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https://github.com/PiBrewing/craftbeerpi4.git
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37 lines
1.6 KiB
Python
37 lines
1.6 KiB
Python
from cbpi.api import parameters, Property
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from . import MQTTActor
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@parameters([
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Property.Text(label="Topic", configurable=True, description = "MQTT Topic"),
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Property.Text(label="Payload", configurable=True, description = "Payload that is sent as MQTT message. Available placeholders are {switch_onoff}: [on|off], {switch_10}: [1|0], {power}: [0-100].")
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])
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class GenericMqttActor(MQTTActor):
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def __init__(self, cbpi, id, props):
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MQTTActor.__init__(self, cbpi, id, props)
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self.payload = ""
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async def on_start(self):
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await MQTTActor.on_start(self)
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self.payload = self.props.get("Payload", "{{\"state\": \"{switch_onoff}\", \"power\": {power}}}")
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def normalize_power_value(self, power):
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if power is not None:
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if power != self.power:
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power = min(100, power)
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power = max(0, power)
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self.power = round(power)
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async def publish_mqtt_message(self, topic, payload):
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self.logger.info("Publish '{payload}' to '{topic}'".format(payload = payload, topic = self.topic))
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await self.cbpi.satellite.publish(self.topic, payload, True)
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async def on(self, power=None):
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self.normalize_power_value(power)
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formatted_payload = self.payload.format(switch_onoff = "on", switch_10 = 1, power = self.power)
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await self.publish_mqtt_message(self.topic, formatted_payload)
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self.state = True
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async def off(self):
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formatted_payload = self.payload.format(switch_onoff = "off", switch_10 = 0, power = 0)
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await self.publish_mqtt_message(self.topic, formatted_payload)
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self.state = False
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