public async Task <T> GetResponseAsync <T>(RequestPrimitive <TPrimitiveContent> body)
where T : class, new()
{
if (body.To == null)
{
body.To = AeId;
}
else if (!body.To.StartsWith("/"))
{
body.To = $"{AeId}/{body.To}";
}
if (body.From == null)
{
body.From = AeId;
}
return(await Connection.GetResponseAsync <T>(body));
}
public async Task <ResponseContent <TPrimitiveContent> > GetResponseAsync(RequestPrimitive <TPrimitiveContent> body) => await GetResponseAsync <ResponseContent <TPrimitiveContent> >(body);
internal CoAP.Request GetRequest(RequestPrimitive <TPrimitiveContent> body)
{
var args = GetRequestParameters(body);
var fc = body.FilterCriteria;
if (fc != null)
{
if (fc.Attribute != null)
{
foreach (var attr in fc.Attribute)
{
if (attr.Value != null)
{
args.Add("atr", $"{attr.Name},{attr.Value.ToString()}");
}
}
}
}
var method = body.Operation switch
{
Operation.Retrieve => CoAP.Method.GET,
Operation.Update => CoAP.Method.PUT,
Operation.Delete => CoAP.Method.DELETE,
_ => CoAP.Method.POST,
};
var request = new CoAP.Request(method);
request.AckTimeout = 10000 * 1000;
request.URI = _pnClient.Uri;
var to = body.To;
var pathParts = to.Split("/", StringSplitOptions.RemoveEmptyEntries);
if (to.StartsWith("//"))
{
request.AddUriPath("_");
}
else if (to.StartsWith("/"))
{
request.AddUriPath("~");
}
foreach (var pathPart in pathParts)
{
request.AddUriPath(pathPart);
}
foreach (var query in args.AllKeys.SelectMany(args.GetValues, (k, v) => $"{k}={/*Uri.EscapeDataString*/(v)}"))
{
request.AddUriQuery(query);
}
if (body.ResourceType != null)
{
request.AddOption(Option.Create((CoAP.OptionType)OneM2mRequestOptions.TY, (int)body.ResourceType));
}
if (body.PrimitiveContent != null)
{
var bodyJson = SerializeJson(body.PrimitiveContent);
request.SetPayload(bodyJson, (int)ContentFormats.Json);
}
if (body.From != null)
{
request.SetOption(Option.Create((CoAP.OptionType)OneM2mRequestOptions.FR, body.From));
}
request.SetOption(Option.Create((CoAP.OptionType)OneM2mRequestOptions.RQI, body.RequestIdentifier ?? NextRequestId));
if (body.GroupRequestIdentifier != null)
{
request.SetOption(Option.Create((CoAP.OptionType)OneM2mRequestOptions.GID, body.GroupRequestIdentifier));
}
if (body.OriginatingTimestamp != null)
{
request.SetOption(Option.Create((CoAP.OptionType)OneM2mRequestOptions.OT, body.OriginatingTimestamp.Value.ToString(_dateTimeFormat)));
}
if (body.ResultExpirationTimestamp != null)
{
request.SetOption(Option.Create((CoAP.OptionType)OneM2mRequestOptions.RSET, body.ResultExpirationTimestamp));
}
if (body.RequestExpirationTimestamp != null)
{
request.SetOption(Option.Create((CoAP.OptionType)OneM2mRequestOptions.RQET, body.RequestExpirationTimestamp));
}
if (body.OperationExecutionTime != null)
{
request.SetOption(Option.Create((CoAP.OptionType)OneM2mRequestOptions.OET, body.OperationExecutionTime));
}
if (body.EventCategory != null)
{
request.SetOption(Option.Create((CoAP.OptionType)OneM2mRequestOptions.EC, body.EventCategory));
}
if (body.ResponseType?.NotificationURI != null)
{
request.SetOption(Option.Create((CoAP.OptionType)OneM2mRequestOptions.RTURI, string.Join("&", body.ResponseType.NotificationURI)));
}
return(request);
}
public override async Task <T> GetResponseAsync <T>(RequestPrimitive <TPrimitiveContent> body)
{
var request = GetRequest(body);
return(await GetResponseAsync <T>(request));
}
internal HttpRequestMessage GetRequest(RequestPrimitive <TPrimitiveContent> body)
{
var args = GetRequestParameters(body);
var fc = body.FilterCriteria;
if (fc != null)
{
foreach (var attr in fc.Attribute)
{
if (attr.Value != null)
{
args.Add(attr.Name, attr.Value.ToString());
}
}
}
var method = body.Operation switch
{
Operation.Retrieve => HttpMethod.Get,
Operation.Update => HttpMethod.Put,
Operation.Delete => HttpMethod.Delete,
_ => HttpMethod.Post,
};
var url = body.To;
if (url.StartsWith("//"))
{
url = "/_/" + url.Substring(2);
}
else if (url.StartsWith("/"))
{
url = "/~/" + url.Substring(1);
}
else
{
url = "/" + url;
}
var urlBuilder = new UriBuilder(_iotApiUrl)
{
Path = url,
Query = string.Join("&", args.AllKeys.SelectMany(args.GetValues, (k, v) => $"{k}={Uri.EscapeDataString(v)}")),
};
var httpRequestMessage = new HttpRequestMessage(method, urlBuilder.ToString());
var contentTypeHeader = new MediaTypeHeaderValue(OneM2MResponseContentType);
//if (method == HttpMethod.Post || method == HttpMethod.Put)
{
if (body.ResourceType != null)
{
contentTypeHeader.Parameters.Add(new NameValueHeaderValue("ty", ((int)body.ResourceType).ToString()));
}
if (body.PrimitiveContent != null)
{
var bodyJson = SerializeJson(body.PrimitiveContent);
httpRequestMessage.Content = new StringContent(bodyJson, Encoding.UTF8);
httpRequestMessage.Content.Headers.ContentType = contentTypeHeader;
}
}
httpRequestMessage.Headers.Add("X-M2M-Origin", body.From);
httpRequestMessage.Headers.Add("X-M2M-RI", body.RequestIdentifier ?? NextRequestId);
if (body.GroupRequestIdentifier != null)
{
httpRequestMessage.Headers.Add("X-M2M-GID", body.GroupRequestIdentifier);
}
if (body.OriginatingTimestamp != null)
{
httpRequestMessage.Headers.Add("X-M2M-OT", body.OriginatingTimestamp.Value.ToString(_dateTimeFormat));
}
if (body.ResultExpirationTimestamp != null)
{
httpRequestMessage.Headers.Add("X-M2M-RST", body.ResultExpirationTimestamp);
}
if (body.RequestExpirationTimestamp != null)
{
httpRequestMessage.Headers.Add("X-M2M-RET", body.RequestExpirationTimestamp);
}
if (body.OperationExecutionTime != null)
{
httpRequestMessage.Headers.Add("X-M2M-OET", body.OperationExecutionTime);
}
if (body.EventCategory != null)
{
httpRequestMessage.Headers.Add("X-M2M-EC", body.EventCategory);
}
if (body.ResponseType?.NotificationURI != null)
{
httpRequestMessage.Headers.Add("X-M2M-RTU", string.Join("&", body.ResponseType.NotificationURI));
}
return(httpRequestMessage);
}
