/// A product stored after the user confirms a parsed receipt.
library;

class Product {
  const Product({
    required this.id,
    required this.name,
    required this.lastPrice,
    required this.timesSeen,
    required this.updatedAt,
    this.favourite = false,
    this.imagePath,
    this.supermarket,
    this.notes,
    this.category,
  });

  final int id;
  final String name;
  final double lastPrice;
  final int timesSeen;
  final DateTime updatedAt;
  final bool favourite;
  final String? imagePath;
  final String? supermarket;
  final String? notes;
  final String? category;

  factory Product.fromMap(Map<String, Object?> map) {
    return Product(
      id: map['id']! as int,
      name: map['name']! as String,
      lastPrice: (map['display_price'] as num? ?? map['last_price']! as num)
          .toDouble(),
      timesSeen: map['times_seen']! as int,
      updatedAt: DateTime.parse(map['updated_at']! as String),
      favourite: (map['favourite'] as int? ?? 0) == 1,
      imagePath: map['image_path'] as String?,
      supermarket: map['supermarket'] as String?,
      notes: map['notes'] as String?,
      category: map['category'] as String?,
    );
  }

  Product copyWith({
    String? name,
    double? lastPrice,
    int? timesSeen,
    DateTime? updatedAt,
    bool? favourite,
    String? imagePath,
    String? supermarket,
    String? notes,
    String? category,
    bool clearImage = false,
    bool clearSupermarket = false,
    bool clearNotes = false,
    bool clearCategory = false,
  }) {
    return Product(
      id: id,
      name: name ?? this.name,
      lastPrice: lastPrice ?? this.lastPrice,
      timesSeen: timesSeen ?? this.timesSeen,
      updatedAt: updatedAt ?? this.updatedAt,
      favourite: favourite ?? this.favourite,
      imagePath: clearImage ? null : (imagePath ?? this.imagePath),
      supermarket: clearSupermarket ? null : (supermarket ?? this.supermarket),
      notes: clearNotes ? null : (notes ?? this.notes),
      category: clearCategory ? null : (category ?? this.category),
    );
  }
}

enum ProductSort { name, preferred }