🔨Refactor : Config를 통한 의존성 주입. Controller를 통한 게임 진행.

src/main/java/lotto/Application.java

@@ -1,34 +1,18 @@
 package lotto;
 
-import lotto.Producer.LottoProducer;
-import lotto.Product.Lotto;
-
-import java.util.Scanner;
+import lotto.config.LottoConfig;
+import lotto.controller.LottoController;
 
 public class Application {
+
     public static void main(String[] args) {
-        IOSequence io=new IOSequence(new Scanner(System.in));
-        User user = new User();
-        // 초기 투자금 지정
-        user.setPurchaseMoney(io.inputPurchaseMoney());
-        Seller seller = new Seller(new LottoProducer());
-        // 셀러에게 로또 구매
-        user.orderToSeller(seller);
-        // 구매한 로또 번호 출력
-        io.outputLottoList(user.getPurchaseLottoList());
-        // 당첨 번호, 보너스 번호 지정해서 객체 생성
-        Lotto lt= io.inputWinningLotto();
-        int bonusNum = io.inputBonusInt(lt);
-        LottoGradeCheck lc=new LottoGradeCheck(lt, bonusNum);
-        // 등수 확인
-        user.checkLottoGrade(lc);
-        // 등수 출력
-        io.outputGrade(user.getGradeList());
-        // 상금 계산
-        user.calculatePrize();
-        // 수익률 계산
-        user.calculateRateofProfit();
-        // 수익률 반환, 출력
-        io.outputRateOfProfit(user.getRateofProfit());
+
+        LottoConfig lottoConfig=new LottoConfig();
+
+        // config를 통해 controller에 의존성 주입
+        LottoController lottoController = lottoConfig.initLottoController();
+
+        // startGame을 통해 게임 진행
+        lottoController.startGame();
     }
 }

src/main/java/lotto/config/LottoConfig.java

@@ -0,0 +1,64 @@
+package lotto.config;
+
+
+import lotto.controller.LottoController;
+import lotto.domain.Seller;
+import lotto.domain.producer.LottoProducer;
+import lotto.domain.producer.Producer;
+import lotto.service.CalculateService;
+import lotto.service.DistributeService;
+import lotto.service.ValidationService;
+import lotto.service.LottoGradeCheckService;
+import lotto.service.InputService;
+import lotto.view.Output;
+
+import java.util.Scanner;
+
+/**
+ * <h4>로또 프로그램 실행을 위해 의존성 주입</h4>
+ */
+public class LottoConfig {
+
+    public LottoController initLottoController() {
+        Producer producer = getLottoProducer();
+        Seller seller = getSeller(producer);
+        DistributeService distributeService = getDistributeService(seller);
+        LottoGradeCheckService lottoGradeCheckService = getLottoGradeCheckService();
+        InputService inputService = getIOSequence();
+        CalculateService calculateService = getCalculateService();
+        Output output = getOutput();
+        return new LottoController(lottoGradeCheckService, distributeService, inputService, calculateService, output);
+    }
+
+    private Output getOutput() {
+        return new Output();
+    }
+
+    private static CalculateService getCalculateService() {
+        return new CalculateService();
+    }
+
+    private static InputService getIOSequence() {
+        return new InputService(getValidationService(), new Scanner(System.in));
+    }
+
+    private static DistributeService getDistributeService(Seller seller) {
+        return new DistributeService(seller);
+    }
+
+    private static LottoGradeCheckService getLottoGradeCheckService() {
+        return new LottoGradeCheckService();
+    }
+
+    private static ValidationService getValidationService() {
+        return new ValidationService();
+    }
+
+    private Producer getLottoProducer() {
+        return new LottoProducer();
+    }
+
+    private Seller getSeller(Producer producer) {
+        return new Seller(producer);
+    }
+}

src/main/java/lotto/controller/LottoController.java

@@ -0,0 +1,70 @@
+package lotto.controller;
+
+import lotto.domain.product.Lotto;
+import lotto.domain.product.Product;
+import lotto.service.CalculateService;
+import lotto.service.DistributeService;
+import lotto.service.LottoGradeCheckService;
+import lotto.service.InputService;
+import lotto.view.Output;
+
+import java.util.ArrayList;
+import java.util.List;
+/**
+ * <h4>전체적인 프로그램 흐름 제어</h4>
+ * <br>
+ * {@link lotto.config.LottoConfig} 를 통해 Controller 객체가 생성된 후, {@link #startGame()} 을 통해 프로그램 진행
+ */
+public class LottoController {
+
+    private final LottoGradeCheckService lottoGradeCheckService;
+    private final DistributeService distributeService;
+    private final InputService inputService;
+    private final CalculateService calculateService;
+    private final Output output;
+
+    public LottoController(LottoGradeCheckService lottoGradeCheckService, DistributeService distributeService, InputService inputService, CalculateService calculateService, Output output) {
+        this.lottoGradeCheckService = lottoGradeCheckService;
+        this.distributeService = distributeService;
+        this.inputService = inputService;
+        this.calculateService = calculateService;
+        this.output = output;
+    }
+
+    public void startGame(){
+        // 초기 투자금 지정
+        int purchaseMoney;
+        try{
+            purchaseMoney = inputService.inputPurchaseMoney();
+        }catch (IllegalArgumentException e){
+            System.out.println("[ERROR]잘못된 입력입니다. 프로그램을 종료합니다.");
+            return;
+        }
+        int purchaseLottoCount= purchaseMoney / 1000;
+        // 구매 수량으로 Lotto 구매
+        List<Product> purchaseProduct = distributeService.orderToSeller(purchaseLottoCount);
+        List<Lotto> purchaseLottos = new ArrayList<>();
+        for (Product product : purchaseProduct) {
+            purchaseLottos.add((Lotto) product);
+        }
+
+        // 구매한 로또 번호 출력
+        output.outputLottoList(purchaseLottos);
+        // 당첨 번호, 보너스 번호 지정해서 객체 생성
+        Lotto prizeLotto= inputService.inputWinningLotto();
+        int bonusNum = inputService.inputBonusInt(prizeLotto);
+        endGame(purchaseLottos, prizeLotto, bonusNum, purchaseMoney);
+    }
+
+    private void endGame(List<Lotto> purchaseLottos, Lotto prizeLotto, int bonusNum, int purchaseMoney){
+        // 등수 확인
+        List<Integer> gradeList=lottoGradeCheckService.checkGrade(prizeLotto,bonusNum,purchaseLottos);
+        // 등수 출력
+        output.outputGrade(gradeList);
+        // 수익률 계산
+        double RateOfProfit = calculateService.calculateRateofProfit(gradeList, purchaseMoney);
+        // 수익률 반환, 출력
+        output.outputRateOfProfit(RateOfProfit);
+
+    }
+}

src/main/java/lotto/LottoPrize.java → src/main/java/lotto/domain/LottoPrize.java

@@ -1,4 +1,4 @@
-package lotto;
+package lotto.domain;
 
 public enum LottoPrize {
     FIRST(2_000_000_000.0),

src/main/java/lotto/Seller.java → src/main/java/lotto/domain/Seller.java

@@ -1,8 +1,7 @@
-package lotto;
+package lotto.domain;
 
-import lotto.Producer.Producer;
-import lotto.Product.Lotto;
-import lotto.Product.Product;
+import lotto.domain.producer.Producer;
+import lotto.domain.product.Product;
 
 import java.util.List;
 
@@ -13,7 +12,7 @@ public Seller(Producer Producer) {
         this.producer = Producer;
     }
 
-    public List<Product> orderSequence(int ProductCount, User Buyer) {
+    public List<Product> orderSequence(int ProductCount) {
         // producer 에게서 상품을 만들어 Buyer 에게 전달
         return this.producer.produceProducts(ProductCount);
     }

src/main/java/lotto/Producer/LottoProducer.java → src/main/java/lotto/domain/producer/LottoProducer.java

@@ -1,8 +1,7 @@
-package lotto.Producer;
+package lotto.domain.producer;
 
-import camp.nextstep.edu.missionutils.Randoms;
-import lotto.Product.Lotto;
-import lotto.Product.Product;
+import lotto.domain.product.Lotto;
+import lotto.domain.product.Product;
 
 import java.util.ArrayList;
 import java.util.List;

src/main/java/lotto/Producer/Producer.java → src/main/java/lotto/domain/producer/Producer.java

@@ -1,6 +1,6 @@
-package lotto.Producer;
+package lotto.domain.producer;
 
-import lotto.Product.Product;
+import lotto.domain.product.Product;
 
 import java.util.List;
 

src/main/java/lotto/Product/Lotto.java → src/main/java/lotto/domain/product/Lotto.java

@@ -1,4 +1,4 @@
-package lotto.Product;
+package lotto.domain.product;
 
 import java.util.ArrayList;
 import java.util.List;

src/main/java/lotto/Product/Product.java → src/main/java/lotto/domain/product/Product.java

@@ -1,4 +1,4 @@
-package lotto.Product;
+package lotto.domain.product;
 
 public interface Product {
 }