first commit

NitroxServer-Subnautica/Resources/ResourceAssetsParser.cs

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+using System.IO;
+using NitroxModel;
+using NitroxModel.Helper;
+using NitroxServer_Subnautica.Resources.Parsers;
+
+namespace NitroxServer_Subnautica.Resources;
+
+public static class ResourceAssetsParser
+{
+    private static ResourceAssets resourceAssets;
+
+    public static ResourceAssets Parse()
+    {
+        if (resourceAssets != null)
+        {
+            return resourceAssets;
+        }
+
+        using (PrefabPlaceholderGroupsParser prefabPlaceholderGroupsParser = new())
+        {
+            resourceAssets = new ResourceAssets
+            {
+                WorldEntitiesByClassId = new WorldEntityInfoParser().ParseFile(),
+                LootDistributionsJson = new EntityDistributionsParser().ParseFile(),
+                PrefabPlaceholdersGroupsByGroupClassId = prefabPlaceholderGroupsParser.ParseFile(),
+                NitroxRandom = new RandomStartParser().ParseFile(),
+                RandomPossibilitiesByClassId = new(prefabPlaceholderGroupsParser.RandomPossibilitiesByClassId)
+            };
+        }
+        AssetParser.Dispose();
+
+        ResourceAssets.ValidateMembers(resourceAssets);
+        return resourceAssets;
+    }
+
+    public static string FindDirectoryContainingResourceAssets()
+    {
+        string subnauticaPath = NitroxUser.GamePath;
+        if (string.IsNullOrEmpty(subnauticaPath))
+        {
+            throw new DirectoryNotFoundException("Could not locate Subnautica installation directory for resource parsing.");
+        }
+
+        if (File.Exists(Path.Combine(subnauticaPath, GameInfo.Subnautica.DataFolder, "resources.assets")))
+        {
+            return Path.Combine(subnauticaPath, GameInfo.Subnautica.DataFolder);
+        }
+        if (File.Exists(Path.Combine("..", "resources.assets"))) //  SubServer => Subnautica/Subnautica_Data/SubServer
+        {
+            return Path.GetFullPath(Path.Combine(".."));
+        }
+        if (File.Exists(Path.Combine("..", GameInfo.Subnautica.DataFolder, "resources.assets"))) //  SubServer => Subnautica/SubServer
+        {
+            return Path.GetFullPath(Path.Combine("..", GameInfo.Subnautica.DataFolder));
+        }
+        if (File.Exists("resources.assets")) //  SubServer/* => Subnautica/Subnautica_Data/
+        {
+            return Directory.GetCurrentDirectory();
+        }
+        throw new FileNotFoundException("Make sure resources.assets is in current or parent directory and readable.");
+    }
+}