ModernUO/Scripts/Spells/Fourth/Lightning.cs

using Server.Targeting;

namespace Server.Spells.Fourth
{
  public class LightningSpell : MagerySpell
  {
    private static SpellInfo m_Info = new SpellInfo(
      "Lightning", "Por Ort Grav",
      239,
      9021,
      Reagent.MandrakeRoot,
      Reagent.SulfurousAsh
    );

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

    public override SpellCircle Circle => SpellCircle.Fourth;

    public override bool DelayedDamage => false;

    public override void OnCast()
    {
      Caster.Target = new InternalTarget(this);
    }

    public void Target(Mobile m)
    {
      if (!Caster.CanSee(m))
      {
        Caster.SendLocalizedMessage(500237); // Target can not be seen.
      }
      else if (CheckHSequence(m))
      {
        SpellHelper.Turn(Caster, m);

        SpellHelper.CheckReflect((int)Circle, Caster, ref m);

        double damage;

        if (Core.AOS)
        {
          damage = GetNewAosDamage(23, 1, 4, m);
        }
        else
        {
          damage = Utility.Random(12, 9);

          if (CheckResisted(m))
          {
            damage *= 0.75;

            m.SendLocalizedMessage(501783); // You feel yourself resisting magical energy.
          }

          damage *= GetDamageScalar(m);
        }

        m.BoltEffect(0);

        SpellHelper.Damage(this, m, damage, 0, 0, 0, 0, 100);
      }

      FinishSequence();
    }

    private class InternalTarget : Target
    {
      private LightningSpell m_Owner;

      public InternalTarget(LightningSpell owner) : base(Core.ML ? 10 : 12, false, TargetFlags.Harmful)
      {
        m_Owner = owner;
      }

      protected override void OnTarget(Mobile from, object o)
      {
        if (o is Mobile)
          m_Owner.Target((Mobile)o);
      }

      protected override void OnTargetFinish(Mobile from)
      {
        m_Owner.FinishSequence();
      }
    }
  }
}