app backend prima

app/main.py

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+import logging
+from contextlib import asynccontextmanager
+
+from fastapi import FastAPI
+from fastapi.middleware.cors import CORSMiddleware
+
+from app.core.config import settings
+from app.core.database import Base, engine
+from app.api import auth, allarmi, siti, statistiche
+from app.mqtt.client import MQTTClient
+from app.mqtt.handler import alarm_handler
+
+# Configurazione logging
+logging.basicConfig(
+    level=logging.INFO if not settings.DEBUG else logging.DEBUG,
+    format="%(asctime)s - %(name)s - %(levelname)s - %(message)s",
+)
+
+logger = logging.getLogger(__name__)
+
+# Client MQTT globale
+mqtt_client = None
+
+
+@asynccontextmanager
+async def lifespan(app: FastAPI):
+    """Gestione lifecycle dell'applicazione"""
+    global mqtt_client
+
+    # Startup
+    logger.info("Avvio applicazione...")
+
+    # Crea tabelle database
+    logger.info("Creazione tabelle database...")
+    Base.metadata.create_all(bind=engine)
+
+    # Avvia client MQTT
+    logger.info("Avvio client MQTT...")
+    mqtt_client = MQTTClient(message_handler=alarm_handler.handle_alarm)
+    try:
+        mqtt_client.start()
+        logger.info("Client MQTT avviato con successo")
+    except Exception as e:
+        logger.error(f"Errore nell'avvio del client MQTT: {e}")
+        logger.warning("L'applicazione continuerà senza il client MQTT")
+
+    yield
+
+    # Shutdown
+    logger.info("Arresto applicazione...")
+    if mqtt_client:
+        mqtt_client.stop()
+        logger.info("Client MQTT fermato")
+
+
+# Crea applicazione FastAPI
+app = FastAPI(
+    title=settings.APP_NAME,
+    description="API per il sistema di monitoraggio terreni con notifiche push",
+    version="1.0.0",
+    lifespan=lifespan,
+)
+
+# Configurazione CORS
+app.add_middleware(
+    CORSMiddleware,
+    allow_origins=["*"],  # In produzione, specificare i domini permessi
+    allow_credentials=True,
+    allow_methods=["*"],
+    allow_headers=["*"],
+)
+
+# Registrazione router
+app.include_router(auth.router)
+app.include_router(allarmi.router)
+app.include_router(siti.router)
+app.include_router(statistiche.router)
+
+
+@app.get("/")
+async def root():
+    """Endpoint root per verificare che l'API sia attiva"""
+    return {
+        "message": "Terrain Monitor API",
+        "version": "1.0.0",
+        "status": "active",
+    }
+
+
+@app.get("/health")
+async def health_check():
+    """Health check endpoint"""
+    return {
+        "status": "healthy",
+        "mqtt_connected": mqtt_client.client.is_connected() if mqtt_client else False,
+    }
+
+
+if __name__ == "__main__":
+    import uvicorn
+
+    uvicorn.run(
+        "app.main:app",
+        host="0.0.0.0",
+        port=8000,
+        reload=settings.DEBUG,
+    )