/**
 * @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 "roles_constants.h"
#include "llappviewer.h"
#include "llagent.h"
#include "llviewerregion.h"
#include "llflatlistview.h"
#include "llpanelexperiences.h"
#include "llsd.h"
#include "llexperiencecache.h"

static LLPanelInjector<LLPanelGroupExperiences> t_panel_group_experiences("panel_group_experiences");


LLPanelGroupExperiences::LLPanelGroupExperiences()
:   LLPanelGroupTab(), mExperiencesList(NULL)
{
}

LLPanelGroupExperiences::~LLPanelGroupExperiences()
{
}

bool LLPanelGroupExperiences::postBuild()
{
    mExperiencesList = getChild<LLFlatListView>("experiences_list");
    if (hasString("loading_experiences"))
    {
        mExperiencesList->setNoItemsCommentText(getString("loading_experiences"));
    }
    else if (hasString("no_experiences"))
    {
        mExperiencesList->setNoItemsCommentText(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->setNoItemsCommentText(getString("no_experiences"));
    }
    mExperiencesList->clear();

    LLSD::array_const_iterator it = experiences.beginArray();
    for ( /**/ ; it != experiences.endArray(); ++it)
    {
        LLUUID public_key = it->asUUID();
        LLExperienceItem* item = new LLExperienceItem();

        item->init(public_key);
        mExperiencesList->addItem(item, public_key);
    }
}

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

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

}