/**
  * @RDE_HEADER@
  * Gui Plugin for Free Space Monitor
  * $Id$
  * $HeadURL$
  * $Author$
  * Created by Mike Wille, SLTE, 2020-11-22
  */

#pragma once

#include <PluginInterfaces/gui_plugin_interface.h>
#include <Plugins/FreeSpace/fsp_gui_plugin_interface.h>
#include <Plugins/AssetManagement/asm_data_plugin_interface.h>


namespace LtsNotification { class LtsNotification; }


namespace FreeSpace
{

class GuiPlugin final : public QObject, public GuiPluginBase::Plugin
{
  Q_PLUGIN_METADATA(IID "gui:3:fsp")
  Q_INTERFACES(GuiPluginBase::Plugin)

  Q_OBJECT
public:
  explicit GuiPlugin() = default;
  ~GuiPlugin() = default;

  QString pluginName() override { return QLatin1String("FreeSpaceGuiPlugin"); }
  std::shared_ptr<GuiPluginBase::Interface> createGuiInterface(LtsSession::LtsSession *session) override;
  bool availableInPartition(IDL::PartitionType) const override { return true; }
};


class InterfaceImpl final : public QObject, public GuiPluginBase::Interface
{
  Q_OBJECT
public:
  explicit InterfaceImpl(LtsSession::LtsSession *session);
  QVector<LtsWidgets::PluginData> getActions() override;
  bool availableInPartition(IDL::PartitionType) const override { return true; }

public slots:
  void onInitDone();

private:
  bool onStatusHDD(quint64 &freeSpaceBytes, double &usedSpacePercent);
  bool onStatusRAM(unsigned long &freeRamKbytes, double &usedRamPercent);
  QString readableSize(const quint64 bytes) const;

  LtsNotification::LtsNotification *m_notiStatusRam{nullptr};
  LtsNotification::LtsNotification *m_notiStatusHdd{nullptr};

private:
  static const quint64 BYTE = 1;
  static const quint64 KB   = 1024 * BYTE;
  static const quint64 MB   = 1024 * KB;
  static const quint64 GB   = 1024 * MB;
  static const quint64 TB   = 1024 * GB;

private slots:
  void slotCheckFreeRamStatus();
  void slotCheckFreeSpaceStatus();
};

} // namespace ExerciseManagement