flux/lib/features/operations/models/fin_operation_model.dart

import 'package:equatable/equatable.dart';

class FinOperationModel extends Equatable {
  final String? id;
  final DateTime? createdAt;
  final DateTime expiration;
  final String? operationId;
  final String? modelId; // FK verso model (es. iPhone, Samsung, ecc.)
  final String? providerId;

  const FinOperationModel({
    this.id,
    this.createdAt,
    required this.expiration,
    this.operationId,
    this.modelId,
    this.providerId,
  });

  FinOperationModel copyWith({
    String? id,
    DateTime? createdAt,
    DateTime? expiration,
    String? operationId,
    String? modelId,
    String? providerId,
  }) {
    return FinOperationModel(
      id: id ?? this.id,
      createdAt: createdAt ?? this.createdAt,
      expiration: expiration ?? this.expiration,
      operationId: operationId ?? this.operationId,
      modelId: modelId ?? this.modelId,
      providerId: providerId ?? this.providerId,
    );
  }

  @override
  List<Object?> get props => [id, createdAt, expiration, operationId, modelId];

  factory FinOperationModel.fromMap(Map<String, dynamic> map) {
    return FinOperationModel(
      id: map['id'],
      createdAt: map['created_at'] != null
          ? DateTime.parse(map['created_at'])
          : null,
      expiration: DateTime.parse(map['expiration']),
      operationId: map['operation_id'],
      modelId: map['model_id'],
      providerId: map['provider_id'],
    );
  }

  Map<String, dynamic> toMap() {
    return {
      if (id != null) 'id': id,
      'expiration': expiration.toIso8601String(),
      'operation_id': operationId,
      'model_id': modelId,
      'provider_id': providerId,
    };
  }
}