MinumelArmMCU/CommandParser.hpp

#pragma once
#include <Arduino.h>

// This class takes max-16-character packet and parses commands from it
// Singleton-class
class CommandParser
{
    public:
        // Each command is 5 bytes long (assuming no padding)
        struct Command {
            enum class TYPE : uint8_t {
                MOVE_ABSOLUTE   = 0x00,
                MOVE_RELATIVE   = 0x01,
                RESET_POSITIONS = 0x02,
            } instruction;
            int16_t args[2];
        };
        
        static CommandParser& getInstance() noexcept;

        // Expecting command to be a packet of max size UartHandler::PACKET_SIZE
        Command parsePacket(const uint8_t* packet) noexcept;

    private:
        CommandParser() noexcept {};
        CommandParser(const CommandParser&) = delete;
        CommandParser(CommandParser&&) = delete;
        ~CommandParser();
};