Backup automatico script del 2025-12-10 19:48

services/telegram-bot/freeze_alert.py

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+import requests
+import datetime
+import json
+import os
+import time
+from dateutil import parser
+from zoneinfo import ZoneInfo
+
+# --- CONFIGURAZIONE UTENTE ---
+TELEGRAM_BOT_TOKEN = "8155587974:AAF9OekvBpixtk8ZH6KoIc0L8edbhdXt7A4"
+TELEGRAM_CHAT_IDS = ["64463169", "24827341", "132455422", "5405962012"]
+
+# --- COORDINATE (Strada Cà Toro, 12 - San Marino) ---
+LAT = 43.9356
+LON = 12.4296
+LOCATION_NAME = "🏠 Casa (Strada Cà Toro)"
+
+# Soglia Gelo (°C)
+SOGLIA_GELO = 0.0
+
+# File di stato
+STATE_FILE = "/home/daniely/docker/telegram-bot/freeze_state.json"
+
+def load_state():
+    if os.path.exists(STATE_FILE):
+        try:
+            with open(STATE_FILE, 'r') as f: return json.load(f)
+        except: pass
+    return {"alert_active": False, "min_temp": 100.0}
+
+def save_state(active, min_temp):
+    try:
+        with open(STATE_FILE, 'w') as f: 
+            json.dump({"alert_active": active, "min_temp": min_temp, "updated": str(datetime.datetime.now())}, f)
+    except: pass
+
+def send_telegram_message(message):
+    if not TELEGRAM_BOT_TOKEN or "INSERISCI" in TELEGRAM_BOT_TOKEN:
+        print(f"[TEST OUT] {message}")
+        return
+
+    url = f"https://api.telegram.org/bot{TELEGRAM_BOT_TOKEN}/sendMessage"
+    for chat_id in TELEGRAM_CHAT_IDS:
+        try:
+            requests.post(url, json={"chat_id": chat_id, "text": message, "parse_mode": "Markdown"}, timeout=10)
+            time.sleep(0.2)
+        except: pass
+
+def get_forecast():
+    url = "https://api.open-meteo.com/v1/forecast"
+    params = {
+        "latitude": LAT, "longitude": LON,
+        "hourly": "temperature_2m",
+        "timezone": "Europe/Rome",
+        "forecast_days": 3 # Prendiamo 3 giorni per coprire bene le 48h
+    }
+    try:
+        r = requests.get(url, params=params, timeout=10)
+        r.raise_for_status()
+        return r.json()
+    except: return None
+
+def analyze_freeze():
+    print("--- Controllo Gelo ---")
+    data = get_forecast()
+    if not data: return
+
+    hourly = data.get("hourly", {})
+    times = hourly.get("time", [])
+    temps = hourly.get("temperature_2m", [])
+    
+    now = datetime.datetime.now(ZoneInfo("Europe/Rome"))
+    limit_time = now + datetime.timedelta(hours=48)
+    
+    min_temp_val = 100.0
+    min_temp_time = None
+    
+    # Cerca la minima nelle prossime 48 ore
+    for i, t_str in enumerate(times):
+        t_obj = parser.isoparse(t_str).replace(tzinfo=ZoneInfo("Europe/Rome"))
+        
+        # Filtra solo futuro prossimo (da adesso a +48h)
+        if t_obj > now and t_obj <= limit_time:
+            temp = temps[i]
+            if temp < min_temp_val:
+                min_temp_val = temp
+                min_temp_time = t_obj
+
+    # --- LOGICA ALLARME ---
+    state = load_state()
+    was_active = state.get("alert_active", False)
+    
+    # C'è rischio gelo?
+    is_freezing = min_temp_val < SOGLIA_GELO
+    
+    if is_freezing:
+        # Formatta orario
+        time_str = min_temp_time.strftime('%d/%m alle %H:%M')
+        
+        # SCENARIO A: NUOVO GELO (o peggioramento significativo di 2 gradi)
+        if not was_active or min_temp_val < state.get("min_temp", 0) - 2.0:
+            msg = (
+                f"❄️ **ALLERTA GELO**\n"
+                f"📍 {LOCATION_NAME}\n\n"
+                f"Prevista temperatura minima di **{min_temp_val:.1f}°C**\n"
+                f"📅 Quando: {time_str}\n\n"
+                f"_Proteggere piante e tubature esterne._"
+            )
+            send_telegram_message(msg)
+            save_state(True, min_temp_val)
+            print(f"Allerta inviata: {min_temp_val}°C")
+        else:
+            print(f"Gelo già notificato ({min_temp_val}°C).")
+            # Aggiorniamo comunque la minima registrata nel file
+            save_state(True, min(min_temp_val, state.get("min_temp", 100)))
+
+    # SCENARIO B: ALLARME RIENTRATO
+    elif was_active and not is_freezing:
+        msg = (
+            f"☀️ **RISCHIO GELO RIENTRATO**\n"
+            f"📍 {LOCATION_NAME}\n\n"
+            f"Le previsioni per le prossime 48 ore indicano temperature sopra lo zero.\n"
+            f"Minima prevista: {min_temp_val:.1f}°C."
+        )
+        send_telegram_message(msg)
+        save_state(False, min_temp_val)
+        print("Allarme rientrato.")
+    
+    else:
+        save_state(False, min_temp_val)
+        print(f"Nessun gelo. Minima: {min_temp_val}°C")
+
+if __name__ == "__main__":
+    analyze_freeze()