import paho.mqtt.client as mqtt
import mysql.connector
import json

print("projet lance...")

db = mysql.connector.connect(
    host="127.0.0.1",
    user="web_user",
    password="poubelle2026",
    database="smart_bins"
)

cursor = db.cursor()

def on_message(client, userdata, msg):
    try:
        data = json.loads(msg.payload.decode())

        print("recu :", data)

        sql = """
        INSERT INTO mesures (id_poubelle, niveau, poids, temperature, batterie)
        VALUES (%s, %s, %s, %s, %s)
        """
        values = (
            data.get("id_poubelle", 1),
            data.get("niveau", 0),
            data.get("poids",0),
            data.get("temperature", 0),
            data.get("batterie", 100)
        )

        cursor.execute(sql, values)
        db.commit()
 
        print("Enregistre en  DB")

    except Exception as e:
        print("Erreur :", e)

client = mqtt.Client()
client.connect("localhost",1883, 60)

client.subscribe("smart_trash/data")
client.on_message = on_message

print("En attente des donnees MQTT...")
client.loop_forever()