/// <summary>
/// GetParameterAsync
/// </summary>
/// <param name="endpointId"></param>
/// <param name="nodeId"></param>
/// <returns>Status</returns>
public async Task <string> GetParameterAsync(string endpointId, string nodeId)
{
Parameter = new MethodMetadataResponseApiModel();
var model = new MethodMetadataRequestApiModel()
{
MethodId = nodeId
};
try {
Parameter = await _twinService.NodeMethodGetMetadataAsync(endpointId, model);
if (Parameter.ErrorInfo == null)
{
return(null);
}
else
{
if (Parameter.ErrorInfo.Diagnostics != null)
{
return(Parameter.ErrorInfo.Diagnostics.ToString());
}
else
{
return(Parameter.ErrorInfo.ToString());
}
}
}
catch (Exception e) {
Trace.TraceError("Can not get method parameter from node '{0}'", nodeId);
var errorMessage = string.Concat(e.Message, e.InnerException?.Message ?? "--", e?.StackTrace ?? "--");
Trace.TraceError(errorMessage);
return(errorMessage);
}
}
/// <summary>
/// Get meta data
/// </summary>
/// <param name="request"></param>
/// <returns></returns>
public async Task <MethodMetadataResponseApiModel> MethodMetadataAsync(
MethodMetadataRequestApiModel request)
{
if (request == null)
{
throw new ArgumentNullException(nameof(request));
}
var result = await _nodes.NodeMethodGetMetadataAsync(
_twin.Endpoint, request.ToServiceModel());
return(new MethodMetadataResponseApiModel(result));
}
public async Task <MethodMetadataResponseApiModel> GetCallMetadataAsync(
string endpointId, [FromBody][Required] MethodMetadataRequestApiModel request)
{
if (request == null)
{
throw new ArgumentNullException(nameof(request));
}
var metadataresult = await _nodes.NodeMethodGetMetadataAsync(
endpointId, request.ToServiceModel());
return(metadataresult.ToApiModel());
}
/// <summary>
/// Convert back to service model
/// </summary>
/// <returns></returns>
public static MethodMetadataRequestModel ToServiceModel(
this MethodMetadataRequestApiModel model)
{
if (model == null)
{
return(null);
}
return(new MethodMetadataRequestModel {
MethodId = model.MethodId,
MethodBrowsePath = model.MethodBrowsePath,
Header = model.Header.ToServiceModel()
});
}
/// <summary>
/// GetParameterAsync
/// </summary>
/// <param name="endpointId"></param>
/// <param name="nodeId"></param>
/// <returns>Status</returns>
public async Task <string> GetParameterAsync(string endpointId, string nodeId, CredentialModel credential = null)
{
Parameter = new MethodMetadataResponseApiModel();
var model = new MethodMetadataRequestApiModel()
{
MethodId = nodeId
};
model.Header = Elevate(new RequestHeaderApiModel(), credential);
try {
Parameter = await _twinService.NodeMethodGetMetadataAsync(endpointId, model);
if (Parameter.ErrorInfo == null)
{
return(null);
}
else
{
if (Parameter.ErrorInfo.Diagnostics != null)
{
return(Parameter.ErrorInfo.Diagnostics.ToString());
}
else
{
return(Parameter.ErrorInfo.ToString());
}
}
}
catch (Exception e) {
_logger.Error($"Can not get method parameter from node '{nodeId}'");
var errorMessage = string.Concat(e.Message, e.InnerException?.Message ?? "--", e?.StackTrace ?? "--");
_logger.Error(errorMessage);
string error = JToken.Parse(e.Message).ToString(Formatting.Indented);
if (error.Contains(StatusCodes.Status401Unauthorized.ToString()))
{
errorMessage = "Unauthorized access: Bad User Access Denied.";
}
else
{
errorMessage = error;
}
return(errorMessage);
}
}
/// <inheritdoc/>
public async Task <MethodMetadataResponseApiModel> NodeMethodGetMetadataAsync(
string endpointId, MethodMetadataRequestApiModel content, CancellationToken ct)
{
if (string.IsNullOrEmpty(endpointId))
{
throw new ArgumentNullException(nameof(endpointId));
}
if (content == null)
{
throw new ArgumentNullException(nameof(content));
}
var request = _httpClient.NewRequest($"{_serviceUri}/v2/call/{endpointId}/metadata",
_resourceId);
request.SetContent(content);
var response = await _httpClient.PostAsync(request, ct).ConfigureAwait(false);
response.Validate();
return(response.GetContent <MethodMetadataResponseApiModel>());
}
/// <inheritdoc/>
public async Task <MethodMetadataResponseApiModel> NodeMethodGetMetadataAsync(
EndpointApiModel endpoint, MethodMetadataRequestApiModel request, CancellationToken ct)
{
if (endpoint == null)
{
throw new ArgumentNullException(nameof(endpoint));
}
if (string.IsNullOrEmpty(endpoint.Url))
{
throw new ArgumentNullException(nameof(endpoint.Url));
}
if (request == null)
{
throw new ArgumentNullException(nameof(request));
}
var response = await _methodClient.CallMethodAsync(_deviceId, _moduleId,
"MethodMetadata_V2", _serializer.SerializeToString(new {
endpoint,
request
}), null, ct);
return(_serializer.Deserialize <MethodMetadataResponseApiModel>(response));
}
public async Task <ActionResult> MethodCallGetParameter(string jstreeNode)
{
string[] delimiter = { "__$__" };
string[] jstreeNodeSplit = jstreeNode.Split(delimiter, 3, StringSplitOptions.None);
string node;
List <object> jsonParameter = new List <object>();
int parameterCount = 0;
string endpointId = Session["EndpointId"].ToString();
if (jstreeNodeSplit.Length == 1)
{
node = jstreeNodeSplit[0];
}
else
{
node = jstreeNodeSplit[1];
}
try
{
MethodMetadataRequestApiModel model = new MethodMetadataRequestApiModel();
model.MethodId = node;
var data = await TwinService.NodeMethodGetMetadataAsync(endpointId, model);
if (data.InputArguments == null)
{
parameterCount = 0;
jsonParameter.Add(new { data.ObjectId });
}
else
{
if (data.InputArguments.Count > 0)
{
foreach (var item in data.InputArguments)
{
jsonParameter.Add(new
{
objectId = data.ObjectId,
name = item.Name,
value = item.DefaultValue,
valuerank = item.ValueRank,
arraydimentions = item.ArrayDimensions,
description = item.Description,
datatype = item.Type.DataType,
typename = item.Type.DisplayName
});
}
}
else
{
jsonParameter.Add(new { data.ObjectId });
}
parameterCount = data.InputArguments.Count;
}
return(Json(new { count = parameterCount, parameter = jsonParameter }, JsonRequestBehavior.AllowGet));
}
catch (Exception exception)
{
return(Content(CreateOpcExceptionActionString(exception)));
}
}
/// <summary>
/// Get method meta data
/// </summary>
/// <remarks>
/// Return method meta data to support a user interface displaying forms to
/// input and output arguments. The endpoint must be activated and connected
/// and the module client and server must trust each other.
/// </remarks>
/// <param name='operations'>
/// The operations group for this extension method.
/// </param>
/// <param name='endpointId'>
/// The identifier of the activated endpoint.
/// </param>
/// <param name='body'>
/// The method metadata request
/// </param>
/// <param name='cancellationToken'>
/// The cancellation token.
/// </param>
public static async Task <MethodMetadataResponseApiModel> GetCallMetadataAsync(this IAzureOpcTwinClient operations, string endpointId, MethodMetadataRequestApiModel body, CancellationToken cancellationToken = default(CancellationToken))
{
using (var _result = await operations.GetCallMetadataWithHttpMessagesAsync(endpointId, body, null, cancellationToken).ConfigureAwait(false))
{
return(_result.Body);
}
}
/// <summary>
/// Get method meta data
/// </summary>
/// <remarks>
/// Return method meta data to support a user interface displaying forms to
/// input and output arguments. The endpoint must be activated and connected
/// and the module client and server must trust each other.
/// </remarks>
/// <param name='operations'>
/// The operations group for this extension method.
/// </param>
/// <param name='endpointId'>
/// The identifier of the activated endpoint.
/// </param>
/// <param name='body'>
/// The method metadata request
/// </param>
public static MethodMetadataResponseApiModel GetCallMetadata(this IAzureOpcTwinClient operations, string endpointId, MethodMetadataRequestApiModel body)
{
return(operations.GetCallMetadataAsync(endpointId, body).GetAwaiter().GetResult());
}
/// <inheritdoc/>
public Task <MethodMetadataResponseApiModel> NodeMethodGetMetadataAsync(
string endpointId, MethodMetadataRequestApiModel content, CancellationToken ct)
{
return(Task.FromException <MethodMetadataResponseApiModel>(new NotImplementedException()));
}
/// <summary>
/// Get meta data for method call on endpoint
/// </summary>
/// <param name="api"></param>
/// <param name="endpointUrl"></param>
/// <param name="request"></param>
/// <param name="ct"></param>
/// <returns></returns>
public static Task <MethodMetadataResponseApiModel> NodeMethodGetMetadataAsync(
this ITwinModuleApi api, string endpointUrl, MethodMetadataRequestApiModel request,
CancellationToken ct = default)
{
return(api.NodeMethodGetMetadataAsync(NewEndpoint(endpointUrl), request, ct));
}
public MethodMetadataResponseApiModel NodeMethodGetMetadata(string endpoint, MethodMetadataRequestApiModel content)
{
Task <MethodMetadataResponseApiModel> t = Task.Run(() => _twinServiceHandler.NodeMethodGetMetadataAsync(endpoint, content));
return(t.Result);
}
public async Task <MethodMetadataResponseApiModel> NodeMethodGetMetadataAsync(string endpoint, MethodMetadataRequestApiModel content)
{
var applications = await _twinServiceHandler.NodeMethodGetMetadataAsync(endpoint, content).ConfigureAwait(false);
return(applications);
}
