#pragma once

#include <AH/Containers/Updatable.hpp>
#include <AH/Hardware/FilteredAnalog.hpp>
#include <AH/Timing/MillisMicrosTimer.hpp>
#include <MIDI_Interfaces/MIDI_Interface.hpp>
#include <Settings/SettingsWrapper.hpp>

BEGIN_CS_NAMESPACE

using AH::FilteredAnalog;
using AH::NormalUpdatable;
using AH::Timer;
using AH::Updatable;

class Control_Surface_ : public MIDI_Sender<Control_Surface_>,
                         public TrueMIDI_SinkSource {

    friend class MIDI_Sender<Control_Surface_>;

  public:
    Control_Surface_(Control_Surface_ const &) = delete;
    Control_Surface_ &operator=(Control_Surface_ const &) = delete;
    static Control_Surface_ &getInstance();

  private:
    Control_Surface_() = default;

  public:
    void begin();
    void loop();

    bool connectDefaultMIDI_Interface();
    void disconnectMIDI_Interfaces();

    void updateMidiInput();
    void updateInputs();

  private:
    void sendChannelMessageImpl(ChannelMessage);
    void sendSysCommonImpl(SysCommonMessage);
    void sendSysExImpl(SysExMessage);
    void sendRealTimeImpl(RealTimeMessage);
    void sendNowImpl() {}

  private:
#if !DISABLE_PIPES
    void sinkMIDIfromPipe(ChannelMessage msg) override;
    void sinkMIDIfromPipe(SysExMessage msg) override;
    void sinkMIDIfromPipe(SysCommonMessage msg) override;
    void sinkMIDIfromPipe(RealTimeMessage msg) override;
#else
    void sinkMIDIfromPipe(ChannelMessage msg);
    void sinkMIDIfromPipe(SysExMessage msg);
    void sinkMIDIfromPipe(SysCommonMessage msg);
    void sinkMIDIfromPipe(RealTimeMessage msg);
#endif

  public:
    using ChannelMessageCallback = bool (*)(ChannelMessage);
    using SysExMessageCallback = bool (*)(SysExMessage);
    using SysCommonMessageCallback = bool (*)(SysCommonMessage);
    using RealTimeMessageCallback = bool (*)(RealTimeMessage);

    void
    setMIDIInputCallbacks(ChannelMessageCallback channelMessageCallback,
                          SysExMessageCallback sysExMessageCallback,
                          SysCommonMessageCallback sysCommonMessageCallback,
                          RealTimeMessageCallback realTimeMessageCallback) {
        this->channelMessageCallback = channelMessageCallback;
        this->sysExMessageCallback = sysExMessageCallback;
        this->sysCommonMessageCallback = sysCommonMessageCallback;
        this->realTimeMessageCallback = realTimeMessageCallback;
    }

  private:
    ChannelMessageCallback channelMessageCallback = nullptr;
    SysExMessageCallback sysExMessageCallback = nullptr;
    SysCommonMessageCallback sysCommonMessageCallback = nullptr;
    RealTimeMessageCallback realTimeMessageCallback = nullptr;
#if !DISABLE_PIPES
    MIDI_Pipe inpipe, outpipe;
#endif
};

#if CS_TRUE_CONTROL_SURFACE_INSTANCE
extern Control_Surface_ &Control_Surface;
#else
#define Control_Surface (Control_Surface_::getInstance())
#endif

END_CS_NAMESPACE