Repo created

libs/tracking/archival_file.hpp

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+#pragma once
+
+#include "routing/router.hpp"
+
+#include <chrono>
+#include <cstdint>
+#include <limits>
+#include <map>
+#include <string>
+#include <vector>
+
+namespace tracking
+{
+namespace archival_file
+{
+/// \brief Data contained in the tracks filename
+struct FileInfo
+{
+  uint64_t m_timestamp = 0;
+  routing::RouterType m_trackType = routing::RouterType::Vehicle;
+  uint32_t m_protocolVersion = std::numeric_limits<uint8_t>::max();
+};
+
+/// \brief Tracks files with total size for archiving in single zip
+struct FilesBatch
+{
+  size_t m_totalSize;
+  std::vector<std::string> m_files;
+};
+
+/// \brief Helper-class for zipping tracks and deleting respective source files
+class FilesAccumulator
+{
+public:
+  void HandleFile(std::string const & fileName);
+  std::vector<std::string> PrepareArchives(std::string const & path);
+  void DeleteProcessedFiles();
+
+private:
+  std::map<routing::RouterType, FilesBatch> m_filesByType;
+};
+
+/// \returns file name with extension containing |protocolVersion|, |timestamp| and |trackType|
+/// of the archived tracks, separated by the delimiter. Example: 1_1573635326_0.track
+std::string GetArchiveFilename(uint8_t protocolVersion, std::chrono::seconds timestamp,
+                               routing::RouterType const & trackType);
+
+/// \returns meta-information about the archived tracks saved in the |fileName|.
+FileInfo ParseArchiveFilename(std::string const & fileName);
+}  // namespace archival_file
+}  // namespace tracking