using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Text;

namespace DominionBase.Players.AI.Bots
{
    [DebuggerDisplay("{DebuggerDisplay,nq}")]
    public class BotRule
	{
		public Type Buyable { get; set; }
        public BotRuleConditionCollection Conditions { get; set; }

		public BotRule()
		{
			Conditions = new BotRuleConditionCollection();
		}

	    public bool BuyAllowed(IGame game, IPlayer player, List<IBuyable> buyables)
	    {
	        return buyables.Any(b => b.TopCard.Type == Buyable) && Conditions.All(c => c.Evaluate(player) as bool? == true);
	    }

	    internal bool WantsToBuyOrGainNow(IPlayer player)
	    {
            //if (owner.getPossessor() != null)
            //    return wantsToBuyOrGainNow(owner.getPossessor());
            return (from condition in Conditions let result = condition.Evaluate(player) select condition).All(condition => !condition.IsTrue);
	    }

        public override string ToString()
	    {
	        string ret = $"{Buyable.Name}";
	        if (Conditions.Any())
	            ret = $"{ret} -- {Conditions}";
            return ret;
	    }

	    public string DebuggerDisplay => $"{{{ToString()}}}";
    }
}