From 976108569b69d09208d0cca2ab05c2950cfe9b3d Mon Sep 17 00:00:00 2001
From: glax <johanna@bernloehr.eu>
Date: Fri, 21 Apr 2023 15:13:42 +0200
Subject: [PATCH] Threadsafe for masstesting variables.

---
 Pathfinding/Pathfinder.cs    |  7 +++++--
 Pathfinding/RegionManager.cs | 13 ++++++++-----
 2 files changed, 13 insertions(+), 7 deletions(-)

diff --git a/Pathfinding/Pathfinder.cs b/Pathfinding/Pathfinder.cs
index 2a9d1c4..937c18b 100644
--- a/Pathfinding/Pathfinder.cs
+++ b/Pathfinding/Pathfinder.cs
@@ -9,7 +9,6 @@ public class Pathfinder
 {
 
     public RegionManager regionManager;
-    public readonly string workingDir;
     public PathResult? pathResult;
     public Dictionary<OsmNode, double>? gScore;
     private Dictionary<OsmNode, OsmNode>? _cameFromDict;
@@ -20,7 +19,11 @@ public class Pathfinder
         if (!Path.Exists(workingDirectory))
             throw new DirectoryNotFoundException(workingDirectory);
         regionManager = new(workingDirectory);
-        workingDir = workingDirectory;
+    }
+
+    public Pathfinder(RegionManager regionManager)
+    {
+        this.regionManager = regionManager;
     }
     
     public Pathfinder AStar(Coordinates startCoordinates, Coordinates goalCoordinates,
diff --git a/Pathfinding/RegionManager.cs b/Pathfinding/RegionManager.cs
index 93a2f6f..f2745ea 100644
--- a/Pathfinding/RegionManager.cs
+++ b/Pathfinding/RegionManager.cs
@@ -23,13 +23,16 @@ namespace Pathfinding
 
         public Region? GetRegion(ulong id)
         {
-            if(_regions.TryGetValue(id, out Region? value))
-                return value;
+            
+            if(_regions.TryGetValue(id, out Region? retRegion))
+                return retRegion;
             
             Region? loadedRegion = RegionFromId(id);
+
             if(loadedRegion is not null)
-                _regions.Add(loadedRegion!.regionHash, loadedRegion);
-            return loadedRegion;
+                _regions.TryAdd(loadedRegion.regionHash, loadedRegion);
+
+            return _regions[id];
         }
 
         public Region[] GetAllRegions()
@@ -37,7 +40,7 @@ namespace Pathfinding
             return _regions.Values.ToArray();
         }
 
-        private Region? RegionFromFile(string filePath)
+        private static Region? RegionFromFile(string filePath)
         {
             if (!File.Exists(filePath)) 
                 return null;