private async Task <AuthorizationToken> GetAuthorizationTokenAsync()
{
var secret = await secretsService
.GetSecretAsync(nameof(AuthenticationService))
.ConfigureAwait(false);
if (string.IsNullOrEmpty(secret))
{
return(null);
}
var token = JsonConvert.DeserializeObject <AuthorizationToken>(secret);
if (token.AccessTokenExpires.GetValueOrDefault(DateTime.UtcNow).AddMinutes(-1) < DateTime.UtcNow)
{
token = await AuthorizationHandler
.RefreshAsync(token)
.ConfigureAwait(false);
await((IAuthenticationSetup)this)
.SetupAsync(token)
.ConfigureAwait(false);
}
return(token);
}
