private async Task <ResponseContext> InternalInvokeAsync(MethodInfo targetMethod, object[] args, Type genericReturnType = null)
{
var culture = _proxyContext.CultureFactory?.Invoke();
var descriptor = new RequestDescriptor(targetMethod,
_proxyContext.ProxyType,
_proxyContext.ClientIp,
_proxyContext.UserAgent,
_proxyContext.Query,
culture,
args);
RequestContext requestContext = await _proxyManager.CreateRequestAsync(descriptor);
ResponseContext responseContext = null;
try
{
HttpResponseMessage response = null;
string metadata = string.Empty;
if (_proxyManager.HasFilter)
{
await Task.WhenAll(_proxyManager.RequestFilters.Select(t => t.InvokeAsync(requestContext)));
}
response = await _proxyManager.HttpClient.SendAsync(requestContext.Request);
responseContext = await ProxyResultExecutor.ExecuteAsync(response,
requestContext,
genericReturnType);
}
catch (Exception ex)
{
var properties = CreateContextProperties(requestContext, targetMethod);
var result = properties.GetConfigurationContextDetail(properties);
throw new ProxyException(result, ex);
}
if ((int)responseContext.Response.StatusCode == StatusCodes.Status404NotFound)
{
var properties = CreateContextProperties(requestContext, targetMethod);
var result = properties.GetConfigurationContextDetail(properties);
throw new ProxyException(result, new HttpRequestException());
}
return(responseContext);
}