add Paths asset name helper

source/Paths.hx

@@ -0,0 +1,52 @@
+package;
+
+import openfl.utils.Assets as OpenFlAssets;
+
+import flixel.FlxG;
+import flixel.graphics.frames.FlxAtlasFrames;
+
+class Paths
+{
+	inline public static var SOUND_EXT = #if web "mp3" #else "ogg" #end;
+	
+	static var currentLevel:String;
+	
+	static public function file(file:String)
+	{
+		var path = 'assets/$file';
+		if (currentLevel != null && OpenFlAssets.exists('$currentLevel:$path'))
+			return '$currentLevel:$path';
+		
+		return path;
+	}
+	
+	inline static public function sound(key:String)
+	{
+		return file('sounds/$key.$SOUND_EXT');
+	}
+	
+	inline static public function soundRandom(key:String, min:Int, max:Int)
+	{
+		return file('sounds/$key${FlxG.random.int(min, max)}.$SOUND_EXT');
+	}
+	
+	inline static public function music(key:String)
+	{
+		return file('music/$key.$SOUND_EXT');
+	}
+	
+	inline static public function image(key:String)
+	{
+		return file('images/$key.png');
+	}
+	
+	inline static public function getSparrowAtlas(key:String)
+	{
+		return FlxAtlasFrames.fromSparrow(image(key), file('images/$key.xml'));
+	}
+	
+	inline static public function getPackerAtlas(key:String)
+	{
+		return FlxAtlasFrames.fromSpriteSheetPacker(image(key), file('images/$key.txt'));
+	}
+}