public TokenSpotify ObterTokenSpotify()
{
string clientId = "89dfee72193c43258d1239e95fe0d757";
string clientSecret = "ed5524154573408da1370e6de7d830e8";
string credentials = String.Format("{0}:{1}", clientId, clientSecret);
TokenSpotify token = null;
using (var client = new HttpClient())
{
client.DefaultRequestHeaders.Accept.Clear();
client.DefaultRequestHeaders.Accept.Add(new MediaTypeWithQualityHeaderValue("application/json"));
client.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Basic", Convert.ToBase64String(Encoding.UTF8.GetBytes(credentials)));
List <KeyValuePair <string, string> > requestData = new List <KeyValuePair <string, string> >();
requestData.Add(new KeyValuePair <string, string>("grant_type", "client_credentials"));
FormUrlEncodedContent requestBody = new FormUrlEncodedContent(requestData);
//Request Token
try
{
var request = client.PostAsync("https://accounts.spotify.com/api/token", requestBody);
var response = request.Result;
token = JsonConvert.DeserializeObject <TokenSpotify>(response.Content.ReadAsStringAsync().Result);
}
catch (Exception)
{
}
return(token);
}
}
public RetornoAlbunsSpotify.RootObject ObterListaAlbuns(TokenSpotify token, string genero)
{
RetornoAlbunsSpotify.RootObject results = null;
using (var client = new HttpClient())
{
client.BaseAddress = new Uri("https://api.spotify.com/v1/");
client.DefaultRequestHeaders.Add("Authorization", "Bearer " + token.access_token);
string url = $"browse/categories/{genero}/playlists?limit=50";
HttpResponseMessage response = null;
try
{
response = client.GetAsync(url).Result;
}
catch (Exception ex)
{
if (response == null)
{
response = new HttpResponseMessage();
}
response.StatusCode = HttpStatusCode.InternalServerError;
response.ReasonPhrase = string.Format("RestHttpClient.SendRequest failed: {0}", ex);
}
if (response.IsSuccessStatusCode)
{
string responseBody = response.Content.ReadAsStringAsync().Result;
results = JsonConvert.DeserializeObject <RetornoAlbunsSpotify.RootObject>(responseBody);
}
}
return(results);
}
private void AdicionarAlbunsSpotify(ApplicationDbContext context)
{
SpotifyService spotify = new SpotifyService();
TokenSpotify token = spotify.ObterTokenSpotify();
if (token != null && !string.IsNullOrWhiteSpace(token.access_token))
{
string[] generos = new string[] { "pop", "rock", "classical", "jazz" };
foreach (string genero in generos)
{
RetornoAlbunsSpotify.RootObject albunsSpotify = spotify.ObterListaAlbuns(token, genero);
if (albunsSpotify != null && albunsSpotify.playlists != null)
{
string generoBanco = string.Empty;
switch (genero)
{
case "pop":
generoBanco = "POP";
break;
case "classical":
generoBanco = "CLASSIC";
break;
case "rock":
generoBanco = "ROCK";
break;
default:
generoBanco = "MPB";
break;
}
if (albunsSpotify.playlists.items.Any())
{
foreach (var item in albunsSpotify.playlists.items)
{
Disco disco = new Disco()
{
Genero = generoBanco,
Nome = item.name
};
Random randNum = new Random();
decimal valorVenda = randNum.Next(10, 100);
double centavos = randNum.NextDouble();
disco.PrecoVenda = valorVenda + decimal.Round((decimal)centavos, 2);
context.CatalogoDiscos.Add(disco);
}
context.SaveChanges();
}
}
}
}
}