#include "console_input.h"
#include <utility>
#include <string>

console_input::console_input(std::istream &cin):
        in{cin} {}

game_command console_input::get_command() {
        std::string cmd;
        in >> cmd;
        game_command tmp;

        if (in.eof())
                return game_command_terminate;

        if (cmd == "q")
                return game_command_terminate;
        else if (cmd == "f")
                return the_world;
        else if (cmd == "r")
                return game_restart;
        else if (cmd == "u" || cmd == "a") {
                bool use = cmd == "u";

                in >> cmd;

                if (in.eof())
                        return game_command_panic;

                return (game_command)((tmp = get_direction(cmd)) ==
                                      game_command_panic
                                      ? tmp : tmp - move_north +
                                      (use ? apply_north : attack_north));
        } else {
                auto tmp = get_direction(cmd);

                if (tmp != game_command_panic)
                        return tmp;
        }

        return game_command_pass;
}