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"""
Example on how to use the Multizone (Audio Group) Controller
"""
# pylint: disable=invalid-name
import argparse
import sys
import time
import pychromecast
from pychromecast.controllers.multizone import (
MultizoneController,
MultiZoneControllerListener,
)
from pychromecast.socket_client import ConnectionStatus, ConnectionStatusListener
from .common import add_log_arguments, configure_logging
# Enable deprecation warnings etc.
if not sys.warnoptions:
import warnings
warnings.simplefilter("default")
# Change to the name of your Chromecast
CAST_NAME = "Whole house"
parser = argparse.ArgumentParser(
description="Example on how to use the Multizone Controller to track groupp members."
)
parser.add_argument(
"--cast", help='Name of speaker group (default: "%(default)s")', default=CAST_NAME
)
parser.add_argument(
"--known-host",
help="Add known host (IP), can be used multiple times",
action="append",
)
add_log_arguments(parser)
args = parser.parse_args()
configure_logging(args)
class MyConnectionStatusListener(ConnectionStatusListener):
"""ConnectionStatusListener"""
def __init__(self, _mz: MultizoneController):
self._mz = _mz
def new_connection_status(self, status: ConnectionStatus) -> None:
if status.status == "CONNECTED":
self._mz.update_members()
class MyMultiZoneControllerListener(MultiZoneControllerListener):
"""MultiZoneControllerListener"""
def multizone_member_added(self, group_uuid: str) -> None:
print(f"New member: {group_uuid}")
def multizone_member_removed(self, group_uuid: str) -> None:
print(f"Removed member: {group_uuid}")
def multizone_status_received(self) -> None:
print(f"Members: {mz.members}")
chromecasts, browser = pychromecast.get_listed_chromecasts(
friendly_names=[args.cast], known_hosts=args.known_host
)
if not chromecasts:
print(f'No chromecast with name "{args.cast}" discovered')
sys.exit(1)
cast = chromecasts[0]
# Add listeners
mz = MultizoneController(cast.uuid)
mz.register_listener(MyMultiZoneControllerListener())
cast.register_handler(mz)
cast.register_connection_listener(MyConnectionStatusListener(mz))
# Start socket client's worker thread and wait for initial status update
cast.wait()
while True:
try:
time.sleep(1)
except KeyboardInterrupt:
break
# Shut down discovery
browser.stop_discovery()
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