void INavigationAware.OnNavigatedFrom(NavigationContext navigationContext)
{
Microsoft.Practices.Prism.UriQuery q = new Microsoft.Practices.Prism.UriQuery();
var selectedMoods = SelectedMoods.Select(t => WebUtility.HtmlEncode(t.Name)).ToArray();
if (selectedMoods.Any())
{
q.Add("Moods", string.Join(",", selectedMoods));
}
var selectedStyles = SelectedStyles.Select(t => WebUtility.HtmlEncode(t.Name)).ToArray();
if (selectedStyles.Any())
{
q.Add("Styles", string.Join(",", selectedStyles));
}
SetParameterValue("Tempo", q, Tempo.Minimum);
SetParameterValue("Loudness", q, Loudness.Minimum);
SetParameterValue("Danceability", q, Danceability.Minimum);
SetParameterValue("Energy", q, Energy.Minimum);
SetParameterValue("ArtistHotness", q, ArtistHotness.Minimum);
SetParameterValue("ArtistFamiliarity", q, ArtistFamiliarity.Minimum);
SetParameterValue("SongHotness", q, SongHotness.Minimum);
var newUri = typeof(MainStationView).FullName + q;
navigationContext.NavigationService.Journal.CurrentEntry.Uri = new Uri(newUri, UriKind.RelativeOrAbsolute);
}
private void ExecuteStartRadio()
{
Task.Factory.StartNew(() =>
{
SelectedMoods.ForEach(s => s.Count = s.Count + 1);
SelectedStyles.ForEach(s => s.Count = s.Count + 1);
using (var session = _documentStore.OpenSession())
{
foreach (var selectedStyle in SelectedStyles)
{
var styleTerm = session.Load <StyleTerm>(selectedStyle.ID);
if (styleTerm != null)
{
styleTerm.Count = selectedStyle.Count;
session.Store(styleTerm);
}
}
foreach (var selectedMood in SelectedMoods)
{
var styleTerm = session.Load <MoodTerm>(selectedMood.ID);
if (styleTerm != null)
{
styleTerm.Count = selectedMood.Count;
session.Store(styleTerm);
}
}
session.SaveChanges();
}
})
.ContinueWith(task =>
{
if (task.Exception != null)
{
_logger.Log(task.Exception.ToString(), Category.Exception, Priority.Medium);
}
});
Task.Factory.StartNew(() =>
{
using (_loadingIndicatorService.EnterLoadingBlock())
{
using (var session = new EchoNestSession(EchoNestModule.ApiKey))
{
SearchArgument arg = new SearchArgument();
FillTermList(SelectedMoods, arg.Moods);
FillTermList(SelectedStyles, arg.Styles);
arg.MinFamiliarity = ArtistFamiliarity.Minimum;
arg.MinHotttnesss = ArtistHotness.Minimum;
var response = session.Query <Search>().Execute(arg);
if (response == null)
{
_toastService.Show("Unable to generate playlist");
return;
}
if (response.Status.Code == ResponseCode.Success && response.Artists.Count > 0)
{
StaticArgument arg2 = new StaticArgument();
arg2.Results = 75;
FillTermList(SelectedMoods, arg2.Moods);
FillTermList(SelectedStyles, arg2.Styles);
arg2.Type = "artist-radio";
arg2.Artist.Add(response.Artists[0].Name);
arg2.MinTempo = Tempo.Minimum;
arg2.MinLoudness = Loudness.Minimum;
arg2.MinDanceability = Danceability.Minimum;
arg2.MinEnergy = Energy.Minimum;
arg2.ArtistMinFamiliarity = ArtistFamiliarity.Minimum;
arg2.ArtistMinHotttnesss = ArtistHotness.Minimum;
arg2.SongMinHotttnesss = SongHotness.Minimum;
_radio.Play(new StyleTrackStream(arg2, _radio, _toastService));
}
else
{
if (response.Artists != null && response.Artists.Count == 0)
{
// TODO : Localize
_toastService.Show("Unable to find songs matching the current criterias");
}
else
{
_toastService.Show("EchoNest : " + response.Status.Message);
}
}
}
}
})
.ContinueWith(task =>
{
if (task.Exception != null)
{
_logger.Log(task.Exception.ToString(), Category.Exception, Priority.Medium);
}
});
}
