#pragma once
#include "ioport.hpp"

namespace JabyEngine {
    namespace Periphery_IO {
        __declare_io_value(JOY_TX_DATA, uint32_t) {
            static constexpr JOY_TX_DATA create(uint8_t byte) {
                return JOY_TX_DATA{byte};
            }
        };

        __declare_io_value(JOY_RX_DATA, uint8_t) {
        };

        __declare_io_value(JOY_STAT, uint32_t) {
            static constexpr auto TXReadyStart    = Bit(0);
            static constexpr auto RXFifoNonEmpty  = Bit(1);
            static constexpr auto TXReadyFinished = Bit(2);
            static constexpr auto RXParityError   = Bit(3);
            static constexpr auto ACKIrqLow       = Bit(7);

            inline bool has_response() const {
                return this->is_set(RXFifoNonEmpty);
            }

            inline bool is_ready_transfer() const {
                return this->is_set(TXReadyFinished);
            }
        };

        __declare_io_value(JOY_CTRL, uint16_t) {
            static constexpr auto TXEnable      = Bit(0);
            static constexpr auto SelectJoy     = Bit(1);
            static constexpr auto ACK           = Bit(4);
            static constexpr auto ACKIrqEnable  = Bit(12);
            static constexpr auto PortBSelected = Bit(13);
            static constexpr auto PortASelected = !PortBSelected;

            static constexpr JOY_CTRL create_for(uint16_t port) {
                return JOY_CTRL{static_cast<uint16_t>(port << PortBSelected)}.set(TXEnable, SelectJoy, ACKIrqEnable);
            }

            static constexpr JOY_CTRL close() {
                return JOY_CTRL{0};
            }
        };

        __declare_io_value(JOY_MODE, uint16_t) {
            static constexpr JOY_MODE create() {
                return JOY_MODE{0x000D};
            }
        };

        __declare_io_value(JOY_BAUD, uint16_t) {
            static constexpr JOY_BAUD create() {
                return JOY_BAUD{0x0088};
            }
        };

        __declare_io_port(,      JOY_TX_DATA, 0x1F801040);
        __declare_io_port(const, JOY_RX_DATA, 0x1F801040);
        __declare_io_port(const, JOY_STAT, 0x1F801044);
        __declare_io_port(,      JOY_MODE, 0x1F801048);
        __declare_io_port(,      JOY_CTRL, 0x1F80104A);
        __declare_io_port(,      JOY_BAUD, 0x1F80104E);
    }
}