import datetime
from typing import Any, Dict, List

import aiohttp
from bs4 import BeautifulSoup

from weather.api import WeatherApi
from weather.model import WeatherResponse, WeatherValue

from . import datehelp
from .location import LOCATION_BUNDLE
from .parser import LOCATION_PARSER, ONE_DAY_PARSER, ROW_PARSERS


class GismeteoApi(WeatherApi):
    BASE_URL = "https://www.gismeteo.ru"

    async def _request(self, endpoint: str) -> str:
        url = f"{self.BASE_URL}/{endpoint}"
        async with aiohttp.ClientSession(raise_for_status=True) as session:
            async with session.request("GET", url) as response:
                return await response.text()

    def _parse_oneday(self, date: datetime.date, data: str) -> WeatherResponse:
        result: List[Dict[str, Any]] = []
        soup = BeautifulSoup(data, features="html.parser")
        location = LOCATION_PARSER.parse_location(data)
        widget = ONE_DAY_PARSER.parse_widget(soup)
        for parser in ROW_PARSERS:
            for index, value in enumerate(parser.parse_row(widget)):
                while len(result) < index + 1:
                    result.append({})
                result[index][parser.KEY] = value
        values = [WeatherValue(**item) for item in result]
        return WeatherResponse(
            location=location or "n/a",
            date=date,
            period="day",
            values=values,
        )

    async def get_day(self, location_id: str, date: datetime.date) -> WeatherResponse:
        location = LOCATION_BUNDLE.parse(location_id)
        data = await self._request(f"weather-{location}/{datehelp.dump(date)}")
        return self._parse_oneday(date, data)