resolved the attrib +h crash in a cool way B)

okay this was very funny to add

source/funkin/backend/system/MainState.hx

@@ -66,9 +66,6 @@ class MainState extends FlxState {
 			betaWarningShown = true;
 		}
 
-		#if sys
-		sys.FileSystem.createDirectory('./.temp/');
-		#if windows new funkin.backend.utils.native.HiddenProcess("attrib +h .temp"); #end
-		#end
+		CoolUtil.safeSetAttribute('./.temp/', HIDDEN);
 	}
 }

source/funkin/backend/utils/CoolUtil.hx

@@ -1,5 +1,8 @@
 package funkin.backend.utils;
 
+#if sys
+import sys.FileSystem;
+#end
 import flixel.text.FlxText;
 import funkin.backend.utils.XMLUtil.TextFormat;
 import flixel.util.typeLimit.OneOfTwo;
@@ -62,18 +65,15 @@ class CoolUtil
 	 */
 	@:noUsing public static function deleteFolder(delete:String) {
 		#if sys
-		if (!sys.FileSystem.exists(delete)) return;
-		var files:Array<String> = sys.FileSystem.readDirectory(delete);
+		if (!FileSystem.exists(delete)) return;
+		var files:Array<String> = FileSystem.readDirectory(delete);
 		for(file in files) {
-			if (sys.FileSystem.isDirectory(delete + "/" + file)) {
+			if (FileSystem.isDirectory(delete + "/" + file)) {
 				deleteFolder(delete + "/" + file);
-				sys.FileSystem.deleteDirectory(delete + "/" + file);
+				FileSystem.deleteDirectory(delete + "/" + file);
 			} else {
-				try {
-					sys.FileSystem.deleteFile(delete + "/" + file);
-				} catch(e) {
-					Logs.trace("Could not delete " + delete + "/" + file, WARNING);
-				}
+				try FileSystem.deleteFile(delete + "/" + file)
+				catch(e) Logs.trace("Could not delete " + delete + "/" + file, WARNING);
 			}
 		}
 		#end
@@ -98,6 +98,22 @@ class CoolUtil
 		#end
 	}
 
+	/**
+	 * Sets an attribute to a file or a folder adding eventual missing folders in the path
+	 * (WARNING: Only works on `windows`. On other platforms the return code it's always going to be `0` but still creates eventual missing folders if the platforms allows it to).
+	 * @param path Path to the file or folder
+	 * @param attrib The attribute to set (WARNING: There are some non settable attributes, such as the `COMPRESSED` one)
+	 * @param useAbsol If it should use the absolute path (By default it's `true` but if it's `false` you can use files outside from this program's directory for example)
+	 * @return The result code: 0 means that it failed setting
+	 */
+	@:noUsing public static inline function safeSetAttribute(path:String, attrib:NativeAPI.FileAttribute, useAbsol:Bool = true) {
+		addMissingFolders(Path.directory(path));
+
+		var result = NativeAPI.setFileAttribute(path, attrib, useAbsol);
+		if(result == 0) Logs.trace('Failed to set attribute to $path with a code of: $result', WARNING);
+		return result;
+	}
+
 	/**
 	 * Creates eventual missing folders to the specified `path`
 	 *
@@ -113,9 +129,8 @@ class CoolUtil
 
 		for (folder in folders) {
 			currentPath += folder + "/";
-			if (!sys.FileSystem.exists(currentPath)) {
-				sys.FileSystem.createDirectory(currentPath);
-			}
+			if (!FileSystem.exists(currentPath))
+				FileSystem.createDirectory(currentPath);
 		}
 		#end
 		return path;

source/funkin/backend/utils/NativeAPI.hx

@@ -29,6 +29,30 @@ class NativeAPI {
 		#end
 	}
 
+	/**
+	 * Gets the specified file's (or folder) attribute.
+	 */
+	public static function getFileAttribute(path:String, useAbsol:Bool = true):FileAttribute {
+		#if windows
+		if(useAbsol) path = sys.FileSystem.absolutePath(path);
+		return Windows.getFileAttribute(path);
+		#else
+		return null;
+		#end
+	}
+
+	/**
+	 * Sets the specified file's (or folder) attribute. If it fails, the return value is `0`.
+	 */
+	public static function setFileAttribute(path:String, attrib:FileAttribute, useAbsol:Bool = true):Int {
+		#if windows
+		if(useAbsol) path = sys.FileSystem.absolutePath(path);
+		return Windows.setFileAttribute(path, attrib);
+		#else
+		return 0;
+		#end
+	}
+
 	public static function setDarkMode(title:String, enable:Bool) {
 		#if windows
 		Windows.setDarkMode(title, enable);
@@ -61,15 +85,13 @@ class NativeAPI {
 		var fg = cast(foregroundColor, Int);
 		var bg = cast(backgroundColor, Int);
 		Windows.setConsoleColors((bg * 16) + fg);
-		#else
-		#if sys
+		#elseif sys
 		Sys.print("\x1b[0m");
 		if(foregroundColor != NONE)
 			Sys.print("\x1b[" + Std.int(consoleColorToANSI(foregroundColor)) + "m");
 		if(backgroundColor != NONE)
 			Sys.print("\x1b[" + Std.int(consoleColorToANSI(backgroundColor) + 10) + "m");
 		#end
-		#end
 	}
 
 	public static function consoleColorToANSI(color:ConsoleColor) {
@@ -115,6 +137,26 @@ class NativeAPI {
 	}
 }
 
+enum abstract FileAttribute(Int) {
+	// Settables
+	var ARCHIVE = 0x20;
+	var HIDDEN = 0x2;
+	var NORMAL = 0x80;
+	var NOT_CONTENT_INDEXED = 0x2000;
+	var OFFLINE = 0x1000;
+	var READONLY = 0x1;
+	var SYSTEM = 0x4;
+	var TEMPORARY = 0x100;
+
+	// Non Settables
+	var COMPRESSED = 0x800;
+	var DEVICE = 0x40;
+	var DIRECTORY = 0x10;
+	var ENCRYPTED = 0x4000;
+	var REPARSE_POINT = 0x400;
+	var SPARSE_FILE = 0x200;
+}
+
 enum abstract ConsoleColor(Int) {
 	var BLACK = 0;
 	var DARKBLUE = 1;

source/funkin/backend/utils/native/Windows.hx

@@ -1,6 +1,7 @@
 package funkin.backend.utils.native;
 
 #if windows
+import funkin.backend.utils.NativeAPI.FileAttribute;
 import funkin.backend.utils.NativeAPI.MessageBoxIcon;
 @:buildXml('
 <target id="haxe">
@@ -153,6 +154,22 @@ class Windows {
 	public static function allocConsole() {
 	}
 
+	@:functionCode('
+		return GetFileAttributes(path);
+	')
+	public static function getFileAttribute(path:String):FileAttribute
+	{
+		return NORMAL;
+	}
+
+	@:functionCode('
+		return SetFileAttributes(path, attrib);
+	')
+	public static function setFileAttribute(path:String, attrib:FileAttribute):Int
+	{
+		return 0;
+	}
+
 
 	@:functionCode('
 		HANDLE console = GetStdHandle(STD_OUTPUT_HANDLE);