using DominionBase.Currencies;
using DominionBase.Enums;
using DominionBase.Piles;
using DominionBase.Players;
using DominionBase.Properties;
using System.Diagnostics.Contracts;

namespace DominionBase.Cards.Menagerie
{
	public class Demand : Event
	{
		public Demand()
			: base(Source.Menagerie, 5, Traits.CardOrdering | Traits.Gainer | Traits.IncludesExtraPiles)
		{
		}

		public override void Finalize(IGame game)
		{
			Contract.Requires(game != null, "game cannot be null");
			base.Finalize(game);

			Horse.SetupSupply(game);
		}

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

			player.Gain((ISupply)player._Game.Table[TypeClass.Horse], this, DeckLocation.Deck, DeckPosition.Top);
			var supplies = new SupplyCollection(player._Game.Table.TableEntities.FindAll<ISupply>(
				s =>
					s.CanGain()
					&& s.CurrentCost <= new Coin(4)
				));
			var choiceGain = new Choice(Resource.GainUpTo4ToDeck, this, supplies, ChoiceOutcome.Gain, player, false);
			var resultGain = player.MakeChoice(choiceGain);
			if (resultGain.Supply != null)
				player.Gain(resultGain.Supply, this, DeckLocation.Deck, DeckPosition.Top);
		}
	}
}