BaseballController.java

package baseball.controller;

import baseball.model.*;
import baseball.view.InputView;
import baseball.view.OutputView;

import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;

public class BaseballController {
	private final InputView inputView;
	private final OutputView outputView;
	private final NumberGenerator numberGenerator;

	public BaseballController() {
		this.inputView = new InputView();
		this.outputView = new OutputView();
		this.numberGenerator = new NumberGenerator();
	}

	public void run() {
		outputView.printStartMessage();
		do {
			playGame();
		} while (shouldRestart());
	}

	private void playGame() {
		BaseballNumbers computerNumbers = new BaseballNumbers(numberGenerator.createRandomNumbers());
		boolean isGameWon = false;

		while (!isGameWon) {
			isGameWon = playTurn(computerNumbers);
		}
	}

	private boolean playTurn(BaseballNumbers computerNumbers) {
		try {
			BaseballNumbers playerNumbers = parseInput(inputView.readNumbers());
			GameResult result = computerNumbers.compare(playerNumbers);

			outputView.printResult(result);
			return checkWin(result);
		} catch (IllegalArgumentException e) {
			outputView.printErrorMessage(e.getMessage());
			return false;
		}
	}

	private boolean checkWin(GameResult result) {
		if (result.getStrikes() == 3) {
			outputView.printGameEnd();
			return true;
		}
		return false;
	}

	private BaseballNumbers parseInput(String input) {
		if (input.length() != 3 || !input.matches("^[1-9]+$")) {
			throw new IllegalArgumentException("1~9 사이의 숫자 3개를 입력해야 합니다.");
		}
		List<Integer> numbers = Arrays.stream(input.split(""))
			.map(Integer::parseInt)
			.collect(Collectors.toList());
		if (numbers.stream().distinct().count() != 3) {
			throw new IllegalArgumentException("중복된 숫자는 입력할 수 없습니다.");
		}
		return new BaseballNumbers(numbers);
	}

	private boolean shouldRestart() {
		try {
			String command = inputView.readRestartCommand();
			if (command.equals("1")) return true;
			if (command.equals("2")) return false;
			throw new IllegalArgumentException("1 또는 2만 입력 가능합니다.");
		} catch (IllegalArgumentException e) {
			outputView.printErrorMessage(e.getMessage());
			return shouldRestart(); // 올바른 입력이 올 때까지 재귀 호출
		}
	}
}