using System;
using Server.Items;
using Server.Targeting;

namespace Server.Items
{
	public class Wool : Item, IDyable
	{
		[Constructable]
		public Wool() : this( 1 )
		{
		}

		[Constructable]
		public Wool( int amount ) : base( 0xDF8 )
		{
			Stackable = true;
			Weight = 4.0;
			Amount = amount;
		}

		public Wool( Serial serial ) : base( serial )
		{
		}

		public override void Serialize( GenericWriter writer )
		{
			base.Serialize( writer );

			writer.Write( (int) 0 ); // version
		}

		public override void Deserialize( GenericReader reader )
		{
			base.Deserialize( reader );

			int version = reader.ReadInt();
		}
		public bool Dye( Mobile from, DyeTub sender )
		{
			if ( Deleted )
				return false;

			Hue = sender.DyedHue;

			return true;
		}

		public override void OnDoubleClick( Mobile from )
		{
			if ( IsChildOf( from.Backpack ) )
			{
				from.SendLocalizedMessage( 502655 ); // What spinning wheel do you wish to spin this on?
				from.Target = new PickWheelTarget( this );
			}
			else
			{
				from.SendLocalizedMessage( 1042001 ); // That must be in your pack for you to use it.
			}
		}

		public static void OnSpun( ISpinningWheel wheel, Mobile from, int hue )
		{
			Item item = new DarkYarn( 3 );
			item.Hue = hue;

			from.AddToBackpack( item );
			from.SendLocalizedMessage( 1010576 ); // You put the balls of yarn in your backpack.
		}

		private class PickWheelTarget : Target
		{
			private Wool m_Wool;

			public PickWheelTarget( Wool wool ) : base( 3, false, TargetFlags.None )
			{
				m_Wool = wool;
			}

            protected override void OnTarget( Mobile from, object targeted )
			{
				if ( m_Wool.Deleted )
					return;

				ISpinningWheel wheel = targeted as ISpinningWheel;

				if ( wheel == null && targeted is AddonComponent )
					wheel = ((AddonComponent)targeted).Addon as ISpinningWheel;

				if ( wheel is Item )
				{
					Item item = (Item)wheel;

					if ( !m_Wool.IsChildOf( from.Backpack ) )
					{
						from.SendLocalizedMessage( 1042001 ); // That must be in your pack for you to use it.
					}
					else if ( wheel.Spinning )
					{
						from.SendLocalizedMessage( 502656 ); // That spinning wheel is being used.
					}
					else
					{
						// 1. Capture the total stack amount and its hue
						int amount = m_Wool.Amount;
						int hue = m_Wool.Hue;

						// 2. Destroy the entire pile of wool at once
						m_Wool.Delete();

						// 3. Start the spin cycle and use a lambda for the multiplied yield
						wheel.BeginSpin( ( w, m, h ) =>
						{
							// 1 wool = 3 balls of yarn. Calculate total yield.
							int totalYarn = 3 * amount;

							// 4. Safely loop the creation to prevent going over the 60,000 item limit
							while ( totalYarn > 0 )
							{
								int yarnToGive = Math.Min( totalYarn, 60000 );
								
								// In RunUO, "DarkYarn" is the core class used for all balls of yarn
								Item yarn = new DarkYarn( yarnToGive ); 
								yarn.Hue = h;
								m.AddToBackpack( yarn );

								totalYarn -= yarnToGive;
							}

							m.SendLocalizedMessage( 1010576 ); // You put the balls of yarn in your backpack.
						}, from, hue );
					}
				}
				else
				{
					from.SendLocalizedMessage( 502658 ); // Use that on a spinning wheel.
				}
			}
		}
	}
	public class TaintedWool : Wool
	{
		[Constructable]
		public TaintedWool() : this( 1 )
		{
		}
		
		[Constructable]
		public TaintedWool( int amount ) : base( 0x101F )
		{
			Stackable = true;
			Weight = 4.0;
			Amount = amount;
		}

		public TaintedWool( Serial serial ) : base( serial )
		{
		}

		public override void Serialize( GenericWriter writer )
		{
			base.Serialize( writer );

			writer.Write( (int) 0 ); // version
		}

		public override void Deserialize( GenericReader reader )
		{
			base.Deserialize( reader );

			int version = reader.ReadInt();
		}
		
		new public static void OnSpun( ISpinningWheel wheel, Mobile from, int hue )
		{
			Item item = new DarkYarn( 1 );
			item.Hue = hue;

			from.AddToBackpack( item );
			from.SendLocalizedMessage( 1010574 ); // You put a ball of yarn in your backpack.
		}
	}
}