/**
  * @RDE_HEADER@
  * PluginSettings
  * $Id$
  * $HeadURL$
  * $Author$
  * Created by Christian Fröbel, NLSE, 2018-04-25
  */

#pragma once

#include <Plugins/AudioVideoManagement/Shared/avmshared_export.h>
#include <QString>
#include <memory>
#include <chrono>

namespace NGL
{
class Settings;
}


namespace AudioVideoManagement
{

/**
 * PluginSettings singleton.
 * At any given time at maximum one instance of this class exists.
 * Construction and destruction of the singleton instance is done
 * the usual way: by using the (public) constructors and destructor.
 * After construction the singleton instance can be accessed
 * via instance().
 * 
 * @author Christian Fröbel
 */
class AVMSHARED_EXPORT PluginSettings
{
public:
  /** Use the config file provided by NGL::findProjectConfigFile(). */
  PluginSettings();
  explicit PluginSettings(const QString &pathToConfigFile);
  ~PluginSettings();
  
  /**
   * May only be called *after* the singleton instance has been created.
   * @return never nullptr
   */
  static PluginSettings *instance();

  bool avaKeepAliveEnabled() const;
  std::chrono::milliseconds avaTimeout() const;

  bool vdKeepAliveEnabled() const;
  std::chrono::milliseconds vdTimeout() const;

  
  NGL::Settings *settings() const { return m_settings.get(); }
  
private:
  std::unique_ptr<NGL::Settings>   m_settings;

  static PluginSettings           *s_instance; //!< singleton instance
};

} // namespace AudioVideoManagement