if (arr[i][j] == '_') {
System.out.print(" " + " ");
} else {
System.out.print(arr[i][j] + " ");
}
}
System.out.println("|");
}
System.out.println("---------");
}//end drawBoard method
public static boolean xWon (char[][] gameBoard) {
char[] xWins = {'X','X','X'};
char[][] winningCombos = {
{gameBoard[0][0],gameBoard[0][1],gameBoard[0][2]},//horizontal
{gameBoard[1][0],gameBoard[1][1],gameBoard[1][2]},//horizontal
{gameBoard[2][0],gameBoard[2][1],gameBoard[2][2]},//horizontal
{gameBoard[0][0],gameBoard[1][0],gameBoard[2][0]},//vertical
{gameBoard[0][1],gameBoard[2][1]},//vertical
{gameBoard[0][2],gameBoard[1][2],//vertical
{gameBoard[0][0],//diagonal
{gameBoard[0][2],gameBoard[2][0]} //diagonal
};
for (char[] charArray : winningCombos) {
if (Arrays.equals(xWins,charArray)) {
return true;
}
}
return false;
}// end xWon method
public static boolean oWon (char[][] gameBoard) {
char[] oWins = {'O','O','O'};
char[][] winningCombos = {
{gameBoard[0][0],gameBoard[2][0]} //diagonal
};
for (char[] charArray : winningCombos) {
if (Arrays.equals(oWins,charArray)) {
return true;
}
}
return false;
}// end oWon method
public static boolean hasEmptyCells(char[][] gameBoard) {
for (char[] arr : gameBoard) {
for (char ch : arr) {
if (ch == '_') {
return true;
}
}
}
return false;
} //end of hasEmptyCells method;
public static boolean gameFinished(char[][] gameBoard) {
if (xWon(gameBoard) || oWon(gameBoard) || draw(gameBoard)) {
return true;
}
return false;
} //end of gameFinished method.
public static boolean draw(char[][] gameBoard) {
if(!xWon(gameBoard) && !oWon(gameBoard) && !hasEmptyCells(gameBoard)) {
return true;
}
return false;
}
public static char[][] gameState(char[][] gameBoard) {
if (xWon(gameBoard)) {
System.out.println("X wins");
return gameBoard;
} else if (oWon(gameBoard)) {
System.out.println("O wins");
return gameBoard;
} else if (draw(gameBoard)) {
System.out.println("Draw");
return gameBoard;
}
return gameBoard;
}//gameState method
}// Main class