using System;
using Server.Mobiles;
using System.Collections.Generic;

namespace Server.Items
{
	public class AcidSlime : Item
	{
		private TimeSpan m_Duration;
		private int m_MinDamage;
		private int m_MaxDamage;
		private DateTime m_Created;
		private bool m_Drying;
		private Timer m_Timer;

		[Constructible]
		public AcidSlime() : this( TimeSpan.FromSeconds( 10.0 ), 5, 10 )
		{
		}

		public override string DefaultName => "slime";

		[Constructible]
		public AcidSlime( TimeSpan duration, int minDamage, int maxDamage )
			: base( 0x122A )
		{
			Hue = 0x3F;
			Movable = false;
			m_MinDamage = minDamage;
			m_MaxDamage = maxDamage;
			m_Created = DateTime.UtcNow;
			m_Duration = duration;
			m_Timer = Timer.DelayCall( TimeSpan.Zero, TimeSpan.FromSeconds( 1 ), new TimerCallback( OnTick ) );
		}

		public override void OnAfterDelete()
		{
			m_Timer?.Stop();
		}

		private void OnTick()
		{
			DateTime now = DateTime.UtcNow;
			TimeSpan age = now - m_Created;

			if ( age > m_Duration ) {
				Delete();
			} else {
				if ( !m_Drying && age > (m_Duration - age) )
				{
					m_Drying = true;
					ItemID = 0x122B;
				}

				List<Mobile> toDamage = new List<Mobile>();

				foreach( Mobile m in GetMobilesInRange( 0 ) )
				{
					if ( m.Alive && !m.IsDeadBondedPet && (!(m is BaseCreature bc) || bc.Controlled || bc.Summoned) )
					{
						toDamage.Add( m );
					}
				}

				for ( int i = 0; i < toDamage.Count; i++ )
					Damage( toDamage[i] );
			}
		}

		public override bool OnMoveOver( Mobile m )
		{
			Damage( m );
			return true;
		}

		public void Damage ( Mobile m )
		{
			int damage = Utility.RandomMinMax( m_MinDamage, m_MaxDamage );
			if ( Core.AOS )
				AOS.Damage( m, damage, 0, 0, 0, 100, 0 );
			else
				m.Damage( damage );
		}

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

		public override void Serialize( GenericWriter writer )
		{
		}

		public override void Deserialize( GenericReader reader )
		{
		}
	}
}