import socket

class MPDError(Exception):
    pass
class ConnectionError(MPDError):
    pass
class ProtocolError(MPDError):
    pass
class CommandError(MPDError):
    pass
class CommandListError(MPDError):
    pass


class client:
	_csock=None
	_rfile=None
	_wfile=None
	def __init__(self):
		pass
	
	def connect(self, host, port, type=socket.SOCK_STREAM):
		if self._csock:
			 raise ConnectionError("Already connected")
		
		self._csock=socket.socket(socket.AF_INET, type)
		self._csock.connect((host, port))
		self._file = self._csock.makefile("rwb")
		handshake=self._read()
		if handshake[0:len("hello jmpd")]!="hello jmpd":
			print("Failed to handshake: %s" % (handshake))
			self.disconnect()
			return
		self._write("ack")
			
		
	def _read(self):
		return self._file.readline().strip()
	def _write(self, line):
		self._file.write("%s\n" % (line))
	
	def disconnect(self):
		self._csock.close()
		self._csock=None
	
	def command_list_ok_begin(self):
		pass
	
	def command_list_end(self):
		pass
	
	def update(self):
		pass
	
	def status(self):
		pass
	
	def playid(id):
		pass
	def stop(self):
		pass
	
	def pause(self):
		pass
	def resume(self):
		pass
	
	def next(self):
		pass
	def previous(self):
		pass
	
	def seekid(time):
		pass
	
	# Playlist management
	def add(path):
		pass
	def deleteid(path):
		pass
	
	# volume
	def setvol(newvolume):
		pass
	
	# info
	def listallinfo(self):
		pass
	def listplaylistinfo(self):
		pass
	def currentsong(self):
		pass


from test import port
client=client()
client.connect('localhost', port)
client.disconnect()