From fe60f0043ed40c7081127069daf7ce9c1686b8d4 Mon Sep 17 00:00:00 2001
From: djdongjae <jk47wee@gmail.com>
Date: Wed, 5 Jun 2024 09:03:48 +0900
Subject: [PATCH] =?UTF-8?q?feat:=20=EB=A9=94=EB=89=B4=20=EC=A0=84=EC=B2=B4?=
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---
 .../menu/dto/response/MenuResponseDto.java    | 15 ++++++++
 .../service/MenuService.java                  | 38 +++++++++++++++++++
 2 files changed, 53 insertions(+)
 create mode 100644 src/main/java/net/skhu/tastyinventory_be/controller/menu/dto/response/MenuResponseDto.java
 create mode 100644 src/main/java/net/skhu/tastyinventory_be/service/MenuService.java

diff --git a/src/main/java/net/skhu/tastyinventory_be/controller/menu/dto/response/MenuResponseDto.java b/src/main/java/net/skhu/tastyinventory_be/controller/menu/dto/response/MenuResponseDto.java
new file mode 100644
index 0000000..ad6eb69
--- /dev/null
+++ b/src/main/java/net/skhu/tastyinventory_be/controller/menu/dto/response/MenuResponseDto.java
@@ -0,0 +1,15 @@
+package net.skhu.tastyinventory_be.controller.menu.dto.response;
+
+import net.skhu.tastyinventory_be.controller.inventory.dto.response.InventoryResponseDto;
+
+import java.util.List;
+
+public record MenuResponseDto(
+        String name,
+        String imageUrl,
+        List<InventoryResponseDto> inventories
+) {
+    public static MenuResponseDto of(String name, String imageUrl, List<InventoryResponseDto> inventories) {
+        return new MenuResponseDto(name, imageUrl, inventories);
+    }
+}
diff --git a/src/main/java/net/skhu/tastyinventory_be/service/MenuService.java b/src/main/java/net/skhu/tastyinventory_be/service/MenuService.java
new file mode 100644
index 0000000..ec796e8
--- /dev/null
+++ b/src/main/java/net/skhu/tastyinventory_be/service/MenuService.java
@@ -0,0 +1,38 @@
+package net.skhu.tastyinventory_be.service;
+
+import lombok.RequiredArgsConstructor;
+import net.skhu.tastyinventory_be.controller.inventory.dto.response.InventoryResponseDto;
+import net.skhu.tastyinventory_be.controller.menu.dto.response.MenuResponseDto;
+import net.skhu.tastyinventory_be.domain.menu.Menu;
+import net.skhu.tastyinventory_be.domain.menu.MenuRepository;
+import net.skhu.tastyinventory_be.domain.recipe.RecipeRepository;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.stream.Collectors;
+
+@RequiredArgsConstructor
+@Transactional(readOnly = true)
+@Service
+public class MenuService {
+    private final MenuRepository menuRepository;
+    private final RecipeRepository recipeRepository;
+
+    public List<MenuResponseDto> findAll() {
+        List<Menu> menuList = menuRepository.findAll();
+        List<MenuResponseDto> result = new ArrayList<>();
+        for (Menu menu : menuList) {
+            result.add(MenuResponseDto.of(
+                    menu.getName(),
+                    menu.getImageUrl(),
+                    recipeRepository.findAllByMenu(menu)
+                            .stream()
+                            .map(recipe -> InventoryResponseDto.from(recipe.getInventory()))
+                            .collect(Collectors.toList())
+            ));
+        }
+        return result;
+    }
+}