LivreLand/Model/Author.cs

namespace Model
{
    public class Author : IEquatable<Author>
    {
        public string Id { get; set; }
        public string Name { get; set; }
        public string ImageSmall => $"https://covers.openlibrary.org/a/olid/{Id.Substring(Id.LastIndexOf("/"))}-S.jpg";
        public string ImageMedium => $"https://covers.openlibrary.org/a/olid/{Id.Substring(Id.LastIndexOf("/"))}-M.jpg";
        public string ImageLarge => $"https://covers.openlibrary.org/a/olid/{Id.Substring(Id.LastIndexOf("/"))}-L.jpg";
        public string Bio { get; set; }
        public List<string> AlternateNames { get; set; } = new List<string>();
        public List<Link> Links { get; set; }
        public DateTime? BirthDate { get; set; }
        public DateTime? DeathDate { get; set; }

        public bool Equals(Author? other)
            => Id == other.Id;

        public override bool Equals(object? obj)
        {
            if (ReferenceEquals(obj, null)) return false;
            if (ReferenceEquals(this, obj)) return true;
            if (GetType() != obj.GetType()) return false;
            return Equals(obj as Author);
        }

        public override int GetHashCode()
            => Id.GetHashCode();
    }
}