Fixes startup

Source/Game/Scripting/CoreScripts.cs

@@ -368,6 +368,24 @@ namespace Game.Scripting
         public virtual GameObjectAI GetAI(GameObject go) { return null; }
     }
 
+    public class GenericAreaTriggerScript<AI> : AreaTriggerEntityScript where AI : AreaTriggerAI
+    {
+        public GenericAreaTriggerScript(string name, object[] args) : base(name)
+        {
+            _args = args;
+        }
+
+        public override AreaTriggerAI GetAI(AreaTrigger me)
+        {
+            if (me.GetInstanceScript() != null)
+                return GetInstanceAI<AI>(me);
+            else
+                return (AI)Activator.CreateInstance(typeof(AI), new object[] { me }.Combine(_args));
+        }
+
+        object[] _args;
+    }
+
     public class AreaTriggerScript : ScriptObject
     {
         public AreaTriggerScript(string name) : base(name)

Source/Game/Scripting/ScriptManager.cs

@@ -133,6 +133,9 @@ namespace Game.Scripting
                             case nameof(GameObjectAI):
                                 genericType = typeof(GenericGameObjectScript<>).MakeGenericType(type);
                                 break;
+                            case nameof(AreaTriggerAI):
+                                genericType = typeof(GenericAreaTriggerScript<>).MakeGenericType(type);
+                                break;
                             case "SpellScriptLoader":
                             case "AuraScriptLoader":
                             case "WorldScript":

Source/Scripts/Spells/DemonHunter.cs

@@ -64,20 +64,11 @@ namespace Scripts.Spells.DemonHunter
     [Script("areatrigger_dh_sigil_of_silence", SpellIds.SigilOfSilenceAoe)]
     [Script("areatrigger_dh_sigil_of_misery", SpellIds.SigilOfMiseryAoe)]
     [Script("areatrigger_dh_sigil_of_flame", SpellIds.SigilOfFlameAoe)]
-    class areatrigger_dh_generic_sigil : AreaTriggerEntityScript
+    class areatrigger_dh_generic_sigil : AreaTriggerAI
     {
         uint _trigger;
 
-        public areatrigger_dh_generic_sigil(string script, uint trigger) : base(script)
-        {
-            _trigger = trigger;
-        }
-
-        class areatrigger_dh_generic_sigilAI : AreaTriggerAI
-        {
-            uint _trigger;
-
-            public areatrigger_dh_generic_sigilAI(AreaTrigger at, uint trigger) : base(at)
+        public areatrigger_dh_generic_sigil(AreaTrigger at, uint trigger) : base(at)
         {
             _trigger = trigger;
         }
@@ -90,12 +81,6 @@ namespace Scripts.Spells.DemonHunter
         }
     }
 
-        public override AreaTriggerAI GetAI(AreaTrigger at)
-        {
-            return new areatrigger_dh_generic_sigilAI(at, _trigger);
-        }
-    }
-
     [Script] // 208673 - Sigil of Chains
     class spell_dh_sigil_of_chains : SpellScript
     {

Source/Scripts/Spells/Priest.cs

@@ -1015,13 +1015,9 @@ namespace Scripts.Spells.Priest
     }
 
     [Script] // Angelic Feather areatrigger - created by SPELL_PRIEST_ANGELIC_FEATHER_AREATRIGGER
-    class areatrigger_pri_angelic_feather : AreaTriggerEntityScript
+    class areatrigger_pri_angelic_feather : AreaTriggerAI
     {
-        public areatrigger_pri_angelic_feather() : base("areatrigger_pri_angelic_feather") { }
-
-        class areatrigger_pri_angelic_featherAI : AreaTriggerAI
-        {
-            public areatrigger_pri_angelic_featherAI(AreaTrigger areatrigger) : base(areatrigger) { }
+        public areatrigger_pri_angelic_feather(AreaTrigger areatrigger) : base(areatrigger) { }
 
         // Called when the AreaTrigger has just been initialized, just before added to map
         public override void OnInitialize()
@@ -1050,10 +1046,4 @@ namespace Scripts.Spells.Priest
             }
         }
     }
-
-        public override AreaTriggerAI GetAI(AreaTrigger areatrigger)
-        {
-            return new areatrigger_pri_angelic_featherAI(areatrigger);
-        }
-    }
 }

Source/Scripts/Spells/Shaman.cs

@@ -1044,17 +1044,13 @@ namespace Scripts.Spells.Shaman
 
     // 192078 - Wind Rush Totem (Spell)
     [Script] //  12676 - AreaTriggerId
-    class areatrigger_sha_wind_rush_totem : AreaTriggerEntityScript
-    {
-        public areatrigger_sha_wind_rush_totem() : base("areatrigger_sha_wind_rush_totem") { }
-
-        class areatrigger_sha_wind_rush_totemAI : AreaTriggerAI
+    class areatrigger_sha_wind_rush_totem : AreaTriggerAI
     {
         static int REFRESH_TIME = 4500;
 
         int _refreshTimer;
 
-            public areatrigger_sha_wind_rush_totemAI(AreaTrigger areatrigger) : base(areatrigger)
+        public areatrigger_sha_wind_rush_totem(AreaTrigger areatrigger) : base(areatrigger)
         {
             _refreshTimer = REFRESH_TIME;
         }
@@ -1095,10 +1091,4 @@ namespace Scripts.Spells.Shaman
             }
         }
     }
-
-        public override AreaTriggerAI GetAI(AreaTrigger areatrigger)
-        {
-            return new areatrigger_sha_wind_rush_totemAI(areatrigger);
-        }
-    }
 }