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//
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#ifndef MOZC_BASE_VERSION_H_
#define MOZC_BASE_VERSION_H_

#include <string>
#include "base/port.h"

namespace mozc {

class Version {
 public:
  enum BuildType {
    CONTINUOUS = 1,
    RELEASE = 2,
  };

  // Get current mozc version (former called MOZC_VERSION)
  static string GetMozcVersion();

#ifdef OS_WIN
  // Get current mozc version (former called MOZC_VERSION) by wstring
  static wstring GetMozcVersionW();
#endif

  static int GetMozcVersionMajor();
  static int GetMozcVersionMinor();
  static int GetMozcVersionBuildNumber();
  static int GetMozcVersionRevision();

  // Returns true if lhs is less than rhs in the lexical order.
  // CompareVersion("1.2.3.4", "1.2.3.4") => false
  // CompareVersion("1.2.3.4", "5.2.3.4") => true
  // CompareVersion("1.25.3.4", "1.2.3.4") => false
  static bool CompareVersion(const string &lhs, const string &rhs);

  // Get the current build type.
  static BuildType GetMozcBuildType();


 private:
  DISALLOW_COPY_AND_ASSIGN(Version);
};

}  // namespace mozc

#endif  // MOZC_BASE_VERSION_H_