private async Task ProcessRedirect(HttpListenerContext context, string clientId, string secret, string redirectUrl)
{
var error = HttpUtility.ParseQueryString(context.Request.Url.Query).Get("error_description");
if (error != null)
{
throw new InvalidOperationException(error);
}
var code = HttpUtility.ParseQueryString(context.Request.Url.Query).Get("code");
await SendRedirectResponse(context.Response).ConfigureAwait(false);
var form = new Dictionary <string, string>
{
{ "grant_type", "authorization_code" },
{ "code", code },
{ "client_id", clientId },
{ "client_secret", secret },
{ "redirect_uri", redirectUrl }
};
Token = await http.PostForm <AuthToken>("https://api.amazon.com/auth/o2/token", form).ConfigureAwait(false);
if (Token != null)
{
OnTokenUpdate?.Invoke(Token.access_token, Token.refresh_token, DateTime.UtcNow.AddSeconds(Token.expires_in));
}
await Account.GetEndpoint().ConfigureAwait(false);
}
private async Task UpdateToken()
{
updatingToken = true;
var form = new Dictionary <string, string>
{
{ "grant_type", "refresh_token" },
{ "refresh_token", Token.refresh_token },
{ "client_id", clientId },
{ "client_secret", clientSecret }
};
Token = await http.PostForm <AuthToken>("https://api.amazon.com/auth/o2/token", form).ConfigureAwait(false);
if (Token != null)
{
OnTokenUpdate?.Invoke(Token.access_token, Token.refresh_token, DateTime.UtcNow.AddSeconds(Token.expires_in));
}
updatingToken = false;
}