feat(store): [API] 아이템 고유번호들로 아이템 정보 찾기 구현

store-service/src/main/java/com/justpickup/storeservice/domain/item/dto/ItemsDto.java

@@ -0,0 +1,17 @@
+package com.justpickup.storeservice.domain.item.dto;
+
+import com.justpickup.storeservice.domain.item.entity.Item;
+import lombok.Getter;
+
+@Getter
+public class ItemsDto {
+    private Long itemId;
+    private String itemName;
+
+    public static ItemsDto of(Item item) {
+        ItemsDto itemsDto = new ItemsDto();
+        itemsDto.itemId = item.getId();
+        itemsDto.itemName = item.getName();
+        return itemsDto;
+    }
+}

store-service/src/main/java/com/justpickup/storeservice/domain/item/service/ItemService.java

@@ -2,6 +2,7 @@ package com.justpickup.storeservice.domain.item.service;
 
 import com.justpickup.storeservice.domain.item.dto.FetchItemDto;
 import com.justpickup.storeservice.domain.item.dto.ItemDto;
+import com.justpickup.storeservice.domain.item.dto.ItemsDto;
 import com.justpickup.storeservice.domain.itemoption.dto.ItemOptionDto;
 import org.springframework.data.domain.Page;
 import org.springframework.data.domain.Pageable;
@@ -19,4 +20,6 @@ public interface ItemService {
     void putItem(Long itemId, String itemName, Long itemPrice, Long categoryId, List<ItemOptionDto> itemOptionDtos);
 
     void createItem( Long userId, String itemName, Long itemPrice, Long categoryId, List<ItemOptionDto> itemOptionDtos);
+
+    List<ItemsDto> findItems(List<Long> itemIds);
 }

store-service/src/main/java/com/justpickup/storeservice/domain/item/service/ItemServiceImpl.java

@@ -4,6 +4,7 @@ import com.justpickup.storeservice.domain.category.entity.Category;
 import com.justpickup.storeservice.domain.category.repository.CategoryRepository;
 import com.justpickup.storeservice.domain.item.dto.FetchItemDto;
 import com.justpickup.storeservice.domain.item.dto.ItemDto;
+import com.justpickup.storeservice.domain.item.dto.ItemsDto;
 import com.justpickup.storeservice.domain.item.entity.Item;
 import com.justpickup.storeservice.domain.item.exception.NotExistItemException;
 import com.justpickup.storeservice.domain.item.repository.ItemRepository;
@@ -36,8 +37,6 @@ public class ItemServiceImpl implements ItemService {
     private final CategoryRepository categoryRepository;
     private final StoreRepository storeRepository;
 
-
-
     @Override
     public ItemDto findItemByItemId(Long itemId) {
         Item findItem = itemRepository.findById(itemId)
@@ -112,4 +111,12 @@ public class ItemServiceImpl implements ItemService {
 
         itemRepository.save(createdItem);
     }
+
+    @Override
+    public List<ItemsDto> findItems(List<Long> itemIds) {
+        return itemRepository.findAllById(itemIds)
+                .stream()
+                .map(ItemsDto::of)
+                .collect(Collectors.toList());
+    }
 }

store-service/src/main/java/com/justpickup/storeservice/domain/item/web/ItemController.java

@@ -1,6 +1,7 @@
 package com.justpickup.storeservice.domain.item.web;
 
 import com.justpickup.storeservice.domain.item.dto.ItemDto;
+import com.justpickup.storeservice.domain.item.dto.ItemsDto;
 import com.justpickup.storeservice.domain.item.service.ItemService;
 import com.justpickup.storeservice.global.dto.Result;
 import com.justpickup.storeservice.global.entity.Yn;
@@ -14,6 +15,9 @@ import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.RestController;
 
+import java.util.List;
+import java.util.stream.Collectors;
+
 @RestController
 @RequiredArgsConstructor
 public class ItemController {
@@ -45,5 +49,26 @@ public class ItemController {
         }
     }
 
+    @GetMapping("/items/{itemIds}")
+    public ResponseEntity<Result> getItems(@PathVariable List<Long> itemIds) {
+        List<ItemsDto> items = itemService.findItems(itemIds);
+
+        List<GetItemsResponse> responses = items.stream()
+                .map(GetItemsResponse::new)
+                .collect(Collectors.toList());
+
+        return ResponseEntity.ok(Result.createSuccessResult(responses));
+    }
+
+    @Data @NoArgsConstructor
+    static class GetItemsResponse {
+        private Long id;
+        private String name;
+
+        public GetItemsResponse(ItemsDto itemsDto) {
+            this.id = itemsDto.getItemId();
+            this.name = itemsDto.getItemName();
+        }
+    }
 
 }

store-service/src/main/resources/application.yml

@@ -1,9 +1,9 @@
 server:
-  port: 12343
+  port: 0
 
 spring:
   application:
-    name: store-servcie
+    name: store-service
   config:
     import: optional:configserver:http://127.0.0.1:8888
   cloud:
@@ -25,7 +25,6 @@ spring:
     username: postgres
     password: admin
 
-
 eureka:
   client:
     service-url: