AbstractFactory.cs

namespace Lab2.Patterns.AbstractFactory;

public interface IDevice
{
    string Brand { get; }
    string Model { get; }
    string Category { get; }
    string GetFullDescription();
}

public interface IDeviceFactory
{
    string BrandName { get; }
    Laptop CreateLaptop();
    Netbook CreateNetbook();
    EBook CreateEBook();
    Smartphone CreateSmartphone();
}

public abstract record Device(string Brand, string Model, string Category) : IDevice
{
    public string GetFullDescription() => $"{Brand} {Model} ({Category})";
}

public sealed record Laptop(string Brand, string Model) : Device(Brand, Model, nameof(Laptop));
public sealed record Netbook(string Brand, string Model) : Device(Brand, Model, nameof(Netbook));
public sealed record EBook(string Brand, string Model) : Device(Brand, Model, nameof(EBook));
public sealed record Smartphone(string Brand, string Model) : Device(Brand, Model, nameof(Smartphone));

public sealed class IProneFactory : IDeviceFactory
{
    public string BrandName => "IProne";
    public Laptop CreateLaptop() => new(BrandName, "IProne ProBook X");
    public Netbook CreateNetbook() => new(BrandName, "IProne Air Mini");
    public EBook CreateEBook() => new(BrandName, "IProne Read Lite");
    public Smartphone CreateSmartphone() => new(BrandName, "IProne 16 Ultra");
}

public sealed class KiaomiFactory : IDeviceFactory
{
    public string BrandName => "Kiaomi";
    public Laptop CreateLaptop() => new(BrandName, "Kiaomi MiNote Pro");
    public Netbook CreateNetbook() => new(BrandName, "Kiaomi Pocket 11");
    public EBook CreateEBook() => new(BrandName, "Kiaomi Reader Ink");
    public Smartphone CreateSmartphone() => new(BrandName, "Kiaomi RedFlag 15");
}

public sealed class BalaxyFactory : IDeviceFactory
{
    public string BrandName => "Balaxy";
    public Laptop CreateLaptop() => new(BrandName, "Balaxy Book Flex");
    public Netbook CreateNetbook() => new(BrandName, "Balaxy Note Go");
    public EBook CreateEBook() => new(BrandName, "Balaxy Pages");
    public Smartphone CreateSmartphone() => new(BrandName, "Balaxy S42");
}