public async void SearchForBand()
{
Views.Shell.SetBusyVisibility(Visibility.Visible, "Searching");
try
{
//Searching for a band with Bandsintown services
BitArtistsService search = new BitArtistsService();
BitArtist artist = await search.GetArtistAsync(this.Value);
if (artist != null)
{
this.NavigationService.Navigate(typeof(Views.BandPage), artist);
}
}
catch (ArgumentException)
{
//Catching bad argument input
MessageDialog msgDialog = new MessageDialog("\"" + this.Value + "\" is not valid , please retry", "404 : Band not found:'(");
await msgDialog.ShowAsync();
}
catch (Exception)
{
//Catching no service or notfound band
MessageDialog msgDialog = new MessageDialog("No bands found for \"" + this.Value + "\" please retry... ", "404 : Band not found :'(");
await msgDialog.ShowAsync();
}
finally {
Views.Shell.SetBusyVisibility(Visibility.Collapsed);
}
}
public async Task <List <BitEvent> > GetEventsForArtistAsync(BitArtist query)
{
if (query == null)
{
throw new ArgumentNullException(nameof(query));
}
if (query.Name.IsBlank())
{
throw new ArgumentException("BandsInTown band name query could not be empty.", nameof(query));
}
//string queryEncoded = WebUtility.UrlEncode(query.Name);
string queryEncoded = query.Name.Trim();
string url = string.Format("http://api.bandsintown.com/artists/{0}/events.json?api_version={1}&app_id={2}", queryEncoded, BIT_API_VERSION, APP_ID);
Debug.WriteLine("GetEventsForArtistAsync>Request : " + url);
string webresponse;
using (HttpClient client = new HttpClient())
{
//client.DefaultRequestHeaders.TryAppendWithoutValidation("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/42.0.2311.135 Safari/537.36 Edge/12.10240");
webresponse = await client.GetStringAsync(new Uri(url));
Debug.WriteLine("GetEventsForArtistAsync>result : " + webresponse);
}
//TODO : Decompose
return(JsonConvert.DeserializeObject <List <BitEvent> >(webresponse, new JsonSerializerSettings {
Error = HandleDeserializationError
}));
}
public override void OnNavigatedTo(object parameter, NavigationMode mode, IDictionary <string, object> state)
{
if (state.Any())
{
// use cache value(s)
if (state.ContainsKey(nameof(Name)))
{
Name = state[nameof(Name)]?.ToString();
}
// clear any cache
state.Clear();
}
else
{
// use navigation parameter
//Name = parameter?.ToString();
_Artist = (BitArtist)parameter;
SearchBandEvents();
}
}
