Fix mpv.net 'auto load folder' playlist advancement bug

syncplay/constants.py

@@ -269,6 +269,7 @@ MPV_ARGS = {'force-window': 'yes',
             'term-playing-msg': '<SyncplayUpdateFile>\nANS_filename=${filename}\nANS_length=${=duration:${=length:0}}\nANS_path=${path}\n</SyncplayUpdateFile>',
             'keep-open-pause': 'yes'
             }
+MPV_NET_EXTRA_ARGS = { 'auto-load-folder': 'no' }
 
 IINA_PROPERTIES = {'geometry': '25%+100+100', 
                    'idle': 'yes',

syncplay/players/mpvnet.py

@@ -8,6 +8,7 @@ class MpvnetPlayer(MpvPlayer):
 
     @staticmethod
     def run(client, playerPath, filePath, args):
+            args.extend(constants.MPV_NET_EXTRA_ARGS)
             constants.MPV_NEW_VERSION = True
             constants.MPV_OSC_VISIBILITY_CHANGE_VERSION = True
             return MpvnetPlayer(client, MpvnetPlayer.getExpandedPath(playerPath), filePath, args)