/** 
 * @file llpanelgroupexperiences.cpp
 * @brief List of experiences owned by a group.
 *
 * $LicenseInfo:firstyear=2006&license=viewerlgpl$
 * 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
 * $/LicenseInfo$
 */

#include "llviewerprecompiledheaders.h"

#include "llpanelgroupexperiences.h"

#include "lluictrlfactory.h"
#include "llappviewer.h"
#include "llexperiencecache.h"
#include "llnamelistctrl.h"

void addExperienceToList(const LLSD& experience, LLNameListCtrl* list);

//static LLPanelInjector<LLPanelGroupExperiences> t_panel_group_experiences("panel_group_experiences");
//static 
void* LLPanelGroupExperiences::createTab(void* data)
{
	LLUUID* group_id = static_cast<LLUUID*>(data);
	return new LLPanelGroupExperiences("panel group experiences", *group_id);
}


LLPanelGroupExperiences::LLPanelGroupExperiences(const std::string& name, const LLUUID& id)
:	LLPanelGroupTab(name, id), mExperiencesList(nullptr)
{
}

LLPanelGroupExperiences::~LLPanelGroupExperiences()
{
}

BOOL LLPanelGroupExperiences::isVisibleByAgent(LLAgent* agentp)
{
	//default to being visible
	return TRUE;
}

BOOL LLPanelGroupExperiences::postBuild()
{
	mExperiencesList = getChild<LLNameListCtrl>("experiences_list");
	if (hasString("loading_experiences"))
	{
		mExperiencesList->setCommentText(getString("loading_experiences"));
	}
	else if (hasString("no_experiences"))
	{
		mExperiencesList->setCommentText(getString("no_experiences"));
	}

	return LLPanelGroupTab::postBuild();
}

void LLPanelGroupExperiences::activate()
{
	if ((getGroupID() == LLUUID::null) || gDisconnected)
	{
		return;
	}

    LLExperienceCache::instance().getGroupExperiences(getGroupID(),
        boost::bind(&LLPanelGroupExperiences::groupExperiencesResults, getDerivedHandle<LLPanelGroupExperiences>(), _1));
}

void LLPanelGroupExperiences::setGroupID(const LLUUID& id)
{
	LLPanelGroupTab::setGroupID(id);

	if (id == LLUUID::null)
	{
		return;
	}

	activate();
}

void LLPanelGroupExperiences::setExperienceList(const LLSD& experiences)
{
	if (hasString("no_experiences"))
	{
		mExperiencesList->setCommentText(getString("no_experiences"));
	}
	mExperiencesList->clear();

    auto& cache = LLExperienceCache::instance();
    for (const auto& exp : experiences.array())
    {
        LLUUID public_key = exp.asUUID();
        if (public_key.notNull())
            cache.get(public_key, boost::bind(addExperienceToList, _1, mExperiencesList));
    }
}

/*static*/
void LLPanelGroupExperiences::groupExperiencesResults(LLHandle<LLPanelGroupExperiences> handle, const LLSD &experiences)
{
    if (handle.isDead())
    {
        return;
    }

    LLPanelGroupExperiences* panel = handle.get();
    if (panel)
    {
        panel->setExperienceList(experiences);
	}
}