[자동차 경주 게임] 이태순 미션 제출합니다.

docs/README.md

@@ -0,0 +1,26 @@
+InputClass 구현
+입력기능: ReadCarName, ReadTryNum
+예외처리기능: StringHandlingException, IntHandlingException
+
+- 자동차이름 이름 5자 초과로 들어올때
+- 횟수에 숫자가 안들어올때
+  getCarNum기능: 입력된 자동차의 개수반환
+
+Car 구현
+
+- 랜덤결과에 따라 전진, 머무르는 기능 MoveOrNot
+- Race: Trynum 만큼 Race진행
+- getPosition: 현재 Position
+- winNum: 이긴횟수 기록
+
+Game 구현
+
+- 생성자구현: 차세팅, play 진행
+  -play: 횟수 만큼 경주게임 시작
+  -round: 한 라운드 게임진행
+  -setCars: Input으로 받아온 이름으로 Car객체배열생성
+  -sortCars: 매라운드 postion순으로 정렬
+
+output 구현
+
+- printRound: 라운드마다 게임결과 출력

src/main/java/racingcar/Application.java

@@ -1,7 +1,7 @@
 package racingcar;
 
 public class Application {
-    public static void main(String[] args) {
-        // TODO 구현 진행
-    }
+	public static void main(String[] args) {
+		Game r1 = new Game();
+	}
 }

src/main/java/racingcar/Car.java

@@ -1,12 +1,43 @@
 package racingcar;
 
+import camp.nextstep.edu.missionutils.Randoms;
+
 public class Car {
-    private final String name;
-    private int position = 0;
+	private final String name;
+	private int position = 0;
+	private int positionBase = 0;
+	private int winNum = 0;
+
+	public Car(String name) {
+		this.name = name;
+	}
+
+	public void Race(int num) {
+		positionBase = position;//변하기전 위치 기억
+		for (int i = 0; i < num; i++) {
+			position += MoveOrNot();
+		}
+	}
+
+	public int MoveOrNot() {
+		if (Randoms.pickNumberInRange(0, 9) >= 4)
+			return 1;
+		return 0;
+	}
+
+	public int getPosition() {
+		return position - positionBase;//전체 위치가 아닌 한라운드당 위차 계산
+	}
+
+	public String getName() {
+		return name;
+	}
 
-    public Car(String name) {
-        this.name = name;
-    }
+	public void increaseWinNum() {
+		winNum++;
+	}
 
-    // 추가 기능 구현
+	public int getWinNum() {
+		return winNum;
+	}
 }

src/main/java/racingcar/Game.java

@@ -0,0 +1,87 @@
+package racingcar;
+
+import java.util.*;
+import java.util.stream.Collectors;
+
+public class Game {
+	private final ArrayList<Car> cars = new ArrayList<>();
+	private List<Car> SortedCars;
+	private final int TryNum;
+	private final int carNum;
+
+	public Game() {
+		ArrayList<String> StringInput = Input.ReadCarName();
+		TryNum = Input.ReadTryNum();
+		setCars(StringInput);
+		carNum = cars.size();
+
+		System.out.println("실행 결과");
+		Play();
+		finalWin();
+	}
+
+	private void Play() {
+		for (int i = 0; i < TryNum; i++) {
+			Round();
+			SortCars();
+			Score();
+		}
+	}
+
+	private void SortCars() {
+		SortedCars = cars.stream()
+			.sorted(Comparator.comparing(Car::getPosition).reversed())
+			.collect(Collectors.toList());
+	}
+
+	private void Score() {
+		Car maxCar = SortedCars.get(0);
+		maxCar.increaseWinNum();
+		int max = maxCar.getPosition();
+
+		handleRoundCoWinner(max);
+	}
+
+	private void handleRoundCoWinner(int max) {
+		for (int i = 1; i < carNum; i++) {
+			Car c1 = SortedCars.get(i);
+			if (c1.getPosition() != max) {
+				break;
+			}
+			c1.increaseWinNum();
+		}
+	}
+
+	private void Round() {
+		for (Car c1 : cars) {
+			c1.Race(TryNum);
+			Output.printRound(c1);
+		}
+		System.out.println();
+	}
+
+	private void setCars(ArrayList<String> input) {
+		for (String s : input) {
+			cars.add(new Car(s));
+		}
+	}
+
+	private void finalWin() {
+		Collections.sort(cars, (c1, c2) -> c2.getWinNum() - c1.getWinNum());
+		Car maxCar = cars.get(0);
+		int max = maxCar.getWinNum();
+		System.out.print("최종 우승자 : " + maxCar.getName());
+		handleFinalCoWinner(max);
+		System.out.println();
+	}
+
+	private void handleFinalCoWinner(int max) {
+		for (int i = 1; i < carNum; i++) {
+			Car c1 = cars.get(i);
+			if (c1.getWinNum() != max) {
+				break;
+			}
+			System.out.print(", " + c1.getName());
+		}
+	}
+}

src/main/java/racingcar/Input.java

@@ -0,0 +1,59 @@
+package racingcar;
+
+import camp.nextstep.edu.missionutils.Console;
+
+import java.util.ArrayList;
+import java.util.List;
+
+public class Input {
+	static ArrayList<String> carNames = new ArrayList<String>();
+
+	public static ArrayList<String> ReadCarName() {
+		System.out.println("경주할 자동차 이름을 입력하세요.(이름은 쉼표(,) 기준으로 구분)");
+		while (true) {
+			String[] input = Console.readLine().split(",");
+			try {
+				StringHandlingExecption(input);
+			} catch (IllegalArgumentException e) {
+				System.out.println(e.getMessage() + " 5이하의 문자열을 입력하세요.");
+				continue;
+			}
+			break;
+		}
+		return carNames;
+	}
+
+	private static void StringHandlingExecption(String[] input) {
+
+		for (String s : input) {
+			if (s.length() > 5) {
+				throw new IllegalArgumentException("[ERROR]");
+			}
+			carNames.add(s);
+		}
+	}
+
+	public static int ReadTryNum() {
+		System.out.println("시도할 회수는 몇회인가요?");
+		while (true) {
+			int num;
+			try {
+				num = IntHandlingException(Console.readLine());
+			} catch (Exception e) {
+				System.out.println("[Error] 시도횟수는 숫자여야 한다.");
+				continue;
+			}
+			return num;
+		}
+	}
+
+	private static int IntHandlingException(String n) {
+		int num;
+		try {
+			num = Integer.parseInt(n);
+		} catch (Exception e) {
+			throw new IllegalArgumentException("[Error]");
+		}
+		return num;
+	}
+}

src/main/java/racingcar/Output.java

@@ -0,0 +1,15 @@
+package racingcar;
+
+public class Output {
+	public static void printRound(Car c1) {
+		System.out.print(c1.getName() + " : ");
+		printBar(c1);
+	}
+
+	public static void printBar(Car c1) {
+		for (int i = 0; i < c1.getPosition(); i++) {
+			System.out.print("-");
+		}
+		System.out.println();
+	}
+}

src/test/java/racingcar/ApplicationTest.java

@@ -1,41 +1,42 @@
 package racingcar;
 
 import camp.nextstep.edu.missionutils.test.NsTest;
+
 import org.junit.jupiter.api.Test;
 
 import static camp.nextstep.edu.missionutils.test.Assertions.assertRandomNumberInRangeTest;
 import static camp.nextstep.edu.missionutils.test.Assertions.assertSimpleTest;
 import static org.assertj.core.api.Assertions.assertThat;
 
 class ApplicationTest extends NsTest {
-    private static final int MOVING_FORWARD = 4;
-    private static final int STOP = 3;
-
-    private static final String ERROR_MESSAGE = "[ERROR]";
-
-    @Test
-    void 전진_정지() {
-        assertRandomNumberInRangeTest(
-            () -> {
-                run("pobi,woni", "1");
-                assertThat(output()).contains("pobi : -", "woni : ", "최종 우승자 : pobi");
-            },
-            MOVING_FORWARD, STOP
-        );
-    }
-
-    @Test
-    void 이름에_대한_예외_처리() {
-        assertSimpleTest(
-            () -> {
-                runException("pobi,javaji");
-                assertThat(output()).contains(ERROR_MESSAGE);
-            }
-        );
-    }
-
-    @Override
-    public void runMain() {
-        Application.main(new String[]{});
-    }
+	private static final int MOVING_FORWARD = 4;
+	private static final int STOP = 3;
+
+	private static final String ERROR_MESSAGE = "[ERROR]";
+
+	@Test
+	void 전진_정지() {
+		assertRandomNumberInRangeTest(
+			() -> {
+				run("pobi,woni", "1");
+				assertThat(output()).contains("pobi : -", "woni : ", "최종 우승자 : pobi");
+			},
+			MOVING_FORWARD, STOP
+		);
+	}
+
+	@Test
+	void 이름에_대한_예외_처리() {
+		assertSimpleTest(
+			() -> {
+				runException("pobi,javaji");
+				assertThat(output()).contains(ERROR_MESSAGE);
+			}
+		);
+	}
+
+	@Override
+	public void runMain() {
+		Application.main(new String[] {});
+	}
 }