[feat] 식당 세부 정보 조회 api

src/main/java/org/hankki/hankkiserver/api/menu/service/MenuFinder.java

@@ -0,0 +1,20 @@
+package org.hankki.hankkiserver.api.menu.service;
+
+import lombok.RequiredArgsConstructor;
+import org.hankki.hankkiserver.domain.menu.model.Menu;
+import org.hankki.hankkiserver.domain.menu.repository.MenuRepository;
+import org.hankki.hankkiserver.domain.store.model.Store;
+import org.springframework.stereotype.Component;
+
+import java.util.List;
+
+@Component
+@RequiredArgsConstructor
+public class MenuFinder {
+
+    private final MenuRepository menuRepository;
+
+    public List<Menu> findAllByStore(Store store) {
+        return menuRepository.findAllByStore(store);
+    }
+}

src/main/java/org/hankki/hankkiserver/api/store/controller/StoreController.java

@@ -25,8 +25,13 @@ public class StoreController {
     private final StoreQueryService storeQueryService;
     private final HeartCommandService heartCommandService;
 
+    @GetMapping("/stores/{id}")
+    public HankkiResponse<StoreGetResponse> getStore(@PathVariable final Long id) {
+        return HankkiResponse.success(CommonSuccessCode.OK, storeQueryService.getStoreInformation(id));
+    }
+
     @GetMapping("/stores/{id}/thumbnail")
-    public HankkiResponse<StoreThumbnailResponse> getStoreThumbnail(@PathVariable Long id) {
+    public HankkiResponse<StoreThumbnailResponse> getStoreThumbnail(@PathVariable final Long id) {
         return HankkiResponse.success(CommonSuccessCode.OK, storeQueryService.getStoreThumbnail(id));
     }
 

src/main/java/org/hankki/hankkiserver/api/store/service/StoreFinder.java

@@ -13,12 +13,17 @@ public class StoreFinder {
 
     private final StoreRepository storeRepository;
 
-    protected Store findByIdWhereDeletedIsFalse(Long id) {
+    public Store getStoreReference(final Long id) {
+        return storeRepository.getReferenceById(id);
+    }
+
+    protected Store findByIdWhereDeletedIsFalse(final Long id) {
         return storeRepository.findByIdAndIsDeletedIsFalse(id)
                 .orElseThrow(() -> new NotFoundException(StoreErrorCode.STORE_NOT_FOUND));
     }
 
-    public Store getStoreReference(final Long id) {
-        return storeRepository.getReferenceById(id);
+    protected Store findByIdWithHeartAndIsDeletedFalse(final Long id) {
+        return storeRepository.findByIdWithHeartAndIsDeletedFalse(id)
+                .orElseThrow(() -> new NotFoundException(StoreErrorCode.STORE_NOT_FOUND));
     }
 }

src/main/java/org/hankki/hankkiserver/api/store/service/StoreQueryService.java

@@ -2,26 +2,43 @@
 
 
 import lombok.RequiredArgsConstructor;
+import org.hankki.hankkiserver.api.menu.service.MenuFinder;
 import org.hankki.hankkiserver.api.store.parameter.PriceCategory;
 import org.hankki.hankkiserver.api.store.parameter.SortOption;
 import org.hankki.hankkiserver.api.store.service.response.*;
+import org.hankki.hankkiserver.domain.heart.model.Heart;
+import org.hankki.hankkiserver.domain.store.model.Store;
 import org.hankki.hankkiserver.domain.store.model.StoreCategory;
+import org.hankki.hankkiserver.domain.store.model.StoreImage;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
 import java.util.Arrays;
+import java.util.List;
 
 @Service
 @RequiredArgsConstructor
 public class StoreQueryService {
 
     private final StoreFinder storeFinder;
+    private final MenuFinder menuFinder;
 
-    @Transactional(readOnly = true)//주어진 pk를 가진 식당의 정보를 조회 이때 식당의 상태가 is_deleted면 404를 나타낸다.
-    public StoreThumbnailResponse getStoreThumbnail(Long id) {
+    @Transactional(readOnly = true)
+    public StoreThumbnailResponse getStoreThumbnail(final Long id) {
         return StoreThumbnailResponse.of(storeFinder.findByIdWhereDeletedIsFalse(id));
     }
 
+    @Transactional(readOnly = true)
+    public StoreGetResponse getStoreInformation(final Long id) {
+
+        Store store = storeFinder.findByIdWithHeartAndIsDeletedFalse(id);
+
+        return StoreGetResponse.of(store,
+                isLiked(id, store),
+                getImageUrlsFromStore(store),
+                getMenus(store));
+    }
+
     public CategoriesResponse getCategories() {
         return new CategoriesResponse(Arrays.stream(StoreCategory.values())
                 .map(CategoryResponse::of)
@@ -39,4 +56,22 @@ public PriceCategoriesResponse getPriceCategories() {
                 .map(PriceCategoryResponse::of)
                 .toList());
     }
+
+    private List<String> getImageUrlsFromStore(final Store store) {
+        return store.getImages().stream()
+                .map(StoreImage::getImageUrl)
+                .toList();
+    }
+
+    private List<MenuResponse> getMenus(final Store store) {
+        return menuFinder.findAllByStore(store).stream().map(MenuResponse::of).toList();
+    }
+
+    private boolean isLiked(final Long id, final Store store) {
+        return store.getHearts().stream().anyMatch(heart -> isLiked(id, heart));
+    }
+
+    private static boolean isLiked(final Long id, final Heart heart) {
+        return heart.getUser().getId().equals(id);
+    }
 }

src/main/java/org/hankki/hankkiserver/api/store/service/response/MenuResponse.java

@@ -0,0 +1,12 @@
+package org.hankki.hankkiserver.api.store.service.response;
+
+import org.hankki.hankkiserver.domain.menu.model.Menu;
+
+public record MenuResponse(
+        String name,
+        int price
+) {
+    public static MenuResponse of(Menu menu) {
+        return new MenuResponse(menu.getName(), menu.getPrice());
+    }
+}

src/main/java/org/hankki/hankkiserver/api/store/service/response/StoreGetResponse.java

@@ -0,0 +1,23 @@
+package org.hankki.hankkiserver.api.store.service.response;
+
+import org.hankki.hankkiserver.domain.store.model.Store;
+
+import java.util.List;
+
+public record StoreGetResponse(
+        String name,
+        String category,
+        int heartCount,
+        boolean isLiked,
+        List<String> imageUrls,
+        List<MenuResponse> menus
+) {
+    public static StoreGetResponse of(final Store store, final boolean isLiked, final List<String> imageUrls, final List<MenuResponse> menus) {
+        return new StoreGetResponse(store.getName(),
+                store.getCategory().getName(),
+                store.getHeartCount(),
+                isLiked,
+                imageUrls,
+                menus);
+    }
+}

src/main/java/org/hankki/hankkiserver/api/store/service/response/StoreThumbnailResponse.java

@@ -9,7 +9,7 @@ public record StoreThumbnailResponse(
         int lowestPrice,
         int heartCount
 ) {
-    public static StoreThumbnailResponse of(Store store) {
+    public static StoreThumbnailResponse of(final Store store) {
         return new StoreThumbnailResponse(
                 store.getId(),
                 store.getName(),

src/main/java/org/hankki/hankkiserver/domain/menu/repository/MenuRepository.java

@@ -1,7 +1,11 @@
 package org.hankki.hankkiserver.domain.menu.repository;
 
 import org.hankki.hankkiserver.domain.menu.model.Menu;
+import org.hankki.hankkiserver.domain.store.model.Store;
 import org.springframework.data.jpa.repository.JpaRepository;
 
+import java.util.List;
+
 public interface MenuRepository extends JpaRepository<Menu, Long> {
+    List<Menu> findAllByStore(Store store);
 }

src/main/java/org/hankki/hankkiserver/domain/store/model/Store.java

@@ -6,6 +6,9 @@
 import lombok.NoArgsConstructor;
 import org.hankki.hankkiserver.domain.common.BaseTimeEntity;
 import org.hankki.hankkiserver.domain.common.Point;
+import org.hankki.hankkiserver.domain.heart.model.Heart;
+
+import java.util.List;
 
 @Entity
 @Getter
@@ -17,6 +20,12 @@ public class Store extends BaseTimeEntity {
     @GeneratedValue(strategy = GenerationType.IDENTITY)
     private Long id;
 
+    @OneToMany(mappedBy = "store")
+    private List<Heart> hearts;
+
+    @OneToMany(mappedBy = "store")
+    private List<StoreImage> images;
+
     @Embedded
     private Point point;
 

src/main/java/org/hankki/hankkiserver/domain/store/model/StoreImage.java

@@ -21,6 +21,6 @@ public class StoreImage extends BaseCreatedAtEntity {
     private Store store;
 
     @Column(nullable = false)
-    private String image_url;
+    private String imageUrl;
 
 }

src/main/java/org/hankki/hankkiserver/domain/store/repository/StoreRepository.java

@@ -9,4 +9,7 @@
 public interface StoreRepository extends JpaRepository<Store, Long> {
     @Query("select s from Store s where s.id = :id and s.isDeleted = false")
     Optional<Store> findByIdAndIsDeletedIsFalse(Long id);
+
+    @Query("select s from Store s join fetch s.hearts where s.id = :id and s.isDeleted = false")
+    Optional<Store> findByIdWithHeartAndIsDeletedFalse(Long id);
 }