using System;
using System.Collections;
using Server.Targeting;
using Server.Network;
using Server.Mobiles;
using Server.Items;

namespace Server.Spells.Custom
{
	public class TrialByFireSpell : ClericSpell
	{
		private static SpellInfo m_Info = new SpellInfo(
				"Trial by Fire", "Temptatio Exsuscito",
				SpellCircle.Third,
				212,
				9041
			);

		public override int RequiredTithing{ get{ return 25; } }
		public override double RequiredSkill{ get{ return 45.0; } }

		public static void Initialize()
		{
			PlayerEvent.HitByWeapon += new PlayerEvent.OnWeaponHit( InternalCallback );
		}

		public TrialByFireSpell( Mobile caster, Item scroll ) : base( caster, scroll, m_Info )
		{
		}

		public override bool CheckCast()
		{
			if ( !base.CheckCast() )
				return false;

			if ( !Caster.CanBeginAction( typeof(TrialByFireSpell) ))
			{
				Caster.SendLocalizedMessage( 501775 ); // This spell is already in effect
				return false;
			}

			return true;
		}

		public override void OnCast()
		{
			if ( CheckSequence() )
			{
				Caster.SendMessage( "Your body is covered by holy flames." );
				Caster.BeginAction( typeof( TrialByFireSpell ) );

				Caster.FixedParticles( 0x3709, 10, 30, 5052, 0x480, 0, EffectLayer.LeftFoot );
				Caster.PlaySound( 0x208 );

				DateTime Expire = DateTime.Now + TimeSpan.FromMinutes( Caster.Skills[SkillName.Magery].Value / 10.0 );
				new InternalTimer( Caster, Expire ).Start();

			}
			FinishSequence();
		}

		private static void InternalCallback( Mobile attacker, Mobile defender, int damage, WeaponAbility a )
		{
			if ( !defender.CanBeginAction( typeof( TrialByFireSpell ) ) && Utility.RandomBool() )
			{
				defender.DoHarmful( attacker );

				double scale = 1.0;

				scale += defender.Skills[SkillName.Inscribe].Value * 0.001;

				if ( defender.Player )
				{
					scale += defender.Int * 0.001;
					scale += AosAttributes.GetValue( defender, AosAttribute.SpellDamage ) * 0.01;
				}

				int baseDamage = 6 + (int)(defender.Skills[SkillName.EvalInt].Value / 5.0);

				double firedmg = Utility.RandomMinMax( baseDamage, baseDamage + 3 );

				firedmg *= scale;

				SpellHelper.Damage( TimeSpan.Zero, attacker, defender, firedmg, 0, 100, 0, 0, 0 );

				attacker.FixedParticles( 0x3709, 10, 30, 5052, 0x480, 0, EffectLayer.LeftFoot );
				attacker.PlaySound( 0x208 );
			}
		}

		private class InternalTimer : Timer
		{
			private Mobile Source;
			private DateTime Expire;

			public InternalTimer( Mobile from, DateTime end ) : base( TimeSpan.Zero, TimeSpan.FromSeconds( 0.1 ) )
			{
				Source = from;
				Expire = end;
			}

			protected override void OnTick()
			{
				if ( DateTime.Now >= Expire || !Source.CheckAlive() )
				{
					Source.EndAction( typeof( TrialByFireSpell ) );
					Stop();
					Source.SendMessage( "The holy fire around you fades." );
				}
			}
		}	
	}
}