#pragma once
#include "../System/IOPorts/spu_io.hpp"

namespace JabyEngine {
    namespace SPU {
        using SPU_IO::operator""_vol;
        
        using SRAMAdr      = SPU_IO::SRAMAdr;
        using SimpleVolume = SPU_IO::SimpleVolume;
        using SweepVolume  = SPU_IO::SweepVolume;
        
        // TODO: Rename to sample...?
        struct Voice {
            size_t get_id() {
                return reinterpret_cast<size_t>(this);
            }

            SRAMAdr allocate(size_t size);
            SRAMAdr allocate(SPU_IO::SampleRate frequency, size_t size);
            void    deallocate();

            void set_sample_rate(SPU_IO::SampleRate frequency) {
                SPU_IO::Voice[Voice::get_id()].sampleRate.write(frequency);
            }

            void set_volume(SimpleVolume left, SimpleVolume right) {
                // TODO: Verify that assembly code is super simple
                SPU_IO::Voice[Voice::get_id()].volumeLeft.write(SweepVolume::create(left));
                SPU_IO::Voice[Voice::get_id()].volumeRight.write(SweepVolume::create(right));
            }

            void play() {
                SPU_IO::Key::On.write(SPU_IO::KeyOn::for_specific(Voice::get_id()));
            }

            void stop() {
                SPU_IO::Key::Off.write(SPU_IO::KeyOff::for_specific(Voice::get_id()));
            }
        };

        extern Voice voice[SPU_IO::VoiceCount];
    }
}