mqttdevicemanager/radio.py

61 lines
1.8 KiB
Python
Executable File

#! /usr/bin/env python3
import socket
import signal
import asyncio
from dataclasses import dataclass
from mqtthandler.command import command
from mqtthandler.handler import MQTTConfig, MQTTHandler, task
from streamer.fileradio import FileRadio
class RadioHandler(MQTTHandler):
def __init__(
self,
mqtt_config: MQTTConfig,
handler_id: str,
):
super().__init__(mqtt_config, handler_id)
self.radio = FileRadio("./data/StarWars60.mp3", handler_id)
@task
async def publish_stream_path(self):
await self.set_property("path", self.radio.stream_path(), 1, True)
await self.set_property("file", self.radio.path, 1, True)
@command({"type": "object"}, "Start the radio stream.")
async def start(self, args):
print("Start requested")
self.radio.start_stream()
# Manually renamed this one bc it conflicts with the base class version
@command({"type": "object"}, "Stop the radio stream.", "stop")
async def stop_stream(self, args):
print("Stop requested")
self.radio.end_stream()
@command({"type": "string"}, "Change the stream path.")
async def change_path(self, args):
self.radio = FileRadio(self.radio.path, args)
await self.publish_stream_path()
@command({"type": "string"}, "Tune the radio for different playback.")
async def tune(self, args):
print("Tune request: ", args)
self.radio = FileRadio(args, self.radio.name)
await self.publish_stream_path()
async def main():
handler_id = f"radio-{socket.gethostname()}"
mqtt_config = MQTTConfig(host="127.0.0.1")
handler = RadioHandler(mqtt_config, handler_id)
signal.signal(signal.SIGINT, lambda signum, frame: handler.stop())
await handler.run()
if __name__ == "__main__":
asyncio.run(main())