AyuGramDesktop/Telegram/SourceFiles/core/current_geo_location.cpp
2024-07-19 11:20:53 +02:00

50 lines
1.3 KiB
C++

/*
This file is part of Telegram Desktop,
the official desktop application for the Telegram messaging service.
For license and copyright information please follow this link:
https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
*/
#include "core/current_geo_location.h"
#include "base/platform/base_platform_info.h"
#include "data/raw/raw_countries_bounds.h"
#include "platform/platform_current_geo_location.h"
namespace Core {
GeoLocation ResolveCurrentCountryLocation() {
const auto iso2 = Platform::SystemCountry().toUpper();
const auto &bounds = Raw::CountryBounds();
const auto i = bounds.find(iso2);
if (i == end(bounds)) {
return {
.accuracy = GeoLocationAccuracy::Failed,
};
}
return {
.point = {
(i->second.minLat + i->second.maxLat) / 2.,
(i->second.minLon + i->second.maxLon) / 2.,
},
.bounds = {
i->second.minLat,
i->second.minLon,
i->second.maxLat - i->second.minLat,
i->second.maxLon - i->second.minLon,
},
.accuracy = GeoLocationAccuracy::Country,
};
}
void ResolveCurrentGeoLocation(Fn<void(GeoLocation)> callback) {
using namespace Platform;
return ResolveCurrentExactLocation([done = std::move(callback)](
GeoLocation result) {
done(result.accuracy != GeoLocationAccuracy::Failed
? result
: ResolveCurrentCountryLocation());
});
}
} // namespace Core