#include <fstream>
#include <iostream>

#include "protocol_buffers_definitions/recordings.pb.h"


using namespace ::indoors::proto;

int main(int argc, char* argv[])
{
  // Verify that the version of the library that we linked against is
  // compatible with the version of the headers we compiled against.
  GOOGLE_PROTOBUF_VERIFY_VERSION;

  std::cout << "ESRI C++ code assignment\n";

  Recording recording;
  Position positions;

  std::fstream input(argv[1], std::ios::in | std::ios::binary);
  if (!recording.ParseFromIstream(&input)) {
    std::cerr << "Failed to parse input file.\n";
    return -1;
  }
  std::cout.precision(17);
  for (int i=0; i < recording.magnetics_size(); i++) {
    auto const& s = recording.magnetics(i);
    std::cout << s.t() << ": [" << s.x() << ", " << s.y() << ", " << s.z() << "]\n";
  }
  for (int i=0; i < recording.positions_size(); i++) {
    auto const& s = recording.positions(i);
    std::cout << s.t() << ": [" << s.x() << ", " << s.y() << "]\n";
  }

  // Optional:  Delete all global objects allocated by libprotobuf.
  google::protobuf::ShutdownProtobufLibrary();

  return 0;
}