#pragma once

#include <map>
#include "types.hh"

namespace nix {

struct Key {
  std::string name;
  std::string key;

  /* Construct Key from a string in the format
     ‘<name>:<key-in-base64>’. */
  Key(const std::string& s);

 protected:
  Key(const std::string& name, const std::string& key) : name(name), key(key) {}
};

struct PublicKey;

struct SecretKey : Key {
  SecretKey(const std::string& s);

  /* Return a detached signature of the given string. */
  std::string signDetached(const std::string& s) const;

  PublicKey toPublicKey() const;
};

struct PublicKey : Key {
  PublicKey(const std::string& data);

 private:
  PublicKey(const std::string& name, const std::string& key) : Key(name, key) {}
  friend struct SecretKey;
};

typedef std::map<std::string, PublicKey> PublicKeys;

/* Return true iff ‘sig’ is a correct signature over ‘data’ using one
   of the given public keys. */
bool verifyDetached(const std::string& data, const std::string& sig,
                    const PublicKeys& publicKeys);

PublicKeys getDefaultPublicKeys();

}  // namespace nix