사용하지 않는 파일 정리 전 백업 (Phase 10 완료 후 상태)

lib/data/models/equipment_history_dto.dart

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+import 'package:freezed_annotation/freezed_annotation.dart';
+import 'package:superport/data/models/equipment/equipment_dto.dart';
+import 'package:superport/data/models/warehouse/warehouse_dto.dart';
+
+part 'equipment_history_dto.freezed.dart';
+part 'equipment_history_dto.g.dart';
+
+@freezed
+class EquipmentHistoryDto with _$EquipmentHistoryDto {
+  const EquipmentHistoryDto._(); // Private constructor for getters
+
+  const factory EquipmentHistoryDto({
+    @JsonKey(name: 'Id') int? id,
+    @JsonKey(name: 'equipments_Id') required int equipmentsId,
+    @JsonKey(name: 'warehouses_Id') required int warehousesId,
+    @JsonKey(name: 'transaction_type') required String transactionType,
+    required int quantity,
+    @JsonKey(name: 'transacted_at') required DateTime transactedAt,
+    String? remark,
+    @JsonKey(name: 'is_deleted') @Default(false) bool isDeleted,
+    @JsonKey(name: 'created_at') required DateTime createdAt,
+    @JsonKey(name: 'updated_at') DateTime? updatedAt,
+    
+    // Related entities (optional, populated in GET requests)
+    EquipmentDto? equipment,
+    WarehouseDto? warehouse,
+  }) = _EquipmentHistoryDto;
+
+  // isActive 계산 속성 (is_deleted의 반대)
+  bool get isActive => !isDeleted;
+
+  factory EquipmentHistoryDto.fromJson(Map<String, dynamic> json) =>
+      _$EquipmentHistoryDtoFromJson(json);
+}
+
+@freezed
+class EquipmentHistoryRequestDto with _$EquipmentHistoryRequestDto {
+  const factory EquipmentHistoryRequestDto({
+    @JsonKey(name: 'equipments_Id') required int equipmentsId,
+    @JsonKey(name: 'warehouses_Id') required int warehousesId,
+    @JsonKey(name: 'transaction_type') required String transactionType,
+    required int quantity,
+    @JsonKey(name: 'transacted_at') DateTime? transactedAt,
+    String? remark,
+  }) = _EquipmentHistoryRequestDto;
+
+  factory EquipmentHistoryRequestDto.fromJson(Map<String, dynamic> json) =>
+      _$EquipmentHistoryRequestDtoFromJson(json);
+}
+
+@freezed
+class EquipmentHistoryUpdateRequestDto with _$EquipmentHistoryUpdateRequestDto {
+  const factory EquipmentHistoryUpdateRequestDto({
+    @JsonKey(name: 'warehouses_Id') int? warehousesId,
+    @JsonKey(name: 'transaction_type') String? transactionType,
+    int? quantity,
+    @JsonKey(name: 'transacted_at') DateTime? transactedAt,
+    String? remark,
+  }) = _EquipmentHistoryUpdateRequestDto;
+
+  factory EquipmentHistoryUpdateRequestDto.fromJson(Map<String, dynamic> json) =>
+      _$EquipmentHistoryUpdateRequestDtoFromJson(json);
+}
+
+@freezed
+class EquipmentHistoryListResponse with _$EquipmentHistoryListResponse {
+  const factory EquipmentHistoryListResponse({
+    @JsonKey(name: 'data') required List<EquipmentHistoryDto> items,
+    @JsonKey(name: 'total') required int totalCount,
+    @JsonKey(name: 'page') required int currentPage,
+    @JsonKey(name: 'total_pages') required int totalPages,
+    @JsonKey(name: 'page_size') int? pageSize,
+  }) = _EquipmentHistoryListResponse;
+
+  factory EquipmentHistoryListResponse.fromJson(Map<String, dynamic> json) =>
+      _$EquipmentHistoryListResponseFromJson(json);
+}
+
+// Transaction Type 헬퍼
+class TransactionType {
+  static const String input = 'I';
+  static const String output = 'O';
+  
+  static String getDisplayName(String type) {
+    switch (type) {
+      case input:
+        return '입고';
+      case output:
+        return '출고';
+      default:
+        return type;
+    }
+  }
+  
+  static List<String> get allTypes => [input, output];
+}