pair.hpp

#ifndef PAIR_HPP
#define PAIR_HPP
 
#include <storage.hpp>
#include <string>
#include <vector>
 
class Pair {
 public:
  Pair();
 
  virtual ~Pair();
 
  void setStorage(const Storage &storage);
 
  [[nodiscard]] auto getPair(const std::string &username)
      -> std::vector<std::string>;
 
 private:
  friend class MockPair;  
 
  Storage storage_;  
 
  [[nodiscard]] virtual auto getAllUsernames_() -> std::vector<std::string>;
 
  [[nodiscard]] virtual auto getUserTags_(const std::string &username)
      -> std::vector<std::string>;
 
  [[nodiscard]] virtual auto getSimilarity_(const std::string &username1,
                                            const std::string &username2)
      -> float;
};
 
#endif  // PAIR_HPP