private TheOPCUAClient(TheMessageAddress owner, string serverAddress, OPCUAConnectParameters connectParameters)
{
ServerAddress = serverAddress;
OwnerAddress = owner;
ConnectParameters = new OPCUAConnectParameters(connectParameters);
//OpcUAParameters = new OPCUACreationParameters(opcUAParameters);
}
public OPCUAConnectParameters(OPCUAConnectParameters p)
{
if (p != null)
{
UserName = p.UserName;
Password = p.Password;
}
}
public void Connect(OPCUAConnectParameters connectParams = null, Action <ICDEThing, object> callback = null, bool logEssentialOnly = false)
{
if (callback != null)
{
ConnectAsync(connectParams, logEssentialOnly).ContinueWith((t) => callback(null, t.Result));
}
else
{
try
{
var taskIgnoreOutcome = ConnectAsync(connectParams, logEssentialOnly);
}
catch { }
}
}
public async Task <string> ConnectAsync(OPCUAConnectParameters connectParams = null, bool logEssentialOnly = false)
{
if (connectParams != null)
{
ConnectParameters = new OPCUAConnectParameters(connectParams);
}
if (ConnectParameters != null)
{
// TODO make this work for remote things as well
var tThing = GetOpcThing();
TheThing.SetSafePropertyString(tThing, "UserName", ConnectParameters.UserName);
TheThing.SetSafePropertyString(tThing, "Password", ConnectParameters.Password);
}
var response = await TheCommRequestResponse.PublishRequestJSonAsync <MsgOPCUAConnect, MsgOPCUAConnectResponse>(OwnerAddress, OpcThingAddress, new MsgOPCUAConnect { LogEssentialOnly = logEssentialOnly });
if (response == null)
{
return("Error sending connect message");
}
return(response.Error);
}
public static async Task <TheOPCUAClient> CreateAndInitAsync(TheMessageAddress owner, string serverAddress, OPCUAParameters opcUAParameters = null, OPCUAConnectParameters connectParameters = null, ThingCreationParameters thingCreationParameters = null)
{
var client = new TheOPCUAClient(owner, serverAddress, connectParameters);
if (await client.Initialize(opcUAParameters, thingCreationParameters))
{
return(client);
}
return(null);
}