/// <summary>
/// Service responsible to Request Spotify Token Authorization
/// </summary>
public async Task <string> GetTokenAuthorizationAsync()
{
SpotifyAuthorizationResponse spotifyAuthorizationResponse = null;
try
{
string clientIdSpotify = WorkBench.Configuration.GetSection("ClientIdSpotify").Value;
string clientSecretSpotify = WorkBench.Configuration.GetSection("ClientSecretSpotify").Value;
string spotifyIdEncode = Encode(clientIdSpotify + ":" + clientSecretSpotify);
Dictionary <string, string> header = new Dictionary <string, string>();
header.Add("Authorization", "Basic " + spotifyIdEncode);
header.Add("Content-Type", "application/x-www-form-urlencoded");
string body = "grant_type=client_credentials";
spotifyAuthorizationResponse = await new ApiWrapper("SpotifyAuthorization").PostAsync <SpotifyAuthorizationResponse>($"", body.ToJsonCamelCase(), header);
}
catch (Exception ex)
{
AddBusinessInfo("NO_INTERNET");
Logger.Error(ex, ex.Message);
}
return(spotifyAuthorizationResponse?.AccessToken);
}
private async Task <string> ProcessAuthorizationResponse(HttpResponseMessage responseMessage)
{
if (!responseMessage.IsSuccessStatusCode)
{
// TODO: error handling
throw new Exception(await responseMessage.Content.ReadAsStringAsync());
}
SpotifyAuthorizationResponse response = JsonConvert.DeserializeObject <SpotifyAuthorizationResponse>(
await responseMessage.Content.ReadAsStringAsync());
AccessTokenExpiresAt = DateTimeOffset.UtcNow + TimeSpan.FromSeconds(response.ExpiresIn);
if (response.RefreshToken != null)
{
RefreshToken = response.RefreshToken;
}
AccessToken = response.AccessToken;
return(AccessToken);
}
private async Task <SpotifyAuthorizationResponse> GetAuthorizationResponseAsync()
{
using (var client = new HttpClient())
{
client.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Basic", Base64Encode(ClientID + ":" + ClientSecret));
var content = new FormUrlEncodedContent(new List <KeyValuePair <string, string> >()
{
new KeyValuePair <string, string>("grant_type", "client_credentials")
});
HttpResponseMessage response = await client.PostAsync(AuthorizationEndpoint, content);
string jsonString = await response.Content.ReadAsStringAsync();
SpotifyAuthorizationResponse authorizationResponse = JsonConvert.DeserializeObject <SpotifyAuthorizationResponse>(jsonString);
return(authorizationResponse);
}
}
