//+----------------------------------------------------------------------------+
//| Description:  Magic Set Editor - Program to make Magic (tm) cards          |
//| Copyright:    (C) Twan van Laarhoven and the other MSE developers          |
//| License:      GNU General Public License 2 or later (see file COPYING)     |
//+----------------------------------------------------------------------------+

#pragma once

// ----------------------------------------------------------------------------- : Includes

#include <util/prec.hpp>
#include <util/reflect.hpp>
#include <util/defaultable.hpp>
#include <util/angle.hpp>

class Game;
class StyleSheet;
class ExportTemplate;
class Field;

DECLARE_POINTER_TYPE(GameSettings);
DECLARE_POINTER_TYPE(StyleSheetSettings);
DECLARE_POINTER_TYPE(Field);
DECLARE_POINTER_TYPE(Value);
DECLARE_POINTER_TYPE(AutoReplace);

// For now, use the old style update checker
#define USE_OLD_STYLE_UPDATE_CHECKER 1

// ----------------------------------------------------------------------------- : Extra data structures

/// When to check for updates?
enum CheckUpdates
{  CHECK_ALWAYS
,  CHECK_IF_CONNECTED
,  CHECK_NEVER
};

/// Where to install to?
enum InstallType
{  INSTALL_DEFAULT  // the platform default.
,  INSTALL_LOCAL  // install to the user's files
,  INSTALL_GLOBAL  // install to the global files
};

void parse_enum(const String&, InstallType&);
bool is_install_local(InstallType type);

/// How to handle filename conflicts
enum FilenameConflicts
{  CONFLICT_KEEP_OLD      // always keep old file
,  CONFLICT_OVERWRITE      // always overwrite
,  CONFLICT_NUMBER        // always add numbers ("file.1.something")
,  CONFLICT_NUMBER_OVERWRITE  // only add numbers for conflicts inside a set, overwrite old stuff
};

/// Settings of a single column in the card list
class ColumnSettings {
public:
  ColumnSettings();
  UInt width;
  int  position;
  bool visible;
  
  DECLARE_REFLECTION();
};

/// Settings for a Game
class GameSettings : public IntrusivePtrBase<GameSettings> {
public:
  GameSettings();
  
  /// Where the settings have defaults, initialize with the values from the game
  void initDefaults(const Game& g);
  
  String                      default_stylesheet;
  String                      default_export;
  map<String, ColumnSettings> cardlist_columns;
  String                      sort_cards_by;
  bool                        sort_cards_ascending;
  String                      images_export_filename;
  FilenameConflicts           images_export_conflicts;
  bool                        use_auto_replace;
  vector<AutoReplaceP>        auto_replaces;     ///< Things to autoreplace in textboxes
  map<String, int>            pack_amounts;
  bool                        pack_seed_random;
  int                         pack_seed;
  
  DECLARE_REFLECTION();
private:
  bool initialized;
};

/// Settings for a StyleSheet
class StyleSheetSettings : public IntrusivePtrBase<StyleSheetSettings> {
public:
  StyleSheetSettings();
  
  // Rendering/display settings
  Defaultable<double> card_zoom;
  Defaultable<double> export_zoom;
  Defaultable<Degrees> card_angle;
  Defaultable<bool>   card_anti_alias;
  Defaultable<bool>   card_borders;
  Defaultable<bool>   card_draw_editing;
  Defaultable<bool>   card_normal_export;
  Defaultable<bool>   card_spellcheck_enabled;
  
  /// Where the settings are the default, use the value from ss
  void useDefault(const StyleSheetSettings& ss);
  
  DECLARE_REFLECTION();
};


// ----------------------------------------------------------------------------- : Settings

/// Class that holds MSE settings.
/** There is a single global instance of this class.
 *  Settings are loaded at startup, and stored at shutdown.
 */
class Settings {
public:
  /// Default constructor initializes default settings
  Settings();
  
  // --------------------------------------------------- : Locale
  
  String locale;
  
  // --------------------------------------------------- : Recently opened sets
  vector<String> recent_sets;
  static const UInt max_recent_sets = 9; // store this many recent sets
  
  /// Add a file to the list of recent files
  void addRecentFile(const String& filename);
  
  // --------------------------------------------------- : Files/directories
  String default_set_dir;    ///< Where to look for .mse-set files
  String default_image_dir;  ///< Where to look for images to import
  String default_symbol_dir; ///< Where to look for .mse-symbol files
  String default_export_dir; ///< Where to export to by default
  
  // --------------------------------------------------- : Set window
  bool set_window_maximized;
  UInt set_window_width;
  UInt set_window_height;
  UInt card_notes_height;
  bool open_sets_in_new_window;
  
  // --------------------------------------------------- : Symbol editor
  UInt symbol_grid_size;
  bool symbol_grid;
  bool symbol_grid_snap;
  
  // --------------------------------------------------- : Default pacakge selections
  String default_game;
  
  // --------------------------------------------------- : Game/stylesheet specific
  
  /// Get the settings object for a specific game
  GameSettings&       gameSettingsFor      (const Game& game);
  /// Get the settings for a column for a specific field in a game
  ColumnSettings&     columnSettingsFor    (const Game& game, const Field& field);
  /// Get the settings object for a specific stylesheet
  StyleSheetSettings& stylesheetSettingsFor(const StyleSheet& stylesheet);
  
private:
  map<String,GameSettingsP>       game_settings;
  map<String,StyleSheetSettingsP> stylesheet_settings;
public:
  StyleSheetSettings              default_stylesheet_settings;  ///< The default settings for stylesheets
  
  // --------------------------------------------------- : Exports
private:
  DelayedIndexMaps<FieldP,ValueP> export_options;
public:
  
  /// Get the options for an export template
  IndexMap<FieldP,ValueP>& exportOptionsFor(const ExportTemplate& export_template);
  
  // --------------------------------------------------- : Printing
  
  double print_spacing;
  
  // --------------------------------------------------- : Special game stuff
  String apprentice_location;
  
  // --------------------------------------------------- : Internal settings
  double internal_scale;
  bool internal_image_extension;

  // --------------------------------------------------- : Update checking
  #if USE_OLD_STYLE_UPDATE_CHECKER
    String updates_url;
  #endif
  String package_versions_url; ///< latest package versions
  String installer_list_url;   ///< available installers
  CheckUpdates check_updates;
  bool   check_updates_all; ///< Check updates of all packages, not just the program
  String website_url;
  
  // --------------------------------------------------- : Installation settings
  InstallType install_type;
  
  // --------------------------------------------------- : The io
  
  /// Read the settings file from the standard location
  void read();
  /// Store the settings in the standard location
  void write();
  
private:
  /// Name of the settings file
  String settingsFile();
  /// Clear settings before reading them
  void clear();
  
  DECLARE_REFLECTION();
};

/// The global settings object
extern Settings settings;