private static object CreateMethodReturnContracts(IPayloadDescriptorProvider payloadProvider, IMethodDescriptorProvider methodProvider, IHubDescriptorProvider hubProvider)
{
return hubProvider.GetHubs()
.Select(hub => methodProvider.GetMethods(hub)
.Where(methodDescriptor => payloadProvider.HasPayload(methodDescriptor.ReturnType)))
.Where(methodList => methodList.Count() > 0)
.ToDictionary(methodList => methodList.First().Hub.HubType.GetHubName(),
methodList => methodList
.Select(methodDescriptor =>
{
PayloadDescriptor payloadDescriptor = payloadProvider.GetPayload(methodDescriptor.ReturnType);
bool enumerable = false;
// If payloadDescriptor is null then the return type has a payload within it
if (payloadDescriptor == null)
{
payloadDescriptor = payloadProvider.GetPayload(methodDescriptor.ReturnType.GetEnumerableType());
enumerable = true;
}
return new object[]{
methodDescriptor.Name,
new object[]{
payloadDescriptor.ID,
enumerable ? CompressionTypeHelper.EnumerableTypeId : CompressionTypeHelper.DefaultTypeId
}
};
}).ToDictionary(methodNameToID => methodNameToID[0],
methodNameToID => methodNameToID[1]));
}
private static bool HasPayloadArgument(IEnumerable<ParameterDescriptor> arguments, IPayloadDescriptorProvider payloadProvider)
{
try
{
return arguments.Where(parameterDescriptor => payloadProvider.HasPayload(parameterDescriptor.ParameterType))
.Count() > 0;
}
catch
{
return false;
}
}
