public override async Task <ReqResult> OnUiRequestAsync(string command, DataValue parameters)
{
switch (command)
{
case "ReadModuleVariables":
if (activeModuleID != "")
{
await Connection.DisableChangeEvents();
}
var pars = parameters.Object <ReadModuleVariables_Params>();
string moduleID = string.IsNullOrEmpty(pars.ModuleID) ? modules[0].ID : pars.ModuleID;
ObjectInfo rootObjInfo = await Connection.GetRootObject(moduleID);
ObjectRef rootObj = rootObjInfo.ID;
ObjectInfo[] objects = await Connection.GetAllObjects(moduleID);
SetObjectNameMap(objects);
VariableValue[] values = await Connection.ReadAllVariablesOfObjectTree(rootObj);
await Connection.EnableVariableValueChangedEvents(SubOptions.AllUpdates(sendValueWithEvent: true), rootObj);
VarEntry[] entries = values.Select(MapVarValue).ToArray();
activeModuleID = moduleID;
var result = new ReadModuleVariables_Result()
{
Modules = modules,
ModuleID = moduleID,
ModuleName = modules.FirstOrDefault(m => m.ID == moduleID).Name,
Variables = entries
};
mapIdx.Clear();
for (int n = 0; n < values.Length; ++n)
{
mapIdx[values[n].Variable] = n;
}
return(ReqResult.OK(result));
case "WriteVariable":
var write = parameters.Object <WriteVariable_Params>();
VTQ vtq = new VTQ(Timestamp.Now, Quality.Good, DataValue.FromJSON(write.V));
await Connection.WriteVariable(ObjectRef.FromEncodedString(write.ObjID), write.Var, vtq);
return(ReqResult.OK());
default:
return(ReqResult.Bad("Unknown command: " + command));
}
}
public override async Task <ReqResult> OnUiRequestAsync(string command, DataValue parameters)
{
switch (command)
{
case "ReadModuleVariables":
if (activeModuleID != "")
{
await Connection.DisableChangeEvents();
}
var pars = parameters.Object <ReadModuleVariables_Params>() ?? throw new Exception("ReadModuleVariables_Params is null");
string moduleID = string.IsNullOrEmpty(pars.ModuleID) ? modules[0].ID : pars.ModuleID;
ObjectInfo?rootObjInfo;
while (true)
{
rootObjInfo = await Connection.GetRootObject(moduleID);
if (rootObjInfo != null)
{
break;
}
await Task.Delay(500);
}
ObjectRef rootObj = rootObjInfo.ID;
var objects = await Connection.GetAllObjects(moduleID);
SetObjectNameMap(objects);
List <VariableValue> values = await Connection.ReadAllVariablesOfObjectTree(rootObj);
await Connection.EnableVariableValueChangedEvents(SubOptions.AllUpdates(sendValueWithEvent: true), rootObj);
VarEntry[] entries = values.Select(MapVarValue).ToArray();
activeModuleID = moduleID;
var locations = await Connection.GetLocations();
var result = new ReadModuleVariables_Result()
{
Modules = modules,
ModuleID = moduleID,
ModuleName = modules.FirstOrDefault(m => m.ID == moduleID).Name,
Variables = entries,
Locations = locations.ToArray(),
};
mapIdx.Clear();
for (int n = 0; n < values.Count; ++n)
{
mapIdx[values[n].Variable] = n;
}
return(ReqResult.OK(result));
case "WriteVariable": {
var write = parameters.Object <WriteVariable_Params>() ?? throw new Exception("WriteVariable_Params is null");
VTQ vtq = new VTQ(Timestamp.Now, Quality.Good, DataValue.FromJSON(write.V));
await Connection.WriteVariable(ObjectRef.FromEncodedString(write.ObjID), write.Var, vtq);
return(ReqResult.OK());
}
case "SyncRead": {
var sread = parameters.Object <ReadSync_Params>() ?? throw new Exception("ReadSync_Params is null");
ObjectRef obj = ObjectRef.FromEncodedString(sread.ObjID);
VariableRef varRef = VariableRef.Make(obj, sread.Var);
VTQ vtq = await Connection.ReadVariableSync(varRef);
int idx = mapIdx[varRef];
var entry = new ChangeEntry()
{
N = idx,
V = vtq.V,
T = Timestamp2Str(vtq.T),
Q = vtq.Q
};
return(ReqResult.OK(entry));
}
default:
return(ReqResult.Bad("Unknown command: " + command));
}
}
