using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace Model
{
    public class Book : IEquatable<Book>
    {
        public string Id { get; set; }
        public string Title { get; set; }
        public List<string> Publishers { get; set; } = new List<string>();
        public DateTime PublishDate { get; set; }
        public string ISBN13 { get; set; }
        public List<string> Series { get; set; } = new List<string>();
        public int NbPages { get; set; }
        public string Format { get; set; }
        public Languages Language { get; set; }
        public List<Contributor> Contributors { get; set; }
        public string ImageSmall => $"https://covers.openlibrary.org/b/isbn/{ISBN13}-S.jpg";
        public string ImageMedium => $"https://covers.openlibrary.org/b/isbn/{ISBN13}-M.jpg";
        public string ImageLarge => $"https://covers.openlibrary.org/b/isbn/{ISBN13}-L.jpg";
        public List<Work> Works { get; set; } = new List<Work>();
        public List<Author> Authors { get; set; } = new List<Author>();
        public Status Status { get; set; }
        public List<string> UserTags { get; set; } = new List<string>();
        public float? UserRating { get; set; }
        public string UserNote { get; set; }

        public bool Equals(Book? 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 Book);
        }

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