숫자야구 연습

src/main/java/baseball/Application.java

@@ -1,7 +1,28 @@
 package baseball;
 
+import baseball.controller.GameController;
+import baseball.model.computer.Computer;
+import baseball.model.computer.InputValidator;
+import baseball.model.computer.RandomNumberGenerator;
+import baseball.model.computer.Score;
+import baseball.model.player.Player;
+import baseball.view.CommonView;
+import baseball.view.InputView;
+import baseball.view.OutputView;
+
+import java.util.ArrayList;
+
+
 public class Application {
     public static void main(String[] args) {
-        // TODO: 프로그램 구현
+        GameController gameController = new GameController(
+                new Computer(new ArrayList<>(),new Score(), new RandomNumberGenerator()),
+                new InputValidator(),
+                new Player(new ArrayList<>(), 1),
+                new CommonView(),
+                new InputView(new InputValidator()),
+                new OutputView());
+
+        gameController.start();
     }
 }

src/main/java/baseball/controller/GameController.java

@@ -0,0 +1,46 @@
+package baseball.controller;
+
+import baseball.model.computer.Computer;
+import baseball.model.computer.InputValidator;
+import baseball.model.computer.RandomNumberGenerator;
+import baseball.model.player.Player;
+import baseball.view.CommonView;
+import baseball.view.InputView;
+import baseball.view.OutputView;
+
+public class GameController {
+    private final Computer computer;
+    private final InputValidator inputValidator;
+    private final Player player;
+    private final CommonView commonView;
+    private final InputView inputView;
+    private final OutputView outputView;
+
+    public GameController(Computer computer, InputValidator inputValidator, Player player, CommonView commonView, InputView inputView, OutputView outputView) {
+        this.computer = computer;
+        this.inputValidator = inputValidator;
+        this.player = player;
+        this.commonView = commonView;
+        this.inputView = inputView;
+        this.outputView = outputView;
+    }
+
+    public void start(){
+        commonView.printStartMessage();
+        while (player.getToken()==1){
+            computer.makeAnswer();
+            playGame();
+            player.setToken(inputValidator.validateRestartNumber(inputView.printRestartMessage()));
+        }
+    }
+
+    public void playGame(){
+
+        while(computer.getScore().getStrike() != RandomNumberGenerator.NUMBER_LENGTH){
+            player.setGuess(inputValidator.validateGameNumber(inputView.printInputMessage()));
+            computer.validateAnswer(player.getGuess());
+            outputView.printScore(computer.getScore());
+        }
+        computer.getScore().resetScore();
+    }
+}

src/main/java/baseball/model/computer/Computer.java

@@ -0,0 +1,28 @@
+package baseball.model.computer;
+
+import java.util.List;
+
+public class Computer {
+
+    private List<Integer> answerNumber;
+    private Score score;
+    private RandomNumberGenerator randomNumberGenerator;
+
+    public Computer(List<Integer> answerNumber, Score score, RandomNumberGenerator randomNumberGenerator) {
+        this.answerNumber = answerNumber;
+        this.score = score;
+        this.randomNumberGenerator = randomNumberGenerator;
+    }
+
+    public void makeAnswer(){
+        answerNumber = randomNumberGenerator.generateRandNum();
+    }
+
+    public void validateAnswer(List<Integer> guess){
+        score.validateAnswer(answerNumber, guess);
+    }
+
+    public Score getScore() {
+        return score;
+    }
+}

src/main/java/baseball/model/computer/InputValidator.java

@@ -0,0 +1,33 @@
+package baseball.model.computer;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class InputValidator {
+
+    public Integer validateRestartNumber(String restartNum){
+
+        if( !restartNum.equals("1") && !restartNum.equals("2")) {
+            throw new IllegalArgumentException("입력값이 1 또는 2가 아닙니다.");
+        }
+
+        return Integer.parseInt(restartNum);
+    }
+
+    public List<Integer> validateGameNumber(String gameNumber) {
+
+        if (gameNumber.length() != RandomNumberGenerator.NUMBER_LENGTH ){
+            throw  new IllegalArgumentException(String.format("%d 자리가 아닙니다", RandomNumberGenerator.NUMBER_LENGTH));
+        }
+
+        List<Integer> number = new ArrayList<>();
+
+        for(int i=0; i<3; i++){
+            if(!(gameNumber.charAt(i)>= 49 && gameNumber.charAt(i)<=57)) throw new IllegalArgumentException("1 부터 9 사이 숫자가 아닙니다");
+            number.add(Character.getNumericValue(gameNumber.charAt(i)));
+        }
+
+        return  number;
+    }
+
+}

src/main/java/baseball/model/computer/RandomNumberGenerator.java

@@ -0,0 +1,21 @@
+package baseball.model.computer;
+
+import camp.nextstep.edu.missionutils.Randoms;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class RandomNumberGenerator {
+
+    public static final Integer NUMBER_LENGTH = 3;
+
+    public List<Integer> generateRandNum(){
+        List<Integer> number = new ArrayList<>();
+        while(number.size()< NUMBER_LENGTH){
+            int randNum = Randoms.pickNumberInRange(1,9);
+            if(!number.contains(randNum)) number.add(randNum);
+        }
+        return number;
+    }
+
+}

src/main/java/baseball/model/computer/Score.java

@@ -0,0 +1,33 @@
+package baseball.model.computer;
+
+import java.util.List;
+
+public class Score {
+
+    private int balls;
+    private int strikes;
+
+    public int getBalls() {
+        return balls;
+    }
+
+    public int getStrike() {
+        return strikes;
+    }
+
+    public void validateAnswer(List<Integer> answer ,List<Integer> guess){
+        balls=0;
+        strikes=0;
+
+        for(int i=0; i<answer.size(); i++){
+            if(answer.get(i)==guess.get(i)) strikes++;
+            for(int j=0; j<answer.size(); j++){
+                if(answer.get(i)==guess.get(j) && i!=j) balls ++;
+            }
+        }
+    }
+    public void resetScore(){
+        strikes=0;
+        balls=0;
+    }
+}

src/main/java/baseball/model/player/Player.java

@@ -0,0 +1,30 @@
+package baseball.model.player;
+
+import java.util.List;
+
+public class Player {
+
+    private List<Integer> guess;
+    private int token;
+
+    public Player(List<Integer> guess, int token) {
+        this.guess = guess;
+        this.token = token;
+    }
+
+    public void setGuess(List<Integer> newGuess){
+        guess = newGuess;
+    }
+
+    public void setToken(int newToken){
+        token=newToken;
+    }
+
+    public int getToken() {
+        return token;
+    }
+
+    public List<Integer> getGuess() {
+        return guess;
+    }
+}

src/main/java/baseball/view/CommonView.java

@@ -0,0 +1,10 @@
+package baseball.view;
+
+public class CommonView {
+
+    public static final String START_MESSAGE = "숫자 야구 게임을 시작합니다.";
+
+    public void printStartMessage(){
+        System.out.println(START_MESSAGE);
+    }
+}

src/main/java/baseball/view/InputView.java

@@ -0,0 +1,31 @@
+package baseball.view;
+
+import baseball.model.computer.InputValidator;
+import camp.nextstep.edu.missionutils.Console;
+
+import java.util.List;
+
+import static camp.nextstep.edu.missionutils.Console.readLine;
+
+public class InputView {
+    private static final String RESTART_MESSAGE = "게임을 새로 시작하려면 1, 종료하려면 2를 입력하세요.";
+    private static final String INPUT_MESSAGE = "숫자를 입력해주세요 : ";
+
+    private final InputValidator inputValidator;
+
+    public InputView(InputValidator inputValidator) {
+        this.inputValidator = inputValidator;
+    }
+
+    public String printRestartMessage(){
+        System.out.println(RESTART_MESSAGE);
+        String restart = readLine();
+        return restart;
+    }
+
+    public String printInputMessage(){
+        System.out.println(INPUT_MESSAGE);
+        String input = readLine();
+        return input;
+    }
+}

src/main/java/baseball/view/OutputView.java

@@ -0,0 +1,27 @@
+package baseball.view;
+
+import baseball.model.computer.RandomNumberGenerator;
+import baseball.model.computer.Score;
+
+public class OutputView {
+    private static final String WIN_MESSAGE = "%d개의 숫자를 모두 맞히셨습니다! 게임종료";
+    public void printScore(Score score){
+        int ball = score.getBalls();
+        int strike = score.getStrike();
+
+        if(ball == 0 && strike==0) {
+            System.out.println("낫싱");
+        }else if(strike == RandomNumberGenerator.NUMBER_LENGTH){
+            System.out.println(strike+"스트라이크");
+            System.out.println(String.format(WIN_MESSAGE,RandomNumberGenerator.NUMBER_LENGTH));
+        }else if(ball==0){
+            System.out.println(strike+"스트라이크");
+        }else if(strike==0){
+            System.out.println(ball+"볼");
+        }else{
+            System.out.println(ball+"볼 "+strike+"스트라이크");
+        }
+
+
+    }
+}