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

namespace DominionBase.Cards.Nocturne
{
	public class Werewolf : Doom
	{
		public Werewolf()
			: base(Categories.Action | Categories.Night | Categories.Attack, Location.Kingdom, Traits.AffectOthers | Traits.ConditionalBenefit | Traits.NetCardDraw | Traits.PlusCard | Traits.Terminal)
		{
			BaseCost = new Cost(5);
		}

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

			if (player.Phase == PhaseEnum.Night)
			{
				var hexPile = (IHexSupply)player._Game.Table.SpecialPiles[TypeClass.Hexes];
				var hexTurnedOver = hexPile.TurnOverNext(player);

				var enumerator = player._Game.GetPlayersStartingWithEnumerator(player);
				enumerator.MoveNext();
				while (enumerator.MoveNext())
				{
					var attackee = enumerator.Current;
					// Skip if the attack is blocked (Moat, Lighthouse, etc.)
					if (IsAttackBlocked[attackee])
						continue;

					if (hexTurnedOver)
						((IHex)hexPile.TopDiscard).Receive(attackee);
				}
			}
			else
			{
				player.ReceiveBenefit(this, new CardBenefit { Cards = 3 });
			}
		}
	}
}