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#!/usr/bin/env python3
import paho.mqtt.client as mqtt
import re
import logging
from .mqtt import MQTTBase
class MQTTRelayClient(MQTTBase):
_home_id: str
def __init__(self, home_id: str):
super().__init__(clean_session=True)
self._home_id = home_id
def on_connect(self, client: mqtt.Client, userdata, flags, rc):
super().on_connect(client, userdata, flags, rc)
topic = f'home/{self._home_id}/#'
self._logger.info(f"subscribing to {topic}")
client.subscribe(topic, qos=1)
def on_message(self, client: mqtt.Client, userdata, msg):
try:
match = re.match(r'^home/(.*?)/relay/(stat|power)(?:/(.+))?$', msg.topic)
self._logger.info(f'topic: {msg.topic}')
if not match:
return
name = match.group(1)
subtopic = match.group(2)
if name != self._home_id:
return
if subtopic == 'stat':
stat_name, stat_value = match.group(3).split('/')
self._logger.info(f'stat: {stat_name} = {stat_value}')
except Exception as e:
self._logger.exception(str(e))
class MQTTRelayController(MQTTBase):
_home_id: str
def __init__(self, home_id: str):
super().__init__(clean_session=True)
self._home_id = home_id
def set_power(self, enable: bool):
self._client.publish(f'home/{self._home_id}/relay/power',
payload=int(enable),
qos=1)
self._client.loop_write()
def send_stat(self, stat: dict):
pass
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