void weatherClient_OpenReadCompleted(object sender, OpenReadCompletedEventArgs e)
{
if (e.Error == null)
{
Task.Factory.StartNew(() => {
DataContractJsonSerializer dc = new DataContractJsonSerializer(typeof(WorldWeatherInfo));
WorldWeatherInfo worldWeatherInfo = (WorldWeatherInfo)dc.ReadObject(e.Result);
ObservableCollection <CityWeather> tempWeatherInCities = new ObservableCollection <CityWeather>();
foreach (CityWeatherInfo weatherInfo in worldWeatherInfo.list)
{
CityWeather cityWeather = ViewModelSource.Create(() => new CityWeather(weatherInfo));
string cityWithId = string.Format("{0};{1}", cityWeather.City, cityWeather.CityID);
if (capitals.Contains(cityWeather.City) || capitals.Contains(cityWithId))
{
if (cityWeather.WeatherDescriptions != null && cityWeather.WeatherDescriptions.Count > 0)
{
cityWeather.WeatherIconPath = "http://openweathermap.org/img/w/" + cityWeather.WeatherDescriptions[0].IconName + ".png";
}
tempWeatherInCities.Add(cityWeather);
}
}
lock (weatherLocker) {
WeatherInCities = tempWeatherInCities;
}
this.uiDispatcher.Invoke(new Action(() => UpdateCurrentTemperatureType()));
});
}
}
public void GetForecastForCityAsync(CityWeather cityWeather)
{
string link = string.Format("http://api.openweathermap.org/data/2.5/forecast?units=metric&id={0}&APPID={1}", cityWeather.CityID.ToString(), OpenWeatherKey);
WebClient forecastClient = new WebClient();
forecastClient.OpenReadCompleted += forecastClient_OpenReadCompleted;
forecastClient.OpenReadAsync(new Uri(link), cityWeather);
}
void forecastClient_OpenReadCompleted(object sender, OpenReadCompletedEventArgs e)
{
if (e.Error == null)
{
((WebClient)sender).OpenReadCompleted -= forecastClient_OpenReadCompleted;
Stream stream = e.Result;
CityWeather cityWeatherInfo = (CityWeather)e.UserState;
Task.Factory.StartNew(() => {
DataContractJsonSerializer dc = new DataContractJsonSerializer(typeof(ForecastInfo));
ForecastInfo forecast = (ForecastInfo)dc.ReadObject(stream);
this.uiDispatcher.Invoke(new Action(() => { cityWeatherInfo.SetForecast(forecast.list); }));
});
}
}