145 lines
4.3 KiB
C#
145 lines
4.3 KiB
C#
using System;
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using System.Collections.Generic;
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using Server.Targeting;
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namespace Server.Spells.Necromancy
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{
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public class CorpseSkinSpell : NecromancerSpell, ISpellTargetingMobile
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{
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private static readonly SpellInfo _info = new(
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"Corpse Skin",
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"In Agle Corp Ylem",
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203,
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9051,
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Reagent.BatWing,
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Reagent.GraveDust
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);
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private static readonly Dictionary<Mobile, ExpireTimer> _table = new();
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public CorpseSkinSpell(Mobile caster, Item scroll = null) : base(caster, scroll, _info)
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{
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}
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public override TimeSpan CastDelayBase => TimeSpan.FromSeconds(1.5);
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public override double RequiredSkill => 20.0;
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public override int RequiredMana => 11;
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public void Target(Mobile m)
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{
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if (m == null)
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{
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return;
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}
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if (CheckHSequence(m))
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{
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SpellHelper.Turn(Caster, m);
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/* Transmogrifies the flesh of the target creature or player to resemble rotted corpse flesh,
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* making them more vulnerable to Fire and Poison damage,
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* but increasing their resistance to Physical and Cold damage.
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*
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* The effect lasts for ((Spirit Speak skill level - target's Resist Magic skill level) / 25 ) + 40 seconds.
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*
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* NOTE: Algorithm above is fixed point, should be:
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* ((ss-mr)/2.5) + 40
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*
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* NOTE: Resistance is not checked if targeting yourself
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*/
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if (_table.TryGetValue(m, out var timer))
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{
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timer.DoExpire();
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}
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else
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{
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m.SendLocalizedMessage(1061689); // Your skin turns dry and corpselike.
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}
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m.Spell?.OnCasterHurt();
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m.FixedParticles(0x373A, 1, 15, 9913, 67, 7, EffectLayer.Head);
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m.PlaySound(0x1BB);
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var ss = GetDamageSkill(Caster);
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var mr = Caster == m ? 0.0 : GetResistSkill(m);
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m.CheckSkill(SkillName.MagicResist, 0.0, 120.0); // Skill check for gain
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var duration = TimeSpan.FromSeconds((ss - mr) / 2.5 + 40.0);
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ResistanceMod[] mods =
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{
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new(ResistanceType.Fire, -15),
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new(ResistanceType.Poison, -15),
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new(ResistanceType.Cold, +10),
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new(ResistanceType.Physical, +10)
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};
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timer = new ExpireTimer(m, mods, duration);
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timer.Start();
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BuffInfo.AddBuff(m, new BuffInfo(BuffIcon.CorpseSkin, 1075663, duration, m));
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_table[m] = timer;
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for (var i = 0; i < mods.Length; ++i)
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{
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m.AddResistanceMod(mods[i]);
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}
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HarmfulSpell(m);
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}
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FinishSequence();
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}
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public override void OnCast()
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{
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Caster.Target = new SpellTargetMobile(this, TargetFlags.Harmful, Core.ML ? 10 : 12);
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}
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public static bool RemoveCurse(Mobile m)
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{
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if (!_table.TryGetValue(m, out var t))
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{
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return false;
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}
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m.SendLocalizedMessage(1061688); // Your skin returns to normal.
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t?.DoExpire();
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return true;
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}
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private class ExpireTimer : Timer
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{
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private Mobile _mobile;
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private ResistanceMod[] _mods;
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public ExpireTimer(Mobile m, ResistanceMod[] mods, TimeSpan delay) : base(delay)
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{
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_mobile = m;
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_mods = mods;
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}
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public void DoExpire()
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{
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for (var i = 0; i < _mods.Length; ++i)
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{
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_mobile.RemoveResistanceMod(_mods[i]);
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}
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Stop();
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BuffInfo.RemoveBuff(_mobile, BuffIcon.CorpseSkin);
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_table.Remove(_mobile);
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}
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protected override void OnTick()
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{
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_mobile.SendLocalizedMessage(1061688); // Your skin returns to normal.
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DoExpire();
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}
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}
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}
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}
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