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#pragma once
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#ifndef MENUBAR_COMMAND_H
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#define MENUBAR_COMMAND_H
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#include <vector></vector>
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#include <map></map>
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#include <string></string>
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#include "tcommon.h"
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#include <qaction></qaction>
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#include <qmenu></qmenu>
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#undef DVAPI
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#undef DVVAR
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#ifdef TOONZQT_EXPORTS
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#define DVAPI DV_EXPORT_API
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#define DVVAR DV_EXPORT_VAR
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#else
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#define DVAPI DV_IMPORT_API
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#define DVVAR DV_IMPORT_VAR
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#endif
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//
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// forward declaration
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//
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class QAction;
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//
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// base class
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//
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class DVAPI CommandHandlerInterface {
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public:
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  virtual ~CommandHandlerInterface() {}
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  virtual void execute() = 0;
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};
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//-----------------------------------------------------------------------------
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//
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// command identifier (e.g. "copy"). They are NOT command names (e.g. "&Copy")
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//
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typedef const char *CommandId;
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enum CommandType {
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  UndefinedCommandType = 0,
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  RightClickMenuCommandType,
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  MenuFileCommandType,
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  MenuEditCommandType,
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  MenuScanCleanupCommandType,
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  MenuLevelCommandType,
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  MenuXsheetCommandType,
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  MenuCellsCommandType,
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  MenuViewCommandType,
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  MenuWindowsCommandType,
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  PlaybackCommandType,
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  RGBACommandType,
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  FillCommandType,
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  ToolCommandType,
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  ToolModifierCommandType,
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  ZoomCommandType,
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  MiscCommandType,
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  MenuCommandType
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};
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//-----------------------------------------------------------------------------
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class AuxActionsCreator {
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public:
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  AuxActionsCreator();
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  virtual ~AuxActionsCreator(){};
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  virtual void createActions(QObject *parent) = 0;
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};
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//-----------------------------------------------------------------------------
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class AuxActionsCreatorManager {
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  bool m_auxActionsCreated;
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  std::vector<auxactionscreator *=""> m_auxActionsCreators;</auxactionscreator>
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  AuxActionsCreatorManager();
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public:
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  static AuxActionsCreatorManager *instance();
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  void addAuxActionsCreator(AuxActionsCreator *auxActionsCreator);
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  void createAuxActions(QObject *parent);
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};
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//-----------------------------------------------------------------------------
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//
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// command manager:
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//    setExecutor(id, executor)
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//    setAction(id, qaction)
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//    execute(qaction)/
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//
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class DVAPI CommandManager {  // singleton
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  class Node {
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  public:
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    std::string m_id;
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    CommandType m_type;
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    QAction *m_qaction;
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    CommandHandlerInterface *m_handler;
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    bool m_enabled;
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    QString m_onText,
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        m_offText;  // for toggle commands. e.g. show/hide something
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    Node(CommandId id)
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        : m_id(id)
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        , m_type(UndefinedCommandType)
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        , m_qaction(0)
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        , m_handler(0)
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        , m_enabled(true) {}
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    ~Node() {
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      if (m_handler) delete m_handler;
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    }
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  };
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  std::map<std::string, *="" node=""> m_idTable;</std::string,>
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  std::map<qaction *="" *,="" node=""> m_qactionTable;</qaction>
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  std::map<std::string, *="" node=""> m_shortcutTable;</std::string,>
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  CommandManager();
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  Node *getNode(CommandId id, bool createIfNeeded = true);
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  void setShortcut(CommandId id, QAction *action, std::string shortcutString);
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  void createAuxActions();
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public:
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  static CommandManager *instance();
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  ~CommandManager();
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  void setHandler(CommandId id, CommandHandlerInterface *handler);
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  void define(CommandId id, CommandType type, std::string defaultShortcutString,
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              QAction *action);
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  QAction *createAction(const char *id, const char *name,
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                        const char *defaultShortcut);
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  void getActions(CommandType type, std::vector<qaction *=""> &actions);</qaction>
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  QAction *getActionFromShortcut(std::string shortcutString);
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  std::string getShortcutFromAction(QAction *action);
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  std::string getShortcutFromId(CommandId id);
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  int getKeyFromShortcut(const std::string &shortcut);
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  int getKeyFromId(CommandId id);
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  void setShortcut(QAction *action, std::string shortcutString,
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                   bool keepDefault = true);
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  QAction *getAction(CommandId id, bool createIfNeeded = false);
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  // createAction creates a new indepenent QAction with text and shortcut
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  // if the action is a toggle action (e.g. show/hide something) the text is
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  // controlled by state
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  // you can use createAction() for context menu
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  QAction *createAction(CommandId id, QObject *parent = 0, bool state = true);
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  void execute(QAction *action);
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  /*! If action is defined in m_qactionTable recall \b execute(action),
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   * otherwise recall execute(menuAction).*/
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  void execute(QAction *action, QAction *menuAction);
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  void execute(CommandId id);
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  void enable(CommandId id, bool enabled);
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  // if id is a toggle (e.g. a checkable menu item) then set its status;
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  // note: this will trigger any associated handler
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  void setChecked(CommandId id, bool checked);
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  // use setToggleTexts for toggle commands that have two names according to the
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  // current status. e.g. show/hide something
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  void setToggleTexts(CommandId id, const QString &onText,
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                      const QString &offText);
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  std::string getIdFromAction(QAction *action);
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  // load user defined shortcuts
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  void loadShortcuts();
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};
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//-----------------------------------------------------------------------------
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//
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// CommandHandlerHelper = target + method
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//
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template <class t=""></class>
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class CommandHandlerHelper final : public CommandHandlerInterface {
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  T *m_target;
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  void (T::*m_method)();
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public:
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  CommandHandlerHelper(T *target, void (T::*method)())
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      : m_target(target), m_method(method) {}
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  void execute() override { (m_target->*m_method)(); }
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};
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template <class r="" t,="" typename=""></class>
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class CommandHandlerHelper2 final : public CommandHandlerInterface {
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  T *m_target;
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  void (T::*m_method)(R value);
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  R m_value;
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public:
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  CommandHandlerHelper2(T *target, void (T::*method)(R), R value)
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      : m_target(target), m_method(method), m_value(value) {}
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  void execute() override { (m_target->*m_method)(m_value); }
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};
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//-----------------------------------------------------------------------------
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template <class t=""></class>
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inline void setCommandHandler(CommandId id, T *target, void (T::*method)()) {
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  CommandManager::instance()->setHandler(
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      id, new CommandHandlerHelper<t>(target, method));</t>
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}
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//-----------------------------------------------------------------------------
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class DVAPI MenuItemHandler : public QObject {
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  Q_OBJECT
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public:
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  MenuItemHandler(CommandId cmdId);
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  virtual ~MenuItemHandler(){};
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  virtual void execute() = 0;
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};
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template <class t=""></class>
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class OpenPopupCommandHandler final : public MenuItemHandler {
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  T *m_popup;
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  CommandId m_id;
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public:
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  OpenPopupCommandHandler(CommandId cmdId)
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      : MenuItemHandler(cmdId), m_popup(0) {}
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  void execute() override {
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    if (!m_popup) m_popup = new T();
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    m_popup->show();
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    m_popup->raise();
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    m_popup->activateWindow();
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  }
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};
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//-----------------------------------------------------------------------------
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class DVAPI DVAction final : public QAction {
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  Q_OBJECT
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public:
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  DVAction(const QString &text, QObject *parent);
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  DVAction(const QIcon &icon, const QString &text, QObject *parent);
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public slots:
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  void onTriggered();
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};
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//-----------------------------------------------------------------------------
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class DVAPI DVMenuAction final : public QMenu {
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  Q_OBJECT
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  int m_triggeredActionIndex;
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public:
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  DVMenuAction(const QString &text, QWidget *parent, QList<qstring> actions);</qstring>
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  void setActions(QList<qstring> actions);</qstring>
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  int getTriggeredActionIndex() { return m_triggeredActionIndex; }
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public slots:
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  void onTriggered(QAction *action);
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};
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//-----------------------------------------------------------------------------
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#endif  // MENUBAR_COMMAND_H