void SendCommandResult (Command c, int exeId, object result)
{
new Message ((byte)ControlOp.CommandResult, c.Id, exeId, result).Write (stream);
}
public Task ExecuteCommandAsync (Command command)
{
return (new Message ((byte)ControlOp.ExecuteCommand, command.Id, eid++)).WriteAsync (stream);
}
void SendCommand (Command c)
{
new Message ((byte)ControlOp.Command, c.Id, c.Name).Write (stream);
}
public async Task RunAsync (CancellationToken cancellationToken)
{
await GetVariablesAsync ();
await GetCommandsAsync ();
var m = new Message ();
while (!cancellationToken.IsCancellationRequested) {
await m.ReadAsync (stream);
Debug.WriteLine ("Got message: " + (ControlOp)m.Operation + "(" + string.Join (", ", m.Arguments.Select (x => x.ToString ())) + ")");
switch ((ControlOp)m.Operation) {
case ControlOp.Variable:
{
var id = (int)m.Arguments [0];
var v = variables.FirstOrDefault (x => x.Id == id);
if (v == null) {
var cv = new ClientVariable {
Client = this,
Id = id,
Name = (string)m.Arguments [1],
IsWriteable = (bool)m.Arguments [2],
};
cv.SetValue (m.Arguments [3]);
v = cv;
Schedule (() => variables.Add (v));
}
}
break;
case ControlOp.VariableValue:
{
var id = (int)m.Arguments [0];
var cv = variables.FirstOrDefault (x => x.Id == id) as ClientVariable;
if (cv != null) {
var newVal = m.Arguments [1];
Schedule (() => cv.SetValue (newVal));
} else {
await GetVariablesAsync ();
}
}
break;
case ControlOp.Command:
{
var id = (int)m.Arguments [0];
var c = commands.FirstOrDefault (x => x.Id == id);
if (c == null) {
var cc = new Command {
Id = id,
Name = (string)m.Arguments [1],
};
c = cc;
Schedule (() => commands.Add (c));
}
}
break;
// default:
// Debug.WriteLine ("Ignoring message: " + m.Operation);
// break;
}
}
}