using DominionBase.Currencies;
using DominionBase.Enums;
using DominionBase.Players;
using DominionBase.Properties;
using System;
using System.Collections.Generic;
using System.Diagnostics.Contracts;
using System.Linq;

namespace DominionBase.Cards.Menagerie
{
	public class Scrap : Card
	{
		public Scrap()
			: base(Categories.Action, Source.Menagerie, Location.Kingdom, Traits.ConditionalBenefit | Traits.DeckReduction | Traits.Gainer | Traits.IncludesExtraPiles | Traits.PlusAction | Traits.PlusBuy | Traits.PlusCard | Traits.PlusCoin | Traits.RemoveCurses | Traits.Trasher | Traits.TrashForBenefit)
		{
			BaseCost = new Cost(3);
		}

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

			Horse.SetupSupply(game);
		}

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

			var choiceTrash = new Choice(Resource.ChooseACardToTrash, this, player.Hand, ChoiceOutcome.Trash, player);
			var resultTrash = player.MakeChoice(choiceTrash);

			if (resultTrash.Cards.Any())
			{
				var costCoins = Math.Min(6, player._Game.ComputeCost(resultTrash.Cards.First()).Coin.Value);
				player.Trash(this, player.RetrieveCardsFrom(DeckLocation.Hand, resultTrash.Cards));


				if (costCoins > 0)
				{
					var choice = new Choice($"Choose {costCoins}:", this, this,
						new List<string>() { "+1<nbsp/>Card", "+1<nbsp/>Action", "+1<nbsp/>Buy", "+<coin>1</coin>", Resource.GainSilver, Resource.GainHorse },
						player, minimum: costCoins, maximum: costCoins);
					var result = player.MakeChoice(choice);

					var benefit = new CardBenefit();
					if (result.Options.Contains("+1<nbsp/>Card"))
						benefit.Cards = 1;
					if (result.Options.Contains("+1<nbsp/>Action"))
						benefit.Actions = 1;
					if (result.Options.Contains("+1<nbsp/>Buy"))
						benefit.Buys += 1;
					if (result.Options.Contains("+<coin>1</coin>"))
						benefit.Currency += new Coin(1);
					if (benefit.Any)
						player.ReceiveBenefit(this, benefit);

					if (result.Options.Contains(Resource.GainSilver))
						player.Gain(player._Game.Table.Silver, this);
					if (result.Options.Contains(Resource.GainHorse))
						player.Gain((ISupply)player._Game.Table.SpecialPiles[TypeClass.Horse], this);
				}
			}
		}
	}
}