import secrets
from defs import app
from models.services.tip import TipAction

from typing import Dict, Optional

system_random = secrets.SystemRandom()


async def get_random_tips() -> Optional[Dict]:
    tips = await TipAction.get_tips()
    if not tips:
        return None
    num = system_random.randint(0, len(tips) - 1)
    return tips[num].dict_tip()


@app.get("/get_tips")
async def get_tips():
    return {"code": 200, "msg": "success", "data": await get_random_tips()}