/**
 * @file llpanelblockedlist.cpp
 * @brief Container for blocked Residents & Objects list
 *
 * $LicenseInfo:firstyear=2001&license=viewerlgpl$
 * 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 "llpanelblockedlist.h"

// library include
#include "llavatarname.h"
#include "llfiltereditor.h"
#include "llfloater.h"
#include "llfloaterreg.h"
#include "llnotificationsutil.h"
#include "llscrolllistctrl.h"
#include "llmenubutton.h"

// project include
#include "llavatarlistitem.h"
#include "llblocklist.h"
#include "llblockedlistitem.h"
#include "llfloateravatarpicker.h"
#include "llfloatersidepanelcontainer.h"
#include "llinventorylistitem.h"
#include "llinventorymodel.h"
#include "llsidetraypanelcontainer.h"
#include "llviewercontrol.h"

static LLPanelInjector<LLPanelBlockedList> t_panel_blocked_list("panel_block_list_sidetray");

//
// Constants
//
const std::string BLOCKED_PARAM_NAME = "blocked_to_select";

//-----------------------------------------------------------------------------
// LLPanelBlockedList()
//-----------------------------------------------------------------------------

LLPanelBlockedList::LLPanelBlockedList()
:   LLPanel()
{
    mCommitCallbackRegistrar.add("Block.Action",    { boost::bind(&LLPanelBlockedList::onCustomAction,  this, _2), cb_info::UNTRUSTED_BLOCK });
    mEnableCallbackRegistrar.add("Block.Check",     boost::bind(&LLPanelBlockedList::isActionChecked, this, _2));
}

void LLPanelBlockedList::removePicker()
{
    if(mPicker.get())
    {
        mPicker.get()->closeFloater();
    }
}

bool LLPanelBlockedList::postBuild()
{
    mBlockedList = getChild<LLBlockList>("blocked");
    mBlockedList->setCommitOnSelectionChange(true);
    this->setVisibleCallback(boost::bind(&LLPanelBlockedList::removePicker, this));

    switch (gSavedSettings.getU32("BlockPeopleSortOrder"))
    {
    case E_SORT_BY_NAME:
        mBlockedList->sortByName();
        break;

    case E_SORT_BY_TYPE:
        mBlockedList->sortByType();
        break;
    default:
        LL_WARNS() << "Unrecognized sort order for blocked list" << LL_ENDL;
        break;
    }

    mBlockedGearBtn = getChild<LLMenuButton>("blocked_gear_btn");

    // Use the context menu of the Block list for the Block tab gear menu.
    LLToggleableMenu* blocked_gear_menu = mBlockedList->getContextMenu();
    if (blocked_gear_menu)
    {
        mBlockedGearBtn->setMenu(blocked_gear_menu, LLMenuButton::MP_BOTTOM_LEFT);
    }
    mUnblockBtn = getChild<LLButton>("unblock_btn");
    mUnblockBtn->setCommitCallback(boost::bind(&LLPanelBlockedList::unblockItem, this));

    getChild<LLFilterEditor>("blocked_filter_input")->setCommitCallback(boost::bind(&LLPanelBlockedList::onFilterEdit, this, _2));

    mBlockLimitText = getChild<LLUICtrl>("block_limit");

    return LLPanel::postBuild();
}

void LLPanelBlockedList::draw()
{
    updateButtons();
    LLPanel::draw();
}

void LLPanelBlockedList::onOpen(const LLSD& key)
{
    if (key.has(BLOCKED_PARAM_NAME) && key[BLOCKED_PARAM_NAME].asUUID().notNull())
    {
        selectBlocked(key[BLOCKED_PARAM_NAME].asUUID());
    }
}

void LLPanelBlockedList::selectBlocked(const LLUUID& mute_id)
{
    mBlockedList->resetSelection();
    mBlockedList->selectItemByUUID(mute_id);
}

void LLPanelBlockedList::showPanelAndSelect(const LLUUID& idToSelect)
{
    LLFloaterSidePanelContainer::showPanel("people", "panel_people",
        LLSD().with("people_panel_tab_name", "blocked_panel").with(BLOCKED_PARAM_NAME, idToSelect));
}


//////////////////////////////////////////////////////////////////////////
// Private Section
//////////////////////////////////////////////////////////////////////////
void LLPanelBlockedList::updateButtons()
{
    bool hasSelected = NULL != mBlockedList->getSelectedItem();
    mUnblockBtn->setEnabled(hasSelected);
    mBlockedGearBtn->setEnabled(hasSelected);

    static LLCachedControl<S32> mute_list_limit(gSavedSettings, "MuteListLimit");
    mBlockLimitText->setTextArg("[COUNT]", llformat("%d", mBlockedList->getMuteListSize()));
    mBlockLimitText->setTextArg("[LIMIT]", llformat("%d", mute_list_limit()));
}

void LLPanelBlockedList::unblockItem()
{
    LLBlockedListItem* item = mBlockedList->getBlockedItem();
    if (item)
    {
        LLMute mute(item->getUUID(), item->getName());
        LLMuteList::instance().remove(mute);
    }
}

void LLPanelBlockedList::onCustomAction(const LLSD& userdata)
{
    const std::string command_name = userdata.asString();

    if ("block_obj_by_name" == command_name)
    {
        blockObjectByName();
    }
    else if ("block_res_by_name" == command_name)
    {
        blockResidentByName();
    }
    else if ("sort_by_name" == command_name)
    {
        mBlockedList->sortByName();
        gSavedSettings.setU32("BlockPeopleSortOrder", E_SORT_BY_NAME);
    }
    else if ("sort_by_type" == command_name)
    {
        mBlockedList->sortByType();
        gSavedSettings.setU32("BlockPeopleSortOrder", E_SORT_BY_TYPE);
    }
}

bool LLPanelBlockedList::isActionChecked(const LLSD& userdata)
{
    std::string item = userdata.asString();
    U32 sort_order = gSavedSettings.getU32("BlockPeopleSortOrder");

    if ("sort_by_name" == item)
    {
        return E_SORT_BY_NAME == sort_order;
    }
    else if ("sort_by_type" == item)
    {
        return E_SORT_BY_TYPE == sort_order;
    }

    return false;
}

void LLPanelBlockedList::blockResidentByName()
{
    const bool allow_multiple = false;
    const bool close_on_select = true;

    LLView * button = findChild<LLButton>("plus_btn", true);
    LLFloater* root_floater = gFloaterView->getParentFloater(this);
    LLFloaterAvatarPicker * picker = LLFloaterAvatarPicker::show(boost::bind(&LLPanelBlockedList::callbackBlockPicked, this, _1, _2),
                                                                                    allow_multiple, close_on_select, false, root_floater->getName(), button);

    if (root_floater)
    {
        root_floater->addDependentFloater(picker);
    }

    mPicker = picker->getHandle();
}

void LLPanelBlockedList::blockObjectByName()
{
    LLFloaterGetBlockedObjectName::show(&LLPanelBlockedList::callbackBlockByName);
}

void LLPanelBlockedList::onFilterEdit(const std::string& search_string)
{
    std::string filter = search_string;
    LLStringUtil::trimHead(filter);

    mBlockedList->setNameFilter(filter);
}

void LLPanelBlockedList::callbackBlockPicked(const uuid_vec_t& ids, const std::vector<LLAvatarName> names)
{
    if (names.empty() || ids.empty()) return;
    LLMute mute(ids[0], names[0].getUserName(), LLMute::AGENT);
    LLMuteList::getInstance()->add(mute);
    showPanelAndSelect(mute.mID);
}

//static
void LLPanelBlockedList::callbackBlockByName(const std::string& text)
{
    if (text.empty()) return;

    LLMute mute(LLUUID::null, text, LLMute::BY_NAME);
    bool success = LLMuteList::getInstance()->add(mute);
    if (!success)
    {
        LLNotificationsUtil::add("MuteByNameFailed");
    }
}

//////////////////////////////////////////////////////////////////////////
//          LLFloaterGetBlockedObjectName
//////////////////////////////////////////////////////////////////////////

// Constructor/Destructor
LLFloaterGetBlockedObjectName::LLFloaterGetBlockedObjectName(const LLSD& key)
: LLFloater(key)
, mGetObjectNameCallback(NULL)
{
}

// Destroys the object
LLFloaterGetBlockedObjectName::~LLFloaterGetBlockedObjectName()
{
    gFocusMgr.releaseFocusIfNeeded( this );
}

bool LLFloaterGetBlockedObjectName::postBuild()
{
    getChild<LLButton>("OK")->      setCommitCallback(boost::bind(&LLFloaterGetBlockedObjectName::applyBlocking, this));
    getChild<LLButton>("Cancel")->  setCommitCallback(boost::bind(&LLFloaterGetBlockedObjectName::cancelBlocking, this));
    center();

    return LLFloater::postBuild();
}

bool LLFloaterGetBlockedObjectName::handleKeyHere(KEY key, MASK mask)
{
    if (key == KEY_RETURN && mask == MASK_NONE)
    {
        applyBlocking();
        return true;
    }
    else if (key == KEY_ESCAPE && mask == MASK_NONE)
    {
        cancelBlocking();
        return true;
    }

    return LLFloater::handleKeyHere(key, mask);
}

// static
LLFloaterGetBlockedObjectName* LLFloaterGetBlockedObjectName::show(get_object_name_callback_t callback)
{
    LLFloaterGetBlockedObjectName* floater = LLFloaterReg::showTypedInstance<LLFloaterGetBlockedObjectName>("mute_object_by_name");

    floater->mGetObjectNameCallback = callback;

    // *TODO: mantipov: should LLFloaterGetBlockedObjectName be closed when panel is closed?
    // old Floater dependency is not enable in panel
    // addDependentFloater(floater);

    return floater;
}

//////////////////////////////////////////////////////////////////////////
// Private Section
void LLFloaterGetBlockedObjectName::applyBlocking()
{
    if (mGetObjectNameCallback)
    {
        const std::string& text = getChild<LLUICtrl>("object_name")->getValue().asString();
        mGetObjectNameCallback(text);
    }
    closeFloater();
}

void LLFloaterGetBlockedObjectName::cancelBlocking()
{
    closeFloater();
}

//EOF