//-----------------------------------------------------------------------------
// Copyright (c) 2012 GarageGames, LLC
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//-----------------------------------------------------------------------------

#ifndef _GUI_WORLDEDITOR_UNDOACTIONS_H_
#define _GUI_WORLDEDITOR_UNDOACTIONS_H_

#ifndef _UNDO_H_
#include "util/undo.h"
#endif
#ifndef _CONSOLE_SIMOBJECTMEMENTO_H_
#include "console/simObjectMemento.h"
#endif

// Need full definition visible for SimObjectPtr<GuiInspectorField>
#include "gui/editor/inspector/field.h"

class GuiInspector;

class MECreateUndoAction : public UndoAction
{
   typedef UndoAction Parent;

protected:

   struct ObjectState
   {
      /// The object we created and will delete in undo.
      SimObjectId id;

      /// The captured object state.
      SimObjectMemento memento;

      /// Keep track of the parent group.
      SimObjectId groupId;
   };

   /// All the objects that were created.
   Vector<ObjectState> mObjects;

public:

   DECLARE_CONOBJECT( MECreateUndoAction );
   static void initPersistFields();
   
   MECreateUndoAction( const UTF8* actionName = " " );
   virtual ~MECreateUndoAction();

   void addObject( SimObject *object );

   // UndoAction
   virtual void undo();
   virtual void redo();
};


class MEDeleteUndoAction : public UndoAction
{
   typedef UndoAction Parent;

protected:

   struct ObjectState
   {
      /// The object we deleted and will restore in undo.
      SimObjectId id;

      /// The captured object state.
      SimObjectMemento memento;

      /// Keep track of the parent group.
      SimObjectId groupId;
   };

   /// All the objects we're deleting.
   Vector<ObjectState> mObjects;

public:

   DECLARE_CONOBJECT( MEDeleteUndoAction );
   static void initPersistFields();
   
   MEDeleteUndoAction( const UTF8* actionName = "Delete Object" );
   virtual ~MEDeleteUndoAction();

   ///
   void deleteObject( SimObject *object );
   void deleteObject( const Vector<SimObject*> &objectList );

   // UndoAction
   virtual void undo();
   virtual void redo();
};

class InspectorFieldUndoAction : public UndoAction
{
   typedef UndoAction Parent;

public:

   InspectorFieldUndoAction();
   InspectorFieldUndoAction( const UTF8* actionName );

   DECLARE_CONOBJECT( InspectorFieldUndoAction );
   static void initPersistFields();

   GuiInspector *mInspector;
   SimObjectId mObjId;
   SimObjectPtr<GuiInspectorField> mField; 
   StringTableEntry mSlotName;
   StringTableEntry mArrayIdx;
   String mData;         

   // UndoAction
   virtual void undo();
   virtual void redo() { undo(); }
};

#endif // _GUI_WORLDEDITOR_UNDOACTIONS_H_