from fastapi import APIRouter
from httpx import AsyncClient

from lib.exceptions import FetchException, ParseException
from models.weather import Weather
from lib import logger

router = APIRouter(prefix="/weather", tags=["Weather"])


@router.get("/")
async def weather():
    url = "https://www.ilmatieteenlaitos.fi/api/weather/observations?fmisid=101237&observations=true&radar=false&daily=false"
    async with AsyncClient() as client:
        response = await client.get(url)
    if response.status_code != 200:
        raise FetchException(response.url, response.status_code)
    data = response.json()
    if not data:
        raise FetchException(response.url, response.status_code)
    try:
        weather = [Weather(**d) for d in data["observations"] if d["t2m"] is not None]
    except Exception as e:
        logger.error(f"Error parsing weather: {str(e)}")
        raise ParseException()
    return weather