namespace UnweWeatherApp;


public partial class MainPage : ContentPage
{
    OpenWeatherService _openWeatherService;
    public MainPage()
    {
        InitializeComponent();
        _openWeatherService = new OpenWeatherService();
        GetWeatherWithGeoLocation();

    }
    string GenerateRequestUri(string endpoint)
    {
        string requestUri = endpoint;
        requestUri += $"?q={_cityEntry.Text}";
        requestUri += "&units=metric";
        requestUri += $"&APPID={Constants.OpenWeatherMapAPIKey}";
        return requestUri;
    }

    public async void OnGetWeatherButtonClicked(object sender, EventArgs e)
    {
        if (!string.IsNullOrWhiteSpace(_cityEntry.Text))
        {
            WeatherData weatherData = await _openWeatherService.GetWeatherData(GenerateRequestUri(Constants.OpenWeatherMapEndpoint));
            _weatherIcon.Source = "https://openweathermap.org/img/wn/" + weatherData.weather[0].icon + "@2x.png";
            BindingContext = weatherData;
        }
    }

    public async void GetWeatherWithGeoLocation()
    {
        var location = await Geolocation.GetLocationAsync();

        if (location != null)
        {
            var lat = location.Latitude;
            var lon = location.Longitude;
            WeatherData weatherData = await _openWeatherService.GetWeatherData(GenerateRequestUriGeo(Constants.OpenWeatherMapEndpoint, lat, lon));
            _weatherIcon.Source = "https://openweathermap.org/img/wn/" + weatherData.weather[0].icon + "@2x.png";
            BindingContext = weatherData;
        }
    }

    string GenerateRequestUriGeo(string endpoint, double lati, double longt)
    {
        string requestUri = endpoint;
        requestUri += $"?lat={lati}";
        requestUri += $"&lon={longt}";
        requestUri += "&units=imperial";
        requestUri += $"&APPID={Constants.OpenWeatherMapAPIKey}";
        return requestUri;
    }
}