ModernUO/Projects/UOContent/Spells/Sixth/Mark.cs

using Server.Items;
using Server.Network;
using Server.Targeting;

namespace Server.Spells.Sixth
{
    public class MarkSpell : MagerySpell, ISpellTargetingItem
    {
        private static readonly SpellInfo m_Info = new SpellInfo(
            "Mark",
            "Kal Por Ylem",
            218,
            9002,
            Reagent.BlackPearl,
            Reagent.Bloodmoss,
            Reagent.MandrakeRoot
        );

        public MarkSpell(Mobile caster, Item scroll = null) : base(caster, scroll, m_Info)
        {
        }

        public override SpellCircle Circle => SpellCircle.Sixth;

        public void Target(Item item)
        {
            if (!(item is RecallRune rune))
            {
                Caster.NetState.SendMessageLocalized(
                    Caster.Serial,
                    Caster.Body,
                    MessageType.Regular,
                    0x3B2,
                    3,
                    501797,
                    Caster.Name
                ); // I cannot mark that object.
            }
            else if (!Caster.CanSee(rune))
            {
                Caster.SendLocalizedMessage(500237); // Target can not be seen.
            }
            else if (!SpellHelper.CheckTravel(Caster, TravelCheckType.Mark))
            {
            }
            else if (SpellHelper.CheckMulti(Caster.Location, Caster.Map, !Core.AOS))
            {
                Caster.SendLocalizedMessage(501942); // That location is blocked.
            }
            else if (!rune.IsChildOf(Caster.Backpack))
            {
                Caster.LocalOverheadMessage(
                    MessageType.Regular,
                    0x3B2,
                    1062422
                ); // You must have this rune in your backpack in order to mark it.
            }
            else if (CheckSequence())
            {
                rune.Mark(Caster);

                Caster.PlaySound(0x1FA);
                Effects.SendLocationEffect(Caster, 14201, 16);
            }

            FinishSequence();
        }

        public override void OnCast()
        {
            Caster.Target = new SpellTargetItem(this, TargetFlags.None, Core.ML ? 10 : 12);
        }

        public override bool CheckCast() => base.CheckCast() && SpellHelper.CheckTravel(Caster, TravelCheckType.Mark);
    }
}