#pragma once

#include <string>
#include <array>
#include <vector>


namespace SELCAL {

constexpr int KEYS_PER_GROUP = 2;
constexpr char GROUP_SEPARATOR = '-';

enum class Key : char {
    KEY_1 = '1',
    KEY_2 = '2',
    KEY_3 = '3',
    KEY_4 = '4',
    KEY_5 = '5',
    KEY_6 = '6',
    KEY_7 = '7',
    KEY_8 = '8',
    KEY_9 = '9',
    KEY_A = 'A',
    KEY_B = 'B',
    KEY_C = 'C',
    KEY_D = 'D',
    KEY_E = 'E',
    KEY_F = 'F',
    KEY_G = 'G',
    KEY_H = 'H',
    KEY_J = 'J',
    KEY_K = 'K',
    KEY_L = 'L',
    KEY_M = 'M',
    KEY_P = 'P',
    KEY_Q = 'Q',
    KEY_R = 'R',
    KEY_S = 'S',
    KEY_T = 'T',
    KEY_U = 'U',
    KEY_V = 'V',
    KEY_W = 'W',
    KEY_X = 'X',
    KEY_Y = 'Y',
    KEY_Z = 'Z',
};

typedef std::array<Key, KEYS_PER_GROUP> Group;

class Code {
public:
    Code(std::string s);

private:
    bool isValid() const;

    const std::string code;
    const std::vector<Group> groups;
};

} // SELCAL