/// Domain Entity: Customer Group (Role)
///
/// Represents a customer group/role for user registration.
library;

/// Customer Group Entity
class CustomerGroup {
  /// Unique identifier
  final String name;

  /// Display name
  final String customerGroupName;

  /// Group value/code
  final String? value;

  const CustomerGroup({
    required this.name,
    required this.customerGroupName,
    this.value,
  });

  /// Create from JSON map
  factory CustomerGroup.fromJson(Map<String, dynamic> json) {
    return CustomerGroup(
      name: json['name'] as String,
      customerGroupName: json['customer_group_name'] as String,
      value: json['value'] as String?,
    );
  }

  /// Convert to JSON map
  Map<String, dynamic> toJson() {
    return {
      'name': name,
      'customer_group_name': customerGroupName,
      if (value != null) 'value': value,
    };
  }

  @override
  bool operator ==(Object other) {
    if (identical(this, other)) return true;

    return other is CustomerGroup &&
        other.name == name &&
        other.customerGroupName == customerGroupName &&
        other.value == value;
  }

  @override
  int get hashCode {
    return Object.hash(name, customerGroupName, value);
  }

  @override
  String toString() {
    return 'CustomerGroup(name: $name, customerGroupName: $customerGroupName, value: $value)';
  }
}