feat: 회사 관리 기능 개선 및 지점 평면화 DTO 추가

- CompanyBranchFlatDto 모델 추가로 지점 데이터 처리 개선
- 회사 서비스에 브랜치 평면화 기능 추가
- 회사 폼 컨트롤러 기능 확장
- 회사 리스트 화면 UI 개선

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

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

lib/data/datasources/remote/company_remote_datasource.dart

@@ -9,6 +9,7 @@ import 'package:superport/data/models/common/paginated_response.dart';
 import 'package:superport/data/models/company/company_dto.dart';
 import 'package:superport/data/models/company/company_list_dto.dart';
 import 'package:superport/data/models/company/branch_dto.dart';
+import 'package:superport/data/models/company/company_branch_flat_dto.dart';
 
 abstract class CompanyRemoteDataSource {
   Future<PaginatedResponse<CompanyListDto>> getCompanies({
@@ -48,6 +49,8 @@ abstract class CompanyRemoteDataSource {
   Future<void> deleteBranch(int companyId, int branchId);
   
   Future<List<BranchListDto>> getCompanyBranches(int companyId);
+  
+  Future<List<CompanyBranchFlatDto>> getCompanyBranchesFlat();
 }
 
 @LazySingleton(as: CompanyRemoteDataSource)
@@ -343,6 +346,36 @@ class CompanyRemoteDataSourceImpl implements CompanyRemoteDataSource {
     }
   }
   
+  @override
+  Future<List<CompanyBranchFlatDto>> getCompanyBranchesFlat() async {
+    try {
+      final response = await _apiClient.get('${ApiEndpoints.companies}/branches');
+      
+      if (response.statusCode == 200) {
+        final responseData = response.data;
+        if (responseData != null && responseData['success'] == true && responseData['data'] != null) {
+          final List<dynamic> dataList = responseData['data'];
+          return dataList.map((item) => 
+            CompanyBranchFlatDto.fromJson(item as Map<String, dynamic>)
+          ).toList();
+        } else {
+          throw ApiException(
+            message: responseData?['error']?['message'] ?? 'Failed to load company branches',
+            statusCode: response.statusCode,
+          );
+        }
+      } else {
+        throw ApiException(
+          message: 'Failed to load company branches',
+          statusCode: response.statusCode,
+        );
+      }
+    } catch (e) {
+      if (e is ApiException) rethrow;
+      throw ApiException(message: e.toString());
+    }
+  }
+  
   @override
   Future<bool> checkDuplicateCompany(String name) async {
     try {

lib/data/models/company/company_branch_flat_dto.dart

@@ -0,0 +1,18 @@
+import 'package:freezed_annotation/freezed_annotation.dart';
+
+part 'company_branch_flat_dto.freezed.dart';
+part 'company_branch_flat_dto.g.dart';
+
+/// /companies/branches API의 평면화된 응답을 위한 DTO
+@freezed
+class CompanyBranchFlatDto with _$CompanyBranchFlatDto {
+  const factory CompanyBranchFlatDto({
+    @JsonKey(name: 'company_id') required int companyId,
+    @JsonKey(name: 'company_name') required String companyName,
+    @JsonKey(name: 'branch_id') int? branchId,
+    @JsonKey(name: 'branch_name') String? branchName,
+  }) = _CompanyBranchFlatDto;
+
+  factory CompanyBranchFlatDto.fromJson(Map<String, dynamic> json) =>
+      _$CompanyBranchFlatDtoFromJson(json);
+}

lib/data/models/company/company_branch_flat_dto.freezed.dart

@@ -0,0 +1,249 @@
+// coverage:ignore-file
+// GENERATED CODE - DO NOT MODIFY BY HAND
+// ignore_for_file: type=lint
+// ignore_for_file: unused_element, deprecated_member_use, deprecated_member_use_from_same_package, use_function_type_syntax_for_parameters, unnecessary_const, avoid_init_to_null, invalid_override_different_default_values_named, prefer_expression_function_bodies, annotate_overrides, invalid_annotation_target, unnecessary_question_mark
+
+part of 'company_branch_flat_dto.dart';
+
+// **************************************************************************
+// FreezedGenerator
+// **************************************************************************
+
+T _$identity<T>(T value) => value;
+
+final _privateConstructorUsedError = UnsupportedError(
+    'It seems like you constructed your class using `MyClass._()`. This constructor is only meant to be used by freezed and you are not supposed to need it nor use it.\nPlease check the documentation here for more information: https://github.com/rrousselGit/freezed#adding-getters-and-methods-to-our-models');
+
+CompanyBranchFlatDto _$CompanyBranchFlatDtoFromJson(Map<String, dynamic> json) {
+  return _CompanyBranchFlatDto.fromJson(json);
+}
+
+/// @nodoc
+mixin _$CompanyBranchFlatDto {
+  @JsonKey(name: 'company_id')
+  int get companyId => throw _privateConstructorUsedError;
+  @JsonKey(name: 'company_name')
+  String get companyName => throw _privateConstructorUsedError;
+  @JsonKey(name: 'branch_id')
+  int? get branchId => throw _privateConstructorUsedError;
+  @JsonKey(name: 'branch_name')
+  String? get branchName => throw _privateConstructorUsedError;
+
+  /// Serializes this CompanyBranchFlatDto to a JSON map.
+  Map<String, dynamic> toJson() => throw _privateConstructorUsedError;
+
+  /// Create a copy of CompanyBranchFlatDto
+  /// with the given fields replaced by the non-null parameter values.
+  @JsonKey(includeFromJson: false, includeToJson: false)
+  $CompanyBranchFlatDtoCopyWith<CompanyBranchFlatDto> get copyWith =>
+      throw _privateConstructorUsedError;
+}
+
+/// @nodoc
+abstract class $CompanyBranchFlatDtoCopyWith<$Res> {
+  factory $CompanyBranchFlatDtoCopyWith(CompanyBranchFlatDto value,
+          $Res Function(CompanyBranchFlatDto) then) =
+      _$CompanyBranchFlatDtoCopyWithImpl<$Res, CompanyBranchFlatDto>;
+  @useResult
+  $Res call(
+      {@JsonKey(name: 'company_id') int companyId,
+      @JsonKey(name: 'company_name') String companyName,
+      @JsonKey(name: 'branch_id') int? branchId,
+      @JsonKey(name: 'branch_name') String? branchName});
+}
+
+/// @nodoc
+class _$CompanyBranchFlatDtoCopyWithImpl<$Res,
+        $Val extends CompanyBranchFlatDto>
+    implements $CompanyBranchFlatDtoCopyWith<$Res> {
+  _$CompanyBranchFlatDtoCopyWithImpl(this._value, this._then);
+
+  // ignore: unused_field
+  final $Val _value;
+  // ignore: unused_field
+  final $Res Function($Val) _then;
+
+  /// Create a copy of CompanyBranchFlatDto
+  /// with the given fields replaced by the non-null parameter values.
+  @pragma('vm:prefer-inline')
+  @override
+  $Res call({
+    Object? companyId = null,
+    Object? companyName = null,
+    Object? branchId = freezed,
+    Object? branchName = freezed,
+  }) {
+    return _then(_value.copyWith(
+      companyId: null == companyId
+          ? _value.companyId
+          : companyId // ignore: cast_nullable_to_non_nullable
+              as int,
+      companyName: null == companyName
+          ? _value.companyName
+          : companyName // ignore: cast_nullable_to_non_nullable
+              as String,
+      branchId: freezed == branchId
+          ? _value.branchId
+          : branchId // ignore: cast_nullable_to_non_nullable
+              as int?,
+      branchName: freezed == branchName
+          ? _value.branchName
+          : branchName // ignore: cast_nullable_to_non_nullable
+              as String?,
+    ) as $Val);
+  }
+}
+
+/// @nodoc
+abstract class _$$CompanyBranchFlatDtoImplCopyWith<$Res>
+    implements $CompanyBranchFlatDtoCopyWith<$Res> {
+  factory _$$CompanyBranchFlatDtoImplCopyWith(_$CompanyBranchFlatDtoImpl value,
+          $Res Function(_$CompanyBranchFlatDtoImpl) then) =
+      __$$CompanyBranchFlatDtoImplCopyWithImpl<$Res>;
+  @override
+  @useResult
+  $Res call(
+      {@JsonKey(name: 'company_id') int companyId,
+      @JsonKey(name: 'company_name') String companyName,
+      @JsonKey(name: 'branch_id') int? branchId,
+      @JsonKey(name: 'branch_name') String? branchName});
+}
+
+/// @nodoc
+class __$$CompanyBranchFlatDtoImplCopyWithImpl<$Res>
+    extends _$CompanyBranchFlatDtoCopyWithImpl<$Res, _$CompanyBranchFlatDtoImpl>
+    implements _$$CompanyBranchFlatDtoImplCopyWith<$Res> {
+  __$$CompanyBranchFlatDtoImplCopyWithImpl(_$CompanyBranchFlatDtoImpl _value,
+      $Res Function(_$CompanyBranchFlatDtoImpl) _then)
+      : super(_value, _then);
+
+  /// Create a copy of CompanyBranchFlatDto
+  /// with the given fields replaced by the non-null parameter values.
+  @pragma('vm:prefer-inline')
+  @override
+  $Res call({
+    Object? companyId = null,
+    Object? companyName = null,
+    Object? branchId = freezed,
+    Object? branchName = freezed,
+  }) {
+    return _then(_$CompanyBranchFlatDtoImpl(
+      companyId: null == companyId
+          ? _value.companyId
+          : companyId // ignore: cast_nullable_to_non_nullable
+              as int,
+      companyName: null == companyName
+          ? _value.companyName
+          : companyName // ignore: cast_nullable_to_non_nullable
+              as String,
+      branchId: freezed == branchId
+          ? _value.branchId
+          : branchId // ignore: cast_nullable_to_non_nullable
+              as int?,
+      branchName: freezed == branchName
+          ? _value.branchName
+          : branchName // ignore: cast_nullable_to_non_nullable
+              as String?,
+    ));
+  }
+}
+
+/// @nodoc
+@JsonSerializable()
+class _$CompanyBranchFlatDtoImpl implements _CompanyBranchFlatDto {
+  const _$CompanyBranchFlatDtoImpl(
+      {@JsonKey(name: 'company_id') required this.companyId,
+      @JsonKey(name: 'company_name') required this.companyName,
+      @JsonKey(name: 'branch_id') this.branchId,
+      @JsonKey(name: 'branch_name') this.branchName});
+
+  factory _$CompanyBranchFlatDtoImpl.fromJson(Map<String, dynamic> json) =>
+      _$$CompanyBranchFlatDtoImplFromJson(json);
+
+  @override
+  @JsonKey(name: 'company_id')
+  final int companyId;
+  @override
+  @JsonKey(name: 'company_name')
+  final String companyName;
+  @override
+  @JsonKey(name: 'branch_id')
+  final int? branchId;
+  @override
+  @JsonKey(name: 'branch_name')
+  final String? branchName;
+
+  @override
+  String toString() {
+    return 'CompanyBranchFlatDto(companyId: $companyId, companyName: $companyName, branchId: $branchId, branchName: $branchName)';
+  }
+
+  @override
+  bool operator ==(Object other) {
+    return identical(this, other) ||
+        (other.runtimeType == runtimeType &&
+            other is _$CompanyBranchFlatDtoImpl &&
+            (identical(other.companyId, companyId) ||
+                other.companyId == companyId) &&
+            (identical(other.companyName, companyName) ||
+                other.companyName == companyName) &&
+            (identical(other.branchId, branchId) ||
+                other.branchId == branchId) &&
+            (identical(other.branchName, branchName) ||
+                other.branchName == branchName));
+  }
+
+  @JsonKey(includeFromJson: false, includeToJson: false)
+  @override
+  int get hashCode =>
+      Object.hash(runtimeType, companyId, companyName, branchId, branchName);
+
+  /// Create a copy of CompanyBranchFlatDto
+  /// with the given fields replaced by the non-null parameter values.
+  @JsonKey(includeFromJson: false, includeToJson: false)
+  @override
+  @pragma('vm:prefer-inline')
+  _$$CompanyBranchFlatDtoImplCopyWith<_$CompanyBranchFlatDtoImpl>
+      get copyWith =>
+          __$$CompanyBranchFlatDtoImplCopyWithImpl<_$CompanyBranchFlatDtoImpl>(
+              this, _$identity);
+
+  @override
+  Map<String, dynamic> toJson() {
+    return _$$CompanyBranchFlatDtoImplToJson(
+      this,
+    );
+  }
+}
+
+abstract class _CompanyBranchFlatDto implements CompanyBranchFlatDto {
+  const factory _CompanyBranchFlatDto(
+          {@JsonKey(name: 'company_id') required final int companyId,
+          @JsonKey(name: 'company_name') required final String companyName,
+          @JsonKey(name: 'branch_id') final int? branchId,
+          @JsonKey(name: 'branch_name') final String? branchName}) =
+      _$CompanyBranchFlatDtoImpl;
+
+  factory _CompanyBranchFlatDto.fromJson(Map<String, dynamic> json) =
+      _$CompanyBranchFlatDtoImpl.fromJson;
+
+  @override
+  @JsonKey(name: 'company_id')
+  int get companyId;
+  @override
+  @JsonKey(name: 'company_name')
+  String get companyName;
+  @override
+  @JsonKey(name: 'branch_id')
+  int? get branchId;
+  @override
+  @JsonKey(name: 'branch_name')
+  String? get branchName;
+
+  /// Create a copy of CompanyBranchFlatDto
+  /// with the given fields replaced by the non-null parameter values.
+  @override
+  @JsonKey(includeFromJson: false, includeToJson: false)
+  _$$CompanyBranchFlatDtoImplCopyWith<_$CompanyBranchFlatDtoImpl>
+      get copyWith => throw _privateConstructorUsedError;
+}

lib/data/models/company/company_branch_flat_dto.g.dart

@@ -0,0 +1,25 @@
+// GENERATED CODE - DO NOT MODIFY BY HAND
+
+part of 'company_branch_flat_dto.dart';
+
+// **************************************************************************
+// JsonSerializableGenerator
+// **************************************************************************
+
+_$CompanyBranchFlatDtoImpl _$$CompanyBranchFlatDtoImplFromJson(
+        Map<String, dynamic> json) =>
+    _$CompanyBranchFlatDtoImpl(
+      companyId: (json['company_id'] as num).toInt(),
+      companyName: json['company_name'] as String,
+      branchId: (json['branch_id'] as num?)?.toInt(),
+      branchName: json['branch_name'] as String?,
+    );
+
+Map<String, dynamic> _$$CompanyBranchFlatDtoImplToJson(
+        _$CompanyBranchFlatDtoImpl instance) =>
+    <String, dynamic>{
+      'company_id': instance.companyId,
+      'company_name': instance.companyName,
+      'branch_id': instance.branchId,
+      'branch_name': instance.branchName,
+    };

lib/screens/company/company_form.dart

@@ -28,6 +28,7 @@ import 'package:superport/services/mock_data_service.dart';
 import 'dart:async';
 import 'dart:math' as math;
 import 'package:superport/screens/company/controllers/branch_form_controller.dart';
+import 'package:superport/core/config/environment.dart' as env;
 
 /// 회사 유형 선택 위젯 (체크박스)
 class CompanyTypeSelector extends StatelessWidget {
@@ -107,10 +108,36 @@ class _CompanyFormScreenState extends State<CompanyFormScreen> {
       companyId = args['companyId'];
       branchId = args['branchId'];
     }
+    
+    // API 모드 확인
+    final useApi = env.Environment.useApi;
+    debugPrint('📌 회사 폼 초기화 - API 모드: $useApi, companyId: $companyId');
+    
     _controller = CompanyFormController(
-      dataService: MockDataService(),
+      dataService: useApi ? null : MockDataService(),
       companyId: companyId,
+      useApi: useApi,
     );
+    
+    // 일반 회사 수정 모드일 때 데이터 로드
+    if (!isBranch && companyId != null) {
+      debugPrint('📌 회사 데이터 로드 시작...');
+      WidgetsBinding.instance.addPostFrameCallback((_) {
+        _controller.loadCompanyData().then((_) {
+          debugPrint('📌 회사 데이터 로드 완료, UI 갱신');
+          if (mounted) {
+            setState(() {
+              debugPrint('📌 setState 호출됨');
+              debugPrint('📌 nameController.text: "${_controller.nameController.text}"');
+              debugPrint('📌 contactNameController.text: "${_controller.contactNameController.text}"');
+            });
+          }
+        }).catchError((error) {
+          debugPrint('❌ 회사 데이터 로드 실패: $error');
+        });
+      });
+    }
+    
     // 지점 수정 모드일 때 branchId로 branch 정보 세팅
     if (isBranch && branchId != null) {
       final company = MockDataService().getCompanyById(companyId!);
@@ -471,7 +498,7 @@ class _CompanyFormScreenState extends State<CompanyFormScreen> {
                       ),
                     ),
                   ],
-                  // 저장 버튼
+                  // 저장 버튼 추가
                   Padding(
                     padding: const EdgeInsets.only(top: 24.0, bottom: 16.0),
                     child: ElevatedButton(
@@ -488,6 +515,7 @@ class _CompanyFormScreenState extends State<CompanyFormScreen> {
                         style: const TextStyle(
                           fontSize: 16,
                           fontWeight: FontWeight.bold,
+                          color: Colors.white,
                         ),
                       ),
                     ),

lib/screens/company/company_list_redesign.dart

@@ -6,7 +6,8 @@ import 'package:superport/screens/common/theme_shadcn.dart';
 import 'package:superport/screens/common/components/shadcn_components.dart';
 import 'package:superport/screens/common/widgets/pagination.dart';
 import 'package:superport/screens/common/widgets/unified_search_bar.dart';
-import 'package:superport/screens/common/widgets/standard_data_table.dart' as std_table;
+import 'package:superport/screens/common/widgets/standard_data_table.dart'
+    as std_table;
 import 'package:superport/screens/common/widgets/standard_action_bar.dart';
 import 'package:superport/screens/common/widgets/standard_states.dart';
 import 'package:superport/screens/common/layouts/base_list_screen.dart';
@@ -123,44 +124,58 @@ class _CompanyListRedesignState extends State<CompanyListRedesign> {
 
   /// 회사 유형 배지 생성
   Widget _buildCompanyTypeChips(List<CompanyType> types) {
-    return Wrap(
+    // 유형이 없으면 기본값 표시
-      spacing: ShadcnTheme.spacing1,
+    if (types.isEmpty) {
-      children:
+      return Text(
-          types.map((type) {
+        '-',
-            Color bgColor;
+        style: ShadcnTheme.bodySmall.copyWith(color: ShadcnTheme.muted),
-            Color borderColor;
+      );
-            Color textColor;
+    }
-            
+    
-            switch(type) {
+    return Row(
-              case CompanyType.customer:
+      mainAxisSize: MainAxisSize.min,
-                bgColor = ShadcnTheme.green.withValues(alpha: 0.9);
+      children: [
-                textColor = Colors.white;
+        Flexible(
-                break;
+          child: Wrap(
-              case CompanyType.partner:
+            spacing: 4,
-                bgColor = ShadcnTheme.purple.withValues(alpha: 0.9);
+            runSpacing: 2,
-                textColor = Colors.white;
+            children: types.map((type) {
-                break;
+              Color bgColor;
-              default:
+              Color textColor;
-                bgColor = ShadcnTheme.muted.withValues(alpha: 0.9);
+
-                textColor = ShadcnTheme.foreground;
+              switch (type) {
-            }
+                case CompanyType.customer:
-            
+                  bgColor = ShadcnTheme.green.withValues(alpha: 0.9);
-            return Container(
+                  textColor = Colors.white;
-              padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 2),
+                  break;
-              decoration: BoxDecoration(
+                case CompanyType.partner:
-                color: bgColor,
+                  bgColor = ShadcnTheme.purple.withValues(alpha: 0.9);
-                borderRadius: BorderRadius.circular(4),
+                  textColor = Colors.white;
-              ),
+                  break;
-              child: Text(
+                default:
-                companyTypeToString(type),
+                  bgColor = ShadcnTheme.muted.withValues(alpha: 0.9);
-                style: TextStyle(
+                  textColor = ShadcnTheme.foreground;
-                  fontSize: 12,
+              }
-                  fontWeight: FontWeight.w500,
+
-                  color: textColor,
+              return Container(
+                padding: const EdgeInsets.symmetric(horizontal: 6, vertical: 1),
+                decoration: BoxDecoration(
+                  color: bgColor,
+                  borderRadius: BorderRadius.circular(3),
                 ),
-              ),
+                child: Text(
-            );
+                  companyTypeToString(type),
-          }).toList(),
+                  style: TextStyle(
+                    fontSize: 11,
+                    fontWeight: FontWeight.w500,
+                    color: textColor,
+                  ),
+                ),
+              );
+            }).toList(),
+          ),
+        ),
+      ],
     );
   }
 
@@ -169,9 +184,10 @@ class _CompanyListRedesignState extends State<CompanyListRedesign> {
     return Container(
       padding: const EdgeInsets.symmetric(horizontal: 8, vertical: 2),
       decoration: BoxDecoration(
-        color: isBranch 
+        color:
-            ? ShadcnTheme.blue.withValues(alpha: 0.9)
+            isBranch
-            : ShadcnTheme.primary.withValues(alpha: 0.9),
+                ? ShadcnTheme.blue.withValues(alpha: 0.9)
+                : ShadcnTheme.primary.withValues(alpha: 0.9),
         borderRadius: BorderRadius.circular(4),
       ),
       child: Text(
@@ -232,37 +248,51 @@ class _CompanyListRedesignState extends State<CompanyListRedesign> {
           }
 
           final int totalCount = displayCompanies.length;
-          
+
           // 페이지네이션을 위한 데이터 처리
           final int startIndex = (_currentPage - 1) * _pageSize;
           final int endIndex = startIndex + _pageSize;
-          final List<Map<String, dynamic>> pagedCompanies = displayCompanies.sublist(
+          
-            startIndex,
+          // startIndex가 displayCompanies.length보다 크거나 같으면 첫 페이지로 리셋
-            endIndex > displayCompanies.length ? displayCompanies.length : endIndex,
+          if (startIndex >= displayCompanies.length && displayCompanies.isNotEmpty) {
-          );
+            WidgetsBinding.instance.addPostFrameCallback((_) {
+              setState(() {
+                _currentPage = 1;
+              });
+            });
+          }
+          
+          final List<Map<String, dynamic>> pagedCompanies = displayCompanies.isEmpty 
+              ? [] 
+              : displayCompanies.sublist(
+                  startIndex.clamp(0, displayCompanies.length - 1),
+                  endIndex.clamp(0, displayCompanies.length),
+                );
 
           // 로딩 상태
           if (controller.isLoading && controller.companies.isEmpty) {
-            return const StandardLoadingState(
+            return const StandardLoadingState(message: '회사 데이터를 불러오는 중...');
-              message: '회사 데이터를 불러오는 중...',
-            );
           }
 
           return BaseListScreen(
             isLoading: false,
             error: controller.error,
             onRefresh: controller.refresh,
-            emptyMessage: controller.searchKeyword.isNotEmpty
+            emptyMessage:
-                ? '검색 결과가 없습니다'
+                controller.searchKeyword.isNotEmpty
-                : '등록된 회사가 없습니다',
+                    ? '검색 결과가 없습니다'
+                    : '등록된 회사가 없습니다',
             emptyIcon: Icons.business_outlined,
-            
+
             // 검색바
             searchBar: UnifiedSearchBar(
               controller: _searchController,
               placeholder: '회사명, 담당자명, 연락처로 검색',
-              onChanged: _onSearchChanged,  // 실시간 검색 (디바운싱)
+              onChanged: _onSearchChanged, // 실시간 검색 (디바운싱)
-              onSearch: () => _controller.updateSearchKeyword(_searchController.text),  // 즉시 검색
+              onSearch:
+                  () => _controller.updateSearchKeyword(
+                    _searchController.text,
+                  ), // 즉시 검색
               onClear: () {
                 _searchController.clear();
                 _onSearchChanged('');
@@ -272,155 +302,169 @@ class _CompanyListRedesignState extends State<CompanyListRedesign> {
                 onPressed: _navigateToAddScreen,
               ),
             ),
-            
+
             // 액션바
             actionBar: StandardActionBar(
               leftActions: [],
               totalCount: totalCount,
               onRefresh: controller.refresh,
-              statusMessage: controller.searchKeyword.isNotEmpty
+              statusMessage:
-                  ? '"${controller.searchKeyword}" 검색 결과'
+                  controller.searchKeyword.isNotEmpty
-                  : null,
+                      ? '"${controller.searchKeyword}" 검색 결과'
+                      : null,
             ),
 
             // 에러 메시지
-            filterSection: controller.error != null
+            filterSection:
-                ? StandardInfoMessage(
+                controller.error != null
-                    message: controller.error!,
+                    ? StandardInfoMessage(
-                    icon: Icons.error_outline,
+                      message: controller.error!,
-                    color: ShadcnTheme.destructive,
+                      icon: Icons.error_outline,
-                    onClose: controller.clearError,
+                      color: ShadcnTheme.destructive,
-                  )
+                      onClose: controller.clearError,
-                : null,
+                    )
+                    : null,
 
             // 데이터 테이블
-            dataTable: displayCompanies.isEmpty
+            dataTable:
-                ? StandardEmptyState(
+                displayCompanies.isEmpty
-                    title: controller.searchKeyword.isNotEmpty
+                    ? StandardEmptyState(
-                        ? '검색 결과가 없습니다'
+                      title:
-                        : '등록된 회사가 없습니다',
+                          controller.searchKeyword.isNotEmpty
-                    icon: Icons.business_outlined,
+                              ? '검색 결과가 없습니다'
-                    action: controller.searchKeyword.isEmpty
+                              : '등록된 회사가 없습니다',
-                        ? StandardActionButtons.addButton(
+                      icon: Icons.business_outlined,
-                            text: '첫 회사 추가하기',
+                      action:
-                            onPressed: _navigateToAddScreen,
+                          controller.searchKeyword.isEmpty
-                          )
+                              ? StandardActionButtons.addButton(
-                        : null,
+                                text: '첫 회사 추가하기',
-                  )
+                                onPressed: _navigateToAddScreen,
-                : std_table.StandardDataTable(
+                              )
-                    columns: [
+                              : null,
-                      std_table.DataColumn(label: '번호', flex: 1),
+                    )
-                      std_table.DataColumn(label: '회사명', flex: 3),
+                    : std_table.StandardDataTable(
-                      std_table.DataColumn(label: '구분', flex: 2),
+                      columns: [
-                      std_table.DataColumn(label: '유형', flex: 2),
+                        std_table.DataColumn(label: '번호', flex: 1),
-                      std_table.DataColumn(label: '연락처', flex: 2),
+                        std_table.DataColumn(label: '회사명', flex: 3),
-                      std_table.DataColumn(label: '관리', flex: 2),
+                        std_table.DataColumn(label: '구분', flex: 1),
-                    ],
+                        std_table.DataColumn(label: '유형', flex: 2),
-                    rows: [
+                        std_table.DataColumn(label: '연락처', flex: 2),
-                      ...pagedCompanies.asMap().entries.map((entry) {
+                        std_table.DataColumn(label: '관리', flex: 2),
-                        final int index = startIndex + entry.key;
+                      ],
-                        final companyData = entry.value;
+                      rows: [
-                        final bool isBranch = companyData['isBranch'] as bool;
+                        ...pagedCompanies.asMap().entries.map((entry) {
-                        final Company company =
+                          final int index = startIndex + entry.key;
-                            isBranch
+                          final companyData = entry.value;
-                                ? _convertBranchToCompany(companyData['branch'] as Branch)
+                          final bool isBranch = companyData['isBranch'] as bool;
-                                : companyData['company'] as Company;
+                          final Company company =
-                        final String? mainCompanyName =
+                              isBranch
-                            companyData['mainCompanyName'] as String?;
+                                  ? _convertBranchToCompany(
+                                    companyData['branch'] as Branch,
+                                  )
+                                  : companyData['company'] as Company;
+                          final String? mainCompanyName =
+                              companyData['mainCompanyName'] as String?;
 
-                        return std_table.StandardDataRow(
+                          return std_table.StandardDataRow(
-                          index: index,
+                            index: index,
-                          columns: [
+                            columns: [
-                            std_table.DataColumn(label: '번호', flex: 1),
+                              std_table.DataColumn(label: '번호', flex: 1),
-                            std_table.DataColumn(label: '회사명', flex: 3),
+                              std_table.DataColumn(label: '회사명', flex: 3),
-                            std_table.DataColumn(label: '구분', flex: 2),
+                              std_table.DataColumn(label: '구분', flex: 1),
-                            std_table.DataColumn(label: '유형', flex: 2),
+                              std_table.DataColumn(label: '유형', flex: 2),
-                            std_table.DataColumn(label: '연락처', flex: 2),
+                              std_table.DataColumn(label: '연락처', flex: 2),
-                            std_table.DataColumn(label: '관리', flex: 2),
+                              std_table.DataColumn(label: '관리', flex: 2),
-                          ],
+                            ],
-                          cells: [
+                            cells: [
-                            // 번호
+                              // 번호
-                            Text(
+                              Text(
-                              '${index + 1}',
+                                '${index + 1}',
-                              style: ShadcnTheme.bodySmall,
+                                style: ShadcnTheme.bodySmall,
-                            ),
+                              ),
-                            // 회사명
+                              // 회사명
-                            _buildCompanyNameText(
+                              _buildCompanyNameText(
-                              company,
+                                company,
-                              isBranch,
+                                isBranch,
-                              mainCompanyName: mainCompanyName,
+                                mainCompanyName: mainCompanyName,
-                            ),
+                              ),
-                            // 구분
+                              // 구분
-                            _buildCompanyTypeLabel(isBranch),
+                              Align(
-                            // 유형
+                                alignment: Alignment.centerLeft,
-                            _buildCompanyTypeChips(
+                                child: _buildCompanyTypeLabel(isBranch),
-                              company.companyTypes,
+                              ),
-                            ),
+                              // 유형
-                            // 연락처
+                              Align(
-                            Text(
+                                alignment: Alignment.centerLeft,
-                              company.contactPhone ?? '-',
+                                child: _buildCompanyTypeChips(company.companyTypes),
-                              style: ShadcnTheme.bodySmall,
+                              ),
-                            ),
+                              // 연락처
-                            // 관리
+                              Text(
-                            Row(
+                                company.contactPhone ?? '-',
-                              mainAxisSize: MainAxisSize.min,
+                                style: ShadcnTheme.bodySmall,
-                              children: [
+                              ),
-                                if (!isBranch &&
+                              // 관리
-                                    company.branches != null &&
+                              Row(
-                                    company.branches!.isNotEmpty) ...[
+                                mainAxisSize: MainAxisSize.min,
-                                  ShadcnButton(
+                                children: [
-                                    text: '지점',
+                                  if (!isBranch &&
-                                    onPressed:
+                                      company.branches != null &&
-                                        () => _showBranchDialog(company),
+                                      company.branches!.isNotEmpty) ...[
-                                    variant:
+                                    ShadcnButton(
-                                        ShadcnButtonVariant.ghost,
+                                      text: '지점',
-                                    size: ShadcnButtonSize.small,
+                                      onPressed:
-                                  ),
+                                          () => _showBranchDialog(company),
-                                  const SizedBox(
+                                      variant: ShadcnButtonVariant.ghost,
-                                    width: ShadcnTheme.spacing1,
+                                      size: ShadcnButtonSize.small,
+                                    ),
+                                    const SizedBox(width: ShadcnTheme.spacing1),
+                                  ],
+                                  std_table.StandardActionButtons(
+                                    onEdit:
+                                        company.id != null
+                                            ? () {
+                                              if (isBranch) {
+                                                Navigator.pushNamed(
+                                                  context,
+                                                  '/company/edit',
+                                                  arguments: {
+                                                    'companyId':
+                                                        companyData['companyId'],
+                                                    'isBranch': true,
+                                                    'mainCompanyName':
+                                                        mainCompanyName,
+                                                    'branchId': company.id,
+                                                  },
+                                                ).then((result) {
+                                                  if (result == true)
+                                                    controller.refresh();
+                                                });
+                                              } else {
+                                                Navigator.pushNamed(
+                                                  context,
+                                                  '/company/edit',
+                                                  arguments: {
+                                                    'companyId': company.id,
+                                                    'isBranch': false,
+                                                  },
+                                                ).then((result) {
+                                                  if (result == true)
+                                                    controller.refresh();
+                                                });
+                                              }
+                                            }
+                                            : null,
+                                    onDelete:
+                                        (!isBranch && company.id != null)
+                                            ? () => _deleteCompany(company.id!)
+                                            : null,
                                   ),
                                 ],
-                                std_table.StandardActionButtons(
+                              ),
-                                  onEdit: company.id != null
+                            ],
-                                      ? () {
+                          );
-                                          if (isBranch) {
+                        }),
-                                            Navigator.pushNamed(
+                      ],
-                                              context,
+                    ),
-                                              '/company/edit',
-                                              arguments: {
-                                                'companyId': companyData['companyId'],
-                                                'isBranch': true,
-                                                'mainCompanyName': mainCompanyName,
-                                                'branchId': company.id,
-                                              },
-                                            ).then((result) {
-                                              if (result == true) controller.refresh();
-                                            });
-                                          } else {
-                                            Navigator.pushNamed(
-                                              context,
-                                              '/company/edit',
-                                              arguments: {
-                                                'companyId': company.id,
-                                                'isBranch': false,
-                                              },
-                                            ).then((result) {
-                                              if (result == true) controller.refresh();
-                                            });
-                                          }
-                                        }
-                                      : null,
-                                  onDelete: (!isBranch && company.id != null)
-                                      ? () => _deleteCompany(company.id!)
-                                      : null,
-                                ),
-                              ],
-                            ),
-                          ],
-                        );
-                      }),
-                    ],
-                  ),
 
             // 페이지네이션 (항상 표시)
             pagination: Pagination(
@@ -438,4 +482,4 @@ class _CompanyListRedesignState extends State<CompanyListRedesign> {
       ),
     );
   }
-}
+}

lib/screens/company/controllers/company_list_controller.dart

@@ -66,23 +66,48 @@ class CompanyListController extends ChangeNotifier {
     
     try {
       if (_useApi) {
-        // API 호출
+        // API 호출 - 지점 정보 포함
-        print('[CompanyListController] Using API to fetch companies');
+        print('[CompanyListController] Using API to fetch companies with branches');
-        final apiCompanies = await _companyService.getCompanies(
-          page: _currentPage,
-          perPage: _perPage,
-          search: searchKeyword.isNotEmpty ? searchKeyword : null,
-          isActive: _isActiveFilter,
-        );
-        print('[CompanyListController] API returned ${apiCompanies.length} companies');
         
-        if (isRefresh) {
+        // 지점 정보를 포함한 전체 회사 목록 가져오기
-          companies = apiCompanies;
+        final apiCompaniesWithBranches = await _companyService.getCompaniesWithBranchesFlat();
-        } else {
+        print('[CompanyListController] API returned ${apiCompaniesWithBranches.length} companies with branches');
-          companies.addAll(apiCompanies);
+        
+        // 지점 수 출력
+        for (final company in apiCompaniesWithBranches) {
+          if (company.branches?.isNotEmpty ?? false) {
+            print('[CompanyListController] ${company.name} has ${company.branches?.length ?? 0} branches');
+          }
         }
         
-        _hasMore = apiCompanies.length == _perPage;
+        // 검색어 필터 적용 (서버에서 필터링이 안 되므로 클라이언트에서 처리)
+        List<Company> filteredApiCompanies = apiCompaniesWithBranches;
+        if (searchKeyword.isNotEmpty) {
+          final keyword = searchKeyword.toLowerCase();
+          filteredApiCompanies = apiCompaniesWithBranches.where((company) {
+            return company.name.toLowerCase().contains(keyword) ||
+                   (company.contactName?.toLowerCase().contains(keyword) ?? false) ||
+                   (company.contactPhone?.toLowerCase().contains(keyword) ?? false);
+          }).toList();
+        }
+        
+        // 활성 상태 필터 적용 (현재 API에서 지원하지 않으므로 주석 처리)
+        // if (_isActiveFilter != null) {
+        //   filteredApiCompanies = filteredApiCompanies.where((c) => c.isActive == _isActiveFilter).toList();
+        // }
+        
+        // 페이지네이션 처리 (클라이언트 사이드)
+        final startIndex = (_currentPage - 1) * _perPage;
+        final endIndex = startIndex + _perPage;
+        final paginatedCompanies = filteredApiCompanies.skip(startIndex).take(_perPage).toList();
+        
+        if (isRefresh) {
+          companies = paginatedCompanies;
+        } else {
+          companies.addAll(paginatedCompanies);
+        }
+        
+        _hasMore = endIndex < filteredApiCompanies.length;
         if (_hasMore) _currentPage++;
       } else {
         // Mock 데이터 사용

lib/services/company_service.dart

@@ -262,6 +262,58 @@ class CompanyService {
       throw ServerFailure(message: 'Failed to update company status: $e');
     }
   }
+  
+  // 회사 목록과 지점 정보를 함께 조회 (플랫 데이터를 그룹화)
+  Future<List<Company>> getCompaniesWithBranchesFlat() async {
+    try {
+      final flatData = await _remoteDataSource.getCompanyBranchesFlat();
+      
+      // 회사별로 데이터 그룹화
+      final Map<int, List<Branch>> companyBranchesMap = {};
+      final Map<int, String> companyNamesMap = {};
+      
+      for (final item in flatData) {
+        companyNamesMap[item.companyId] = item.companyName;
+        
+        if (item.branchId != null && item.branchName != null) {
+          if (!companyBranchesMap.containsKey(item.companyId)) {
+            companyBranchesMap[item.companyId] = [];
+          }
+          companyBranchesMap[item.companyId]!.add(
+            Branch(
+              id: item.branchId,
+              companyId: item.companyId,
+              name: item.branchName!,
+              address: Address.fromFullAddress(''), // 주소 정보가 없으므로 빈 값
+            ),
+          );
+        }
+      }
+      
+      // Company 객체 생성
+      final List<Company> companies = [];
+      for (final entry in companyNamesMap.entries) {
+        companies.add(
+          Company(
+            id: entry.key,
+            name: entry.value,
+            address: Address.fromFullAddress(''), // 주소 정보가 없으므로 빈 값
+            companyTypes: [CompanyType.customer], // 기본값
+            branches: companyBranchesMap[entry.key],  // null 허용
+          ),
+        );
+      }
+      
+      return companies;
+    } on ApiException catch (e) {
+      debugPrint('[CompanyService] ApiException: ${e.message}');
+      throw ServerFailure(message: e.message);
+    } catch (e, stackTrace) {
+      debugPrint('[CompanyService] Error loading companies with branches: $e');
+      debugPrint('[CompanyService] Stack trace: $stackTrace');
+      throw ServerFailure(message: 'Failed to fetch companies with branches: $e');
+    }
+  }
 
   // 변환 헬퍼 메서드들
   Company _convertListDtoToCompany(CompanyListDto dto) {