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#pragma once
#include "generator/gen_mwm_info.hpp"
#include "indexer/data_source.hpp"
#include "indexer/mwm_set.hpp"
#include "platform/local_country_file.hpp"
#include <string>
#include "coding/file_reader.hpp"
#include "coding/reader.hpp"
#include "base/logging.hpp"
#include <string>
namespace generator
{
/// \brief This class is wrapper around |DataSource| if only one mwm is registered in DataSource.
class SingleMwmDataSource
{
public:
/// \param mwmPath is a path to mwm which should be registerd in DataSource.
explicit SingleMwmDataSource(std::string const & mwmPath);
DataSource & GetDataSource() { return m_dataSource; }
std::string GetPath(MapOptions file) const { return m_countryFile.GetPath(file); }
MwmSet::MwmId const & GetMwmId() const { return m_mwmId; }
private:
DataSource m_dataSource;
platform::LocalCountryFile m_countryFile;
MwmSet::MwmId m_mwmId;
};
void LoadDataSource(DataSource & dataSource);
template <typename ToDo>
bool ForEachOsmId2FeatureId(std::string const & path, ToDo && toDo)
{
gen::OsmID2FeatureID mapping;
try
{
FileReader reader(path);
NonOwningReaderSource source(reader);
mapping.Read(source);
}
catch (FileReader::Exception const & e)
{
LOG(LERROR, ("Exception while reading file:", path, ", message:", e.Msg()));
return false;
}
mapping.ForEach([&](gen::OsmID2FeatureID::ValueT const & p) {
toDo(p.first /* osm id */, p.second /* feature id */);
});
return true;
}
} // namespace generator
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