internal bool DispenseProduct(EspBeltAddress address, uint quantity)
{
for (int i = 0; i < quantity; i++)
{
byte[] response = _channel.SendCommand(VendCommand(address.Tray, address.Belt));
VisionEsPlusResponseCodes code = ParseResponse(response);
}
return(true);
}
internal (DeviceStateSeverity state, string message) Status(bool retryIfFaulty = true)
{
byte[] response = _channel.SendCommand(StatusCommand());
if ((response == null || response.Length == 0) && _lastTestResponse != null)
{
response = _lastTestResponse;
}
_lastTestResponse = response;
VisionEsPlusResponseCodes code = ParseResponse(response);
switch (code)
{
case VisionEsPlusResponseCodes.Unknown: // need to resend request in case of unknown status
{
if (retryIfFaulty)
{
return(Status(false));
}
else
{
return(DeviceStateSeverity.Inoperable, "The door is probably open");
}
}
case VisionEsPlusResponseCodes.Ok:
case VisionEsPlusResponseCodes.Ready:
case VisionEsPlusResponseCodes.FaultIn485Bus:
return(DeviceStateSeverity.Normal, string.Empty);
default:
switch (TryGetDoorState(response))
{
case DoorState.DoorClosed:
return(DeviceStateSeverity.Normal, "The door was closed");
case DoorState.DoorOpen:
return(DeviceStateSeverity.MaintenanceService, "The door is open");
case DoorState.Unknown:
default:
return(DeviceStateSeverity.Inoperable, string.Empty);
}
}
}
