#include <chrono>
#include <string>

class Token {
  public:
    Token(const std::string &iTokenFilePath, const std::string &iUsername, const std::string &iPassword);
    std::string toString() const;

  private:
    const std::string mFilePath; //!< Path to the token file
    const std::string mToken;    //!< Token value
    const std::string mUsername; //!< Username for Battle.net API
    const std::string mPassword; //!< Password for Battle.net API

    std::string getValidToken() const;
    void refreshToken() const;
    void writeNewTokenToFile() const;
    void writeTokenToFile(const std::string &iToken) const;
    std::string getValidTokenWithApi() const;
    std::chrono::seconds getCurrentTime() const;
    std::string extractFirstMatchRegex(const std::string &t_str, const std::string &t_regex) const;
    static size_t curlCallbackStringOutput(void *t_contents, size_t t_size, size_t t_nmemb, std::string *t_s);

    friend class TokenTests;
};