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/**
 * @file llpanellandaudio.cpp
 * @brief Allows configuration of "media" for a land parcel,
 *   for example movies, web pages, and audio.
 *
 * $LicenseInfo:firstyear=2007&license=viewerlgpl$
 * 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 "llpanellandaudio.h"

// viewer includes
#include "llmimetypes.h"
#include "llviewerparcelmgr.h"
#include "llviewerregion.h"
#include "lluictrlfactory.h"

// library includes
#include "llcheckboxctrl.h"
#include "llcombobox.h"
#include "llfloaterurlentry.h"
#include "llfocusmgr.h"
#include "lllineeditor.h"
#include "llparcel.h"
#include "lltextbox.h"
#include "llradiogroup.h"
#include "llspinctrl.h"
#include "llsdutil.h"
#include "lltexturectrl.h"
#include "roles_constants.h"
#include "llscrolllistctrl.h"

// Values for the parcel voice settings radio group
enum
{
    kRadioVoiceChatEstate = 0,
    kRadioVoiceChatPrivate = 1,
    kRadioVoiceChatDisable = 2
};

//---------------------------------------------------------------------------
// LLPanelLandAudio
//---------------------------------------------------------------------------

LLPanelLandAudio::LLPanelLandAudio(LLParcelSelectionHandle& parcel)
:   LLPanel(/*std::string("land_media_panel")*/), mParcel(parcel)
{
}


// virtual
LLPanelLandAudio::~LLPanelLandAudio()
{
}


bool LLPanelLandAudio::postBuild()
{
    mCheckSoundLocal = getChild<LLCheckBoxCtrl>("check sound local");
    childSetCommitCallback("check sound local", onCommitAny, this);

    mCheckParcelEnableVoice = getChild<LLCheckBoxCtrl>("parcel_enable_voice_channel");
    childSetCommitCallback("parcel_enable_voice_channel", onCommitAny, this);

    // This one is always disabled so no need for a commit callback
    mCheckEstateDisabledVoice = getChild<LLCheckBoxCtrl>("parcel_enable_voice_channel_is_estate_disabled");

    mCheckParcelVoiceLocal = getChild<LLCheckBoxCtrl>("parcel_enable_voice_channel_local");
    childSetCommitCallback("parcel_enable_voice_channel_local", onCommitAny, this);

    mMusicURLEdit = getChild<LLLineEditor>("music_url");
    childSetCommitCallback("music_url", onCommitAny, this);

    mCheckAVSoundAny = getChild<LLCheckBoxCtrl>("all av sound check");
    childSetCommitCallback("all av sound check", onCommitAny, this);

    mCheckAVSoundGroup = getChild<LLCheckBoxCtrl>("group av sound check");
    childSetCommitCallback("group av sound check", onCommitAny, this);

    mCheckObscureMOAP = getChild<LLCheckBoxCtrl>("obscure_moap");
    childSetCommitCallback("obscure_moap", onCommitAny, this);

    return true;
}


// public
void LLPanelLandAudio::refresh()
{
    LLParcel *parcel = mParcel->getParcel();

    if (!parcel)
    {
        clearCtrls();
    }
    else
    {
        // something selected, hooray!

        // Display options
        bool can_change_media = LLViewerParcelMgr::isParcelModifiableByAgent(parcel, GP_LAND_CHANGE_MEDIA);

        mCheckSoundLocal->set( parcel->getSoundLocal() );
        mCheckSoundLocal->setEnabled( can_change_media );

        bool allow_voice = parcel->getParcelFlagAllowVoice();

        LLViewerRegion* region = LLViewerParcelMgr::getInstance()->getSelectionRegion();
        if (region && region->isVoiceEnabled())
        {
            mCheckEstateDisabledVoice->setVisible(false);

            mCheckParcelEnableVoice->setVisible(true);
            mCheckParcelEnableVoice->setEnabled( can_change_media );
            mCheckParcelEnableVoice->set(allow_voice);

            mCheckParcelVoiceLocal->setEnabled( can_change_media && allow_voice );
        }
        else
        {
            // Voice disabled at estate level, overrides parcel settings
            // Replace the parcel voice checkbox with a disabled one
            // labelled with an explanatory message
            mCheckEstateDisabledVoice->setVisible(true);

            mCheckParcelEnableVoice->setVisible(false);
            mCheckParcelEnableVoice->setEnabled(false);
            mCheckParcelVoiceLocal->setEnabled(false);
        }

        mCheckParcelEnableVoice->set(allow_voice);
        mCheckParcelVoiceLocal->set(!parcel->getParcelFlagUseEstateVoiceChannel());

        mMusicURLEdit->setText(parcel->getMusicURL());
        mMusicURLEdit->setEnabled( can_change_media );

        bool can_change_av_sounds = LLViewerParcelMgr::isParcelModifiableByAgent(parcel, GP_LAND_OPTIONS) && parcel->getHaveNewParcelLimitData();
        mCheckAVSoundAny->set(parcel->getAllowAnyAVSounds());
        mCheckAVSoundAny->setEnabled(can_change_av_sounds);

        mCheckAVSoundGroup->set(parcel->getAllowGroupAVSounds() || parcel->getAllowAnyAVSounds());  // On if "Everyone" is on
        mCheckAVSoundGroup->setEnabled(can_change_av_sounds && !parcel->getAllowAnyAVSounds());     // Enabled if "Everyone" is off

        mCheckObscureMOAP->set(parcel->getObscureMOAP());
        mCheckObscureMOAP->setEnabled(can_change_media);
    }
}
// static
void LLPanelLandAudio::onCommitAny(LLUICtrl*, void *userdata)
{
    LLPanelLandAudio *self = (LLPanelLandAudio *)userdata;

    LLParcel* parcel = self->mParcel->getParcel();
    if (!parcel)
    {
        return;
    }

    // Extract data from UI
    bool sound_local        = self->mCheckSoundLocal->get();
    std::string music_url   = self->mMusicURLEdit->getText();

    bool voice_enabled = self->mCheckParcelEnableVoice->get();
    bool voice_estate_chan = !self->mCheckParcelVoiceLocal->get();

    bool any_av_sound       = self->mCheckAVSoundAny->get();
    bool group_av_sound     = true;     // If set to "Everyone" then group is checked as well
    if (!any_av_sound)
    {   // If "Everyone" is off, use the value from the checkbox
        group_av_sound = self->mCheckAVSoundGroup->get();
    }

    bool obscure_moap = self->mCheckObscureMOAP->get();

    // Remove leading/trailing whitespace (common when copying/pasting)
    LLStringUtil::trim(music_url);

    // Push data into current parcel
    parcel->setParcelFlag(PF_ALLOW_VOICE_CHAT, voice_enabled);
    parcel->setParcelFlag(PF_USE_ESTATE_VOICE_CHAN, voice_estate_chan);
    parcel->setParcelFlag(PF_SOUND_LOCAL, sound_local);
    parcel->setMusicURL(music_url);
    parcel->setAllowAnyAVSounds(any_av_sound);
    parcel->setAllowGroupAVSounds(group_av_sound);
    parcel->setObscureMOAP(obscure_moap);

    // Send current parcel data upstream to server
    LLViewerParcelMgr::getInstance()->sendParcelPropertiesUpdate( parcel );

    // Might have changed properties, so let's redraw!
    self->refresh();
}