DeviceManagement/main.cpp

#include <algorithm>
#include <array>
#include <iostream>
#include <string>
#include <unordered_map>
#include <vector>
 
#define AGHAF_DYNAMIC_LIBRARY_INIT
#include <aghaf.h>
 
struct pair_hash {
  template <class T1, class T2>
  std::size_t operator()(const std::pair<T1, T2> &pair) const {
    return std::hash<T1>()(pair.first) ^ std::hash<T2>()(pair.second);
  }
};
 
std::unordered_map<std::pair<std::string, std::string>, AGHAF_Device, pair_hash>
    devices;  // key: productNumber, serialNumber
 
void deviceEvent_callback(void *event, void *userContext) {
  (void)userContext;
 
  AGHAF_EventInfo info;
  AGHAF_Event_getInfo(event, &info);
 
  switch (info.type) {
    case AGHAF_TypeNoEvent:
    case AGHAF_TypeEthernetEvent:
    case AGHAF_TypeCanEvent:
    case AGHAF_TypeDoCanEvent:
      break;
    case AGHAF_TypeDeviceEvent: {
      std::string productName(AGHAF_DeviceEvent_getProductName(event));
      std::string productNumber(AGHAF_DeviceEvent_getProductNumber(event));
      std::string serialNumber(AGHAF_DeviceEvent_getSerialNumber(event));
 
      std::pair<std::string, std::string> key(productNumber, serialNumber);
 
      switch (static_cast<AGHAF_DeviceEvent>(info.event)) {
        case AGHAF_Device_noEvent:
          break;
        case AGHAF_Device_Arrival: {
          AGHAF_Device device =
              AGHAF_getDeviceBySN(productNumber.c_str(), serialNumber.c_str());
          devices.insert(
              std::pair<std::pair<std::string, std::string>, AGHAF_Device>(
                  key, device));
        } break;
        case AGHAF_Device_Leave: {
          auto it = devices.find(key);
          if (it != devices.end()) {
            devices.erase(it);
          }
        } break;
        case AGHAF_Device_Present:
          break;
      }
    } break;
  }
}
 
int main() {
#ifdef _WIN32
  AGHAF_loadLibrary(AGHAF_DEFAULT_FILENAME);
#endif
 
  AGHAF_registerCallback(&deviceEvent_callback, nullptr);
 
  std::string input;
  while (input != "exit") {
    std::cin >> input;
  }
 
  AGHAF_deregisterCallback(&deviceEvent_callback);
 
#ifdef _WIN32
  AGHAF_unloadLibrary();
#endif
 
  return 0;
}