ISSUE-42 : 사용자 식자재 수, 나눔 수, 친구 수 조회 API 추가 개발 (#46)

* createIngredientDetail isDeleted false 고정값 설정

* expirationDate.desc() -> asc() 변경

* 사용자 식자재 수, 나눔 수, 친구 수 조회 API 구현

src/main/kotlin/mara/server/domain/ingredient/IngredientDetailRepository.kt

@@ -73,7 +73,7 @@ class CustomIngredientDetailRepositoryImpl(
     override fun findByRefrigeratorList(refrigeratorList: List<Refrigerator>, limit: Long): List<IngredientDetail> {
         return queryFactory.selectFrom(ingredientDetail)
             .where(ingredientDetail.refrigerator.`in`(refrigeratorList).and(ingredientDetail.isDeleted.isFalse))
-            .orderBy(ingredientDetail.expirationDate.desc()).limit(limit).fetch()
+            .orderBy(ingredientDetail.expirationDate.asc()).limit(limit).fetch()
     }
 
     override fun countByRefrigeratorList(refrigeratorList: List<Refrigerator>): Long {

src/main/kotlin/mara/server/domain/ingredient/IngredientDetailService.kt

@@ -37,7 +37,7 @@ class IngredientDetailService(
             memo = ingredientDetailRequest.memo,
             addDate = ingredientDetailRequest.addDate,
             expirationDate = ingredientDetailRequest.expirationDate,
-            isDeleted = ingredientDetailRequest.isDeleted
+            isDeleted = false
         )
 
         // 식재료 추가 일자 update

src/main/kotlin/mara/server/domain/share/ApplyShareRepository.kt

@@ -5,4 +5,6 @@ import org.springframework.data.jpa.repository.JpaRepository
 
 interface ApplyShareRepository : JpaRepository<ApplyShare, Long> {
     fun existsByUserAndShare(user: User, share: Share): Boolean
+
+    fun countByUser(user: User): Long
 }

src/main/kotlin/mara/server/domain/share/ShareRepository.kt

@@ -11,7 +11,9 @@ import org.springframework.data.domain.Pageable
 import org.springframework.data.jpa.repository.JpaRepository
 import org.springframework.data.support.PageableExecutionUtils
 
-interface ShareRepository : JpaRepository<Share, Long>, CustomShareRepository
+interface ShareRepository : JpaRepository<Share, Long>, CustomShareRepository {
+    fun countByUser(user: User): Long
+}
 
 interface CustomShareRepository {
     fun findAllMyFriendsShare(pageable: Pageable, status: ShareStatus, user: User): Page<Share>

src/main/kotlin/mara/server/domain/user/UserController.kt

@@ -74,4 +74,10 @@ class UserController(
     fun getAllMyShareList(pageable: Pageable, @RequestParam("status") status: String): CommonResponse<Page<ShareResponse>> {
         return success(shareService.getAllMyShareList(pageable, status))
     }
+
+    @GetMapping("/me/statistics")
+    @Operation(summary = "유저의 식자재 수, 나눔 수, 친구 수 조회 API")
+    fun getCountMyStatistics(): CommonResponse<UserStatisticResponse> {
+        return success(userService.getCountMyStatistics())
+    }
 }

src/main/kotlin/mara/server/domain/user/UserDto.kt

@@ -48,3 +48,9 @@ class UserFriendResponse(
         ingredientCount = ingredientCount
     )
 }
+
+class UserStatisticResponse(
+    val ingredientCount: Long,
+    val shareCount: Long,
+    val friendCount: Long
+)

src/main/kotlin/mara/server/domain/user/UserService.kt

@@ -6,6 +6,11 @@ import mara.server.auth.kakao.KakaoApiClient
 import mara.server.auth.security.getCurrentLoginUserId
 import mara.server.config.redis.RefreshToken
 import mara.server.config.redis.RefreshTokenRepository
+import mara.server.domain.friend.FriendshipRepository
+import mara.server.domain.ingredient.IngredientDetailRepository
+import mara.server.domain.refrigerator.RefrigeratorRepository
+import mara.server.domain.share.ApplyShareRepository
+import mara.server.domain.share.ShareRepository
 import mara.server.util.StringUtil
 import mara.server.util.logger
 import org.springframework.beans.factory.annotation.Value
@@ -19,6 +24,11 @@ import java.util.UUID
 @Service
 class UserService(
     private val userRepository: UserRepository,
+    private val refrigeratorRepository: RefrigeratorRepository,
+    private val ingredientDetailRepository: IngredientDetailRepository,
+    private val shareRepository: ShareRepository,
+    private val applyShareRepository: ApplyShareRepository,
+    private val friendshipRepository: FriendshipRepository,
     private val jwtProvider: JwtProvider,
     private val passwordEncoder: BCryptPasswordEncoder,
     private val refreshTokenRepository: RefreshTokenRepository,
@@ -118,4 +128,13 @@ class UserService(
         val refreshToken = refreshTokenRepository.save(RefreshToken(UUID.randomUUID().toString(), user.userId, refreshDurationMins))
         return refreshToken.refreshToken
     }
+
+    fun getCountMyStatistics(): UserStatisticResponse {
+        val user = getCurrentLoginUser()
+        val refrigeratorList = refrigeratorRepository.findByUser(user)
+        val ingredientCount = ingredientDetailRepository.countByRefrigeratorList(refrigeratorList)
+        val shareCount = shareRepository.countByUser(user) + applyShareRepository.countByUser(user)
+        val friendCount = friendshipRepository.countByFromUser(user)
+        return UserStatisticResponse(ingredientCount, shareCount, friendCount)
+    }
 }