servuo/Scripts/Items/Resource/UnholyBone.cs

using Server.Mobiles;
using System;

namespace Server.Items
{
    public class UnholyBone : Item, ICarvable
    {
        private SpawnTimer m_Timer;
        [Constructable]
        public UnholyBone()
            : base(0xF7E)
        {
            Movable = false;
            Hue = 0x497;
            m_Timer = new SpawnTimer(this);
            m_Timer.Start();
        }

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

        public override string DefaultName => "unholy bone";
        public bool Carve(Mobile from, Item item)
        {
            Effects.PlaySound(GetWorldLocation(), Map, 0x48F);
            Effects.SendLocationEffect(GetWorldLocation(), Map, 0x3728, 10, 10, 0, 0);

            if (0.3 > Utility.RandomDouble())
            {
                from.SendLocalizedMessage(1114322); // You destroy the bone pile.

                Gold gold = new Gold(25, 100);

                gold.MoveToWorld(GetWorldLocation(), Map);

                Delete();
                m_Timer.Stop();
            }
            else
            {
                from.SendLocalizedMessage(1114323); // You damage the bone pile.
            }

            return true;
        }

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

            writer.Write(0); // version
        }

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

            int version = reader.ReadInt();

            m_Timer = new SpawnTimer(this);
            m_Timer.Start();
        }

        private class SpawnTimer : Timer
        {
            private readonly Item m_Item;
            public SpawnTimer(Item item)
                : base(TimeSpan.FromSeconds(Utility.RandomMinMax(5, 10)))
            {
                Priority = TimerPriority.TwoFiftyMS;

                m_Item = item;
            }

            protected override void OnTick()
            {
                if (m_Item.Deleted)
                    return;

                Mobile spawn;

                switch (Utility.Random(12))
                {
                    default:
                    case 0:
                        spawn = new Skeleton();
                        break;
                    case 1:
                        spawn = new Zombie();
                        break;
                    case 2:
                        spawn = new Wraith();
                        break;
                    case 3:
                        spawn = new Spectre();
                        break;
                    case 4:
                        spawn = new Ghoul();
                        break;
                    case 5:
                        spawn = new Mummy();
                        break;
                    case 6:
                        spawn = new Bogle();
                        break;
                    case 7:
                        spawn = new RottingCorpse();
                        break;
                    case 8:
                        spawn = new BoneKnight();
                        break;
                    case 9:
                        spawn = new SkeletalKnight();
                        break;
                    case 10:
                        spawn = new Lich();
                        break;
                    case 11:
                        spawn = new LichLord();
                        break;
                }

                spawn.MoveToWorld(m_Item.Location, m_Item.Map);

                m_Item.Delete();
            }
        }
    }
}