Initial start on config code

No idea what I'm doing but it doesn't crash. So that's good.

scripts/menu.gd

@@ -1,5 +1,7 @@
 extends Control
 
+const CONFIG_FILE = "user://settings.cfg"
+
 var host_port = 2675
 var maxplayers
 var ip = "127.0.0.1"
@@ -11,12 +13,23 @@ func _ready():
 	get_tree().connect("connected_to_server", self, "_connected_ok")
 	get_tree().connect("connection_failed", self, "_connected_fail")
 	get_tree().connect("server_disconnected", self, "_server_disconnect")
+	
+	var config = ConfigFile.new()
+	var err = config.load(CONFIG_FILE)
+	
 	if OS.has_environment("USERNAME"):
-		$GeneralPanel/player_name.text = OS.get_environment("USERNAME")
+		var env_username = OS.get_environment("USERNAME")
+		$GeneralPanel/player_name.text = env_username
+		if err == OK and not config.has_section_key("user", "username"):
+			config.set_value("user", "username", env_username)
 	else:
 		var desktop_path = OS.get_system_dir(0).replace("\\", "/").split("/")
-		$GeneralPanel/player_name.text = desktop_path[desktop_path.size() - 2]
-
+		var path_username = desktop_path[desktop_path.size() - 2]
+		$GeneralPanel/player_name.text = path_username
+		if err == OK and not config.has_section_key("user", "username"):
+			config.set_value("user", "username", path_username)
+			
+		config.save(CONFIG_FILE)
 
 func _on_singleplayer_button_up():
 	var _letsgo = get_tree().change_scene("res://scenes/world/World.tscn")
@@ -34,7 +47,6 @@ func _on_HostGameBtn_button_up():
 	host_game(host_port)
 
 func host_game(port):
-	playername = $GeneralPanel/player_name.text
 	maxplayers = $HostPanel/playercount.value
 	var host = NetworkedMultiplayerENet.new()
 	var hostresult = host.create_server(port, maxplayers) # ports, maxplayers