private static async Task <MethodResponse> lightsMethodCallBack(MethodRequest methodRequest, object userContext)
{
var lightsResponse = new LightsResponse();
try
{
System.Console.WriteLine($"Lights method: {methodRequest.DataAsJson}");
dynamic request = JsonConvert.DeserializeObject(methodRequest.DataAsJson);
uint relay1 = (uint)request.relay1;
uint relay2 = (uint)request.relay2;
OpcStatus result1 = opcClient.WriteNode("ns=2;s=Wise4012E:Relay01", relay1); // typemismatch was a bitch
OpcStatus result2 = opcClient.WriteNode("ns=2;s=Wise4012E:Relay02", relay2);
lightsResponse.state1 = result1.Description;
lightsResponse.state2 = result2.Description;
Console.WriteLine($"Response 1: '{result1.Description}'; Response 1: '{result2.Description}'");
}
catch (Exception ex)
{
lightsResponse.errorMessage = ex.Message;
}
var json = JsonConvert.SerializeObject(lightsResponse);
var response = new MethodResponse(Encoding.UTF8.GetBytes(json), 200);
await Task.Delay(TimeSpan.FromSeconds(0));
return(response);
}
public OpcClient(Uri url)
{
string m_scheme = url.Scheme.ToLower();
if ("opcda" == m_scheme)
{
_client = new Da.DaClient(url);
}
else if ("opc.tcp" == m_scheme)
{
_client = new Ua.UaClient(url);
}
try
{
_client.Connect();
Connect = OpcStatus.Connected;
}
catch (Exception ex)
{
Connect = OpcStatus.NotConnected;
}
}