//////////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2004-2021 musikcube team
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// All rights reserved.
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// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
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//    * Redistributions of source code must retain the above copyright notice,
//      this list of conditions and the following disclaimer.
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//////////////////////////////////////////////////////////////////////////////

#pragma once

#include <musikcore/sdk/IPlugin.h>
#include <musikcore/support/Preferences.h>
#include <cursespp/OverlayBase.h>
#include <cursespp/Checkbox.h>
#include <cursespp/ListWindow.h>
#include <cursespp/ScrollAdapterBase.h>
#include <cursespp/ShortcutsWindow.h>
#include <sigslot/sigslot.h>
#include <memory>

namespace musik {
    namespace cube {
        class EqualizerOverlay:
            public cursespp::OverlayBase,
            public sigslot::has_slots<>
        {
            public:
                using Plugin = std::shared_ptr<musik::core::sdk::IPlugin>;
                using Prefs = std::shared_ptr<musik::core::Preferences>;

                EqualizerOverlay();
                virtual ~EqualizerOverlay();

                static void ShowOverlay();
                static std::shared_ptr<musik::core::sdk::IPlugin> FindPlugin();

                virtual void Layout() override;
                virtual bool KeyPress(const std::string& key) override;
                virtual void ProcessMessage(musik::core::runtime::IMessage &message) override;

            private:
                class BandsAdapter : public cursespp::ScrollAdapterBase {
                    public:
                        BandsAdapter(Prefs prefs);
                        virtual ~BandsAdapter();
                        virtual size_t GetEntryCount() override;
                        virtual EntryPtr GetEntry(cursespp::ScrollableWindow* window, size_t index) override;

                    private:
                        Prefs prefs;
                };

                void UpdateSelectedBand(double delta);
                void NotifyAndRedraw();

                void OnEnabledChanged(cursespp::Checkbox* cb, bool checked);

                Plugin plugin;
                Prefs prefs;
                std::shared_ptr<BandsAdapter> adapter;
                std::shared_ptr<cursespp::Checkbox> enabledCb;
                std::shared_ptr<cursespp::ListWindow> listView;
                std::shared_ptr<cursespp::ShortcutsWindow> shortcuts;
        };
    }
}
