using AudibleApi;
using AudibleApi.Common;
using DataLayer;
using FileLiberator;
using System;
using System.Threading.Tasks;

namespace LibationUiBase.SeriesView
{
	internal class WishlistButton : SeriesButton
	{
		private bool instanceEnabled = true;

		private bool inWishList;

		public override bool HasButtonAction => !InLibrary;
		public override string DisplayText
			=> InLibrary ? "Already\r\nOwned"
			: InWishList ? "Remove\r\nFrom\r\nWishlist"
			: "Add to\r\nWishlist";

		public override bool Enabled
		{
			get => instanceEnabled;
			protected set => RaiseAndSetIfChanged(ref instanceEnabled, value);
		}

		private bool InWishList
		{
			get => inWishList;
			set
			{
				if (inWishList != value)
				{
					inWishList = value;
					RaisePropertyChanged(nameof(InWishList));
					RaisePropertyChanged(nameof(DisplayText));
				}
			}
		}

		internal WishlistButton(Item item, bool inLibrary, bool inWishList) : base(item, inLibrary)
		{
			this.inWishList = inWishList;
		}

		public override async Task PerformClickAsync(LibraryBook accountBook)
		{
			if (!Enabled || !HasButtonAction) return;

			Enabled = false;

			try
			{
				Api api = await accountBook.GetApiAsync();

				if (InWishList)
				{
					await api.DeleteFromWishListAsync(Item.Asin);
					InWishList = false;
				}
				else
				{
					await api.AddToWishListAsync(Item.Asin);
					InWishList = true;
				}
			}
			catch (Exception ex)
			{
				var addRemove = InWishList ? "remove" : "add";
				var toFrom = InWishList ? "from" : "to";

				Serilog.Log.Logger.Error(ex, $"Failed to {addRemove} {{book}} {toFrom} wish list", new { Item.ProductId, Item.TitleWithSubtitle });
			}
			finally { Enabled = true; }
		}

		public override int CompareTo(object ob)
		{
			if (ob is not WishlistButton other) return -1;

			int libcmp = other.InLibrary.CompareTo(InLibrary);
			return (libcmp == 0) ? other.InWishList.CompareTo(InWishList) : libcmp;
		}
	}
}