import 'package:cloud_firestore/cloud_firestore.dart';

class ProjectDocModel {
  final String id;
  final String label;
  final String url;
  final String type; // pdf | link
  final DateTime uploadedAt;

  ProjectDocModel({
    required this.id,
    required this.label,
    required this.url,
    required this.type,
    required this.uploadedAt,
  });

  factory ProjectDocModel.fromMap(String id, Map<String, dynamic> data) {
    return ProjectDocModel(
      id: id,
      label: data['label'] ?? '',
      url: data['url'] ?? '',
      type: data['type'] ?? 'link',
      uploadedAt: (data['uploadedAt'] is Timestamp) 
          ? (data['uploadedAt'] as Timestamp).toDate() 
          : DateTime.now(),
    );
  }

  Map<String, dynamic> toMap() {
    return {
      'label': label,
      'url': url,
      'type': type,
      'uploadedAt': Timestamp.fromDate(uploadedAt),
    };
  }
}