Prototype.cs

namespace Lab2.Patterns.Prototype;

public sealed class Virus : ICloneable
{
    public Virus(string name, string species, double weight, int age, IReadOnlyList<Virus>? children = null)
    {
        Name = name;
        Species = species;
        Weight = weight;
        Age = age;
        Children = children?.ToList() ?? [];
    }

    public string Name { get; }
    public string Species { get; }
    public double Weight { get; }
    public int Age { get; }
    public List<Virus> Children { get; }

    public object Clone()
    {
        var clonedChildren = Children.Select(child => (Virus)child.Clone()).ToList();
        return new Virus(Name, Species, Weight, Age, clonedChildren);
    }

    public string ToTreeString(string indent = "")
    {
        var lines = new List<string>
        {
            $"{indent}- {Name} | вид: {Species}, вага: {Weight:F1}, вік: {Age}"
        };

        foreach (var child in Children)
        {
            lines.Add(child.ToTreeString($"{indent}  "));
        }

        return string.Join(Environment.NewLine, lines);
    }
}

public static class VirusSamples
{
    public static Virus CreateFamily()
    {
        var grandChildOne = new Virus("Neo.A1", "Mutant", 0.3, 1);
        var grandChildTwo = new Virus("Neo.A2", "Mutant", 0.4, 1);
        var grandChildThree = new Virus("Neo.B1", "Hybrid", 0.5, 1);

        var childOne = new Virus("Alpha", "Mutant", 0.8, 2, [grandChildOne, grandChildTwo]);
        var childTwo = new Virus("Beta", "Hybrid", 0.9, 2, [grandChildThree]);

        return new Virus("Omega", "Prime", 1.4, 4, [childOne, childTwo]);
    }
}