feat: 주문 전체 조회 API

api-module/src/main/java/com/likelion/apimodule/cart/application/CartSaveUseCase.java

@@ -39,7 +39,7 @@ public String saveMyCart(String accessToken, CartSaveReq saveReq) {
         if (findMyCartCount(user.getUserId(), menu.getId()) >= 1) {
 
             Cart cart = cartQueryService.findCartByUserIdAndMenuId(user.getUserId(), menu.getId());
-            cart.setCartQuantity(saveReq.quantity());
+            cart.setCartQuantity(saveReq.quantity() + cart.getQuantity());
 
             return "추가";
         } else {

api-module/src/main/java/com/likelion/apimodule/customer/application/CustomerFIndUseCase.java

@@ -0,0 +1,87 @@
+package com.likelion.apimodule.customer.application;
+
+import com.likelion.apimodule.customer.dto.TotalOrder;
+import com.likelion.apimodule.order.dto.MenuOrder;
+import com.likelion.coremodule.customer.service.CustomerQueryService;
+import com.likelion.coremodule.menu.domain.Menu;
+import com.likelion.coremodule.menu.service.MenuQueryService;
+import com.likelion.coremodule.order.domain.Order;
+import com.likelion.coremodule.order.domain.OrderItem;
+import com.likelion.coremodule.order.service.OrderQueryService;
+import com.likelion.coremodule.user.application.UserQueryService;
+import com.likelion.coremodule.user.domain.User;
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.stream.Collectors;
+
+@Service
+@RequiredArgsConstructor
+public class CustomerFIndUseCase {
+
+    private final CustomerQueryService customerQueryService;
+    private final MenuQueryService menuQueryService;
+    private final OrderQueryService orderQueryService;
+    private final UserQueryService userQueryService;
+
+    public List<TotalOrder> getTotalOrder(Long storeId) {
+
+        List<Menu> menus = menuQueryService.findMenusByStoreId(storeId);
+        List<OrderItem> items = new ArrayList<>();
+        for (Menu menu : menus) {
+            List<OrderItem> item = orderQueryService.findOrderItemsByMenuId(menu.getId());
+            items.addAll(item);
+        }
+
+        Map<Long, List<OrderItem>> groupedItems = new HashMap<>();
+        for (OrderItem item : items) {
+            groupedItems.computeIfAbsent(item.getOrder().getId(), k -> new ArrayList<>()).add(item);
+        }
+
+        List<TotalOrder> totalOrders = new ArrayList<>();
+
+        for (Map.Entry<Long, List<OrderItem>> entry : groupedItems.entrySet()) {
+
+            List<OrderItem> orderItems = entry.getValue();
+            Order order = orderQueryService.findOrderById(orderItems.get(0).getOrder().getId());
+            User user = userQueryService.findById(order.getUser().getUserId());
+
+            List<MenuOrder> menuOrders = orderItems.stream()
+                    .map(item -> {
+
+                        Menu menu = menuQueryService.findMenuById(item.getMenu().getId());
+
+                        return new MenuOrder(
+                                menu.getName(),
+                                menu.getImageUrl(),
+                                item.getQuantity(),
+                                menu.getPrice() * item.getQuantity()
+                        );
+                    })
+                    .collect(Collectors.toList());
+
+            Integer totalPrice = menuOrders.stream()
+                    .mapToInt(MenuOrder::totalPrice)
+                    .sum();
+
+            TotalOrder totalOrder = new TotalOrder(
+                    order.getPickUpRoute(),
+                    order.getVisitHour().toString(),
+                    order.getVisitMin().toString(),
+                    user.getName(),
+                    order.getCreatedAt(),
+                    order.getOrderNum(),
+                    menuOrders,
+                    totalPrice
+            );
+
+            totalOrders.add(totalOrder);
+        }
+
+        return totalOrders;
+    }
+}

api-module/src/main/java/com/likelion/apimodule/customer/application/CustomerSaveUseCase.java

@@ -0,0 +1,9 @@
+package com.likelion.apimodule.customer.application;
+
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+@Service
+@RequiredArgsConstructor
+public class CustomerSaveUseCase {
+}

api-module/src/main/java/com/likelion/apimodule/customer/dto/OrderMenu.java

@@ -0,0 +1,7 @@
+package com.likelion.apimodule.customer.dto;
+
+public record OrderMenu(
+        Long menuId,
+        String menuName
+) {
+}

api-module/src/main/java/com/likelion/apimodule/customer/dto/TotalOrder.java

@@ -0,0 +1,18 @@
+package com.likelion.apimodule.customer.dto;
+
+import com.likelion.apimodule.order.dto.MenuOrder;
+
+import java.time.LocalDateTime;
+import java.util.List;
+
+public record TotalOrder(
+        String pickUpRoute,
+        String visitHour,
+        String visitMin,
+        String userName,
+        LocalDateTime createdAt,
+        String orderNum,
+        List<MenuOrder> menu,
+        Integer totalPrice
+) {
+}

api-module/src/main/java/com/likelion/apimodule/customer/presentation/CustomerController.java

@@ -0,0 +1,57 @@
+package com.likelion.apimodule.customer.presentation;
+
+import com.likelion.apimodule.customer.application.CustomerFIndUseCase;
+import com.likelion.apimodule.customer.application.CustomerSaveUseCase;
+import com.likelion.apimodule.customer.dto.TotalOrder;
+import com.likelion.commonmodule.exception.common.ApplicationResponse;
+import io.swagger.v3.oas.annotations.Operation;
+import io.swagger.v3.oas.annotations.responses.ApiResponse;
+import io.swagger.v3.oas.annotations.responses.ApiResponses;
+import io.swagger.v3.oas.annotations.tags.Tag;
+import lombok.RequiredArgsConstructor;
+import org.springframework.validation.annotation.Validated;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RestController;
+
+import java.util.List;
+
+@RequiredArgsConstructor
+@RestController
+@RequestMapping("/v1/customer")
+@Validated
+@Tag(name = "Customer", description = "Customer 관련 API")
+public class CustomerController {
+
+    private final CustomerFIndUseCase customerFIndUseCase;
+    private final CustomerSaveUseCase customerSaveUseCase;
+
+    // 주문 전체 조회 (정후)
+    @GetMapping("/{storeId}")
+    @ApiResponses(
+            value = {
+                    @ApiResponse(
+                            responseCode = "200",
+                            description = "주문 전체 조회",
+                            useReturnTypeSchema = true
+                    )
+            }
+    )
+    @Operation(summary = "주문 전체 조회 API", description = "주문 전체 조회 API 입니다.")
+    public ApplicationResponse<List<TotalOrder>> getTotalOrder(
+            @PathVariable Long storeId
+    ) {
+
+        List<TotalOrder> orders = customerFIndUseCase.getTotalOrder(storeId);
+        return ApplicationResponse.ok(orders);
+    }
+
+    // 접수하는 API (정후)
+
+    // 준비 완료 시키는 API (정후)
+
+    // 메뉴 조회 API (소연)
+
+    // 메뉴 추가 API (소연)
+}

core-module/src/main/java/com/likelion/coremodule/customer/service/CustomerQueryService.java

@@ -0,0 +1,9 @@
+package com.likelion.coremodule.customer.service;
+
+import lombok.RequiredArgsConstructor;
+import org.springframework.stereotype.Service;
+
+@Service
+@RequiredArgsConstructor
+public class CustomerQueryService {
+}

core-module/src/main/java/com/likelion/coremodule/order/domain/OrderItem.java

@@ -2,7 +2,6 @@
 
 import com.likelion.commonmodule.exception.common.BaseEntity;
 import com.likelion.coremodule.menu.domain.Menu;
-import com.likelion.coremodule.order.domain.Order;
 import jakarta.persistence.*;
 import lombok.*;
 
@@ -22,7 +21,7 @@ public class OrderItem extends BaseEntity {
     @JoinColumn(name = "order_id")
     private Order order;
 
-    @ManyToOne(fetch = FetchType.LAZY)
+    @ManyToOne(fetch = FetchType.EAGER)
     @JoinColumn(name = "menu_id")
     private Menu menu;