class Recipe {
  final String? id;
  final String title;
  final String? description;
  final String? servings;
  final String? prepTime;
  final String? cookTime;
  final String? totalTime;
  final String? image;
  final List<String> images;
  final List<String> ingredients;
  final List<String> instructions;
  final String? sourceUrl;
  final String? shareToken;
  final String? createdAt;
  final String? updatedAt;

  Recipe({
    this.id,
    required this.title,
    this.description,
    this.servings,
    this.prepTime,
    this.cookTime,
    this.totalTime,
    this.image,
    List<String>? images,
    List<String>? ingredients,
    List<String>? instructions,
    this.sourceUrl,
    this.shareToken,
    this.createdAt,
    this.updatedAt,
  })  : images = images ?? [],
        ingredients = ingredients ?? [],
        instructions = instructions ?? [];

  factory Recipe.fromJson(Map<String, dynamic> json) {
    List<String> parseStringList(dynamic val) {
      if (val is List) {
        return val.map((e) => e.toString().trim()).where((s) => s.isNotEmpty).toList();
      }
      return [];
    }

    return Recipe(
      id: json['id']?.toString(),
      title: json['title']?.toString() ?? 'Untitled Recipe',
      description: json['description']?.toString(),
      servings: json['servings']?.toString(),
      prepTime: json['prepTime']?.toString(),
      cookTime: json['cookTime']?.toString(),
      totalTime: json['totalTime']?.toString(),
      image: json['image']?.toString(),
      images: parseStringList(json['images']),
      ingredients: parseStringList(json['ingredients']),
      instructions: parseStringList(json['instructions']),
      sourceUrl: json['sourceUrl']?.toString(),
      shareToken: json['shareToken']?.toString(),
      createdAt: json['createdAt']?.toString(),
      updatedAt: json['updatedAt']?.toString(),
    );
  }

  Map<String, dynamic> toJson() {
    return {
      if (id != null) 'id': id,
      'title': title,
      'description': description ?? '',
      'servings': servings ?? '',
      'prepTime': prepTime ?? '',
      'cookTime': cookTime ?? '',
      'totalTime': totalTime ?? '',
      'image': image ?? '',
      'images': images,
      'ingredients': ingredients,
      'instructions': instructions,
      'sourceUrl': sourceUrl ?? '',
    };
  }

  Recipe copyWith({
    String? id,
    String? title,
    String? description,
    String? servings,
    String? prepTime,
    String? cookTime,
    String? totalTime,
    String? image,
    List<String>? images,
    List<String>? ingredients,
    List<String>? instructions,
    String? sourceUrl,
    String? shareToken,
    String? createdAt,
    String? updatedAt,
  }) {
    return Recipe(
      id: id ?? this.id,
      title: title ?? this.title,
      description: description ?? this.description,
      servings: servings ?? this.servings,
      prepTime: prepTime ?? this.prepTime,
      cookTime: cookTime ?? this.cookTime,
      totalTime: totalTime ?? this.totalTime,
      image: image ?? this.image,
      images: images ?? this.images,
      ingredients: ingredients ?? this.ingredients,
      instructions: instructions ?? this.instructions,
      sourceUrl: sourceUrl ?? this.sourceUrl,
      shareToken: shareToken ?? this.shareToken,
      createdAt: createdAt ?? this.createdAt,
      updatedAt: updatedAt ?? this.updatedAt,
    );
  }
}