using LibraryDataModels.AbstractModels;
using LibraryDataModels.Views;
using System;
using System.Collections.Generic;
using System.ComponentModel.DataAnnotations;
using System.ComponentModel.DataAnnotations.Schema;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace LibraryDatabase.Models
{
	[Table("books")]
	public class Book : IBook
	{
		[Column("book_id")]
		public int Id { get; private set; }
		[Required]
		[Column("book_name")]
		public string Name { get; private set; } = string.Empty;
		[Required]
		[Column("book_cover")]
		public string BookCover { get; private set; } = string.Empty;
		[Required]
		[Column("book_author_name")]
		public string Author { get; private set; } = string.Empty;
		[Required]
		[Column("book_release_date")]
		public string ReleaseDate { get; private set; } = string.Empty;
		public Book() {}
		public Book(IBook book)
		{
			Id = book.Id;
			Name = book.Name;
			BookCover = book.BookCover;
			Author = book.Author;
			ReleaseDate = book.ReleaseDate;
		}
		public static Book Create(IBook book)
		{
			if (book == null)
				throw new ArgumentNullException("Cannot create book because model is null");
			return new Book(book);
		}
		public void Update(IBook book)
		{
			if (string.IsNullOrWhiteSpace(book?.Name) ||
				string.IsNullOrWhiteSpace(book?.BookCover) ||
				string.IsNullOrWhiteSpace(book?.Author) ||
				string.IsNullOrWhiteSpace(book?.ReleaseDate))
			{
				throw new ArgumentNullException("Cannot update book because model is null");
			}
			Name = book.Name;
			BookCover = book.BookCover;
			Author = book.Author;
			ReleaseDate = book.ReleaseDate;
		}
		public BookView GetView => new BookView(this);
	}
}