/// <summary>
/// MethodCallAsync
/// </summary>
/// <param name="parameterValues"></param>
/// <param name="nodeId"></param>
/// <returns>Status</returns>
public async Task <string> MethodCallAsync(MethodMetadataResponseApiModel parameters, string[] parameterValues,
string endpointId, string nodeId, CredentialModel credential = null)
{
var argumentsList = new List <MethodCallArgumentApiModel>();
var model = new MethodCallRequestApiModel()
{
MethodId = nodeId,
ObjectId = parameters.ObjectId
};
model.Header = Elevate(new RequestHeaderApiModel(), credential);
try {
var count = 0;
foreach (var item in parameters.InputArguments)
{
var argument = new MethodCallArgumentApiModel {
Value = parameterValues[count] ?? string.Empty,
DataType = item.Type.DataType
};
argumentsList.Add(argument);
count++;
}
model.Arguments = argumentsList;
MethodCallResponse = await _twinService.NodeMethodCallAsync(endpointId, model);
if (MethodCallResponse.ErrorInfo == null)
{
return(null);
}
else
{
if (MethodCallResponse.ErrorInfo.Diagnostics != null)
{
return(MethodCallResponse.ErrorInfo.Diagnostics.ToString());
}
else
{
return(MethodCallResponse.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);
}
}
/// <summary>
/// Convert back to service model
/// </summary>
/// <returns></returns>
public static MethodCallArgumentModel ToServiceModel(
this MethodCallArgumentApiModel model)
{
if (model == null)
{
return(null);
}
return(new MethodCallArgumentModel {
Value = model.Value,
DataType = model.DataType
});
}
/// <summary>
/// MethodCallAsync
/// </summary>
/// <param name="parameterValues"></param>
/// <param name="nodeId"></param>
/// <returns>Status</returns>
public async Task <string> MethodCallAsync(MethodMetadataResponseApiModel parameters, string[] parameterValues,
string endpointId, string nodeId)
{
var argumentsList = new List <MethodCallArgumentApiModel>();
var model = new MethodCallRequestApiModel()
{
MethodId = nodeId,
ObjectId = parameters.ObjectId
};
try {
var count = 0;
foreach (var item in parameters.InputArguments)
{
var argument = new MethodCallArgumentApiModel {
Value = parameterValues[count] ?? string.Empty,
DataType = item.Type.DataType
};
argumentsList.Add(argument);
count++;
}
model.Arguments = argumentsList;
MethodCallResponse = await _twinService.NodeMethodCallAsync(endpointId, model);
if (MethodCallResponse.ErrorInfo == null)
{
return(null);
}
else
{
if (MethodCallResponse.ErrorInfo.Diagnostics != null)
{
return(MethodCallResponse.ErrorInfo.Diagnostics.ToString());
}
else
{
return(MethodCallResponse.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);
}
}
public async Task <ActionResult> MethodCall(string jstreeNode, string parameterData, string parameterValues, Session session = null)
{
string[] delimiter = { "__$__" };
string[] jstreeNodeSplit = jstreeNode.Split(delimiter, 3, StringSplitOptions.None);
string node;
string parentNode = null;
string endpointId = Session["EndpointId"].ToString();
if (jstreeNodeSplit.Length == 1)
{
node = jstreeNodeSplit[0];
parentNode = null;
}
else
{
node = jstreeNodeSplit[1];
parentNode = (jstreeNodeSplit[0].Replace(delimiter[0], "")).Replace("__", "");
}
string actionResult = "";
List <MethodCallParameterData> originalData = JsonConvert.DeserializeObject <List <MethodCallParameterData> >(parameterData);
List <Variant> values = JsonConvert.DeserializeObject <List <Variant> >(parameterValues);
List <MethodCallArgumentApiModel> argumentsList = new List <MethodCallArgumentApiModel>();
try
{
MethodCallRequestApiModel model = new MethodCallRequestApiModel();
model.MethodId = node;
model.ObjectId = originalData[0].ObjectId;
if (originalData.Count > 1)
{
int count = 0;
foreach (var item in originalData)
{
MethodCallArgumentApiModel argument = new MethodCallArgumentApiModel();
argument.Value = values[count].Value != null ? values[count].Value.ToString() : string.Empty;
argument.DataType = item.Datatype;
argumentsList.Add(argument);
count++;
}
model.Arguments = argumentsList;
}
var data = await TwinService.NodeMethodCallAsync(endpointId, model);
if (data.ErrorInfo != null)
{
actionResult = Strings.BrowserOpcMethodCallFailed + @"<br/><br/>" +
Strings.BrowserOpcMethodStatusCode + ": " + data.ErrorInfo.StatusCode;
if (data.ErrorInfo.Diagnostics != null)
{
actionResult += @"<br/><br/>" + Strings.BrowserOpcDataDiagnosticInfoLabel + ": " + data.ErrorInfo.Diagnostics;
}
}
else
{
if (data.Results.Count == 0)
{
actionResult = Strings.BrowserOpcMethodCallSucceeded;
}
else
{
actionResult = Strings.BrowserOpcMethodCallSucceededWithResults + @"<br/><br/>";
for (int ii = 0; ii < data.Results.Count; ii++)
{
actionResult += data.Results[ii].Value + @"<br/>";
}
}
}
return(Content(actionResult));
}
catch (Exception exception)
{
return(Content(CreateOpcExceptionActionString(exception)));
}
}
