import subprocess
import smtplib
from email.mime.text import MIMEText

def envoyer_mail(sujet, message, destinataires):
    msg = MIMEText(message)
    msg['Subject'] = sujet
    msg['From'] = 'alertes_saclay@domo91.fr'
    msg['To'] = ', '.join(destinataires)

    try:
        with smtplib.SMTP_SSL('smtp.mail.ovh.net', 465) as server:
            server.login('alertes_saclay@domo91.fr', 'Kdpke674y23Feq^H')
            server.sendmail(msg['From'], destinataires, msg.as_string())
            print(f"📧 Mail envoyé à {destinataires}")
    except Exception as e:
        print(f"Erreur envoi mail : {e}")

# Liste des processus attendus
processus_attendus = [
    "Chauffage",
    "Cuisine_Saclay",
    "Monitor",
    "Streamlit",
    "Telegram_sondes",
    "cuisine_meudon"
]

# Commande supervisor
output = subprocess.getoutput("supervisorctl status")

# Vérification
anomalies = []
for line in output.splitlines():
    for process in processus_attendus:
        if line.startswith(process) and "RUNNING" not in line:
            anomalies.append(line)

# Logs (facultatif)
with open("/var/log/supervisor_alert.log", "a") as log:
    if anomalies:
        log.write("🚨 Anomalies détectées :\n")
        for a in anomalies:
            log.write(f"{a}\n")
    else:
        log.write("✅ Tous les processus sont OK.\n")

# Envoi de mail si nécessaire
if anomalies:
    message = "\n".join(anomalies)
    envoyer_mail(
        sujet="🚨 Alerte Supervisor : processus en erreur",
        message=message,
        destinataires=["services@domo91.fr"]
    )