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+package store.custom.controller;
+
+import static store.custom.constants.StringConstants.PRODUCTS_FILE_PATH;
+import static store.custom.constants.StringConstants.PROMOTIONS_FILE_PATH;
+import static store.custom.constants.StringConstants.RESPONSE_YES;
+
+import java.util.List;
+import store.custom.model.PromotionResult.PromotionResult;
+import store.custom.model.PromotionResult.PromotionResults;
+import store.custom.model.ReceiptDetails;
+import store.custom.model.order.OrderSheet;
+import store.custom.model.order.OrderedProduct;
+import store.custom.model.product.Products;
+import store.custom.model.promotion.Promotions;
+import store.custom.service.editor.OrderSheetEditor;
+import store.custom.service.editor.ProductsEditor;
+import store.custom.service.filehandler.FileReader;
+import store.custom.service.maker.PromotionResultMaker;
+import store.custom.service.maker.ReceiptDetailsMaker;
+import store.custom.service.parser.OrderParser;
+import store.custom.service.parser.ProductParser;
+import store.custom.service.parser.PromotionParser;
+import store.custom.service.parser.ResponseParser;
+import store.custom.view.InputView;
+import store.custom.view.OutputView;
+
+public class StoreController {
+    private final OrderSheetEditor orderSheetEditor;
+    private final PromotionResultMaker promotionResultsMaker;
+    private final ReceiptDetailsMaker receiptDetailsMaker;
+    private final OrderParser orderParser;
+    private final ResponseParser responseParser;
+
+    private final InputView inputView;
+    private final OutputView outputView;
+
+    public StoreController(InputView inputView, OutputView outputView) {
+        this.orderSheetEditor = new OrderSheetEditor();
+        this.promotionResultsMaker = new PromotionResultMaker();
+        this.receiptDetailsMaker = new ReceiptDetailsMaker();
+        this.orderParser = new OrderParser();
+        this.responseParser = new ResponseParser();
+
+        this.inputView = inputView;
+        this.outputView = outputView;
+    }
+
+    public void start() {
+        Products productCatalog = setUpProductCatalog();
+        Promotions promotionCatalog = setUpPromotionCatalog();
+
+        String repeat = RESPONSE_YES;
+        while (RESPONSE_YES.equals(repeat)) {
+            outputView.displayInventoryStatus(productCatalog);
+            repeat = handleStoreOrder(productCatalog, promotionCatalog);
+        }
+    }
+
+    // 편의점 프로그램 초기 셋업 메서드
+    private Products setUpProductCatalog() {
+        List<String> productsLines = FileReader.run(PRODUCTS_FILE_PATH);
+        Products productCatalog = ProductParser.run(productsLines);
+        return ProductsEditor.inspectProductCatalog(productCatalog);
+    }
+
+    private Promotions setUpPromotionCatalog() {
+        List<String> promotionLines = FileReader.run(PROMOTIONS_FILE_PATH);
+        return PromotionParser.run(promotionLines);
+    }
+
+    // 주문요청 처리 메서드
+    private String handleStoreOrder(Products productCatalog, Promotions promotionCatalog) {
+        OrderSheet orderSheet = handleOrderSheet(productCatalog, promotionCatalog);
+        ProductsEditor.adjustInventoryForOrders(orderSheet, productCatalog); // 주문서에 맞춰 재고 관리
+        ReceiptDetails receiptDetails = receiptDetailsMaker.run(orderSheet, inputResponseForMembership());
+
+        outputView.displayReceipt(orderSheet, receiptDetails); // 레시피 출력
+        return inputResponseForAdditionalPurchase();
+    }
+
+    // 주문서 처리 메서드
+    private OrderSheet handleOrderSheet(Products productCatalog, Promotions promotionCatalog) {
+        OrderSheet orderSheet = inputOrderRequest(productCatalog);
+        orderSheetEditor.addPromotionInfo(productCatalog, promotionCatalog, orderSheet);
+
+        PromotionResults promotionResults =
+                promotionResultsMaker.createPromotionResults(productCatalog, orderSheet); // 프로모션 결과지 만들기
+        handlePromotionResults(orderSheet, promotionResults); // 프로모션 결과지를 주문서에 반영
+
+        return orderSheet;
+    }
+
+    // 프로모션 행사 적용 결과 처리 메서드
+    private void handlePromotionResults(OrderSheet orderSheet, PromotionResults promotionResults) {
+        for (int index = 0; index < promotionResults.getPromotionResultCount(); index++) {
+            PromotionResult promotionResult = promotionResults.getPromotionResultByIndex(index);
+            OrderedProduct orderedProduct = orderSheet.getOrderSheetByIndex(index);
+
+            handleExcludedPromotionProduct(orderedProduct, promotionResult);
+            handleAdditionalFreebie(orderedProduct, promotionResult);
+            handlePromotionProduct(orderedProduct, promotionResult);
+        }
+    }
+
+    private void handleExcludedPromotionProduct(OrderedProduct orderedProduct, PromotionResult promotionResult) {
+        String orderedProductName = orderedProduct.getName();
+        int nonPromotionProduct = promotionResult.getNonPromotionProductCount();
+
+        if (nonPromotionProduct > 0) {
+            String responseForNoPromotion = inputResponseForNoPromotion(orderedProductName, nonPromotionProduct);
+            orderSheetEditor.applyResponseForNoPromotion(responseForNoPromotion, promotionResult, orderedProduct);
+        }
+    }
+
+    private void handleAdditionalFreebie(OrderedProduct orderedProduct, PromotionResult promotionResult) {
+        String orderedProductName = orderedProduct.getName();
+        int extraPromotionCount = promotionResult.getExtraPromotionCount();
+
+        if (extraPromotionCount > 0) {
+            int additionalFreebie = orderedProduct.getGet();
+            String responseForFreeProduct = inputResponseForFreebie(orderedProductName, additionalFreebie);
+            orderSheetEditor.applyResponseForFreeProduct(responseForFreeProduct, promotionResult, orderedProduct);
+        }
+    }
+
+    private void handlePromotionProduct(OrderedProduct orderedProduct, PromotionResult promotionResult) {
+        int nonPromotionProduct = promotionResult.getNonPromotionProductCount();
+        int extraPromotionCount = promotionResult.getExtraPromotionCount();
+
+        if (extraPromotionCount == 0 && nonPromotionProduct == 0) {
+            orderSheetEditor.computeTotalWithPromotion(orderedProduct, promotionResult);
+        }
+    }
+
+    // 사용자 입력 관련 메서드 (Error 시 재입력)
+    private OrderSheet inputOrderRequest(Products productCatalog) {
+        while (true) {
+            try {
+                String orderRequest = inputView.askForProductsToPurchase();
+                return orderParser.run(orderRequest, productCatalog);
+            } catch (IllegalArgumentException e) {
+                outputView.displayErrorMessage(e.getMessage());
+            }
+        }
+    }
+
+    private String inputResponseForNoPromotion(String name, int noPromotionProductCount) {
+        while (true) {
+            try {
+                String response = inputView.askForProductWithoutPromotion(name, noPromotionProductCount);
+                return responseParser.run(response);
+            } catch (IllegalArgumentException e) {
+                outputView.displayErrorMessage(e.getMessage());
+            }
+        }
+    }
+
+    private String inputResponseForFreebie(String name, int additionalFreeProduct) {
+        while (true) {
+            try {
+                String response = inputView.askForFreebie(name, additionalFreeProduct);
+                return responseParser.run(response);
+            } catch (IllegalArgumentException e) {
+                outputView.displayErrorMessage(e.getMessage());
+            }
+        }
+    }
+
+    private String inputResponseForMembership() {
+        while (true) {
+            try {
+                String response = inputView.askForMembershipDiscount();
+                return responseParser.run(response);
+            } catch (IllegalArgumentException e) {
+                outputView.displayErrorMessage(e.getMessage());
+            }
+        }
+    }
+
+    private String inputResponseForAdditionalPurchase() {
+        while (true) {
+            try {
+                String response = inputView.askForAdditionalPurchase();
+                return responseParser.run(response);
+            } catch (IllegalArgumentException e) {
+                outputView.displayErrorMessage(e.getMessage());
+            }
+        }
+    }
+}
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리뷰: while(true)와 try-catch가 반복되는데, 반환값이 같은 것 같아서요! 핸들러로 빼서 처리하면 더 유연한 코드가 되지 않을까 싶습니다