From 888fd1147764d6b79a45a46fef99167682b027f1 Mon Sep 17 00:00:00 2001
From: hondacrx <prelude_20032002@yahoo.com>
Date: Mon, 25 Jul 2022 22:25:09 -0400
Subject: [PATCH] Core/Maps: Split Ebon Hold and Exile's reach by faction and
 removed forced sanctuary hack

Port From (https://github.com/TrinityCore/TrinityCore/commit/515c0a43ef8fcf41ffb2785c5940f0234e757ec3)
---
 Source/Game/DataStorage/Structs/A_Records.cs |  3 ---
 Source/Game/DataStorage/Structs/M_Records.cs | 18 ++++++++++++-
 Source/Game/Maps/MapManager.cs               | 27 ++++++++++++++++++--
 Source/Game/Scripting/ScriptManager.cs       |  3 +++
 4 files changed, 45 insertions(+), 6 deletions(-)

diff --git a/Source/Game/DataStorage/Structs/A_Records.cs b/Source/Game/DataStorage/Structs/A_Records.cs
index d5f42c627..f0b76bbb3 100644
--- a/Source/Game/DataStorage/Structs/A_Records.cs
+++ b/Source/Game/DataStorage/Structs/A_Records.cs
@@ -147,9 +147,6 @@ namespace Game.DataStorage
 
         public bool IsSanctuary()
         {
-            if (ContinentID == 609)
-                return true;
-
             return HasFlag(AreaFlags.Sanctuary);
         }
 
diff --git a/Source/Game/DataStorage/Structs/M_Records.cs b/Source/Game/DataStorage/Structs/M_Records.cs
index be7e60a42..404b0bcf9 100644
--- a/Source/Game/DataStorage/Structs/M_Records.cs
+++ b/Source/Game/DataStorage/Structs/M_Records.cs
@@ -86,11 +86,27 @@ namespace Game.DataStorage
 
         public bool IsContinent()
         {
-            return Id == 0 || Id == 1 || Id == 530 || Id == 571 || Id == 870 || Id == 1116 || Id == 1220;
+            switch (Id)
+            {
+                case 0:
+                case 1:
+                case 530:
+                case 571:
+                case 870:
+                case 1116:
+                case 1220:
+                case 1642:
+                case 1643:
+                case 2222:
+                    return true;
+                default:
+                    return false;
+            }
         }
 
         public bool IsDynamicDifficultyMap() { return (Flags[0] & MapFlags.CanToggleDifficulty) != 0; }
         public bool IsGarrison() { return (Flags[0] & MapFlags.Garrison) != 0; }
+        public bool IsSplitByFaction() { return Id == 609 || Id == 2175; }
     }
 
     public sealed class MapChallengeModeRecord
diff --git a/Source/Game/Maps/MapManager.cs b/Source/Game/Maps/MapManager.cs
index bfb73bd0c..2e9e4715d 100644
--- a/Source/Game/Maps/MapManager.cs
+++ b/Source/Game/Maps/MapManager.cs
@@ -22,6 +22,7 @@ using Game.DataStorage;
 using Game.Garrisons;
 using Game.Groups;
 using Game.Maps;
+using Game.Scripting;
 using System;
 using System.Collections;
 using System.Collections.Generic;
@@ -232,6 +233,9 @@ namespace Game.Entities
                 else
                 {
                     newInstanceId = 0;
+                    if (entry.IsSplitByFaction())
+                        newInstanceId = (uint)player.GetTeamId();
+
                     map = FindMap_i(mapId, newInstanceId);
                     if (!map)
                         map = CreateWorldMap(mapId, newInstanceId);
@@ -356,7 +360,7 @@ namespace Game.Entities
         }
 
         public uint GenerateInstanceId()
-        {  
+        {
             if (_nextInstanceId == 0xFFFFFFFF)
             {
                 Log.outError(LogFilter.Maps, "Instance ID overflow!! Can't continue, shutting down server. ");
@@ -438,6 +442,13 @@ namespace Game.Entities
             }
         }
 
+        public void AddSC_BuiltInScripts()
+        {
+            foreach (var (_, mapEntry) in CliDB.MapStorage)
+                if (mapEntry.IsWorldMap() && mapEntry.IsSplitByFaction())
+                    new SplitByFactionMapScript($"world_map_set_faction_worldstates_{mapEntry.Id}", mapEntry.Id);
+        }
+
         public void IncreaseScheduledScriptsCount() { ++_scheduledScripts; }
         public void DecreaseScheduledScriptCount() { --_scheduledScripts; }
         public void DecreaseScheduledScriptCount(uint count) { _scheduledScripts -= count; }
@@ -445,11 +456,23 @@ namespace Game.Entities
 
         Dictionary<(uint mapId, uint instanceId), Map> i_maps = new();
         IntervalTimer i_timer = new();
-        object _mapsLock= new();
+        object _mapsLock = new();
         uint i_gridCleanUpDelay;
         BitSet _freeInstanceIds;
         uint _nextInstanceId;
         MapUpdater m_updater;
         uint _scheduledScripts;
     }
+
+    // hack to allow conditions to access what faction owns the map (these worldstates should not be set on these maps)
+    class SplitByFactionMapScript : WorldMapScript
+    {
+        public SplitByFactionMapScript(string name, uint mapId) : base(name, mapId) { }
+
+        public override void OnCreate(Map map)
+        {
+            Global.WorldStateMgr.SetValue(WorldStates.TeamInInstanceAlliance, map.GetInstanceId() == TeamId.Alliance ? 1 : 0, false, map);
+            Global.WorldStateMgr.SetValue(WorldStates.TeamInInstanceHorde, map.GetInstanceId() == TeamId.Horde ? 1 : 0, false, map);
+        }
+    }
 }
diff --git a/Source/Game/Scripting/ScriptManager.cs b/Source/Game/Scripting/ScriptManager.cs
index e8353394e..0521d3f73 100644
--- a/Source/Game/Scripting/ScriptManager.cs
+++ b/Source/Game/Scripting/ScriptManager.cs
@@ -59,6 +59,9 @@ namespace Game.Scripting
             //Load Scripts.dll
             LoadScripts();
 
+            // MapScripts
+            Global.MapMgr.AddSC_BuiltInScripts();
+
             Log.outInfo(LogFilter.ServerLoading, $"Loaded {GetScriptCount()} C# scripts in {Time.GetMSTimeDiffToNow(oldMSTime)} ms");
         }