private async Task <T> WebApiRequest <T>(Func <HttpRequestMessage> createRequest, CancellationToken?cancellationToken) where T : class
{
while (true)
{
try
{
var request = createRequest();
if (!string.IsNullOrEmpty(_token)) // Token is cleared by methods that don't require authentication (e.g. OAuthV2Api.Access)
{
request.Headers.Authorization = new AuthenticationHeaderValue("Bearer", _token);
}
var response = await _http.Execute <WebApiResponse>(request, cancellationToken ?? CancellationToken.None).ConfigureAwait(false)
?? new WebApiResponse
{
Ok = true
};
return(Deserialize <T>(response));
}
catch (SlackRateLimitException e) when(!DisableRetryOnRateLimit)
{
await Task.Delay(e.RetryAfter ?? TimeSpan.FromSeconds(1)).ConfigureAwait(false);
}
}
}
private async Task <T> WebApiRequest <T>(Func <HttpRequestMessage> createRequest, CancellationToken?cancellationToken) where T : class
{
while (true)
{
try
{
var response = await _http.Execute <WebApiResponse>(createRequest(), cancellationToken ?? CancellationToken.None).ConfigureAwait(false)
?? new WebApiResponse
{
Ok = true
};
return(Deserialize <T>(response));
}
catch (SlackRateLimitException e) when(!DisableRetryOnRateLimit)
{
await Task.Delay(e.RetryAfter ?? TimeSpan.FromSeconds(1)).ConfigureAwait(false);
}
}
}
/// <summary>
/// Calls a Slack API method.
/// </summary>
/// <typeparam name="T">Type of response expected.</typeparam>
/// <param name="apiMethod">Name of Slack method.</param>
/// <param name="args">Arguments to send to Slack. The "token" parameter will be filled in automatically.</param>
/// <param name="cancellationToken"></param>
public async Task <T> Get <T>(string apiMethod, Args args, CancellationToken?cancellationToken) where T : class
{
var requestMessage = new HttpRequestMessage(HttpMethod.Get, Url(apiMethod, args));
return(Deserialize <T>(await _http.Execute <WebApiResponse>(requestMessage, cancellationToken ?? CancellationToken.None).ConfigureAwait(false)));
}