/// <summary>
/// Oauth2.0 Flow for Uber
/// </summary>
/// <param name="clientID">ClientID of the Uber app</param>
/// <param name="redirect_uri">Redirect URI</param>
/// <param name="scope">List of space delimited scopes to request from Uber</param>
public static async Task <bool> Oauth2Flow(string clientID, string redirect_uri, string clientsecret, string scope)
{
if (!String.IsNullOrEmpty(UberConstants.ReadSecret(UberConstants.ClientSecretUserName)))
{
return(true);
}
WebAuthenticationResult authCodeResult = await GetAuthorizationCode(clientID, redirect_uri, scope);
if (authCodeResult.ResponseStatus == WebAuthenticationStatus.Success)
{
string responseData = authCodeResult.ResponseData.ToString();
string subResponseData = responseData.Substring(responseData.IndexOf("code"));
String[] keyValPairs = subResponseData.Split('=');
string authCode = keyValPairs[1];
Dictionary <string, string> pairs = new Dictionary <string, string>
{
{ "client_secret", clientsecret },
{ "client_id", clientID },
{ "grant_type", "authorization_code" },
{ "redirect_uri", redirect_uri },
{ "code", authCode }
};
HttpFormUrlEncodedContent formContent = new HttpFormUrlEncodedContent(pairs);
HttpClient client = new HttpClient();
var httpresponseMessage = await client.PostAsync(new Uri(UberAPI.UberAccessTokenUrl), formContent);
string response = await httpresponseMessage.Content.ReadAsStringAsync();
UberAuthModel authResponse = JsonConvert.DeserializeObject <UberAuthModel>(response);
UberConstants.StoreSecret(UberConstants.AccessTokenUserName, authResponse.access_token);
UberConstants.StoreSecret(UberConstants.RefreshTokenUserName, authResponse.refresh_token);
return(true);
}
return(false);
}
public async void SignIn()
{
await AuthHelper.Oauth2Flow(UberConstants.ClientId, redirect_uri, UberConstants.ReadSecret(UberConstants.ClientSecretUserName), string.Join(" ", scope));
}