[0주차] 6기 객체지향 코드 연습(전예준)

src/main/java/racingcar/Application.java

@@ -1,7 +1,28 @@
 package racingcar;
 
+import java.util.ArrayList;
+
 public class Application {
     public static void main(String[] args) {
-        // TODO: 프로그램 구현
-    }
+        String[] carList = View.name();
+		int num = View.count();
+
+		ArrayList<Car> cars = new ArrayList<>();
+		for(String name : carList) {
+			cars.add(new Car(name));
+		}
+
+		System.out.println("실행 결과\n");
+
+		for(int i = 0; i < num; i++) {
+			for (Car car : cars) {
+                car.move();
+            }
+			View.roundPrint(cars);
+		}
+
+		View.getWinner(cars);
+	}
+
 }
+

src/main/java/racingcar/Car.java

@@ -0,0 +1,37 @@
+package racingcar;
+
+import java.util.Random;
+
+public class Car {
+    private String name;
+	private int position = 0;
+
+	public Car(String name) {
+		if (name == null || name.trim().isEmpty() || name.length() > 5) {
+            throw new IllegalArgumentException("자동차 이름은 5자 이하만 가능합니다.");
+        }
+        this.name = name.trim();
+	}
+
+	public void move() {
+		Random rand = new Random();
+		if(rand.nextInt(10) > 3) {
+			this.position++;
+		}
+	}
+
+	public void status() {
+		System.out.print(this.name + " : ");
+		for(int i = 0; i < this.position; i++) {
+			System.out.print("-");
+		}
+	}
+
+	public String getName() {
+		return this.name;
+	}
+
+	public int getPosition() {
+		return this.position;
+	}
+}

src/main/java/racingcar/View.java

@@ -0,0 +1,60 @@
+package racingcar;
+
+import java.util.ArrayList;
+import java.util.Scanner;
+
+public class View {
+    private static Scanner scanner = new Scanner(System.in);
+
+	public static String[] name() {
+		System.out.println("경주할 자동차 이름을 입력하세요.(이름은 쉼표(,) 기준으로 구분)");
+		return scanner.nextLine().split(",");
+	}
+
+	public static int count() {
+		System.out.println("시도할 횟수는 몇회인가요?");
+		String tryNum = scanner.nextLine();
+		try {
+			if(tryNum.trim().isEmpty()) {
+				throw new IllegalArgumentException("시도 횟수는 빈 칸일 수 없습니다.");
+			}
+			int num = Integer.parseInt(tryNum.trim());
+			if (num < 1) {
+                throw new IllegalArgumentException("시도 횟수는 1 이상이어야 합니다.");
+            }
+            return num;
+		} catch (NumberFormatException e) {
+            throw new IllegalArgumentException("시도 횟수는 숫자만 입력 가능합니다.");
+        }
+
+	}
+
+	public static void roundPrint(ArrayList<Car> cars) {
+		for(Car car : cars) {
+			car.status();
+			System.out.println();
+		}
+		System.out.println();
+	}
+
+	public static void getWinner(ArrayList<Car> cars) {
+		int maxPosition = 0;
+		for(Car car : cars) {
+			if(car.getPosition() >= maxPosition) {
+				maxPosition = car.getPosition();
+			}
+		}
+
+		ArrayList<String> winners = new ArrayList<>();
+		for(Car car : cars) {
+			if(car.getPosition() == maxPosition) {
+				winners.add(car.getName());
+			}
+		}
+
+		System.out.print("최종 우승자 : ");
+		String result = String.join(", ", winners);
+		System.out.println(result);
+	}
+
+}