feat: 장비 관리 기능 강화 및 이력 추적 개선

- EquipmentHistoryDto 모델 확장 (상세 정보 추가)
- 장비 이력 화면 UI/UX 개선
- 장비 입고 폼 검증 로직 강화
- 테스트 이력 화면 추가
- API 응답 처리 개선

🤖 Generated with [Claude Code](https://claude.ai/code)

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

lib/screens/equipment/controllers/equipment_in_form_controller.dart

@@ -18,7 +18,8 @@ class EquipmentInFormController extends ChangeNotifier {
   final EquipmentService _equipmentService = GetIt.instance<EquipmentService>();
   final WarehouseService _warehouseService = GetIt.instance<WarehouseService>();
   final CompanyService _companyService = GetIt.instance<CompanyService>();
-  final int? equipmentInId;
+  final int? equipmentInId; // 실제로는 장비 ID (입고 ID가 아님)
+  int? actualEquipmentId; // API 호출용 실제 장비 ID
   
   bool _isLoading = false;
   String? _error;
@@ -85,9 +86,13 @@ class EquipmentInFormController extends ChangeNotifier {
     _loadWarehouseLocations();
     _loadPartnerCompanies();
     _loadWarrantyLicenses();
-    if (isEditMode) {
-      _loadEquipmentIn();
-    }
+    // 수정 모드일 때 초기 데이터 로드는 initializeForEdit() 메서드로 이동
+  }
+
+  // 수정 모드 초기화 (외부에서 호출)
+  Future<void> initializeForEdit() async {
+    if (!isEditMode || equipmentInId == null) return;
+    await _loadEquipmentIn();
   }
 
   // 제조사 목록 로드
@@ -185,7 +190,7 @@ class EquipmentInFormController extends ChangeNotifier {
   }
 
   // 기존 데이터 로드(수정 모드)
-  void _loadEquipmentIn() async {
+  Future<void> _loadEquipmentIn() async {
     if (equipmentInId == null) return;
     
     _isLoading = true;
@@ -194,50 +199,67 @@ class EquipmentInFormController extends ChangeNotifier {
     
     try {
       if (_useApi) {
-        // API에서 장비 정보 로드
-        // 현재는 장비 정보만 가져올 수 있으므로, 일단 Mock 데이터와 병용
-        final equipmentIn = dataService.getEquipmentInById(equipmentInId!);
-        if (equipmentIn != null && equipmentIn.equipment.id != null) {
-          try {
-            // API에서 최신 장비 정보 가져오기
-            final equipment = await _equipmentService.getEquipment(equipmentIn.equipment.id!);
-            manufacturer = equipment.manufacturer;
-            name = equipment.name;
-            category = equipment.category;
-            subCategory = equipment.subCategory;
-            subSubCategory = equipment.subSubCategory;
-            serialNumber = equipment.serialNumber ?? '';
-            barcode = equipment.barcode ?? '';
-            quantity = equipment.quantity;
-            remarkController.text = equipment.remark ?? '';
-            hasSerialNumber = serialNumber.isNotEmpty;
-            
-            // 워런티 정보
-            warrantyLicense = equipment.warrantyLicense;
-            warrantyStartDate = equipment.warrantyStartDate ?? DateTime.now();
-            warrantyEndDate = equipment.warrantyEndDate ?? DateTime.now().add(const Duration(days: 365));
-            
-            // 입고 관련 정보는 아직 Mock 데이터 사용
-            inDate = equipmentIn.inDate;
-            equipmentType = equipmentIn.type;
-            warehouseLocation = equipmentIn.warehouseLocation;
-            partnerCompany = equipmentIn.partnerCompany;
-          } catch (e) {
-            // API 실패 시 Mock 데이터 사용
+        // equipmentInId는 실제로 장비 ID임 (입고 ID가 아님)
+        actualEquipmentId = equipmentInId;
+        
+        try {
+          // API에서 장비 정보 가져오기
+          DebugLogger.log('장비 정보 로드 시작', tag: 'EQUIPMENT_IN', data: {
+            'equipmentId': actualEquipmentId,
+          });
+          
+          final equipment = await _equipmentService.getEquipmentDetail(actualEquipmentId!);
+          
+          DebugLogger.log('장비 정보 로드 성공', tag: 'EQUIPMENT_IN', data: {
+            'equipment': equipment.toJson(),
+          });
+          
+          // 장비 정보 설정
+          manufacturer = equipment.manufacturer;
+          name = equipment.name;
+          category = equipment.category;
+          subCategory = equipment.subCategory;
+          subSubCategory = equipment.subSubCategory;
+          serialNumber = equipment.serialNumber ?? '';
+          barcode = equipment.barcode ?? '';
+          quantity = equipment.quantity;
+          remarkController.text = equipment.remark ?? '';
+          hasSerialNumber = serialNumber.isNotEmpty;
+          
+          // 워런티 정보
+          warrantyLicense = equipment.warrantyLicense;
+          warrantyStartDate = equipment.warrantyStartDate ?? DateTime.now();
+          warrantyEndDate = equipment.warrantyEndDate ?? DateTime.now().add(const Duration(days: 365));
+          
+          // 입고 관련 정보는 현재 API에서 제공하지 않으므로 기본값 사용
+          inDate = equipment.inDate ?? DateTime.now();
+          equipmentType = EquipmentType.new_;
+          // 창고 위치와 파트너사는 사용자가 수정 시 입력
+          
+        } catch (e) {
+          DebugLogger.logError('장비 정보 로드 실패', error: e);
+          // API 실패 시 Mock 데이터 시도
+          final equipmentIn = dataService.getEquipmentInById(equipmentInId!);
+          if (equipmentIn != null) {
+            actualEquipmentId = equipmentIn.equipment.id;
             _loadFromMockData(equipmentIn);
+          } else {
+            throw ServerFailure(message: '장비 정보를 찾을 수 없습니다.');
           }
-        } else if (equipmentIn != null) {
-          _loadFromMockData(equipmentIn);
         }
       } else {
         // Mock 데이터 사용
         final equipmentIn = dataService.getEquipmentInById(equipmentInId!);
         if (equipmentIn != null) {
+          actualEquipmentId = equipmentIn.equipment.id;
           _loadFromMockData(equipmentIn);
+        } else {
+          throw ServerFailure(message: '장비 정보를 찾을 수 없습니다.');
         }
       }
     } catch (e) {
-      _error = 'Failed to load equipment: $e';
+      _error = '장비 정보를 불러오는데 실패했습니다: $e';
+      DebugLogger.logError('장비 로드 실패', error: e);
     } finally {
       _isLoading = false;
       notifyListeners();
@@ -356,7 +378,18 @@ class EquipmentInFormController extends ChangeNotifier {
       // API 호출
       if (isEditMode) {
         // 수정 모드 - API로 장비 정보 업데이트
-        await _equipmentService.updateEquipment(equipmentInId!, equipment);
+        if (actualEquipmentId == null) {
+          throw ServerFailure(message: '장비 ID가 없습니다.');
+        }
+        
+        DebugLogger.log('장비 정보 업데이트 시작', tag: 'EQUIPMENT_IN', data: {
+          'equipmentId': actualEquipmentId,
+          'data': equipment.toJson(),
+        });
+        
+        await _equipmentService.updateEquipment(actualEquipmentId!, equipment);
+        
+        DebugLogger.log('장비 정보 업데이트 성공', tag: 'EQUIPMENT_IN');
       } else {
         // 생성 모드
         try {

lib/screens/equipment/equipment_history_screen.dart

@@ -24,7 +24,8 @@ class EquipmentHistoryScreen extends StatefulWidget {
 class _EquipmentHistoryScreenState extends State<EquipmentHistoryScreen> {
   final EquipmentService _equipmentService = GetIt.instance<EquipmentService>();
   List<EquipmentHistoryDto> _histories = [];
-  bool _isLoading = true;
+  bool _isLoading = false;  // 초기값을 false로 변경
+  bool _isInitialLoad = true;  // 초기 로딩 상태 추가
   String? _error;
   int _currentPage = 1;
   final int _perPage = 20;
@@ -34,7 +35,8 @@ class _EquipmentHistoryScreenState extends State<EquipmentHistoryScreen> {
   @override
   void initState() {
     super.initState();
-    _loadHistory();
+    print('[INIT] EquipmentHistoryScreen initialized for equipment ${widget.equipmentId}');
+    _loadHistory(isInitialLoad: true);
     _scrollController.addListener(_onScroll);
   }
 
@@ -50,27 +52,62 @@ class _EquipmentHistoryScreenState extends State<EquipmentHistoryScreen> {
     }
   }
 
-  Future<void> _loadHistory({bool isRefresh = false}) async {
+  Future<void> _loadHistory({bool isRefresh = false, bool isInitialLoad = false}) async {
+    print('[_loadHistory] Called - isRefresh: $isRefresh, isInitialLoad: $isInitialLoad, _isLoading: $_isLoading');
+    
     if (isRefresh) {
       _currentPage = 1;
       _hasMore = true;
       _histories.clear();
     }
 
-    if (!_hasMore || (!isRefresh && _isLoading)) return;
+    // 초기 로딩이 아닌 경우에만 중복 호출 방지
+    if (!isInitialLoad && (!_hasMore || (!isRefresh && _isLoading))) {
+      print('[_loadHistory] Skipping - hasMore: $_hasMore, isLoading: $_isLoading');
+      return;
+    }
 
+    if (!mounted) return;
+    
     setState(() {
       _isLoading = true;
       _error = null;
+      if (isInitialLoad) _isInitialLoad = false;
     });
 
     try {
+      print('[DEBUG] ==== STARTING HISTORY LOAD ====');
+      print('[DEBUG] Equipment ID: ${widget.equipmentId}');
+      print('[DEBUG] Equipment Name: ${widget.equipmentName}');
+      print('[DEBUG] Page: $_currentPage, PerPage: $_perPage');
+      print('[DEBUG] Current time: ${DateTime.now()}');
+      
+      // 타임아웃 설정
       final histories = await _equipmentService.getEquipmentHistory(
         widget.equipmentId,
         page: _currentPage,
         perPage: _perPage,
+      ).timeout(
+        const Duration(seconds: 10),
+        onTimeout: () {
+          print('[ERROR] API call timeout after 10 seconds');
+          throw Exception('API 호출 시간 초과 (10초)');
+        },
       );
 
+      print('[DEBUG] API call completed successfully');
+      print('[DEBUG] Received ${histories.length} history records');
+      if (histories.isNotEmpty) {
+        print('[DEBUG] First history record: ${histories.first.toJson()}');
+      } else {
+        print('[DEBUG] No history records found');
+      }
+
+      if (!mounted) {
+        print('[WARNING] Widget not mounted, skipping setState');
+        return;
+      }
+
       setState(() {
         if (isRefresh) {
           _histories = histories;
@@ -80,17 +117,25 @@ class _EquipmentHistoryScreenState extends State<EquipmentHistoryScreen> {
         _hasMore = histories.length == _perPage;
         if (_hasMore) _currentPage++;
         _isLoading = false;
+        print('[DEBUG] State updated - Loading: false, Histories count: ${_histories.length}');
       });
     } on Failure catch (e) {
+      print('[ERROR] Failure loading history: ${e.message}');
+      if (!mounted) return;
       setState(() {
         _error = e.message;
         _isLoading = false;
       });
-    } catch (e) {
+    } catch (e, stackTrace) {
+      print('[ERROR] Unexpected error loading history: $e');
+      print('[ERROR] Stack trace: $stackTrace');
+      if (!mounted) return;
       setState(() {
         _error = '이력을 불러오는 중 오류가 발생했습니다: $e';
         _isLoading = false;
       });
+    } finally {
+      print('[DEBUG] ==== HISTORY LOAD COMPLETED ====');
     }
   }
 
@@ -183,6 +228,8 @@ class _EquipmentHistoryScreenState extends State<EquipmentHistoryScreen> {
 
   @override
   Widget build(BuildContext context) {
+    print('[BUILD] EquipmentHistoryScreen - Loading: $_isLoading, InitialLoad: $_isInitialLoad, Error: $_error, Histories: ${_histories.length}');
+    
     return Scaffold(
       appBar: AppBar(
         title: Column(
@@ -195,51 +242,110 @@ class _EquipmentHistoryScreenState extends State<EquipmentHistoryScreen> {
             ),
           ],
         ),
+        actions: [
+          IconButton(
+            icon: const Icon(Icons.refresh),
+            onPressed: () => _loadHistory(isRefresh: true),
+            tooltip: '새로고침',
+          ),
+        ],
       ),
-      body: _isLoading && _histories.isEmpty
-          ? const Center(child: CircularProgressIndicator())
-          : _error != null && _histories.isEmpty
-              ? Center(
-                  child: Column(
-                    mainAxisAlignment: MainAxisAlignment.center,
+      body: Builder(
+        builder: (context) {
+          print('[UI] Building body - Loading: $_isLoading, InitialLoad: $_isInitialLoad, Error: $_error, Histories: ${_histories.length}');
+          
+          // 초기 로딩 또는 일반 로딩 중
+          if ((_isInitialLoad || _isLoading) && _histories.isEmpty) {
+            return Center(
+              child: Column(
+                mainAxisAlignment: MainAxisAlignment.center,
+                children: [
+                  const CircularProgressIndicator(),
+                  const SizedBox(height: 16),
+                  Text('장비 ID ${widget.equipmentId}의 이력을 불러오는 중...'),
+                  const SizedBox(height: 8),
+                  TextButton(
+                    onPressed: () {
+                      print('[USER] Cancel loading clicked');
+                      setState(() {
+                        _isLoading = false;
+                        _error = '사용자가 로딩을 취소했습니다';
+                      });
+                    },
+                    child: const Text('로딩 취소'),
+                  ),
+                ],
+              ),
+            );
+          }
+          
+          if (_error != null && _histories.isEmpty) {
+            return Center(
+              child: Column(
+                mainAxisAlignment: MainAxisAlignment.center,
+                children: [
+                  const Icon(Icons.error_outline, size: 48, color: Colors.red),
+                  const SizedBox(height: 16),
+                  Text('오류 발생', style: Theme.of(context).textTheme.titleLarge),
+                  const SizedBox(height: 8),
+                  Padding(
+                    padding: const EdgeInsets.symmetric(horizontal: 32),
+                    child: Text(
+                      _error!,
+                      textAlign: TextAlign.center,
+                      style: const TextStyle(color: Colors.red),
+                    ),
+                  ),
+                  const SizedBox(height: 16),
+                  ElevatedButton.icon(
+                    icon: const Icon(Icons.refresh),
+                    label: const Text('다시 시도'),
+                    onPressed: () => _loadHistory(isRefresh: true),
+                  ),
+                ],
+              ),
+            );
+          }
+          
+          return RefreshIndicator(
+            onRefresh: () => _loadHistory(isRefresh: true),
+            child: _histories.isEmpty
+                ? ListView(
                     children: [
-                      Text(_error!, style: const TextStyle(color: Colors.red)),
+                      const SizedBox(height: 200),
+                      const Icon(Icons.history, size: 48, color: Colors.grey),
                       const SizedBox(height: 16),
-                      ElevatedButton(
-                        onPressed: () => _loadHistory(isRefresh: true),
-                        child: const Text('다시 시도'),
+                      const Center(
+                        child: Text(
+                          '이력이 없습니다.',
+                          style: TextStyle(fontSize: 16, color: Colors.grey),
+                        ),
+                      ),
+                      const SizedBox(height: 8),
+                      Center(
+                        child: TextButton(
+                          onPressed: () => _loadHistory(isRefresh: true),
+                          child: const Text('새로고침'),
+                        ),
                       ),
                     ],
+                  )
+                : ListView.builder(
+                    controller: _scrollController,
+                    itemCount: _histories.length + (_hasMore ? 1 : 0),
+                    itemBuilder: (context, index) {
+                      if (index == _histories.length) {
+                        return const Padding(
+                          padding: EdgeInsets.all(16.0),
+                          child: Center(child: CircularProgressIndicator()),
+                        );
+                      }
+                      return _buildHistoryItem(_histories[index]);
+                    },
                   ),
-                )
-              : RefreshIndicator(
-                  onRefresh: () => _loadHistory(isRefresh: true),
-                  child: _histories.isEmpty
-                      ? ListView(
-                          children: const [
-                            SizedBox(height: 200),
-                            Center(
-                              child: Text(
-                                '이력이 없습니다.',
-                                style: TextStyle(fontSize: 16, color: Colors.grey),
-                              ),
-                            ),
-                          ],
-                        )
-                      : ListView.builder(
-                          controller: _scrollController,
-                          itemCount: _histories.length + (_hasMore ? 1 : 0),
-                          itemBuilder: (context, index) {
-                            if (index == _histories.length) {
-                              return const Padding(
-                                padding: EdgeInsets.all(16.0),
-                                child: Center(child: CircularProgressIndicator()),
-                              );
-                            }
-                            return _buildHistoryItem(_histories[index]);
-                          },
-                        ),
-                ),
+          );
+        },
+      ),
     );
   }
 }

lib/screens/equipment/equipment_in_form.dart

@@ -2,15 +2,16 @@ import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import 'package:provider/provider.dart';
 // import 'package:superport/models/equipment_unified_model.dart';
-import 'package:superport/screens/common/custom_widgets.dart';
+// import 'package:superport/screens/common/custom_widgets.dart' hide FormFieldWrapper;
 import 'package:superport/screens/common/theme_tailwind.dart';
+import 'package:superport/screens/common/templates/form_layout_template.dart';
 import 'package:superport/services/mock_data_service.dart';
 import 'package:superport/utils/constants.dart';
 // import 'package:flutter_localizations/flutter_localizations.dart';
 // import 'package:superport/screens/equipment/widgets/autocomplete_text_field.dart';
 import 'controllers/equipment_in_form_controller.dart';
 // import 'package:superport/screens/common/widgets/category_autocomplete_field.dart';
-import 'package:superport/screens/common/widgets/autocomplete_dropdown_field.dart';
+// import 'package:superport/screens/common/widgets/autocomplete_dropdown_field.dart';
 import 'package:superport/screens/common/widgets/remark_input.dart';
 
 class EquipmentInFormScreen extends StatefulWidget {
@@ -66,6 +67,13 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
   OverlayEntry? _subSubCategoryOverlayEntry;
   final FocusNode _subSubCategoryFocusNode = FocusNode();
   late TextEditingController _subSubCategoryController;
+  
+  // 추가 필드 컨트롤러들
+  late TextEditingController _nameController;
+  late TextEditingController _serialNumberController;
+  late TextEditingController _barcodeController;
+  late TextEditingController _quantityController;
+  late TextEditingController _warrantyCodeController;
 
   // 프로그램적 입력란 변경 여부 플래그
   bool _isProgrammaticPartnerChange = false;
@@ -176,6 +184,16 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
       dataService: MockDataService(),
       equipmentInId: widget.equipmentInId,
     );
+    
+    // 수정 모드일 때 데이터 로드
+    if (_controller.isEditMode) {
+      WidgetsBinding.instance.addPostFrameCallback((_) async {
+        await _controller.initializeForEdit();
+        // 데이터 로드 후 텍스트 컨트롤러 업데이트
+        _updateTextControllers();
+      });
+    }
+    
     _manufacturerFocusNode = FocusNode();
     _nameFieldFocusNode = FocusNode();
     _partnerController = TextEditingController(
@@ -202,6 +220,13 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
     _subSubCategoryController = TextEditingController(
       text: _controller.subSubCategory,
     );
+    
+    // 추가 필드 컨트롤러 초기화
+    _nameController = TextEditingController(text: _controller.name);
+    _serialNumberController = TextEditingController(text: _controller.serialNumber);
+    _barcodeController = TextEditingController(text: _controller.barcode);
+    _quantityController = TextEditingController(text: _controller.quantity.toString());
+    _warrantyCodeController = TextEditingController(text: _controller.warrantyCode ?? '');
 
     // 포커스 변경 리스너 추가
     _partnerFocusNode.addListener(_onPartnerFocusChange);
@@ -213,6 +238,24 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
     _subSubCategoryFocusNode.addListener(_onSubSubCategoryFocusChange);
   }
 
+  // 텍스트 컨트롤러 업데이트 메서드
+  void _updateTextControllers() {
+    setState(() {
+      _manufacturerController.text = _controller.manufacturer;
+      _nameController.text = _controller.name;
+      _categoryController.text = _controller.category;
+      _subCategoryController.text = _controller.subCategory;
+      _subSubCategoryController.text = _controller.subSubCategory;
+      _serialNumberController.text = _controller.serialNumber;
+      _barcodeController.text = _controller.barcode;
+      _quantityController.text = _controller.quantity.toString();
+      _warehouseController.text = _controller.warehouseLocation ?? '';
+      _partnerController.text = _controller.partnerCompany ?? '';
+      _warrantyCodeController.text = _controller.warrantyCode ?? '';
+      _controller.remarkController.text = _controller.remarkController.text;
+    });
+  }
+
   @override
   void dispose() {
     _manufacturerFocusNode.dispose();
@@ -243,7 +286,15 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
     _subSubCategoryOverlayEntry?.remove();
     _subSubCategoryFocusNode.dispose();
     _subSubCategoryController.dispose();
-
+    
+    // 추가 컨트롤러 정리
+    _nameController.dispose();
+    _serialNumberController.dispose();
+    _barcodeController.dispose();
+    _quantityController.dispose();
+    _warrantyCodeController.dispose();
+    
+    _controller.dispose();
     super.dispose();
   }
 
@@ -365,19 +416,23 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
       final success = await _controller.save();
       
       // 로딩 다이얼로그 닫기
+      if (!mounted) return;
       Navigator.pop(context);
       
       if (success) {
         // 성공 메시지 표시
+        if (!mounted) return;
         ScaffoldMessenger.of(context).showSnackBar(
           SnackBar(
-            content: Text(_controller.isEditMode ? '장비 입고가 수정되었습니다.' : '장비 입고가 등록되었습니다.'),
+            content: Text(_controller.isEditMode ? '장비 정보가 수정되었습니다.' : '장비 입고가 등록되었습니다.'),
             backgroundColor: Colors.green,
           ),
         );
+        if (!mounted) return;
         Navigator.pop(context, true);
       } else {
         // 에러 메시지 표시
+        if (!mounted) return;
         ScaffoldMessenger.of(context).showSnackBar(
           SnackBar(
             content: Text(_controller.error ?? '저장 중 오류가 발생했습니다.'),
@@ -387,9 +442,11 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
       }
     } catch (e) {
       // 로딩 다이얼로그 닫기
+      if (!mounted) return;
       Navigator.pop(context);
       
       // 예외 처리
+      if (!mounted) return;
       ScaffoldMessenger.of(context).showSnackBar(
         SnackBar(
           content: Text('오류: $e'),
@@ -429,7 +486,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                     borderRadius: BorderRadius.circular(4),
                     boxShadow: [
                       BoxShadow(
-                        color: Colors.grey.withOpacity(0.3),
+                        color: Colors.grey.withValues(alpha: 0.3),
                         spreadRadius: 1,
                         blurRadius: 3,
                         offset: const Offset(0, 1),
@@ -481,7 +538,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                               child: Text(item),
                             ),
                           );
-                        }).toList(),
+                        }),
                       ],
                     ),
                   ),
@@ -533,7 +590,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                     borderRadius: BorderRadius.circular(4),
                     boxShadow: [
                       BoxShadow(
-                        color: Colors.grey.withOpacity(0.3),
+                        color: Colors.grey.withValues(alpha: 0.3),
                         spreadRadius: 1,
                         blurRadius: 3,
                         offset: const Offset(0, 1),
@@ -585,7 +642,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                               child: Text(item),
                             ),
                           );
-                        }).toList(),
+                        }),
                       ],
                     ),
                   ),
@@ -637,7 +694,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                     borderRadius: BorderRadius.circular(4),
                     boxShadow: [
                       BoxShadow(
-                        color: Colors.grey.withOpacity(0.3),
+                        color: Colors.grey.withValues(alpha: 0.3),
                         spreadRadius: 1,
                         blurRadius: 3,
                         offset: const Offset(0, 1),
@@ -689,7 +746,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                               child: Text(item),
                             ),
                           );
-                        }).toList(),
+                        }),
                       ],
                     ),
                   ),
@@ -741,7 +798,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                     borderRadius: BorderRadius.circular(4),
                     boxShadow: [
                       BoxShadow(
-                        color: Colors.grey.withOpacity(0.3),
+                        color: Colors.grey.withValues(alpha: 0.3),
                         spreadRadius: 1,
                         blurRadius: 3,
                         offset: const Offset(0, 1),
@@ -793,7 +850,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                               child: Text(item),
                             ),
                           );
-                        }).toList(),
+                        }),
                       ],
                     ),
                   ),
@@ -845,7 +902,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                     borderRadius: BorderRadius.circular(4),
                     boxShadow: [
                       BoxShadow(
-                        color: Colors.grey.withOpacity(0.3),
+                        color: Colors.grey.withValues(alpha: 0.3),
                         spreadRadius: 1,
                         blurRadius: 3,
                         offset: const Offset(0, 1),
@@ -897,7 +954,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                               child: Text(item),
                             ),
                           );
-                        }).toList(),
+                        }),
                       ],
                     ),
                   ),
@@ -949,7 +1006,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                     borderRadius: BorderRadius.circular(4),
                     boxShadow: [
                       BoxShadow(
-                        color: Colors.grey.withOpacity(0.3),
+                        color: Colors.grey.withValues(alpha: 0.3),
                         spreadRadius: 1,
                         blurRadius: 3,
                         offset: const Offset(0, 1),
@@ -1001,7 +1058,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                               child: Text(item),
                             ),
                           );
-                        }).toList(),
+                        }),
                       ],
                     ),
                   ),
@@ -1053,7 +1110,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                     borderRadius: BorderRadius.circular(4),
                     boxShadow: [
                       BoxShadow(
-                        color: Colors.grey.withOpacity(0.3),
+                        color: Colors.grey.withValues(alpha: 0.3),
                         spreadRadius: 1,
                         blurRadius: 3,
                         offset: const Offset(0, 1),
@@ -1105,7 +1162,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                               child: Text(item),
                             ),
                           );
-                        }).toList(),
+                        }),
                       ],
                     ),
                   ),
@@ -1141,9 +1198,27 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
     return ChangeNotifierProvider<EquipmentInFormController>.value(
       value: _controller,
       child: Consumer<EquipmentInFormController>(
-        builder: (context, controller, child) => GestureDetector(
-      // 화면의 다른 곳을 탭하면 모든 드롭다운 닫기
-      onTap: () {
+        builder: (context, controller, child) {
+          // 수정 모드에서 로딩 중일 때 로딩 인디케이터 표시
+          if (controller.isEditMode && controller.isLoading) {
+            return Scaffold(
+              backgroundColor: Theme.of(context).scaffoldBackgroundColor,
+              body: const Center(
+                child: Column(
+                  mainAxisAlignment: MainAxisAlignment.center,
+                  children: [
+                    CircularProgressIndicator(),
+                    SizedBox(height: 16),
+                    Text('장비 정보를 불러오는 중...'),
+                  ],
+                ),
+              ),
+            );
+          }
+          
+          return GestureDetector(
+          // 화면의 다른 곳을 탭하면 모든 드롭다운 닫기
+          onTap: () {
         // 현재 포커스된 위젯 포커스 해제
         FocusScope.of(context).unfocus();
         // 모든 드롭다운 닫기
@@ -1155,24 +1230,28 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
         _removeSubCategoryDropdown();
         _removeSubSubCategoryDropdown();
       },
-      child: Scaffold(
-        appBar: AppBar(
-          title: Text(_controller.isEditMode ? '장비 입고 수정' : '장비 입고 등록'),
-        ),
-        body: Form(
+      child: FormLayoutTemplate(
+        title: _controller.isEditMode ? '장비 입고 수정' : '장비 입고 등록',
+        onSave: _controller.isLoading ? null : _saveEquipmentIn,
+        onCancel: () => Navigator.of(context).pop(),
+        saveButtonText: _controller.isEditMode ? '수정 완료' : '입고 등록',
+        isLoading: _controller.isSaving,
+        child: Form(
           key: _controller.formKey,
           child: SingleChildScrollView(
-            padding: const EdgeInsets.all(16),
+            padding: const EdgeInsets.all(UIConstants.formPadding),
             child: Column(
               crossAxisAlignment: CrossAxisAlignment.start,
               children: [
                 // 기본 정보 섹션
-                Text('기본 정보', style: Theme.of(context).textTheme.titleMedium),
-                const SizedBox(height: 12),
+                FormSection(
+                  title: '기본 정보',
+                  subtitle: '입고할 장비의 기본 정보를 입력하세요',
+                  children: [
                 // 장비 유형 선택 (라디오 버튼)
                 FormFieldWrapper(
                   label: '장비 유형',
-                  isRequired: true,
+                  required: true,
                   child: Column(
                     crossAxisAlignment: CrossAxisAlignment.start,
                     children: [
@@ -1244,7 +1323,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                     Expanded(
                       child: FormFieldWrapper(
                         label: '구매처',
-                        isRequired: true,
+                        required: true,
                         child: Column(
                           crossAxisAlignment: CrossAxisAlignment.start,
                           children: [
@@ -1288,7 +1367,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                                         '[구매처:onFieldSubmitted] 자동완성 적용: "$suggestion"',
                                       );
                                       _isProgrammaticPartnerChange = true;
-                                      _partnerController.text = suggestion!;
+                                      _partnerController.text = suggestion;
                                       _controller.partnerCompany = suggestion;
                                       // 커서를 맨 뒤로 이동
                                       _partnerController
@@ -1315,7 +1394,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                                   top: 2,
                                 ),
                                 child: Text(
-                                  suggestion!,
+                                  suggestion,
                                   style: const TextStyle(
                                     color: Color(0xFF1976D2),
                                     fontWeight: FontWeight.bold,
@@ -1331,7 +1410,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                     Expanded(
                       child: FormFieldWrapper(
                         label: '입고지',
-                        isRequired: true,
+                        required: true,
                         child: Column(
                           crossAxisAlignment: CrossAxisAlignment.start,
                           children: [
@@ -1383,7 +1462,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                                       );
                                       _isProgrammaticWarehouseChange = true;
                                       _warehouseController.text =
-                                          warehouseSuggestion!;
+                                          warehouseSuggestion;
                                       _controller.warehouseLocation =
                                           warehouseSuggestion;
                                       // 커서를 맨 뒤로 이동
@@ -1441,7 +1520,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                     Expanded(
                       child: FormFieldWrapper(
                         label: '제조사',
-                        isRequired: true,
+                        required: true,
                         child: Column(
                           crossAxisAlignment: CrossAxisAlignment.start,
                           children: [
@@ -1494,7 +1573,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                                       );
                                       _isProgrammaticManufacturerChange = true;
                                       _manufacturerController.text =
-                                          manufacturerSuggestion!;
+                                          manufacturerSuggestion;
                                       _controller.manufacturer =
                                           manufacturerSuggestion;
                                       // 커서를 맨 뒤로 이동
@@ -1548,7 +1627,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                     Expanded(
                       child: FormFieldWrapper(
                         label: '장비명',
-                        isRequired: true,
+                        required: true,
                         child: Column(
                           crossAxisAlignment: CrossAxisAlignment.start,
                           children: [
@@ -1601,7 +1680,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                                       );
                                       _isProgrammaticEquipmentNameChange = true;
                                       _equipmentNameController.text =
-                                          equipmentNameSuggestion!;
+                                          equipmentNameSuggestion;
                                       _controller.name =
                                           equipmentNameSuggestion;
                                       // 커서를 맨 뒤로 이동
@@ -1659,7 +1738,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                     Expanded(
                       child: FormFieldWrapper(
                         label: '대분류',
-                        isRequired: true,
+                        required: true,
                         child: Column(
                           crossAxisAlignment: CrossAxisAlignment.start,
                           children: [
@@ -1709,7 +1788,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                                       );
                                       _isProgrammaticCategoryChange = true;
                                       _categoryController.text =
-                                          categorySuggestion!;
+                                          categorySuggestion;
                                       _controller.category = categorySuggestion;
                                       // 커서를 맨 뒤로 이동
                                       _categoryController
@@ -1761,7 +1840,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                     Expanded(
                       child: FormFieldWrapper(
                         label: '중분류',
-                        isRequired: true,
+                        required: true,
                         child: Column(
                           crossAxisAlignment: CrossAxisAlignment.start,
                           children: [
@@ -1814,7 +1893,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                                       );
                                       _isProgrammaticSubCategoryChange = true;
                                       _subCategoryController.text =
-                                          subCategorySuggestion!;
+                                          subCategorySuggestion;
                                       _controller.subCategory =
                                           subCategorySuggestion;
                                       // 커서를 맨 뒤로 이동
@@ -1868,7 +1947,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                     Expanded(
                       child: FormFieldWrapper(
                         label: '소분류',
-                        isRequired: true,
+                        required: true,
                         child: Column(
                           crossAxisAlignment: CrossAxisAlignment.start,
                           children: [
@@ -1922,7 +2001,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                                       _isProgrammaticSubSubCategoryChange =
                                           true;
                                       _subSubCategoryController.text =
-                                          subSubCategorySuggestion!;
+                                          subSubCategorySuggestion;
                                       _controller.subSubCategory =
                                           subSubCategorySuggestion;
                                       // 커서를 맨 뒤로 이동
@@ -1977,7 +2056,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                 // 시리얼 번호 유무 토글
                 FormFieldWrapper(
                   label: '시리얼 번호',
-                  isRequired: false,
+                  required: false,
                   child: Column(
                     crossAxisAlignment: CrossAxisAlignment.start,
                     children: [
@@ -2017,7 +2096,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                 // 바코드 필드
                 FormFieldWrapper(
                   label: '바코드',
-                  isRequired: false,
+                  required: false,
                   child: TextFormField(
                     initialValue: _controller.barcode,
                     decoration: const InputDecoration(
@@ -2031,7 +2110,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                 // 수량 필드
                 FormFieldWrapper(
                   label: '수량',
-                  isRequired: true,
+                  required: true,
                   child: TextFormField(
                     initialValue: _controller.quantity.toString(),
                     decoration: const InputDecoration(hintText: '수량을 입력하세요'),
@@ -2055,7 +2134,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                 // 입고일 필드
                 FormFieldWrapper(
                   label: '입고일',
-                  isRequired: true,
+                  required: true,
                   child: InkWell(
                     onTap: () async {
                       final DateTime? picked = await showDatePicker(
@@ -2111,7 +2190,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                         flex: 2,
                         child: FormFieldWrapper(
                           label: '워런티 라이센스',
-                          isRequired: false,
+                          required: false,
                           child: TextFormField(
                             initialValue: _controller.warrantyLicense ?? '',
                             decoration: const InputDecoration(
@@ -2130,7 +2209,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                         flex: 2,
                         child: FormFieldWrapper(
                           label: '워런티 코드',
-                          isRequired: false,
+                          required: false,
                           child: TextFormField(
                             initialValue: _controller.warrantyCode ?? '',
                             decoration: const InputDecoration(
@@ -2149,7 +2228,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                         flex: 1,
                         child: FormFieldWrapper(
                           label: '시작일',
-                          isRequired: false,
+                          required: false,
                           child: InkWell(
                             onTap: () async {
                               final DateTime? picked = await showDatePicker(
@@ -2199,7 +2278,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                         flex: 1,
                         child: FormFieldWrapper(
                           label: '종료일',
-                          isRequired: false,
+                          required: false,
                           child: InkWell(
                             onTap: () async {
                               final DateTime? picked = await showDatePicker(
@@ -2249,7 +2328,7 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                         flex: 1,
                         child: FormFieldWrapper(
                           label: '워런티 기간',
-                          isRequired: false,
+                          required: false,
                           child: Container(
                             width: double.infinity,
                             padding: const EdgeInsets.symmetric(
@@ -2281,35 +2360,23 @@ class _EquipmentInFormScreenState extends State<EquipmentInFormScreen> {
                 const SizedBox(height: 16),
                 FormFieldWrapper(
                   label: '비고',
-                  isRequired: false,
+                  required: false,
                   child: RemarkInput(
                     controller: _controller.remarkController,
                     hint: '비고를 입력하세요',
                     minLines: 4,
                   ),
                 ),
-                const SizedBox(height: 24),
-                SizedBox(
-                  width: double.infinity,
-                  child: ElevatedButton(
-                    onPressed: _saveEquipmentIn,
-                    style: AppThemeTailwind.primaryButtonStyle,
-                    child: Padding(
-                      padding: const EdgeInsets.all(12.0),
-                      child: Text(
-                        _controller.isEditMode ? '수정하기' : '등록하기',
-                        style: const TextStyle(fontSize: 16),
-                      ),
-                    ),
-                  ),
-                ),
-              ],
-            ),
-          ),
-        ),
-      ),
-        ),
-      ),
-    );
+                  ], // FormSection children 끝
+                ), // FormSection 끝
+              ], // Column children 끝
+            ), // SingleChildScrollView child 끝
+          ), // Form child 끝
+        ), // FormLayoutTemplate child 끝
+        ), // GestureDetector 끝
+        );
+      }, // Consumer builder 끝
+    ), // Consumer 끝
+    ); // ChangeNotifierProvider.value 끝
   }
 }

lib/screens/equipment/equipment_list_redesign.dart

@@ -279,22 +279,22 @@ class _EquipmentListRedesignState extends State<EquipmentListRedesign> {
 
   /// 편집 핸들러
   void _handleEdit(UnifiedEquipment equipment) async {
-    if (equipment.status == EquipmentStatus.in_) {
-      final result = await Navigator.pushNamed(
-        context,
-        Routes.equipmentInEdit,
-        arguments: equipment.id,
-      );
-      if (result == true) {
-        setState(() {
-          _controller.loadData();
-        });
-      }
-    } else {
-      // 출고/대여 등은 별도 폼으로 이동 필요시 구현
-      ScaffoldMessenger.of(context).showSnackBar(
-        const SnackBar(content: Text('해당 상태의 편집 기능은 준비 중입니다.')),
-      );
+    // 디버그: 실제 상태 값 확인
+    print('DEBUG: equipment.status = ${equipment.status}');
+    print('DEBUG: equipment.id = ${equipment.id}');
+    print('DEBUG: equipment.equipment.id = ${equipment.equipment.id}');
+    
+    // 모든 상태의 장비 수정 가능
+    // equipment.equipment.id를 사용해야 실제 장비 ID임
+    final result = await Navigator.pushNamed(
+      context,
+      Routes.equipmentInEdit,
+      arguments: equipment.equipment.id ?? equipment.id,  // 실제 장비 ID 전달
+    );
+    if (result == true) {
+      setState(() {
+        _controller.loadData();
+      });
     }
   }
 

lib/screens/equipment/test_history_screen.dart

@@ -0,0 +1,183 @@
+import 'package:flutter/material.dart';
+import 'package:get_it/get_it.dart';
+import 'package:superport/services/equipment_service.dart';
+import 'package:superport/data/models/equipment/equipment_history_dto.dart';
+
+class TestHistoryScreen extends StatefulWidget {
+  const TestHistoryScreen({Key? key}) : super(key: key);
+
+  @override
+  State<TestHistoryScreen> createState() => _TestHistoryScreenState();
+}
+
+class _TestHistoryScreenState extends State<TestHistoryScreen> {
+  final EquipmentService _equipmentService = GetIt.instance<EquipmentService>();
+  final TextEditingController _idController = TextEditingController(text: '1');
+  List<EquipmentHistoryDto>? _histories;
+  bool _isLoading = false;
+  String? _error;
+
+  Future<void> _testAddHistory() async {
+    setState(() {
+      _isLoading = true;
+      _error = null;
+    });
+
+    try {
+      final equipmentId = int.tryParse(_idController.text) ?? 1;
+      
+      // 테스트 이력 추가
+      await _equipmentService.addEquipmentHistory(
+        equipmentId,
+        'I', // transaction type
+        10,  // quantity
+        'Test history added at ${DateTime.now()}', // remarks
+      );
+      
+      // 이력 다시 조회
+      await _testGetHistory();
+      
+    } catch (e) {
+      setState(() {
+        _error = 'Error adding history: $e';
+        _isLoading = false;
+      });
+    }
+  }
+
+  Future<void> _testGetHistory() async {
+    setState(() {
+      _isLoading = true;
+      _error = null;
+      _histories = null;
+    });
+
+    try {
+      final equipmentId = int.tryParse(_idController.text) ?? 1;
+      
+      print('[TEST] Fetching history for equipment ID: $equipmentId');
+      
+      final histories = await _equipmentService.getEquipmentHistory(
+        equipmentId,
+        page: 1,
+        perPage: 20,
+      );
+      
+      print('[TEST] Received ${histories.length} history records');
+      
+      setState(() {
+        _histories = histories;
+        _isLoading = false;
+      });
+    } catch (e) {
+      print('[TEST ERROR] $e');
+      setState(() {
+        _error = 'Error: $e';
+        _isLoading = false;
+      });
+    }
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      appBar: AppBar(
+        title: const Text('Equipment History Test'),
+      ),
+      body: Padding(
+        padding: const EdgeInsets.all(16.0),
+        child: Column(
+          crossAxisAlignment: CrossAxisAlignment.start,
+          children: [
+            Row(
+              children: [
+                Expanded(
+                  child: TextField(
+                    controller: _idController,
+                    decoration: const InputDecoration(
+                      labelText: 'Equipment ID',
+                      border: OutlineInputBorder(),
+                    ),
+                    keyboardType: TextInputType.number,
+                  ),
+                ),
+                const SizedBox(width: 8),
+                ElevatedButton(
+                  onPressed: _isLoading ? null : _testGetHistory,
+                  child: const Text('Get History'),
+                ),
+                const SizedBox(width: 8),
+                ElevatedButton(
+                  onPressed: _isLoading ? null : _testAddHistory,
+                  style: ElevatedButton.styleFrom(
+                    backgroundColor: Colors.green,
+                  ),
+                  child: const Text('Add Test History'),
+                ),
+              ],
+            ),
+            const SizedBox(height: 16),
+            if (_isLoading)
+              const Center(child: CircularProgressIndicator())
+            else if (_error != null)
+              Card(
+                color: Colors.red[50],
+                child: Padding(
+                  padding: const EdgeInsets.all(16.0),
+                  child: Text(
+                    _error!,
+                    style: const TextStyle(color: Colors.red),
+                  ),
+                ),
+              )
+            else if (_histories != null)
+              Expanded(
+                child: Card(
+                  child: Padding(
+                    padding: const EdgeInsets.all(16.0),
+                    child: Column(
+                      crossAxisAlignment: CrossAxisAlignment.start,
+                      children: [
+                        Text(
+                          'Found ${_histories!.length} history records',
+                          style: const TextStyle(fontWeight: FontWeight.bold),
+                        ),
+                        const Divider(),
+                        Expanded(
+                          child: _histories!.isEmpty
+                              ? const Center(child: Text('No history found'))
+                              : ListView.builder(
+                                  itemCount: _histories!.length,
+                                  itemBuilder: (context, index) {
+                                    final history = _histories![index];
+                                    return Card(
+                                      margin: const EdgeInsets.symmetric(vertical: 4),
+                                      child: ListTile(
+                                        leading: CircleAvatar(
+                                          child: Text(history.transactionType),
+                                        ),
+                                        title: Text('Quantity: ${history.quantity}'),
+                                        subtitle: Column(
+                                          crossAxisAlignment: CrossAxisAlignment.start,
+                                          children: [
+                                            Text('Remarks: ${history.remarks ?? "N/A"}'),
+                                            Text('Date: ${history.transactionDate}'),
+                                            Text('User: ${history.userName ?? "Unknown"}'),
+                                          ],
+                                        ),
+                                      ),
+                                    );
+                                  },
+                                ),
+                        ),
+                      ],
+                    ),
+                  ),
+                ),
+              ),
+          ],
+        ),
+      ),
+    );
+  }
+}