private async Task <object> RunMethod(Attribute[] attributes, Type retType, ParameterInfo[] parameterInfos, Parameters parameters)
{
RequestAttribute ra = attributes.FirstOrDefault(s => s is RequestAttribute) as RequestAttribute;
if (ra == null)
{
FileTransferAttribute sa = attributes.FirstOrDefault(s => s is FileTransferAttribute) as FileTransferAttribute;
if (sa == null)
{
throw new MessageException("特性不存在");
}
return(SendStream(sa, parameters.ParametersInfo));
}
HttpResponseMessage rd = await Request(ra, parameterInfos, parameters.ParametersInfo);
if (rd.IsSuccessStatusCode)
{
Type respType = retType;
if (retType.IsTask())
{
var args = retType.GenericTypeArguments;
if (args.Length > 0)
{
respType = args[0];
}
}
if (respType == typeof(HttpResponseMessage))
{
return(rd);
}
if (respType == typeof(Stream))
{
return(await rd.Content.ReadAsStreamAsync());
}
if (respType == typeof(byte[]))
{
return(await rd.Content.ReadAsByteArrayAsync());
}
if (respType == typeof(void))
{
return(Task.CompletedTask);
}
string value = await rd.Content.ReadAsStringAsync();
if (respType == typeof(string))
{
return(value);
}
if (!string.IsNullOrWhiteSpace(value))
{
var v = value.ToObject(respType);
return(v);
}
}
throw new MessageException(rd.ToString());
}
private Task <HttpResponseMessage> SendStream(FileTransferAttribute sa, params object[] objs)
{
string uri = HttpWebHelper.PathCombine(Uri, sa.Uri);
return(HttpWebNetwork.SendStream(uri, sa.ContentName, sa.ContentType, objs));
}