@@ -0,0 +1,134 @@
+package store.io.output.impl;
+
+import camp.nextstep.edu.missionutils.Console;
+import java.util.List;
+import java.util.Optional;
+import store.common.ConsoleMessages;
+import store.common.ErrorMessages;
+import store.domain.Cart;
+import store.domain.CartItem;
+import store.domain.Membership;
+import store.domain.Product;
+import store.domain.Receipt;
+import store.io.output.StoreOutput;
+
+public class OutputConsole implements StoreOutput {
+
+    @Override
+    public void printProductList(List<Product> products) {
+        printHeader();
+        printProducts(products);
+    }
+
+    private void printHeader() {
+        System.out.print(ConsoleMessages.LINE_SEPARATOR);
+        System.out.println(ConsoleMessages.WELCOME_MESSAGE);
+        System.out.println(ConsoleMessages.PRODUCT_LIST_HEADER);
+        System.out.print(ConsoleMessages.LINE_SEPARATOR);
+    }
+
+    private void printProducts(List<Product> products) {
+        for (Product product : products) {
+            printProductInfo(product);
+            printRegularProductInfoIfMissing(products, product);
+        }
+    }
+
+    private void printProductInfo(Product product) {
+        String stockInfo = getStockInfo(product);
+        String promoInfo = product.getPromotionDescription();
+        String formattedPrice = getFormattedPrice(product);
+        System.out.printf("- %s %s원 %s %s%n", product.getName(), formattedPrice, stockInfo, promoInfo);
+    }
+
+    private void printRegularProductInfoIfMissing(List<Product> products, Product product) {
+        if (product.getPromotion() == null) {
+            return;
+        }
+        Optional<Product> regularProduct = findRegularProduct(products, product);
+        if (regularProduct.isEmpty()) {
+            String formattedPrice = getFormattedPrice(product);
+            System.out.printf("- %s %s원 재고 없음%n", product.getName(), formattedPrice);
+        }
+    }
+
+    private String getStockInfo(Product product) {
+        return product.getStock() > 0 ? product.getStock() + "개" : "재고 없음";
+    }
+
+    private String getFormattedPrice(Product product) {
+        return String.format("%,d", product.getPrice().getAmount());
+    }
+
+    private Optional<Product> findRegularProduct(List<Product> products, Product product) {
+        return products.stream()
+                .filter(p -> p.getName().equals(product.getName()) && p.getPromotion() == null)
+                .findFirst();
+    }
+
+    @Override
+    public void printReceipt(Receipt receipt, Cart cart, Membership membership) {
+        printReceiptHeader();
+        printPurchasedItems(receipt);
+        printFreeItems(receipt);
+        printReceiptSummary(receipt, cart, membership);
+    }
+
+    private void printReceiptHeader() {
+        System.out.print(ConsoleMessages.LINE_SEPARATOR);
+        System.out.printf("==============%-3s%s================%n", "W", "편의점");
+        System.out.printf("%-10s %10s %8s%n", "상품명", "수량", "금액");
+    }
+
+    private void printPurchasedItems(Receipt receipt) {
+        for (CartItem item : receipt.getPurchasedItems()) {
+            printPurchasedItem(item);
+        }
+    }
+
+    private void printPurchasedItem(CartItem item) {
+        String productName = item.getProduct().getName();
+        int quantity = item.getQuantity();
+        String totalPrice = String.format("%,d", item.calculateTotalPrice().getAmount());
+
+        if (productName.length() < 3) {
+            System.out.printf("%-10s %10d %13s%n", productName, quantity, totalPrice);
+            return;
+        }
+        System.out.printf("%-10s %9d %14s%n", productName, quantity, totalPrice);
+    }
+
+    private void printFreeItems(Receipt receipt) {
+        System.out.printf("=============%-7s%s===============%n", "증", "정");
+        for (CartItem item : receipt.getFreeItems()) {
+            printFreeItem(item);
+        }
+    }
+
+    private void printFreeItem(CartItem item) {
+        String productName = item.getProduct().getName();
+        int quantity = item.getFreeQuantity();
+        System.out.printf("%-10s %9d%n", productName, quantity);
+    }
+
+    private void printReceiptSummary(Receipt receipt, Cart cart, Membership membership) {
+        System.out.println("====================================");
+        System.out.printf("%-10s %8d %13s%n", "총구매액", receipt.getTotalQuantity(),
+                String.format("%,d", receipt.getTotalPrice()));
+        System.out.printf("%-10s %22s%n", "행사할인",
+                String.format("-%s", String.format("%,d", receipt.getPromotionDiscount(cart))));
+        System.out.printf("%-10s %30s%n", "멤버십할인",
+                String.format("-%s", String.format("%,d", receipt.getMembershipDiscount(cart, membership))));
+        System.out.printf("%-10s %23s%n", "내실돈", String.format("%,d", receipt.getFinalPrice(cart, membership)));
+    }
+
+    @Override
+    public void printError(String message) {
+        System.out.println(ErrorMessages.ERROR_MESSAGE + message);
+    }
+
+    @Override
+    public void close() {
+        Console.close();
+    }
+}

리뷰: 여기는 하드코딩된 상태로 놔두셨네요? 실제 구현체라서 그런건가요?? 기준이 어떤건지 궁금합니다!