using DominionBase.Enums;
using DominionBase.Properties;
using System.Diagnostics.Contracts;

namespace DominionBase.Cards.Renaissance
{
	public class Spices : Card
	{
		public Spices()
			: base(Categories.Treasure, Source.Renaissance, Location.Kingdom, Traits.Component | Traits.PlusBuy | Traits.PlusCoffer | Traits.PlusCoin | Traits.ReactToGain)
		{
			BaseCost = new Cost(5);
			Benefit.Currency.Coin.Value = 2;
			Benefit.Buys = 1;
		}

		protected override bool AllowUndo => true;

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

			foreach (var player in game.Players)
				player.CardGained += Player_CardGained;
		}

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

			foreach (var player in game.Players)
				player.CardGained -= Player_CardGained;
		}

		private void Player_CardGained(object sender, Players.CardGainEventArgs e)
		{
			var player = sender as IPlayer;
			var key = Type.ToString();

			// This is not the card you are looking for
			if (e.Card != this || e.Resolvers.ContainsKey(key) || e.HandledBy.Contains(this))
				return;

			e.Resolvers[key] = new Players.CardGainResolver(player, this, "GainCoffers", Resource.Gain2Coffers, Player_GainSpices, true);
		}

		internal void Player_GainSpices(IPlayer player, ref Players.CardGainEventArgs e)
		{
			player.ReceiveBenefit(this, new CardBenefit { Coffers = 2 });

			e.HandledBy.Add(this);
		}
	}
}