import uvicorn
from fastapi import FastAPI
from fastapi.middleware.cors import CORSMiddleware

from app.db import close_mongo, connect_to_mongo
from app.routes.budget import router as budget_router
from app.scheduler import BudgetScheduler

app = FastAPI(title="Early Overspending Alerts")
app.add_middleware(
    CORSMiddleware,
    allow_origins=["*"],
    allow_credentials=True,
    allow_methods=["*"],
    allow_headers=["*"],
)

scheduler = BudgetScheduler()


@app.on_event("startup")
async def startup_event():
    db = await connect_to_mongo()
    app.state.db = db
    scheduler.start(db)
    print("Budget scheduler running every 10 seconds")


@app.on_event("shutdown")
async def shutdown_event():
    scheduler.shutdown()
    await close_mongo()


app.include_router(budget_router)


if __name__ == "__main__":
    uvicorn.run("app.main:app", host="0.0.0.0", port=7860, reload=False)