#pragma once

#include "search/mode.hpp"

#include "geometry/point2d.hpp"
#include "geometry/rect2d.hpp"

#include "std/function.hpp"
#include "std/string.hpp"

namespace search
{
class Results;

class SearchParams
{
public:
  using TOnStarted = function<void()>;
  using TOnResults = function<void(Results const &)>;

  SearchParams();

  /// @name Force run search without comparing with previous search params.
  //@{
  void SetForceSearch(bool b) { m_forceSearch = b; }
  bool IsForceSearch() const { return m_forceSearch; }
  //@}

  inline void SetMode(Mode mode) { m_mode = mode; }
  inline Mode GetMode() const { return m_mode; }
  void SetPosition(double lat, double lon);
  inline bool IsValidPosition() const { return m_validPos; }
  inline bool IsSearchAroundPosition() const { return (m_searchRadiusM > 0 && IsValidPosition()); }
  inline void SetSearchRadiusMeters(double radiusM) { m_searchRadiusM = radiusM; }
  bool GetSearchRect(m2::RectD & rect) const;

  /// @param[in] locale can be "fr", "en-US", "ru_RU" etc.
  inline void SetInputLocale(string const & locale) { m_inputLocale = locale; }
  inline void SetSuggestsEnabled(bool enabled) { m_suggestsEnabled = enabled; }
  inline bool GetSuggestsEnabled() const { return m_suggestsEnabled; }
  bool IsEqualCommon(SearchParams const & rhs) const;

  inline void Clear() { m_query.clear(); }
  TOnStarted m_onStarted;
  TOnResults m_onResults;

  string m_query;
  string m_inputLocale;

  double m_lat, m_lon;

  // A minimum distance between search results in mercator, needed for
  // pre-ranking of viewport search results.
  double m_minDistanceOnMapBetweenResults;

  friend string DebugPrint(SearchParams const & params);

private:
  double m_searchRadiusM;
  Mode m_mode;
  bool m_forceSearch;
  bool m_validPos;
  bool m_suggestsEnabled;
};
}  // namespace search