fix: refactor GoGump, moves LocationTree to GoLocations (#1804)

Projects/UOContent/Gumps/Go/GoLocations.cs

@@ -0,0 +1,73 @@
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Text.Json;
+using Server.Json;
+using Server.Logging;
+
+namespace Server.Gumps;
+
+public static class GoLocations
+{
+    private static readonly ILogger logger = LogFactory.GetLogger(typeof(GoLocations));
+
+    private static LocationTree _felucca;
+    private static LocationTree _trammel;
+    private static LocationTree _ilshenar;
+    private static LocationTree _malas;
+    private static LocationTree _tokuno;
+    private static LocationTree _terMur;
+
+    public static LocationTree GetLocations(Map map)
+    {
+        if (map == Map.Ilshenar)
+        {
+            return _ilshenar ??= LoadLocations("ilshenar", Map.Ilshenar);
+        }
+
+        if (map == Map.TerMur)
+        {
+            return _terMur ??= LoadLocations("termur", Map.TerMur);
+        }
+
+        if (map == Map.Trammel)
+        {
+            return _trammel ??= LoadLocations("trammel", Map.Trammel);
+        }
+
+        if (map == Map.Malas)
+        {
+            return _malas ??= LoadLocations("malas", Map.Malas);
+        }
+
+        if (map == Map.Tokuno)
+        {
+            return _tokuno ??= LoadLocations("tokuno", Map.Tokuno);
+        }
+
+        return _felucca ??= LoadLocations("felucca", Map.Felucca);
+    }
+
+    private static LocationTree LoadLocations(string fileName, Map map)
+    {
+        var lastBranch = new Dictionary<Mobile, GoCategory>();
+
+        var path = Path.Combine($"Data/Locations/{fileName}.json");
+
+        try
+        {
+            var root = JsonConfig.Deserialize<GoCategory>(path);
+            if (root == null)
+            {
+                throw new JsonException($"Failed to deserialize {path}.");
+            }
+
+            return new LocationTree(map, lastBranch, root);
+        }
+        catch (Exception e)
+        {
+            logger.Error(e, "Failed to load file {Path}.", path);
+            return new LocationTree(map, [], null);
+        }
+    }
+}