/**
 * @file llfloaterinspect.cpp
 * @brief Floater for object inspection tool
 *
 * $LicenseInfo:firstyear=2006&license=viewerlgpl$
 * 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 "llfloaterinspect.h"

#include "llfloaterreg.h"
#include "llfloatertools.h"
#include "llavataractions.h"
#include "llavatarnamecache.h"
#include "llgroupactions.h"
#include "llscrolllistctrl.h"
#include "llscrolllistitem.h"
#include "llselectmgr.h"
#include "lltoolcomp.h"
#include "lltoolmgr.h"
#include "lltrans.h"
#include "llviewercontrol.h"
#include "llviewerobject.h"
#include "lluictrlfactory.h"

//LLFloaterInspect* LLFloaterInspect::sInstance = NULL;

LLFloaterInspect::LLFloaterInspect(const LLSD& key)
  : LLFloater(key),
    mDirty(false),
    mOwnerNameCacheConnection(),
    mCreatorNameCacheConnection()
{
    mCommitCallbackRegistrar.add("Inspect.OwnerProfile",    { boost::bind(&LLFloaterInspect::onClickOwnerProfile, this) });
    mCommitCallbackRegistrar.add("Inspect.CreatorProfile",  { boost::bind(&LLFloaterInspect::onClickCreatorProfile, this) });
    mCommitCallbackRegistrar.add("Inspect.SelectObject",    { boost::bind(&LLFloaterInspect::onSelectObject, this) });
}

bool LLFloaterInspect::postBuild()
{
    mObjectList = getChild<LLScrollListCtrl>("object_list");
//  childSetAction("button owner",onClickOwnerProfile, this);
//  childSetAction("button creator",onClickCreatorProfile, this);
//  childSetCommitCallback("object_list", onSelectObject, NULL);

    refresh();

    return true;
}

LLFloaterInspect::~LLFloaterInspect(void)
{
    if (mOwnerNameCacheConnection.connected())
    {
        mOwnerNameCacheConnection.disconnect();
    }
    if (mCreatorNameCacheConnection.connected())
    {
        mCreatorNameCacheConnection.disconnect();
    }
    if(!LLFloaterReg::instanceVisible("build"))
    {
        if(LLToolMgr::getInstance()->getBaseTool() == LLToolCompInspect::getInstance())
        {
            LLToolMgr::getInstance()->clearTransientTool();
        }
        // Switch back to basic toolset
        LLToolMgr::getInstance()->setCurrentToolset(gBasicToolset);
    }
    else
    {
        LLFloaterReg::showInstance("build", LLSD(), true);
    }
}

void LLFloaterInspect::onOpen(const LLSD& key)
{
    bool forcesel = LLSelectMgr::getInstance()->setForceSelection(true);
    LLToolMgr::getInstance()->setTransientTool(LLToolCompInspect::getInstance());
    LLSelectMgr::getInstance()->setForceSelection(forcesel);    // restore previouis value
    mObjectSelection = LLSelectMgr::getInstance()->getSelection();
    refresh();
}
void LLFloaterInspect::onClickCreatorProfile()
{
    if(mObjectList->getAllSelected().size() == 0)
    {
        return;
    }
    LLScrollListItem* first_selected =mObjectList->getFirstSelected();

    if (first_selected)
    {
        struct f : public LLSelectedNodeFunctor
        {
            LLUUID obj_id;
            f(const LLUUID& id) : obj_id(id) {}
            virtual bool apply(LLSelectNode* node)
            {
                return (obj_id == node->getObject()->getID());
            }
        } func(first_selected->getUUID());
        LLSelectNode* node = mObjectSelection->getFirstNode(&func);
        if(node)
        {
            LLAvatarActions::showProfile(node->mPermissions->getCreator());
        }
    }
}

void LLFloaterInspect::onClickOwnerProfile()
{
    if(mObjectList->getAllSelected().size() == 0) return;
    LLScrollListItem* first_selected =mObjectList->getFirstSelected();

    if (first_selected)
    {
        LLUUID selected_id = first_selected->getUUID();
        struct f : public LLSelectedNodeFunctor
        {
            LLUUID obj_id;
            f(const LLUUID& id) : obj_id(id) {}
            virtual bool apply(LLSelectNode* node)
            {
                return (obj_id == node->getObject()->getID());
            }
        } func(selected_id);
        LLSelectNode* node = mObjectSelection->getFirstNode(&func);
        if(node)
        {
            if(node->mPermissions->isGroupOwned())
            {
                const LLUUID& idGroup = node->mPermissions->getGroup();
                LLGroupActions::show(idGroup);
            }
            else
            {
                const LLUUID& owner_id = node->mPermissions->getOwner();
                LLAvatarActions::showProfile(owner_id);
            }

        }
    }
}

void LLFloaterInspect::onSelectObject()
{
    if(LLFloaterInspect::getSelectedUUID() != LLUUID::null)
    {
        getChildView("button owner")->setEnabled(true);
        getChildView("button creator")->setEnabled(true);
    }
}

LLUUID LLFloaterInspect::getSelectedUUID()
{
    if(mObjectList->getAllSelected().size() > 0)
    {
        LLScrollListItem* first_selected =mObjectList->getFirstSelected();
        if (first_selected)
        {
            return first_selected->getUUID();
        }

    }
    return LLUUID::null;
}

void LLFloaterInspect::refresh()
{
    LLUUID creator_id;
    std::string creator_name;
    S32 pos = mObjectList->getScrollPos();
    getChildView("button owner")->setEnabled(false);
    getChildView("button creator")->setEnabled(false);
    LLUUID selected_uuid;
    S32 selected_index = mObjectList->getFirstSelectedIndex();
    if(selected_index > -1)
    {
        LLScrollListItem* first_selected =
            mObjectList->getFirstSelected();
        if (first_selected)
        {
            selected_uuid = first_selected->getUUID();
        }
    }
    mObjectList->operateOnAll(LLScrollListCtrl::OP_DELETE);
    //List all transient objects, then all linked objects

    for (LLObjectSelection::valid_iterator iter = mObjectSelection->valid_begin();
         iter != mObjectSelection->valid_end(); iter++)
    {
        LLSelectNode* obj = *iter;
        LLSD row;
        std::string owner_name, creator_name;

        if (obj->mCreationDate == 0)
        {   // Don't have valid information from the server, so skip this one
            continue;
        }

        time_t timestamp = (time_t) (obj->mCreationDate/1000000);
        std::string timeStr = getString("timeStamp");
        LLSD substitution;
        substitution["datetime"] = (S32) timestamp;
        LLStringUtil::format (timeStr, substitution);

        const LLUUID& idOwner = obj->mPermissions->getOwner();
        const LLUUID& idCreator = obj->mPermissions->getCreator();
        LLAvatarName av_name;

        if(obj->mPermissions->isGroupOwned())
        {
            std::string group_name;
            const LLUUID& idGroup = obj->mPermissions->getGroup();
            if(gCacheName->getGroupName(idGroup, group_name))
            {
                owner_name = "[" + group_name + "] (group)";
            }
            else
            {
                owner_name = LLTrans::getString("RetrievingData");
                if (mOwnerNameCacheConnection.connected())
                {
                    mOwnerNameCacheConnection.disconnect();
                }
                mOwnerNameCacheConnection = gCacheName->getGroup(idGroup, boost::bind(&LLFloaterInspect::onGetOwnerNameCallback, this));
            }
        }
        else
        {
            // Only work with the names if we actually get a result
            // from the name cache. If not, defer setting the
            // actual name and set a placeholder.
            if (LLAvatarNameCache::get(idOwner, &av_name))
            {
                owner_name = av_name.getCompleteName();
            }
            else
            {
                owner_name = LLTrans::getString("RetrievingData");
                if (mOwnerNameCacheConnection.connected())
                {
                    mOwnerNameCacheConnection.disconnect();
                }
                mOwnerNameCacheConnection = LLAvatarNameCache::get(idOwner, boost::bind(&LLFloaterInspect::onGetOwnerNameCallback, this));
            }
        }

        if (LLAvatarNameCache::get(idCreator, &av_name))
        {
            creator_name = av_name.getCompleteName();
        }
        else
        {
            creator_name = LLTrans::getString("RetrievingData");
            if (mCreatorNameCacheConnection.connected())
            {
                mCreatorNameCacheConnection.disconnect();
            }
            mCreatorNameCacheConnection = LLAvatarNameCache::get(idCreator, boost::bind(&LLFloaterInspect::onGetCreatorNameCallback, this));
        }

        row["id"] = obj->getObject()->getID();
        row["columns"][0]["column"] = "object_name";
        row["columns"][0]["type"] = "text";
        // make sure we're either at the top of the link chain
        // or top of the editable chain, for attachments
        if(!(obj->getObject()->isRoot() || obj->getObject()->isRootEdit()))
        {
            row["columns"][0]["value"] = std::string("   ") + obj->mName;
        }
        else
        {
            row["columns"][0]["value"] = obj->mName;
        }
        row["columns"][1]["column"] = "owner_name";
        row["columns"][1]["type"] = "text";
        row["columns"][1]["value"] = owner_name;
        row["columns"][2]["column"] = "creator_name";
        row["columns"][2]["type"] = "text";
        row["columns"][2]["value"] = creator_name;
        row["columns"][3]["column"] = "creation_date";
        row["columns"][3]["type"] = "text";
        row["columns"][3]["value"] = timeStr;
        mObjectList->addElement(row, ADD_TOP);
    }
    if(selected_index > -1 && mObjectList->getItemIndex(selected_uuid) == selected_index)
    {
        mObjectList->selectNthItem(selected_index);
    }
    else
    {
        mObjectList->selectNthItem(0);
    }
    onSelectObject();
    mObjectList->setScrollPos(pos);
}

void LLFloaterInspect::onFocusReceived()
{
    LLToolMgr::getInstance()->setTransientTool(LLToolCompInspect::getInstance());
    LLFloater::onFocusReceived();
}

void LLFloaterInspect::dirty()
{
    setDirty();
}

void LLFloaterInspect::onGetOwnerNameCallback()
{
    mOwnerNameCacheConnection.disconnect();
    setDirty();
}

void LLFloaterInspect::onGetCreatorNameCallback()
{
    mCreatorNameCacheConnection.disconnect();
    setDirty();
}

void LLFloaterInspect::draw()
{
    if (mDirty)
    {
        refresh();
        mDirty = false;
    }

    LLFloater::draw();
}