using DominionBase.Piles;
using DominionBase.Players;
using DominionBase.Properties;
using System.Diagnostics.Contracts;
using System.Globalization;

namespace DominionBase.Cards.Menagerie
{
	public class Exile : CardMat
	{
		private IPlayer Owner;

		public Exile()
			: base(Visibility.All, VisibilityTo.All, new Sorting.ByTypeName(Sorting.SortDirection.Descending), false)
		{
			Name = "Exile";
			IsObtainable = true;
		}

		public override void Init(IPlayer player)
		{
			Contract.Requires(player != null, "player cannot be null");
			base.Init(player);

			Owner = player;
			Owner.CardGained += Player_CardGained;
		}

		public override void TearDown(IGame game)
		{
			Owner.CardGained -= Player_CardGained;

			base.TearDown(game);
		}

		private void Player_CardGained(object sender, Players.CardGainEventArgs e)
		{
			// It's not available to trigger any more
			if (e.Cancelled)
				return;

			var player = sender as IPlayer;
			var key = TypeClass.Exile.ToString();

			//var matchingInExile = FindAll(c => c != e.Card && c.Name == e.Card.Name).Count;
			var matchingInExile = FindAll(c => c.Name == e.Card.Name).Count;
			// This is not the card you are looking for
			if (e.Resolvers.ContainsKey(key) || e.HandledBy.Contains(this) || matchingInExile == 0)
				return;

			e.Resolvers[key] = new CardGainResolver(player, this, "DiscardFromExile", 
				Resource.DiscardFromExile.Replace("{count}", matchingInExile.ToString(CultureInfo.CurrentCulture)), 
				(IPlayer playerAction, ref Players.CardGainEventArgs eAction) =>
				{
					var gainCardName = eAction.Card.Name;
					player.Discard(DeckLocation.PlayerMat, Type, c => c.Name == gainCardName);
				}, 
				false);
		}
	}
}