[자동차 경주] BoRamSon 미션 제출합니다.

src/App.js

@@ -1,5 +1,52 @@
+import Car from './Car.js';
 class App {
-  async play() {}
+  async play() {
+    try {
+      const carNames = await this.inputCarNames();
+      const round = await this.inputRound();
+
+      const cars = carNames.map((name) => new Car(name));
+
+      console.log('\n실행 결과');
+      for (let i = 0; i < round; i++) {
+        cars.forEach((car) => car.move());
+        this.printStatus(cars);
+        console.log();
+      }
+
+      const winners = this.getWinners(cars);
+      this.printWinners(winners);
+    } catch (error) {
+      console.error(error.message);
+    }
+  }
+
+  async inputCarNames() {
+    const input = await Console.readLineAsync(
+      '경주할 자동차 이름을 입력하세요.\n'
+    );
+    return input.split(',').map((name) => name.trim());
+  }
+
+  async inputRound() {
+    const input = await Console.readLineAsync('시도할 횟수는 몇 회인가요?\n');
+    return Number(input);
+  }
+
+  printStatus(cars) {
+    cars.forEach((car) => {
+      console.log(`${car.name} : ${'-'.repeat(car.position)}`);
+    });
+  }
+
+  getWinners(cars) {
+    const maxPosition = Math.max(...cars.map((car) => car.position));
+    return cars.filter((car) => car.position === maxPosition).map((car) => car.name);
+  }
+
+  printWinners(winners) {
+    console.log(`최종 우승자 : ${winners.join(', ')}`);
+  }
 }
 
-export default App;
+export default App;

src/Car.js

@@ -0,0 +1,20 @@
+export default class Car {
+    constructor(name) {
+      this.validateName(name);
+      this.name = name;
+      this.position = 0;
+    }
+
+    validateName(name) {
+      if (name.length === 0 || name.length > 5) {
+        throw new Error('[ERROR] 자동차 이름은 1자 이상, 5자 이하만 가능합니다.');
+      }
+    }
+
+    move() {
+      const randomNumber = Random.pickNumberInRange(0, 9);
+      if (randomNumber >= 4) {
+        this.position++;
+      }
+    }
+  }