from msg_container import MsgContainer
from msg_sink import MsgSink
from ubx.ubx import frame_parse, frame_parse_hdr

class UbxReceiver(MsgSink):
	def __init__(self, name: str, mclass: int|None = None, mid: int|None = None):
		MsgSink.__init__(self)
		self.name = name
		self.mclass = mclass
		self.mid = mid

	def on_recv(self, msg: MsgContainer):
		data, hdr = frame_parse(msg.data)
		print(f"{msg.name}:{self.name}:{hdr.mclass}:{hdr.mid}:data({len(data)}):{data}")

	def is_msg(self, msg: MsgContainer):
		hdr = frame_parse_hdr(msg.data)
		if hdr is not None:
			if self.mclass is not None and self.mid is not None:
				return self.mclass == hdr.mclass and self.mid == hdr.mid
			else:
				return True
		return False