backup: 사용하지 않는 파일 삭제 전 복구 지점

- 전체 371개 파일 중 82개 미사용 파일 식별
- Phase 1: 33개 파일 삭제 예정 (100% 안전)
- Phase 2: 30개 파일 삭제 검토 예정
- Phase 3: 19개 파일 수동 검토 예정

🤖 Generated with Claude Code

Co-Authored-By: Claude <noreply@anthropic.com>

lib/services/administrator_service.dart

@@ -1,4 +1,5 @@
 import 'package:injectable/injectable.dart';
+import 'package:superport/core/constants/app_constants.dart';
 import 'package:superport/data/datasources/remote/administrator_remote_datasource.dart';
 import 'package:superport/data/models/administrator_dto.dart';
 
@@ -13,7 +14,7 @@ class AdministratorService {
   /// 관리자 목록 조회 (페이지네이션 지원)
   Future<AdministratorListResponse> getAdministrators({
     int page = 1,
-    int pageSize = 20,
+    int pageSize = AppConstants.adminPageSize,
     String? search,
   }) async {
     try {
@@ -141,7 +142,7 @@ class AdministratorService {
   /// 이메일로 관리자 검색 (단일 결과 기대)
   Future<AdministratorDto?> findAdministratorByEmail(String email) async {
     try {
-      final response = await getAdministrators(search: email, pageSize: 10);
+      final response = await getAdministrators(search: email, pageSize: AppConstants.adminPageSize);
       
       // 정확히 일치하는 이메일 찾기
       final exactMatch = response.items.where((admin) => 

lib/services/auth_service.dart

@@ -14,6 +14,8 @@ import 'package:superport/data/models/auth/login_response.dart';
 import 'package:superport/data/models/auth/logout_request.dart';
 import 'package:superport/data/models/auth/refresh_token_request.dart';
 import 'package:superport/data/models/auth/token_response.dart';
+import 'package:superport/data/models/auth/change_password_request.dart';
+import 'package:superport/data/models/auth/message_response.dart';
 
 abstract class AuthService {
   Future<Either<Failure, LoginResponse>> login(LoginRequest request);
@@ -21,6 +23,11 @@ abstract class AuthService {
   Future<Either<Failure, TokenResponse>> refreshToken();
   Future<bool> isLoggedIn();
   Future<AuthUser?> getCurrentUser();
+  Future<Either<Failure, AuthUser>> getCurrentAdminFromServer();
+  Future<Either<Failure, MessageResponse>> changePassword({
+    required String oldPassword,
+    required String newPassword,
+  });
   Future<String?> getAccessToken();
   Future<String?> getRefreshToken();
   Future<void> clearSession();
@@ -241,6 +248,62 @@ class AuthServiceImpl implements AuthService {
     await _secureStorage.write(key: _userKey, value: userJson);
   }
 
+  @override
+  Future<Either<Failure, AuthUser>> getCurrentAdminFromServer() async {
+    try {
+      debugPrint('[AuthService] getCurrentAdminFromServer 시작');
+      
+      final result = await _authRemoteDataSource.getCurrentAdmin();
+      
+      return result.fold(
+        (failure) {
+          debugPrint('[AuthService] getCurrentAdminFromServer 실패: ${failure.message}');
+          return Left(failure);
+        },
+        (authUser) {
+          debugPrint('[AuthService] getCurrentAdminFromServer 성공: ${authUser.name} (${authUser.email})');
+          return Right(authUser);
+        },
+      );
+    } catch (e, stackTrace) {
+      debugPrint('[AuthService] getCurrentAdminFromServer 예외 발생: $e');
+      debugPrint('[AuthService] Stack trace: $stackTrace');
+      return Left(ServerFailure(message: '관리자 정보 조회 중 오류가 발생했습니다.'));
+    }
+  }
+
+  @override
+  Future<Either<Failure, MessageResponse>> changePassword({
+    required String oldPassword,
+    required String newPassword,
+  }) async {
+    try {
+      debugPrint('[AuthService] changePassword 시작');
+      
+      final request = ChangePasswordRequest(
+        oldPassword: oldPassword,
+        newPassword: newPassword,
+      );
+      
+      final result = await _authRemoteDataSource.changePassword(request);
+      
+      return result.fold(
+        (failure) {
+          debugPrint('[AuthService] changePassword 실패: ${failure.message}');
+          return Left(failure);
+        },
+        (messageResponse) {
+          debugPrint('[AuthService] changePassword 성공: ${messageResponse.message}');
+          return Right(messageResponse);
+        },
+      );
+    } catch (e, stackTrace) {
+      debugPrint('[AuthService] changePassword 예외 발생: $e');
+      debugPrint('[AuthService] Stack trace: $stackTrace');
+      return Left(ServerFailure(message: '비밀번호 변경 중 오류가 발생했습니다.'));
+    }
+  }
+
   void dispose() {
     _authStateController.close();
   }

lib/services/company_service.dart

@@ -1,6 +1,7 @@
 import 'package:flutter/foundation.dart';
 import 'package:injectable/injectable.dart';
 import 'package:dartz/dartz.dart';
+import 'package:superport/core/constants/app_constants.dart';
 import 'package:superport/core/errors/exceptions.dart';
 import 'package:superport/core/errors/failures.dart';
 import 'package:superport/data/datasources/remote/company_remote_datasource.dart';
@@ -21,17 +22,23 @@ class CompanyService {
   // 회사 목록 조회
   Future<PaginatedResponse<Company>> getCompanies({
     int page = 1,
-    int perPage = 20,
+    int perPage = AppConstants.companyPageSize,
     String? search,
     bool? isActive,
     bool includeInactive = false,
   }) async {
     try {
+      // 🔧 백엔드 버그 우회: 검색 시에는 is_active 파라미터 제거
+      // search + is_active 조합에서 빈 결과 반환 버그 존재
+      final effectiveIsActive = search != null && search.isNotEmpty 
+          ? null  // 검색 시에는 is_active 필터 제거
+          : (isActive ?? !includeInactive); // 일반 목록 조회는 기존 로직 유지
+          
       final response = await _remoteDataSource.getCompanies(
         page: page,
         perPage: perPage,
         search: search,
-        isActive: isActive ?? !includeInactive,
+        isActive: effectiveIsActive,
       );
 
       return PaginatedResponse<Company>(

lib/services/equipment_history_service.dart

@@ -0,0 +1,123 @@
+import 'package:get_it/get_it.dart';
+import 'package:superport/core/errors/exceptions.dart';
+import 'package:superport/core/errors/failures.dart';
+import 'package:superport/data/models/equipment_history_dto.dart';
+import 'package:superport/data/models/stock_status_dto.dart';
+import 'package:superport/data/repositories/equipment_history_repository.dart';
+
+/// Equipment History Service - 입출고 및 재고 관리 비즈니스 로직 담당
+class EquipmentHistoryService {
+  final EquipmentHistoryRepository _repository = GetIt.instance<EquipmentHistoryRepository>();
+
+  /// 재고 현황 조회 (핵심 기능)
+  Future<List<StockStatusDto>> getStockStatus() async {
+    try {
+      return await _repository.getStockStatus();
+    } on ServerException catch (e) {
+      throw ServerFailure(message: e.message);
+    } catch (e) {
+      throw ServerFailure(message: 'Failed to fetch stock status: $e');
+    }
+  }
+
+  /// 장비별 이력 조회
+  Future<List<EquipmentHistoryDto>> getEquipmentHistoriesByEquipmentId(int equipmentId) async {
+    try {
+      return await _repository.getEquipmentHistoriesByEquipmentId(equipmentId);
+    } on ServerException catch (e) {
+      throw ServerFailure(message: e.message);
+    } catch (e) {
+      throw ServerFailure(message: 'Failed to fetch equipment histories: $e');
+    }
+  }
+
+  /// 입고 처리
+  Future<EquipmentHistoryDto> createStockIn({
+    required int equipmentsId,
+    required int warehousesId,
+    required int quantity,
+    DateTime? transactedAt,
+    String? remark,
+  }) async {
+    try {
+      return await _repository.createStockIn(
+        equipmentsId: equipmentsId,
+        warehousesId: warehousesId,
+        quantity: quantity,
+        transactedAt: transactedAt,
+        remark: remark,
+      );
+    } on ServerException catch (e) {
+      throw ServerFailure(message: e.message);
+    } catch (e) {
+      throw ServerFailure(message: 'Failed to create stock in: $e');
+    }
+  }
+
+  /// 출고 처리
+  Future<EquipmentHistoryDto> createStockOut({
+    required int equipmentsId,
+    required int warehousesId,
+    required int quantity,
+    DateTime? transactedAt,
+    String? remark,
+  }) async {
+    try {
+      return await _repository.createStockOut(
+        equipmentsId: equipmentsId,
+        warehousesId: warehousesId,
+        quantity: quantity,
+        transactedAt: transactedAt,
+        remark: remark,
+      );
+    } on ServerException catch (e) {
+      throw ServerFailure(message: e.message);
+    } catch (e) {
+      throw ServerFailure(message: 'Failed to create stock out: $e');
+    }
+  }
+
+  /// 장비 이력 생성 (범용)
+  Future<EquipmentHistoryDto> createEquipmentHistory(EquipmentHistoryRequestDto request) async {
+    try {
+      return await _repository.createEquipmentHistory(request);
+    } on ServerException catch (e) {
+      throw ServerFailure(message: e.message);
+    } catch (e) {
+      throw ServerFailure(message: 'Failed to create equipment history: $e');
+    }
+  }
+
+  /// 장비 이력 수정
+  Future<EquipmentHistoryDto> updateEquipmentHistory(int id, EquipmentHistoryUpdateRequestDto request) async {
+    try {
+      return await _repository.updateEquipmentHistory(id, request);
+    } on ServerException catch (e) {
+      throw ServerFailure(message: e.message);
+    } catch (e) {
+      throw ServerFailure(message: 'Failed to update equipment history: $e');
+    }
+  }
+
+  /// 장비 이력 삭제
+  Future<void> deleteEquipmentHistory(int id) async {
+    try {
+      await _repository.deleteEquipmentHistory(id);
+    } on ServerException catch (e) {
+      throw ServerFailure(message: e.message);
+    } catch (e) {
+      throw ServerFailure(message: 'Failed to delete equipment history: $e');
+    }
+  }
+
+  /// 장비 이력 상세 조회
+  Future<EquipmentHistoryDto> getEquipmentHistoryById(int id) async {
+    try {
+      return await _repository.getEquipmentHistoryById(id);
+    } on ServerException catch (e) {
+      throw ServerFailure(message: e.message);
+    } catch (e) {
+      throw ServerFailure(message: 'Failed to fetch equipment history detail: $e');
+    }
+  }
+}

lib/services/equipment_service.dart

@@ -1,24 +1,29 @@
 import 'package:get_it/get_it.dart';
+import 'package:superport/core/constants/app_constants.dart';
 import 'package:superport/core/errors/exceptions.dart';
 import 'package:superport/core/errors/failures.dart';
 import 'package:superport/data/datasources/remote/equipment_remote_datasource.dart';
 import 'package:superport/data/models/common/paginated_response.dart';
 import 'package:superport/data/models/equipment/equipment_dto.dart';
+import 'package:superport/data/repositories/equipment_history_repository.dart';
 
 class EquipmentService {
   final EquipmentRemoteDataSource _remoteDataSource = GetIt.instance<EquipmentRemoteDataSource>();
+  final EquipmentHistoryRepository _historyRepository = GetIt.instance<EquipmentHistoryRepository>();
 
   // 장비 목록 조회 (간단한 버전)
   Future<PaginatedResponse<EquipmentDto>> getEquipments({
     int page = 1,
-    int perPage = 20,
+    int perPage = AppConstants.equipmentPageSize,
     String? search,
+    int? companyId,
   }) async {
     try {
       final response = await _remoteDataSource.getEquipments(
         page: page,
         perPage: perPage,
         search: search,
+        companyId: companyId,
       );
 
       return PaginatedResponse<EquipmentDto>(
@@ -84,15 +89,17 @@ class EquipmentService {
   // 상태별 장비 조회
   Future<PaginatedResponse<EquipmentDto>> getEquipmentsWithStatus({
     int page = 1,
-    int perPage = 20,
+    int perPage = AppConstants.equipmentPageSize,
     String? search,
     String? status,
+    int? companyId,
   }) async {
     try {
       final response = await _remoteDataSource.getEquipments(
         page: page,
         perPage: perPage,
         search: search,
+        companyId: companyId,
       );
 
       // 간단한 상태 필터링 (백엔드에서 지원하지 않는 경우 클라이언트 측에서)
@@ -143,9 +150,9 @@ class EquipmentService {
   // 장비 이력 조회
   Future<List<dynamic>> getEquipmentHistory(int equipmentId, {int? page, int? perPage}) async {
     try {
-      // 장비 이력은 EquipmentHistoryService나 별도 서비스에서 처리해야 하지만
-      // 호환성을 위해 빈 리스트 반환
-      return [];
+      // 실제 EquipmentHistoryRepository를 통한 API 호출
+      final histories = await _historyRepository.getEquipmentHistoriesByEquipmentId(equipmentId);
+      return histories;
     } on ServerException catch (e) {
       throw ServerFailure(message: e.message);
     } catch (e) {

lib/services/health_test_service.dart

@@ -1,4 +1,5 @@
 import 'package:get_it/get_it.dart';
+import 'package:superport/core/constants/app_constants.dart';
 import 'package:superport/services/auth_service.dart';
 import 'package:superport/services/equipment_service.dart';
 import 'package:superport/services/warehouse_service.dart';
@@ -37,7 +38,7 @@ class HealthTestService {
     try {
       DebugLogger.log('장비 API 체크 시작', tag: 'HEALTH_TEST');
       
-      final equipments = await _equipmentService.getEquipments(page: 1, perPage: 5);
+      final equipments = await _equipmentService.getEquipments(page: 1, perPage: AppConstants.smallPageSize);
       results['equipments'] = {
         'success': true,
         'count': equipments.items.length,
@@ -102,7 +103,7 @@ class HealthTestService {
     switch (endpoint) {
       case 'equipments':
         try {
-          final equipments = await _equipmentService.getEquipments(page: 1, perPage: 10);
+          final equipments = await _equipmentService.getEquipments(page: 1, perPage: AppConstants.defaultPageSize);
           return {
             'success': true,
             'count': equipments.items.length,

lib/services/user_service.dart

@@ -1,4 +1,5 @@
 import 'package:injectable/injectable.dart';
+import 'package:superport/core/constants/app_constants.dart';
 import 'package:superport/data/datasources/remote/user_remote_datasource.dart';
 import 'package:superport/data/models/common/paginated_response.dart';
 import 'package:superport/data/models/user/user_dto.dart';
@@ -13,7 +14,7 @@ class UserService {
   /// 사용자 목록 조회 (레거시 메서드 - 사용 중단됨)
   Future<PaginatedResponse<User>> getUsers({
     int page = 1,
-    int perPage = 20,
+    int perPage = AppConstants.userPageSize,
     bool? isActive,
     int? companyId,
     String? role,
@@ -30,7 +31,7 @@ class UserService {
       return PaginatedResponse<User>(
         items: response.items.map((dto) => _userDtoToModel(dto)).toList(),
         page: response.currentPage,
-        size: response.pageSize ?? 20,
+        size: response.pageSize ?? AppConstants.userPageSize,
         totalElements: response.totalCount,
         totalPages: response.totalPages,
         first: response.currentPage == 1,
@@ -164,7 +165,7 @@ class UserService {
     String? status,
     String? permissionLevel,
     int page = 1,
-    int perPage = 20,
+    int perPage = AppConstants.userPageSize,
   }) async {
     throw UnimplementedError('레거시 메서드 - UserRepository 사용');
   }

lib/services/warehouse_service.dart

@@ -1,6 +1,7 @@
 import 'package:flutter/foundation.dart';
 import 'package:get_it/get_it.dart';
 import 'package:injectable/injectable.dart';
+import 'package:superport/core/constants/app_constants.dart';
 import 'package:superport/core/errors/exceptions.dart';
 import 'package:superport/core/errors/failures.dart';
 import 'package:superport/data/datasources/remote/warehouse_remote_datasource.dart';
@@ -15,7 +16,7 @@ class WarehouseService {
   // 창고 위치 목록 조회
   Future<PaginatedResponse<WarehouseLocation>> getWarehouseLocations({
     int page = 1,
-    int perPage = 20,
+    int perPage = AppConstants.warehousePageSize,
     bool? isActive,
     String? search,
     bool includeInactive = false,
@@ -65,7 +66,7 @@ class WarehouseService {
     try {
       final request = WarehouseRequestDto(
         name: location.name,
-        zipcodesZipcode: null, // WarehouseRequestDto에는 zipcodes_zipcode만 있음
+        zipcodesZipcode: location.zipcode, // 우편번호 전달
         remark: location.remark,
       );
 
@@ -83,7 +84,7 @@ class WarehouseService {
     try {
       final request = WarehouseUpdateRequestDto(
         name: location.name,
-        zipcodesZipcode: null, // WarehouseUpdateRequestDto에는 zipcodes_zipcode만 있음
+        zipcodesZipcode: location.zipcode, // 우편번호 전달
         remark: location.remark,
       );
 
@@ -111,7 +112,7 @@ class WarehouseService {
   Future<List<Map<String, dynamic>>> getWarehouseEquipment(
     int warehouseId, {
     int page = 1,
-    int perPage = 20,
+    int perPage = AppConstants.warehousePageSize,
   }) async {
     try {
       final response = await _remoteDataSource.getWarehouseEquipment(