/**
 * @file lltoastimpanel.cpp
 * @brief Panel for IM toasts.
 *
 * $LicenseInfo:firstyear=2001&license=viewerlgpl$
 * 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 "lltoastimpanel.h"

#include "llagent.h"
#include "llavatarnamecache.h"
#include "llfloaterreg.h"
#include "llgroupactions.h"
#include "llgroupiconctrl.h"
#include "llimview.h"
#include "llnotifications.h"
#include "llinstantmessage.h"
#include "lltooltip.h"

#include "llviewerchat.h"

const S32 LLToastIMPanel::DEFAULT_MESSAGE_MAX_LINE_COUNT    = 6;

//--------------------------------------------------------------------------
LLToastIMPanel::LLToastIMPanel(LLToastIMPanel::Params &p) : LLToastPanel(p.notification),
                                mAvatarIcon(NULL), mAvatarName(NULL),
                                mTime(NULL), mMessage(NULL), mGroupIcon(NULL)
{
    buildFromFile( "panel_instant_message.xml");

    mGroupIcon = getChild<LLGroupIconCtrl>("group_icon");
    mAvatarIcon = getChild<LLAvatarIconCtrl>("avatar_icon");
    mAdhocIcon = getChild<LLAvatarIconCtrl>("adhoc_icon");
    mAvatarName = getChild<LLTextBox>("user_name");
    mTime = getChild<LLTextBox>("time_box");
    mMessage = getChild<LLTextBox>("message");
    mMessage->setContentTrusted(false);

    LLStyle::Params style_params;
    LLFontGL* fontp = LLViewerChat::getChatFont();
    std::string font_name = LLFontGL::nameFromFont(fontp);
    std::string font_size = LLFontGL::sizeFromFont(fontp);
    style_params.font.name(font_name);
    style_params.font.size(font_size);

    LLIMModel::LLIMSession* im_session = LLIMModel::getInstance()->findIMSession(p.session_id);
    mIsGroupMsg = (im_session && im_session->mSessionType == LLIMModel::LLIMSession::GROUP_SESSION);
    std::string title = mIsGroupMsg ? im_session->mName : p.from;
    mAvatarName->setValue(title);

    //Handle IRC styled /me messages.
    std::string prefix = p.message.substr(0, 4);
    if (prefix == "/me " || prefix == "/me'")
    {
        //style_params.font.style = "UNDERLINE";
        mMessage->clear();

        style_params.font.style ="ITALIC";
        mMessage->appendText(p.from, false, style_params);

        style_params.font.style = "ITALIC";
        mMessage->appendText(p.message.substr(3), false, style_params);
    }
    else
    {
        if (mIsGroupMsg)
        {
            LLAvatarName avatar_name;
            LLAvatarNameCache::get(p.avatar_id, &avatar_name);
            p.message = "[From " + avatar_name.getDisplayName() + "]\n" + p.message;
        }
        style_params.font.style =  "NORMAL";
        mMessage->setText(p.message, style_params);
    }

    mTime->setValue(p.time);
    mSessionID = p.session_id;
    mAvatarID = p.avatar_id;
    mNotification = p.notification;



    initIcon();

    S32 maxLinesCount;
    std::istringstream ss( getString("message_max_lines_count") );
    if (!(ss >> maxLinesCount))
    {
        maxLinesCount = DEFAULT_MESSAGE_MAX_LINE_COUNT;
    }
    snapToMessageHeight(mMessage, maxLinesCount);
}

//--------------------------------------------------------------------------
LLToastIMPanel::~LLToastIMPanel()
{
}

//virtual
bool LLToastIMPanel::handleMouseUp(S32 x, S32 y, MASK mask)
{
    if (!LLPanel::handleMouseUp(x, y, mask))
    {
        mNotification->respond(mNotification->getResponseTemplate());
    }

    return true;
}

//virtual
bool LLToastIMPanel::handleToolTip(S32 x, S32 y, MASK mask)
{
    // It's not our direct child, so parentPointInView() doesn't work.
    LLRect ctrl_rect;

    mAvatarName->localRectToOtherView(mAvatarName->getLocalRect(), &ctrl_rect, this);
    if (ctrl_rect.pointInRect(x, y))
    {
        spawnNameToolTip();
        return true;
    }

    mGroupIcon->localRectToOtherView(mGroupIcon->getLocalRect(), &ctrl_rect, this);
    if(mGroupIcon->getVisible() && ctrl_rect.pointInRect(x, y))
    {
        spawnGroupIconToolTip();
        return true;
    }

    return LLToastPanel::handleToolTip(x, y, mask);
}

void LLToastIMPanel::spawnNameToolTip()
{
    // Spawn at right side of the name textbox.
    LLRect sticky_rect = mAvatarName->calcScreenRect();
    S32 icon_x =
        llmin(sticky_rect.mLeft + mAvatarName->getTextPixelWidth() + 3, sticky_rect.mRight);
    LLCoordGL pos(icon_x, sticky_rect.mTop);

    LLToolTip::Params params;
    params.background_visible(false);
    if(!mIsGroupMsg)
    {
    params.click_callback(boost::bind(&LLFloaterReg::showInstance, "inspect_avatar", LLSD().with("avatar_id", mAvatarID), false));
    }
    else
    {
        params.click_callback(boost::bind(&LLFloaterReg::showInstance, "inspect_group", LLSD().with("group_id", mSessionID), false));
    }
    params.delay_time(0.0f);        // spawn instantly on hover
    params.image(LLUI::getUIImage("Info_Small"));
    params.message("");
    params.padding(0);
    params.pos(pos);
    params.sticky_rect(sticky_rect);

    LLToolTipMgr::getInstance()->show(params);
}

void LLToastIMPanel::spawnGroupIconToolTip()
{
    // Spawn at right bottom side of group icon.
    LLRect sticky_rect = mGroupIcon->calcScreenRect();
    LLCoordGL pos(sticky_rect.mRight, sticky_rect.mBottom);

    LLGroupData g_data;
    if(!gAgent.getGroupData(mSessionID, g_data))
    {
        LL_WARNS() << "Error getting group data" << LL_ENDL;
    }

    LLInspector::Params params;
    params.fillFrom(LLUICtrlFactory::instance().getDefaultParams<LLInspector>());
    params.click_callback(boost::bind(&LLFloaterReg::showInstance, "inspect_group", LLSD().with("group_id", mSessionID), false));
    params.delay_time(0.100f);
    params.image(LLUI::getUIImage("Info_Small"));
    params.message(g_data.mName);
    params.padding(3);
    params.pos(pos);
    params.max_width(300);

    LLToolTipMgr::getInstance()->show(params);
}

void LLToastIMPanel::initIcon()
{
    mAvatarIcon->setVisible(false);
    mGroupIcon->setVisible(false);
    mAdhocIcon->setVisible(false);

    if(mAvatarName->getValue().asString() == SYSTEM_FROM)
    {
        // "sys_msg_icon" was disabled by Erica in the changeset: 5109 (85181bc92cbe)
        // and "dummy widget" warnings appeared in log.
        // It does not make sense to have such image with empty name. Removed for EXT-5057.
    }
    else
    {
        LLIMModel::LLIMSession* im_session = LLIMModel::getInstance()->findIMSession(mSessionID);
        if(!im_session)
        {
            LL_WARNS() << "Invalid IM session" << LL_ENDL;
            return;
        }

        switch(im_session->mSessionType)
        {
        case LLIMModel::LLIMSession::P2P_SESSION:
            mAvatarIcon->setVisible(true);
            mAvatarIcon->setValue(mAvatarID);
            break;
        case LLIMModel::LLIMSession::GROUP_SESSION:
            mGroupIcon->setVisible(true);
            mGroupIcon->setValue(mSessionID);
            break;
        case LLIMModel::LLIMSession::ADHOC_SESSION:
            mAdhocIcon->setVisible(true);
            mAdhocIcon->setValue(im_session->mOtherParticipantID);
            mAdhocIcon->setToolTip(im_session->mName);
            break;
        default:
            LL_WARNS() << "Unknown IM session type" << LL_ENDL;
            break;
        }
    }
}

// EOF