// hooks/useWeather.js

import { useState, useEffect } from 'react';
import { locations } from '../config.js';

async function fetchWeather(lat, lon) {
  const url = `https://api.open-meteo.com/v1/forecast?latitude=${lat}&longitude=${lon}&current_weather=true&temperature_unit=celsius&timezone=Europe/Paris`;
  const response = await fetch(url);
  const data = await response.json();
  return data.current_weather;
}

export function useWeather() {
  const [weatherNancy, setWeatherNancy] = useState(null);
  const [weatherParis, setWeatherParis] = useState(null);

  async function updateWeatherData() {
    try {
      const [nancy, paris] = await Promise.all([
        fetchWeather(locations.Nancy.latitude, locations.Nancy.longitude),
        fetchWeather(locations.Paris.latitude, locations.Paris.longitude)
      ]);
      setWeatherNancy(nancy);
      setWeatherParis(paris);
    } catch (_) { }
  }

  useEffect(() => {
    updateWeatherData();
    const interval = setInterval(updateWeatherData, 60000);
    return () => clearInterval(interval);
  }, []);

  return { weatherNancy, weatherParis };
}