public ActionResult GenerateNameSortList(string access_token, string error)
{
if (error != null || error == "access_denied")
{
return(View("Error"));
}
if (string.IsNullOrEmpty(access_token))
{
return(View());
}
try
{
_spotifyApi.Token = access_token;
SpotifyService spotifyService = new SpotifyService(_spotifyApi);
//Get user_id and user displayName
SpotifyUser spotifyUser = spotifyService.GetUserProfile();
ViewBag.UserName = spotifyUser.DisplayName;
Tracks tocadasRecentemente = spotifyService.GetRecentlyPlayed();
List <Audio> metaAudios = spotifyService.GetAudioTracks(tocadasRecentemente, spotifyUser);
/*//Usando o framework ML
* string _dataPath = Path.Combine(Environment.CurrentDirectory, "Dados", spotifyUser+"musicas.csv");
* string _modelPath = Path.Combine(@"C:\Users\fran\Documents\Docs\" + spotifyUser.UserId + "musicasSaida.csv");
*
* var env = new LocalEnvironment();
* var reader = new TextLoader(env,
* new TextLoader.Arguments()
* {
* Separator = ";",
* HasHeader = true,
* Column = new[]
* {
* new TextLoader.Column("Speechiness", DataKind.R4, 0),
* new TextLoader.Column("Liveness", DataKind.R4, 1),
* new TextLoader.Column("Energy", DataKind.R4, 2),
* new TextLoader.Column("Danceability", DataKind.R4, 3)
*
* }
* });
* IDataView trainingDataView = reader.Read(new MultiFileSource(_dataPath));
* var pipeline = new TermEstimator(env, "Label", "Label")
* .Append(new ConcatEstimator(env, "Speechiness", "Liveness", "Energy", "Danceability", "PetalWidth"))
* .Append(new SdcaMultiClassTrainer(env, new SdcaMultiClassTrainer.Arguments()))
* .Append(new KeyToValueEstimator(env, "PredictedLabel"));
*
* // STEP 4: Train your model based on the data set
* var model = pipeline.Fit(trainingDataView);
*
* // var x = spotifyService.MeuK(metaAudios);
* // metaAudios = spotifyService.calcDistancias(metaAudios);
*
* //playlistProntas = spotifyService.Knn(metaAudios);
*
* /* string uriCallback = "http:%2F%2Flocalhost:12029%2FHome%2FPost";
* string clientId = "215f619c52da4befaa569f12a2108b41";
* string completo = "https://accounts.spotify.com/en/authorize?client_id=" + clientId +
* "&response_type=token&redirect_uri=" + uriCallback +
* "&state=&scope=" + Scope.PLAYLIST_MODIFY_PRIVATE.GetStringAttribute(" ") +
* "&show_dialog=true";
* ViewBag.AuthUri = completo;*/
return(RedirectToAction("Create", "Usuarios"));
// Post(access_token, error, playlistProntas);
//return View("Teste", playlistProntas);
}
catch (Exception e)
{
return(View("Error"));
}
}
/* public ActionResult PlayLists() {
* ViewBag.usuario = spotifyUser.DisplayName;
* return View(db.Musicas.Where(m => m.idUsuario.Equals(spotifyUser.UserId)).ToList());
* }*/
public ActionResult GenerateNameSortList(string access_token, string error)
{
if (error != null || error == "access_denied")
{
return(View("Error"));
}
if (string.IsNullOrEmpty(access_token))
{
return(View());
}
try
{
_spotifyApi.Token = access_token;
SpotifyService spotifyService = new SpotifyService(_spotifyApi);
//Get user_id and user displayName
spotifyUser = spotifyService.GetUserProfile();
ViewBag.UserName = spotifyUser.DisplayName;
Tracks tocadasRecentemente = spotifyService.GetRecentlyPlayed();
List <Audio> metaAudios = spotifyService.GetAudioTracks(tocadasRecentemente, spotifyUser);
// GeraPlayLists();
/*HttpContext.Current.Server.MapPath("~/Content/Dados/");
* using (var sw = new StreamWriter(path + nomeArquivo + "musicas.csv"))*/
string _dataPath = System.Web.HttpContext.Current.Server.MapPath("~/Content/Dados/" + spotifyUser.UserId + "_" + spotifyUser.DisplayName + "musicas.csv");
string _dataPath2 = System.Web.HttpContext.Current.Server.MapPath("~/Content/Dados/dataSpotify.csv");
string _modelPath = System.Web.HttpContext.Current.Server.MapPath("~/Content/Dados/p1.zip");
string _modelPath2 = System.Web.HttpContext.Current.Server.MapPath("~/Content/Dados/p2.zip");
string nomeArq = spotifyUser.UserId + "_" + spotifyUser.DisplayName + "musicas.csv";
var model1 = PredictionModel.ReadAsync <Musica, ClusterPrediction>(_modelPath).Result;
var model2 = PredictionModel.ReadAsync <Musica, ClusterPrediction>(_modelPath2).Result;
var rec = spotifyService.geraplay(_dataPath, _dataPath2, model1, model2);
rec.Nome = spotifyUser.DisplayName;
rec.IdUsuario = spotifyUser.UserId;
foreach (var musicasp1 in rec.P1)
{
musicasp1.IdUsuario = spotifyUser.UserId;
// db.Musicas.Add(musicasp1);
}
foreach (var musicasp2 in rec.P2)
{
musicasp2.IdUsuario = spotifyUser.UserId;
//db.Musicas.Add(musicasp2);
}
foreach (var musicasp3 in rec.P3)
{
musicasp3.IdUsuario = spotifyUser.UserId;
//db.Musicas.Add(musicasp3);
}
// db.SaveChanges();
TempData["rec"] = rec;
TempData["nomeArqui"] = nomeArq;
return(RedirectToAction("Index", "Musicas"));
// return RedirectToAction("Playlists", rec);
// Post(access_token, error, playlistProntas);
//return View("Teste", playlistProntas);
}
catch (Exception e)
{
return(View("Error"));
}
}
