import 'package:p_tits_pas/models/parent_child_summary.dart';
import 'package:p_tits_pas/models/user.dart';

class ParentModel {
  final AppUser user;
  final int childrenCount;
  final List<ParentChildSummary> children;

  ParentModel({
    required this.user,
    this.childrenCount = 0,
    this.children = const [],
  });

  factory ParentModel.fromJson(Map<String, dynamic> json) {
    final userJson = Map<String, dynamic>.from(json['user'] ?? json);
    if (json['numero_dossier'] != null && userJson['numero_dossier'] == null) {
      userJson['numero_dossier'] = json['numero_dossier'];
    }
    final user = AppUser.fromJson(userJson);

    final children = <ParentChildSummary>[];
    final links = json['parentChildren'] as List?;
    if (links != null) {
      for (final link in links) {
        if (link is Map<String, dynamic> && link['child'] is Map<String, dynamic>) {
          children.add(
            ParentChildSummary.fromJson(link['child'] as Map<String, dynamic>),
          );
        }
      }
    }

    return ParentModel(
      user: user,
      childrenCount: children.isNotEmpty ? children.length : (links?.length ?? 0),
      children: children,
    );
  }
}