#!/usr/bin/env python3.x
#
#-----------------------------------------------------------------------------
#
# Programme de publication sur MQTT de la pression du hat
#
#-----------------------------------------------------------------------------
import paho.mqtt.client as mqtt
from sense_hat import SenseHat

# Recuperation des informations
sense=SenseHat()
pression=round(sense.get_pressure(), 2)
MQTT_MSG="Pre= %.2f mbar" % pression

# Configuration du mqtt
MQTT_BROKER = "localhost"
MQTT_PORT = 1883
MQTT_KEEPALIVE_INTERVAL = 45
MQTT_TOPIC = "Meteo/Capt00"

# Initiate MQTT Client
mqttc=mqtt.Client()

# Connect with MQTT Broker
mqttc.connect(MQTT_BROKER, MQTT_PORT, MQTT_KEEPALIVE_INTERVAL) 

# Publish message to MQTT Topic 
mqttc.publish(MQTT_TOPIC, MQTT_MSG)

# Disconnect from MQTT_Broker
mqttc.disconnect()