std::shared_ptr<Chip> NFCReaderUnit::getSingleChip()
{
std::shared_ptr<Chip> chip = d_insertedChip;
if (!chip)
{
std::vector<std::shared_ptr<Chip> > chips = getChipList();
if (chips.size() > 0)
chip = chips.front();
}
return chip;
}
bool ReaderUnit::waitInsertion(const std::vector<unsigned char>& identifier, unsigned int maxwait)
{
LOG(LogLevel::INFOS) << "Started for identifier " << BufferHelper::getHex(identifier) << " - maxwait " << maxwait;
bool inserted = false;
boost::posix_time::ptime currentDate = boost::posix_time::second_clock::local_time();
boost::posix_time::ptime maxDate = currentDate + boost::posix_time::milliseconds(maxwait);
while (!inserted && currentDate < maxDate)
{
if (waitInsertion(maxwait))
{
LOG(LogLevel::INFOS) << "Chip(s) detected ! Looking in the list to find the chip...";
bool found = false;
std::vector<std::shared_ptr<Chip> > chipList = getChipList();
for (std::vector<std::shared_ptr<Chip> >::iterator i = chipList.begin(); i != chipList.end() && !found; ++i)
{
std::vector<unsigned char> tmp = (*i)->getChipIdentifier();
LOG(LogLevel::INFOS) << "Processing chip " << BufferHelper::getHex(tmp) << "...";
if (tmp == identifier)
{
LOG(LogLevel::INFOS) << "Chip found !";
// re-assign the chip
d_insertedChip = *i;
found = true;
}
}
if (found)
{
inserted = true;
}
else
{
d_insertedChip.reset();
}
}
currentDate = boost::posix_time::second_clock::local_time();
}
LOG(LogLevel::INFOS) << "Returns inserted " << inserted << " - expired " << (currentDate >= maxDate);
return inserted;
}
