사용하지 않는 파일 정리 전 백업 (Phase 10 완료 후 상태)

lib/data/models/maintenance_dto.dart

@@ -0,0 +1,91 @@
+import 'package:freezed_annotation/freezed_annotation.dart';
+import 'package:superport/data/models/equipment_history_dto.dart';
+
+part 'maintenance_dto.freezed.dart';
+part 'maintenance_dto.g.dart';
+
+@freezed
+class MaintenanceDto with _$MaintenanceDto {
+  const MaintenanceDto._(); // Private constructor for getters
+
+  const factory MaintenanceDto({
+    @JsonKey(name: 'Id') int? id,
+    @JsonKey(name: 'equipment_history_Id') required int equipmentHistoryId,
+    @JsonKey(name: 'started_at') required DateTime startedAt,
+    @JsonKey(name: 'ended_at') required DateTime endedAt,
+    @JsonKey(name: 'period_month') @Default(1) int periodMonth,
+    @JsonKey(name: 'maintenance_type') @Default('O') String maintenanceType,
+    @JsonKey(name: 'is_deleted') @Default(false) bool isDeleted,
+    @JsonKey(name: 'registered_at') required DateTime registeredAt,
+    @JsonKey(name: 'updated_at') DateTime? updatedAt,
+    
+    // Related entities (optional, populated in GET requests)
+    EquipmentHistoryDto? equipmentHistory,
+  }) = _MaintenanceDto;
+
+  // isActive 계산 속성 (is_deleted의 반대)
+  bool get isActive => !isDeleted;
+
+  factory MaintenanceDto.fromJson(Map<String, dynamic> json) =>
+      _$MaintenanceDtoFromJson(json);
+}
+
+@freezed
+class MaintenanceRequestDto with _$MaintenanceRequestDto {
+  const factory MaintenanceRequestDto({
+    @JsonKey(name: 'equipment_history_Id') required int equipmentHistoryId,
+    @JsonKey(name: 'started_at') required DateTime startedAt,
+    @JsonKey(name: 'ended_at') required DateTime endedAt,
+    @JsonKey(name: 'period_month') @Default(1) int periodMonth,
+    @JsonKey(name: 'maintenance_type') @Default('O') String maintenanceType,
+  }) = _MaintenanceRequestDto;
+
+  factory MaintenanceRequestDto.fromJson(Map<String, dynamic> json) =>
+      _$MaintenanceRequestDtoFromJson(json);
+}
+
+@freezed
+class MaintenanceUpdateRequestDto with _$MaintenanceUpdateRequestDto {
+  const factory MaintenanceUpdateRequestDto({
+    @JsonKey(name: 'started_at') DateTime? startedAt,
+    @JsonKey(name: 'ended_at') DateTime? endedAt,
+    @JsonKey(name: 'period_month') int? periodMonth,
+    @JsonKey(name: 'maintenance_type') String? maintenanceType,
+  }) = _MaintenanceUpdateRequestDto;
+
+  factory MaintenanceUpdateRequestDto.fromJson(Map<String, dynamic> json) =>
+      _$MaintenanceUpdateRequestDtoFromJson(json);
+}
+
+@freezed
+class MaintenanceListResponse with _$MaintenanceListResponse {
+  const factory MaintenanceListResponse({
+    @JsonKey(name: 'data') required List<MaintenanceDto> items,
+    @JsonKey(name: 'total') required int totalCount,
+    @JsonKey(name: 'page') required int currentPage,
+    @JsonKey(name: 'total_pages') required int totalPages,
+    @JsonKey(name: 'page_size') int? pageSize,
+  }) = _MaintenanceListResponse;
+
+  factory MaintenanceListResponse.fromJson(Map<String, dynamic> json) =>
+      _$MaintenanceListResponseFromJson(json);
+}
+
+// Maintenance Type 헬퍼
+class MaintenanceType {
+  static const String onsite = 'O';
+  static const String remote = 'R';
+  
+  static String getDisplayName(String type) {
+    switch (type) {
+      case onsite:
+        return '방문';
+      case remote:
+        return '원격';
+      default:
+        return type;
+    }
+  }
+  
+  static List<String> get allTypes => [onsite, remote];
+}