using Server.Targeting;

namespace Server.Spells.Seventh
{
  public class ManaVampireSpell : MagerySpell, ISpellTargetingMobile
  {
    private static SpellInfo m_Info = new SpellInfo(
      "Mana Vampire", "Ort Sanct",
      221,
      9032,
      Reagent.BlackPearl,
      Reagent.Bloodmoss,
      Reagent.MandrakeRoot,
      Reagent.SpidersSilk
    );

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

    public override SpellCircle Circle => SpellCircle.Seventh;

    public override void OnCast()
    {
      Caster.Target = new SpellTargetMobile(this, TargetFlags.Harmful, Core.ML ? 10 : 12);
    }

    public void Target(Mobile m)
    {
      if (m == null)
        return;

      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);

        m.Spell?.OnCasterHurt();

        m.Paralyzed = false;

        int toDrain = 0;

        if (Core.AOS)
        {
          toDrain = (int)(GetDamageSkill(Caster) - GetResistSkill(m));

          if (!m.Player)
            toDrain /= 2;

          if (toDrain < 0)
            toDrain = 0;
          else if (toDrain > m.Mana)
            toDrain = m.Mana;
        }
        else
        {
          if (CheckResisted(m))
            m.SendLocalizedMessage(501783); // You feel yourself resisting magical energy.
          else
            toDrain = m.Mana;
        }

        if (toDrain > Caster.ManaMax - Caster.Mana)
          toDrain = Caster.ManaMax - Caster.Mana;

        m.Mana -= toDrain;
        Caster.Mana += toDrain;

        if (Core.AOS)
        {
          m.FixedParticles(0x374A, 1, 15, 5054, 23, 7, EffectLayer.Head);
          m.PlaySound(0x1F9);

          Caster.FixedParticles(0x0000, 10, 5, 2054, EffectLayer.Head);
        }
        else
        {
          m.FixedParticles(0x374A, 10, 15, 5054, EffectLayer.Head);
          m.PlaySound(0x1F9);
        }

        HarmfulSpell(m);
      }

      FinishSequence();
    }

    public override double GetResistPercent(Mobile target)
    {
      return 98.0;
    }
  }
}