2024-09-20 10:09:24 +01:00

93 行
2.8 KiB
Python

import paho.mqtt.client as mqtt
import json
def create_client(broker:str, port:int, username:str, password:str)-> mqtt:
"""_summary_
Args:
broker (str): _description_
port (int): _description_
username (str): _description_
password (str): _description_
Returns:
mqtt: _description_
"""
# Create a new MQTT client instance
client = mqtt.Client()
# Set username and password
client.username_pw_set(username, password)
# Connect to the MQTT broker
client.connect(broker, port, 60)
return client
def create_config(client:mqtt)->None:
"""Create Home Assistant discovery topics
Args:
client (mqtt): MQTT Client
"""
# Device-specific information for multiple sensors
node_id = "floppy_player" # Unique device ID
# Define discovery and state topics for each sensor
discovery_topic_disc = f"homeassistant/sensor/floppy_player/current_disc/config"
state_topic_disc = f"homeassistant/sensor/floppy_player/current_disc/state"
discovery_topic_status = f"homeassistant/sensor/floppy_player/status/config"
state_topic_status = f"homeassistant/sensor/floppy_player/status/state"
# Sensor 1: current_disc (a text-based sensor)
disc_config = {
"name": "Current Disc",
"state_topic": state_topic_disc,
"value_template": "{{ value }}", # Textual value
"unique_id": f"{node_id}_current_disc",
"device": {
"identifiers": [node_id],
"name": "Floppy Player",
"model": "v1",
"manufacturer": "Karl"
}
}
# Sensor 2: status (another text-based sensor)
status_config = {
"name": "Device Status",
"state_topic": state_topic_status,
"value_template": "{{ value }}", # Textual value
"unique_id": f"{node_id}_status",
"device": {
"identifiers": [node_id],
"name": "Floppy Player",
"model": "v1",
"manufacturer": "Karl"
}
}
client.publish(discovery_topic_disc, json.dumps(disc_config), retain=True)
client.publish(discovery_topic_status, json.dumps(status_config), retain=True)
def update_disc(client:mqtt, disc_message:dict)->None:
"""Update current disc.
Args:
client (mqtt): MQTT Client
disc_message (dict): Current disc information
"""
client.publish("homeassistant/sensor/floppy_player/current_disc/state", json.dumps(disc_message), retain=True)
print(f"Published current disc: {disc_message}")
def control_player(client:mqtt, state:str)->None:
"""Control the player
Args:
client (mqtt): MQTT Client
state (str): Player State
"""
client.publish("homeassistant/sensor/floppy_player/status/state", state, retain=True)
print(f"Published status: {state}")