Model and Material loading via content manager

GlitchyEngine/src/Content/Asset.bf

@@ -0,0 +1,37 @@
+using GlitchyEngine.Core;
+using System;
+
+namespace GlitchyEngine.Content;
+
+class Asset : RefCounter
+{
+	private append String _identifier;
+
+	internal IContentManager _contentManager;
+
+	/// Gets the identifier of this asset.
+	/// @remarks The identifier is the name with which the asset was registered in the content manager.
+	/// 	This identifier can be used to request the Asset from the content manager.
+	public StringView Identifier
+	{
+		get => _identifier;
+		set
+		{
+			_contentManager?.UpdateAssetIdentifier(this, _identifier, value);
+
+			_identifier.Set(value);
+			// TODO: do we need to tell the content manager, that the name changed?
+		}
+	}
+
+	// TODO: do we need unmanaged assets? Probably not...
+	/// Gets the content manager that manages this asset; or null if this asset isn't managed.
+	public IContentManager ContentManager => _contentManager;
+
+	protected ~this()
+	{
+		// TODO: crash when _contentManager is deleted first...
+		// TODO: unregister from content manager
+		_contentManager?.UnmanageAsset(this);
+	}
+}