LightsOff.cpp
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#include <hueplusplus/Bridge.h>
#ifdef _MSC_VER
#include <hueplusplus/WinHttpHandler.h>
using SystemHttpHandler = hueplusplus::WinHttpHandler;
#else
#include <hueplusplus/LinHttpHandler.h>
using SystemHttpHandler = hueplusplus::LinHttpHandler;
#endif
namespace hue = hueplusplus;
// Configure existing connections here, or leave empty for new connection
const std::string macAddress = "";
const std::string username = "";
hue::Bridge connectToBridge()
{
hue::BridgeFinder finder(std::make_shared<SystemHttpHandler>());
std::vector<hue::BridgeFinder::BridgeIdentification> bridges = finder.findBridges();
for (const auto& bridge : bridges)
{
std::cout << "Bridge: " << bridge.mac << " at " << bridge.ip << '\n';
}
if (bridges.empty())
{
std::cout << "Found no bridges\n";
throw std::runtime_error("no bridges found");
}
if (macAddress.empty())
{
std::cout << "No bridge given, connecting to first one.\n";
return finder.getBridge(bridges.front());
}
if (!username.empty())
{
finder.addUsername(macAddress, username);
}
auto it = std::find_if(
bridges.begin(), bridges.end(), [&](const auto& identification) { return identification.mac == macAddress; });
if (it == bridges.end())
{
std::cout << "Given bridge not found\n";
throw std::runtime_error("bridge not found");
}
return finder.getBridge(*it);
}
void lightsOff(hue::Bridge& hue)
{
std::vector<hue::Light> lights = hue.lights().getAll();
// Save current on state of the lights
std::map<int, bool> onMap;
for (const hue::Light& l : lights)
{
onMap.emplace(l.getId(), l.isOn());
}
// Group 0 contains all lights, turn all off with a transition of 1 second
hue.groups().get(0).setOn(false, 10);
std::cout << "Turned off all lights\n";
std::this_thread::sleep_for(std::chrono::seconds(20));
// Restore the original state of the lights
for (hue::Light& l : lights)
{
if (onMap[l.getId()])
{
// Refresh, because the state change from the group is not updated in the light.
// This is not strictly necessary in this case, because the state is updated
// automatically every 10 seconds.
// However, when the sleep above is shorter, no refresh can cause the on request
// to be removed, because the light thinks it is still on.
l.refresh(true);
l.on();
}
}
std::cout << "Turned lights back on\n";
}
int main(int argc, char** argv)
{
try
{
hue::Bridge hue = connectToBridge();
std::cout << "Connected to bridge. IP: " << hue.getBridgeIP() << ", username: " << hue.getUsername() << '\n';
lightsOff(hue);
}
catch (...)
{
}
std::cout << "Press enter to exit\n";
std::cin.get();
return 0;
}