using System;
using Server.Gumps;
using Server.Network;
using Server.Items;
using Server.Misc;
using Server.Mobiles;

namespace Server.Engines.Craft
{
	public class CraftGumpItem : Gump
	{
		private Mobile m_From;
		private CraftSystem m_CraftSystem;
		private CraftItem m_CraftItem;
		private BaseTool m_Tool;

		private const int LabelHue = 0x480; // 0x384
		private const int RedLabelHue = 0x20;

		private const int LabelColor = 0x7FFF;
		private const int RedLabelColor = 0x6400;

		private const int GreyLabelColor = 0x3DEF;

		private int m_OtherCount;

		public CraftGumpItem( Mobile from, CraftSystem craftSystem, CraftItem craftItem, BaseTool tool ) : base( 40, 40 )
		{
			m_From = from;
			m_CraftSystem = craftSystem;
			m_CraftItem = craftItem;
			m_Tool = tool;

			from.CloseGump( typeof( CraftGump ) );
			from.CloseGump( typeof( CraftGumpItem ) );

			AddPage( 0 );
			AddBackground( 0, 0, 530, 417, 5054 );
			AddImageTiled( 10, 10, 510, 22, 2624 );
			AddImageTiled( 10, 37, 150, 148, 2624 );
			AddImageTiled( 165, 37, 355, 90, 2624 );
			AddImageTiled( 10, 190, 155, 22, 2624 );
			AddImageTiled( 10, 217, 150, 53, 2624 );
			AddImageTiled( 165, 132, 355, 80, 2624 );
			AddImageTiled( 10, 275, 155, 22, 2624 );
			AddImageTiled( 10, 302, 150, 53, 2624 );
			AddImageTiled( 165, 217, 355, 80, 2624 );
			AddImageTiled( 10, 360, 155, 22, 2624 );
			AddImageTiled( 165, 302, 355, 80, 2624 );
			AddImageTiled( 10, 387, 510, 22, 2624 );
			AddAlphaRegion( 10, 10, 510, 399 );

			AddHtmlLocalized( 170, 40, 150, 20, 1044053, LabelColor, false, false ); // ITEM
			AddHtmlLocalized( 10, 192, 150, 22, 1044054, LabelColor, false, false ); // <CENTER>SKILLS</CENTER>
			AddHtmlLocalized( 10, 277, 150, 22, 1044055, LabelColor, false, false ); // <CENTER>MATERIALS</CENTER>
			AddHtmlLocalized( 10, 362, 150, 22, 1044056, LabelColor, false, false ); // <CENTER>OTHER</CENTER>

			if ( craftSystem.GumpTitleNumber > 0 )
				AddHtmlLocalized( 10, 12, 510, 20, craftSystem.GumpTitleNumber, LabelColor, false, false );
			else
				AddHtml( 10, 12, 510, 20, craftSystem.GumpTitleString, false, false );

			AddButton( 15, 387, 4014, 4016, 0, GumpButtonType.Reply, 0 );
			AddHtmlLocalized( 50, 390, 150, 18, 1044150, LabelColor, false, false ); // BACK

			AddButton( 270, 387, 4005, 4007, 1, GumpButtonType.Reply, 0 );
			AddHtmlLocalized( 305, 390, 150, 18, 1044151, LabelColor, false, false ); // MAKE NOW

			if ( craftItem.NameNumber > 0 )
				AddHtmlLocalized( 330, 40, 180, 18, craftItem.NameNumber, LabelColor, false, false );
			else
				AddLabel( 330, 40, LabelHue, craftItem.NameString );

			if ( craftItem.UseAllRes )
				AddHtmlLocalized( 170, 302 + (m_OtherCount++ * 20), 310, 18, 1048176, LabelColor, false, false ); // Makes as many as possible at once

			DrawItem();
			DrawSkill();
			DrawResource();
		}

		private bool m_ShowExceptionalChance;

		public void DrawItem()
		{
			Type type = m_CraftItem.ItemType;

			AddItem( 20, 50, CraftItem.ItemIDOf( type ) );

			if ( m_CraftItem.IsMarkable( type ) )
			{
				AddHtmlLocalized( 170, 302 + (m_OtherCount++ * 20), 310, 18, 1044059, LabelColor, false, false ); // This item may hold its maker's mark
				m_ShowExceptionalChance = true;
			}
		}

		public void DrawSkill()
		{
			for ( int i = 0; i < m_CraftItem.Skills.Count; i++ )
			{
				CraftSkill skill = m_CraftItem.Skills.GetAt( i );
				double minSkill = skill.MinSkill, maxSkill = skill.MaxSkill;

				if ( minSkill < 0 )
					minSkill = 0;

				AddLabel( 170, 132 + (i * 20), LabelHue, SkillCheck.TradeName( skill.SkillToMake ) );
				AddLabel( 430, 132 + (i * 20), LabelHue, String.Format( "{0:F1}", minSkill ) );
			}

			CraftSubResCol res = ( m_CraftSystem.CraftSubRes );
			int resIndex = -1;

			CraftContext context = m_CraftSystem.GetContext( m_From );

			if ( context != null )
				resIndex = ( context.LastResourceIndex );

			bool allRequiredSkills = true;
			double chance = m_CraftItem.GetSuccessChance( m_From, resIndex > -1 ? res.GetAt( resIndex ).ItemType : null, m_CraftSystem, ref allRequiredSkills );
			double excepChance = m_CraftItem.GetExceptionalChance( m_CraftSystem, chance, m_From );

			if ( chance < 0.0 )
				chance = 0.0;
			else if ( chance > 1.0 )
				chance = 1.0;

			AddHtmlLocalized( 170, 80, 250, 18, 1044057, LabelColor, false, false ); // Success Chance:
			AddLabel( 430, 80, LabelHue, String.Format( "{0:F1}%", chance * 100 ) );

			if ( m_ShowExceptionalChance )
			{
				if( excepChance < 0.0 )
					excepChance = 0.0;
				else if( excepChance > 1.0 )
					excepChance = 1.0;

				AddHtmlLocalized( 170, 100, 250, 18, 1044058, 32767, false, false ); // Exceptional Chance:
				AddLabel( 430, 100, LabelHue, String.Format( "{0:F1}%", excepChance * 100 ) );
			}
		}

		private static Type typeofBlankScroll = typeof( BlankScroll );
		private static Type typeofSpellScroll = typeof( SpellScroll );

		public void DrawResource()
		{
			bool retainedColor = false;

			CraftContext context = m_CraftSystem.GetContext( m_From );

			CraftSubResCol res = ( m_CraftSystem.CraftSubRes );
			int resIndex = -1;

			if ( context != null )
				resIndex = ( context.LastResourceIndex );

			bool cropScroll = ( m_CraftItem.Resources.Count > 1 )
				&& m_CraftItem.Resources.GetAt( m_CraftItem.Resources.Count - 1 ).ItemType == typeofBlankScroll
				&& typeofSpellScroll.IsAssignableFrom( m_CraftItem.ItemType );

			for ( int i = 0; i < m_CraftItem.Resources.Count - (cropScroll ? 1 : 0) && i < 4; i++ )
			{
				Type type;
				string nameString;
				int nameNumber;

				CraftRes craftResource = m_CraftItem.Resources.GetAt( i );

				type = craftResource.ItemType;
				nameString = craftResource.NameString;
				nameNumber = craftResource.NameNumber;
				
				// Resource Mutation
				if ( type == res.ResType && resIndex > -1 )
				{
					CraftSubRes subResource = res.GetAt( resIndex );

					type = subResource.ItemType;

					nameString = subResource.NameString;
					nameNumber = subResource.GenericNameNumber;

					if ( nameNumber <= 0 )
						nameNumber = subResource.NameNumber;
				}
				// ******************

				if ( !retainedColor && m_CraftItem.RetainsColorFrom( m_CraftSystem, type ) )
				{
					retainedColor = true;
					AddHtmlLocalized( 170, 302 + (m_OtherCount++ * 20), 310, 18, 1044152, LabelColor, false, false ); // * The item retains the color of this material
					AddLabel( 500, 219 + (i * 20), LabelHue, "*" );
				}

				if ( nameNumber > 0 )
					AddHtmlLocalized( 170, 219 + (i * 20), 310, 18, nameNumber, LabelColor, false, false );
				else
					AddLabel( 170, 219 + (i * 20), LabelHue, nameString );

				AddLabel( 430, 219 + (i * 20), LabelHue, craftResource.Amount.ToString() );
			}

			if ( cropScroll )
				AddHtmlLocalized( 170, 302 + (m_OtherCount++ * 20), 360, 18, 1044379, LabelColor, false, false ); // Inscribing scrolls also requires a blank scroll and mana.
		}

		public override void OnResponse( NetState sender, RelayInfo info )
		{
			// Back Button
			if ( info.ButtonID == 0 )
			{
				CraftGump craftGump = new CraftGump( m_From, m_CraftSystem, m_Tool, null );
				m_From.SendGump( craftGump );
			}
			else // Make Button
			{
				int num = m_CraftSystem.CanCraft( m_From, m_Tool, m_CraftItem.ItemType );

				if ( num > 0 )
				{
					m_From.SendGump( new CraftGump( m_From, m_CraftSystem, m_Tool, num ) );
				}
				else
				{
					Type type = null;

					CraftContext context = m_CraftSystem.GetContext( m_From );

					if ( context != null )
					{
						CraftSubResCol res = ( m_CraftSystem.CraftSubRes );
						int resIndex = ( context.LastResourceIndex );

						if ( resIndex > -1 )
							type = res.GetAt( resIndex ).ItemType;
					}

					m_CraftSystem.CreateItem( m_From, m_CraftItem.ItemType, type, m_Tool, m_CraftItem );
				}
			}
		}
	}
}