using System;
using System.Xml;

namespace IBBoard.WarFoundry.API.Objects
{
	/// <summary>
	/// Summary description for UnitEquipmentItem.
	/// </summary>
	public class UnitEquipmentItem : WarFoundryObject
	{
		private bool required, roundUp;
		private string mutexGroup;
		private UnitType unitType;

		/*public UnitEquipmentItem(XmlElement node, UnitType equipForType)
		{
			EquipmentForUnit = equipForType;
			ID = node.GetAttribute("id");
			IsRequired = bool.Parse(node.GetAttribute("required"));
			RoundNumberUp = "up".Equals(node.GetAttribute("roundDirection").ToLower());
			MutexGroup = node.GetAttribute("exclusivityGroup");
		}*/
		protected UnitEquipmentItem(UnitType equipForType)
		{
			EquipmentForUnit = equipForType;
		}

		public bool IsRequired
		{
			get { return required; }
			set { required = value; }
		}

		public bool RoundNumberUp
		{
			get { return roundUp; }
			set { roundUp = value; }
		}

		public string MutexGroup
		{
			get { return mutexGroup; }
			set { mutexGroup = (value == null ? "" : value.Trim()); }
		}

		public UnitType EquipmentForUnit
		{
			get { return unitType; }
			set 
			{ 
				if (value != null)
				{
					unitType = value;
				}
			}
		}

		public EquipmentItem EquipmentItem
		{
			get { return EquipmentForUnit == null ? null : EquipmentForUnit.Race.GetEquipmentItem(ID); }
		}

		public override string ToString()
		{
			return EquipmentItem.Name+ " ("+EquipmentItem.Cost+"pts each)";
		}

		public bool HasAlternatives()
		{
			if (MutexGroup=="")
			{
				return false;
			}
			else
			{
				//If the number of items in the MutEx group is greater than one then it must be this item plus another
				return EquipmentForUnit.GetEquipmentItemsByExclusionGroup(MutexGroup).Length > 1;
			}
		}
	}
}