Reorganizes Project (#41)

Projects/Scripts/Spells/Sixth/Invisibility.cs

@@ -0,0 +1,118 @@
+using System;
+using System.Collections.Generic;
+using Server.Engines.ConPVP;
+using Server.Items;
+using Server.Mobiles;
+using Server.Targeting;
+
+namespace Server.Spells.Sixth
+{
+  public class InvisibilitySpell : MagerySpell, ISpellTargetingMobile
+  {
+    private static SpellInfo m_Info = new SpellInfo(
+      "Invisibility", "An Lor Xen",
+      206,
+      9002,
+      Reagent.Bloodmoss,
+      Reagent.Nightshade
+    );
+
+    private static Dictionary<Mobile, Timer> m_Table = new Dictionary<Mobile, Timer>();
+
+    public InvisibilitySpell(Mobile caster, Item scroll = null) : base(caster, scroll, m_Info)
+    {
+    }
+
+    public override SpellCircle Circle => SpellCircle.Sixth;
+
+    public override bool CheckCast()
+    {
+      if (DuelContext.CheckSuddenDeath(Caster))
+      {
+        Caster.SendMessage(0x22, "You cannot cast this spell when in sudden death.");
+        return false;
+      }
+
+      return base.CheckCast();
+    }
+
+    public override void OnCast()
+    {
+      Caster.Target = new SpellTargetMobile(this, TargetFlags.Beneficial, 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 (m is BaseVendor || m is PlayerVendor || m.AccessLevel > Caster.AccessLevel)
+      {
+        Caster.SendLocalizedMessage(501857); // This spell won't work on that!
+      }
+      else if (CheckBSequence(m))
+      {
+        SpellHelper.Turn(Caster, m);
+
+        Effects.SendLocationParticles(
+          EffectItem.Create(new Point3D(m.X, m.Y, m.Z + 16), Caster.Map, EffectItem.DefaultDuration), 0x376A, 10,
+          15, 5045);
+        m.PlaySound(0x3C4);
+
+        m.Hidden = true;
+        m.Combatant = null;
+        m.Warmode = false;
+
+        RemoveTimer(m);
+
+        TimeSpan duration = TimeSpan.FromSeconds(1.2 * Caster.Skills.Magery.Fixed / 10);
+
+        Timer t = new InternalTimer(m, duration);
+
+        BuffInfo.RemoveBuff(m, BuffIcon.HidingAndOrStealth);
+        BuffInfo.AddBuff(m, new BuffInfo(BuffIcon.Invisibility, 1075825, duration, m)); //Invisibility/Invisible
+
+        m_Table[m] = t;
+
+        t.Start();
+      }
+
+      FinishSequence();
+    }
+
+    public static bool HasTimer(Mobile m)
+    {
+      return m_Table.ContainsKey(m);
+    }
+
+    public static void RemoveTimer(Mobile m)
+    {
+      if (!m_Table.TryGetValue(m, out Timer t))
+        return;
+
+      t.Stop();
+      m_Table.Remove(m);
+    }
+
+    private class InternalTimer : Timer
+    {
+      private Mobile m_Mobile;
+
+      public InternalTimer(Mobile m, TimeSpan duration) : base(duration)
+      {
+        Priority = TimerPriority.OneSecond;
+        m_Mobile = m;
+      }
+
+      protected override void OnTick()
+      {
+        m_Mobile.RevealingAction();
+        RemoveTimer(m_Mobile);
+      }
+    }
+  }
+}