import 'package:json_annotation/json_annotation.dart';
import '../../domain/entities/scan_entity.dart';

part 'save_request_model.g.dart';

/// API request model for saving scan data to the server
@JsonSerializable()
class SaveRequestModel {
  final String barcode;
  final String field1;
  final String field2;
  final String field3;
  final String field4;

  SaveRequestModel({
    required this.barcode,
    required this.field1,
    required this.field2,
    required this.field3,
    required this.field4,
  });

  /// Create from domain entity
  factory SaveRequestModel.fromEntity(ScanEntity entity) {
    return SaveRequestModel(
      barcode: entity.barcode,
      field1: entity.field1,
      field2: entity.field2,
      field3: entity.field3,
      field4: entity.field4,
    );
  }

  /// Create from parameters
  factory SaveRequestModel.fromParams({
    required String barcode,
    required String field1,
    required String field2,
    required String field3,
    required String field4,
  }) {
    return SaveRequestModel(
      barcode: barcode,
      field1: field1,
      field2: field2,
      field3: field3,
      field4: field4,
    );
  }

  /// Create from JSON
  factory SaveRequestModel.fromJson(Map<String, dynamic> json) =>
      _$SaveRequestModelFromJson(json);

  /// Convert to JSON for API requests
  Map<String, dynamic> toJson() => _$SaveRequestModelToJson(this);

  /// Create a copy with updated fields
  SaveRequestModel copyWith({
    String? barcode,
    String? field1,
    String? field2,
    String? field3,
    String? field4,
  }) {
    return SaveRequestModel(
      barcode: barcode ?? this.barcode,
      field1: field1 ?? this.field1,
      field2: field2 ?? this.field2,
      field3: field3 ?? this.field3,
      field4: field4 ?? this.field4,
    );
  }

  /// Validate the request data
  bool get isValid {
    return barcode.trim().isNotEmpty &&
        field1.trim().isNotEmpty &&
        field2.trim().isNotEmpty &&
        field3.trim().isNotEmpty &&
        field4.trim().isNotEmpty;
  }

  /// Get validation errors
  List<String> get validationErrors {
    final errors = <String>[];

    if (barcode.trim().isEmpty) {
      errors.add('Barcode is required');
    }

    if (field1.trim().isEmpty) {
      errors.add('Field 1 is required');
    }

    if (field2.trim().isEmpty) {
      errors.add('Field 2 is required');
    }

    if (field3.trim().isEmpty) {
      errors.add('Field 3 is required');
    }

    if (field4.trim().isEmpty) {
      errors.add('Field 4 is required');
    }

    return errors;
  }

  @override
  String toString() {
    return 'SaveRequestModel{barcode: $barcode, field1: $field1, field2: $field2, field3: $field3, field4: $field4}';
  }

  @override
  bool operator ==(Object other) =>
      identical(this, other) ||
      other is SaveRequestModel &&
          runtimeType == other.runtimeType &&
          barcode == other.barcode &&
          field1 == other.field1 &&
          field2 == other.field2 &&
          field3 == other.field3 &&
          field4 == other.field4;

  @override
  int get hashCode =>
      barcode.hashCode ^
      field1.hashCode ^
      field2.hashCode ^
      field3.hashCode ^
      field4.hashCode;
}