/**
* @file llpanelexperiencelisteditor.cpp
* @brief Editor for building a list of experiences
*
* $LicenseInfo:firstyear=2014&license=viewerlgpl$
 * Second Life Viewer Source Code
 * Copyright (C) 2010, Linden Research, Inc.
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation;
 * version 2.1 of the License only.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 * 
 * Linden Research, Inc., 945 Battery Street, San Francisco, CA  94111  USA
 * $/LicenseInfo$
 */

#ifndef LL_LLPANELEXPERIENCELISTEDITOR_H
#define LL_LLPANELEXPERIENCELISTEDITOR_H

#include "llpanel.h"
#include "lluuid.h"
#include <set>

class LLNameListCtrl;
class LLScrollListCtrl;
class LLButton;
class LLFloaterExperiencePicker;

class LLPanelExperienceListEditor final : public LLPanel
{
public:

	typedef boost::signals2::signal<void (const LLUUID&) > list_changed_signal_t;
	// filter function for experiences, return true if the experience should be hidden.
	typedef std::function<bool (const LLSD&)> experience_function;
	typedef std::vector<experience_function> filter_list;
	typedef LLHandle<LLFloaterExperiencePicker> PickerHandle;
	LLPanelExperienceListEditor();
	~LLPanelExperienceListEditor();
	BOOL postBuild() override;

	void loading();

	const uuid_list_t& getExperienceIds()const;
	void setExperienceIds(const LLSD& experience_ids);
	void addExperienceIds(const uuid_vec_t& experience_ids);

	void addExperience(const LLUUID& id);

	boost::signals2::connection setAddedCallback(list_changed_signal_t::slot_type cb );
	boost::signals2::connection setRemovedCallback(list_changed_signal_t::slot_type cb );

	bool getReadonly() const { return mReadonly; }
	void setReadonly(bool val);

	void refreshExperienceCounter();

	void addFilter(experience_function func){mFilters.push_back(func);}
	void setStickyFunction(experience_function func){mSticky = func;}
	U32 getMaxExperienceIDs() const { return mMaxExperienceIDs; }
	void setMaxExperienceIDs(U32 val) { mMaxExperienceIDs = val; }
private:

	void onItems();
	void onRemove();
	void onAdd();
	void onProfile();

	void checkButtonsEnabled();
	static void experienceDetailsCallback( LLHandle<LLPanelExperienceListEditor> panel, const LLSD& experience );
	void onExperienceDetails( const LLSD& experience );
	void processResponse( const LLSD& content );
	uuid_list_t mExperienceIds;


	LLNameListCtrl*				mItems;
	filter_list					mFilters;
	LLButton*					mAdd;
	LLButton*					mRemove;
	LLButton*					mProfile;
	PickerHandle				mPicker;
	list_changed_signal_t		mAddedCallback;
	list_changed_signal_t		mRemovedCallback;
	LLUUID						mKey;
	bool						mReadonly;
	experience_function			mSticky;
	U32							mMaxExperienceIDs;

};

#endif //LL_LLPANELEXPERIENCELISTEDITOR_H
