VariableCommand.cpp

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// this is for emacs file handling -*- mode: c++; indent-tabs-mode: nil -*-

// -- BEGIN LICENSE BLOCK ----------------------------------------------

// -- END LICENSE BLOCK ------------------------------------------------

//----------------------------------------------------------------------
//----------------------------------------------------------------------

#include <sick_safetyscanners/cola2/VariableCommand.h>

#include <sick_safetyscanners/cola2/Cola2Session.h>
#include <sick_safetyscanners/cola2/Command.h>

namespace sick {
namespace cola2 {

VariableCommand::VariableCommand(Cola2Session& session, const uint16_t& variable_index)
  : Command(session, 0x52, 0x49) // see cola2 manual 0x52 = 'R' and  0x49 = 'I'
  , m_variable_index(variable_index)
{
}

std::vector<uint8_t> VariableCommand::addTelegramData(const std::vector<uint8_t>& telegram) const
{
  auto output = expandTelegram(telegram, 2);
  // Add new values after telegram
  auto new_data_offset_it = output.begin() + telegram.size();
  read_write_helper::writeUint16LittleEndian(new_data_offset_it, m_variable_index);
  return output;
}

bool VariableCommand::canBeExecutedWithoutSessionID() const
{
  return false;
}

bool VariableCommand::processReply()
{
  bool result = false;
  if ((getCommandType() == 'R' && getCommandMode() == 'A') ||
      (getCommandType() == 0x52 && getCommandMode() == 0x41))
  {
    ROS_INFO("Command Variable Acknowledged.");
    result = true;
  }
  else
  {
    ROS_WARN("Command Variable Not Accepted.");
    result = false;
  }
  return result;
}

uint16_t VariableCommand::getVariableIndex() const
{
  return m_variable_index;
}

void VariableCommand::setVariableIndex(const uint16_t& variable_index)
{
  m_variable_index = variable_index;
}

} // namespace cola2
} // namespace sick