/*

* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:

*

*/

// System includes

#include <HbListView>

#include <HbAction>

#include <HbAbstractViewItem>

#include <HbMenu>

#include <HbMessageBox>

#include <HbSelectionDialog>

// User includes

#include "radiohistoryview.h"

#include "radiowindow.h"

#include "radiologger.h"

#include "radiouiloader.h"

#include "radiouiengine.h"

#include "radiohistorymodel.h"

#include "radiohistoryitem.h"

#include "radioutil.h"

// BEGIN TEMPORARY TEST CODE CODE

#include <QTimer>

#include "radiostationmodel.h"

struct Song

{

    const char* mArtist;

    const char* mTitle;

};

const Song KRecognizedSongs[] = {

    { "Red Hot Chili Peppers", "Under The Bridge" },

    { "", "No One Knows" },

    { "The Presidents of the United States of America", "Dune Buggy" },

    { "System of a Down", "Aerials" },

    { "The White Stripes", "Seven Nation Army" },

    { "Alice In Chains", "When The Sun Rose Again" },

    { "Bullet For My Valentine", "Tears Don't Fall" }

};

const int KSongsCount = sizeof( KRecognizedSongs ) / sizeof( KRecognizedSongs[0] );

// END TEMPORARY TEST CODE CODE

/*!

 *

 */

RadioHistoryView::RadioHistoryView() :

    RadioViewBase(),

    mHistoryList( 0 ),

    mAllSongsButton( 0 ),

    mTaggedSongsButton( 0 ),

    mSelectedItem( new RadioHistoryItem() ),

    mCurrentRow( -1 ),

    mSongIndex( 0 )

{

}

/*!

 *

 */

RadioHistoryView::~RadioHistoryView()

{

}

/*!

 *

 */

void RadioHistoryView::setNonTaggedIcon( const HbIcon& nonTaggedIcon )

{

    mNonTaggedIcon = nonTaggedIcon;

    mNonTaggedIcon.setColor( Qt::white );

}

/*!

 *

 */

HbIcon RadioHistoryView::nonTaggedIcon() const

{

    return mNonTaggedIcon;

}

/*!

 *

 */

void RadioHistoryView::setTaggedIcon( const HbIcon& taggedIcon )

{

    mTaggedIcon = taggedIcon;

}

/*!

 *

 */

HbIcon RadioHistoryView::taggedIcon() const

{

    return mTaggedIcon;

}

/*!

 * Private slot

 *

 */

void RadioHistoryView::updateViewMode()

{

    QString section = DOCML::HV_SECTION_HISTORY_MODE;

    bool showTagged = false;

    if ( sender() == mTaggedSongsButton ) {

        section = DOCML::HV_SECTION_FAVORITE_MODE;

        showTagged = true;

    }

    loadSection( DOCML::FILE_HISTORYVIEW, section );

    historyModel().setShowTagged( showTagged );

    updateVisibilities();

}

/*!

 * Private slot

 *

 */

void RadioHistoryView::openMultiSelection()

{

    showSelectionDialog( &mUiEngine->historyModel() , 

                         hbTrId( "txt_fmradio_title_delete_song_information" ), 

                         hbTrId( "txt_common_button_delete_toolbar" ) );

}

/*!

 * Private slot

 *

 */

void RadioHistoryView::updateVisibilities()

{

    const int itemCount = mUiEngine->historyModel().rowCount();

    loadSection( DOCML::FILE_HISTORYVIEW, itemCount ? DOCML::HV_SECTION_SHOW_LIST : DOCML::HV_SECTION_HIDE_LIST );

}

/*!

 * Private slot

 *

 */

void RadioHistoryView::showContextMenu( const QModelIndex& index )

{

    *mSelectedItem = historyModel().itemAtIndex( index );

    mCurrentRow = index.row();

    HbMenu* menu = mUiLoader->findObject<HbMenu>( DOCML::HV_NAME_CONTEXT_MENU );

    if ( HbAction* tagAction = mUiLoader->findObject<HbAction>( DOCML::HV_NAME_CONTEXT_TAG ) ) {

        if ( mSelectedItem->isTagged() ) {

            tagAction->setText( hbTrId( "txt_rad_menu_remove_tag" ) );

        } else {

            tagAction->setText( hbTrId( "txt_rad_menu_tag_song" ) );

        }

    }

    if ( HbAction* searchAction = mUiLoader->findObject<HbAction>( DOCML::HV_NAME_CONTEXT_SEARCH ) ) {

        //TODO: Add support for other music store

        searchAction->setVisible( false );

    }

    HbAbstractViewItem* item =  mHistoryList->itemByIndex( index );

    QPointF coords = item->pos();

    coords.setY( mHistoryList->contentWidget()->pos().y() + coords.y() );

    menu->setPreferredPos( QPointF( size().width() / 2 - menu->size().width() / 2, coords.y() + menu->size().height() / 2 ) );

    menu->show();

}

/*!

 * Private slot

 *

 */

void RadioHistoryView::handleLongPress( HbAbstractViewItem* item )

{

    showContextMenu( item->modelIndex() );

}

/*!

 * Private slot

 *

 */

void RadioHistoryView::toggleTagging()

{

}

/*!

 * Private slot

 *

 */

void RadioHistoryView::openOviStore()

{

    QString msg = "To be implemented: Open ovi store. Artist: %1, Title: %2";

    HbMessageBox::information( msg.arg( mSelectedItem->artist() ).arg( mSelectedItem->title() ) );

    mUiEngine->openMusicStore( *mSelectedItem );

}

/*!

 * Private slot

 *

 */

void RadioHistoryView::openOtherStore()

{

    mUiEngine->openMusicStore( *mSelectedItem, RadioUiEngine::OtherStore );

}

/*!

 * Private slot

 * TEMPORARY TEST CODE

 */

void RadioHistoryView::addSongs()

{

    for ( int i = 0; i < KSongsCount; ++i ) {

        QTimer::singleShot( 1000 + i * 1500, this, SLOT(addOneSong()) );

    }

}

/*!

 * Private slot

 * TEMPORARY TEST CODE

 */

void RadioHistoryView::addOneSong()

{

    Song song = KRecognizedSongs[mSongIndex++];

    mSongIndex %= KSongsCount;

    RadioStation station = mUiEngine->stationModel().currentStation();

    mUiEngine->historyModel().addItem( song.mArtist, song.mTitle, station );

}

/*!

 * \reimp

 *

 */

void RadioHistoryView::init()

{

    LOG_METHOD;

    loadSection( DOCML::FILE_HISTORYVIEW, DOCML::SECTION_LAZY_LOAD );

    RadioHistoryModel* historyModel = &mUiEngine->historyModel();

    historyModel->setShowDetails( mOrientation == Qt::Horizontal );

    if ( !mNonTaggedIcon.isNull() && !mTaggedIcon.isNull() ) {

        historyModel->setIcons( mNonTaggedIcon.qicon(), mTaggedIcon.qicon() );

    }

    mHistoryList = mUiLoader->findObject<HbListView>( DOCML::HV_NAME_HISTORY_LIST );

    mHistoryList->setModel( historyModel );

    mHistoryList->setSelectionMode( HbListView::NoSelection );

    mHistoryList->setSizePolicy( QSizePolicy::Expanding, QSizePolicy::Expanding );

    mHistoryList->setItemPixmapCacheEnabled( true ); // Improves scrolling FPS rate

    mAllSongsButton = mUiLoader->findObject<HbAction>( DOCML::HV_NAME_ALL_SONGS_BUTTON );

    mTaggedSongsButton = mUiLoader->findObject<HbAction>( DOCML::HV_NAME_TAGGED_SONGS_BUTTON );

    if ( HbAction* multiDelAction = mUiLoader->findObject<HbAction>( DOCML::HV_NAME_MULTI_DELETE_ACTION ) ) {

            Radio::connect( multiDelAction,    SIGNAL(triggered()),

                            this,              SLOT(openMultiSelection()) );

    }

    Radio::connect( mTaggedSongsButton,     SIGNAL(triggered()),

                    this,                   SLOT(updateViewMode()) );

    Radio::connect( mAllSongsButton,        SIGNAL(triggered()),

                    this,                   SLOT(updateViewMode()) );

    Radio::connect( historyModel,           SIGNAL(itemAdded()),

                    this,                   SLOT(updateVisibilities()) );

    Radio::connect( mHistoryList,           SIGNAL(activated(QModelIndex)),

                    this,                   SLOT(showContextMenu(QModelIndex)) );

    Radio::connect( mHistoryList,           SIGNAL(longPressed(HbAbstractViewItem*,QPointF)),

                    this,                   SLOT(handleLongPress(HbAbstractViewItem*)) );

    connectCommonMenuItem( MenuItem::Exit );

    connectCommonMenuItem( MenuItem::UseLoudspeaker );

    initContextMenu();

    initBackAction();

    updateViewMode();

    // BEGIN TEMPORARY TEST CODE

    if ( HbAction* addSongsAction = mUiLoader->findObject<HbAction>( "hv:add_songs_action" ) ) {

        Radio::connect( addSongsAction,     SIGNAL(triggered()),

                        this,               SLOT(addSongs()) );

    }

    // END TEMPORARY TEST CODE

}

/*!

 * \reimp

 *

 */

void RadioHistoryView::setOrientation()

{

    if ( mUiEngine ) {

        RadioHistoryModel& model = mUiEngine->historyModel();

        model.setShowDetails( mOrientation == Qt::Horizontal );

    }

}

/*!

 * \reimp

 *

 */

void RadioHistoryView::userAccepted()

{

    HbSelectionDialog* dlg = static_cast<HbSelectionDialog*>( sender() );

    if(dlg) {

        bool favoriteMode = mTaggedSongsButton->isChecked();

        QModelIndexList selected = dlg->selectedModelIndexes();

        int count = selected.count();

        if( count ==  mUiEngine->historyModel().rowCount() ) {

            mUiEngine->historyModel().removeAll( favoriteMode );

        } else {

            mUiEngine->historyModel().removeByModelIndices( selected, favoriteMode );            

        }

        QString msg = hbTrId("txt_rad_dpophead_l1_song_information_removed", count );

        RadioUtil::showDiscreetNote( msg );

        updateVisibilities();

    }

}

/*!

 *

 */

void RadioHistoryView::initContextMenu()

{

    // Context menu actions

    connectXmlElement( DOCML::HV_NAME_TOGGLE_TAG_ACTION,    SIGNAL(triggered()),

                       this,                                SLOT(toggleTagging()) );

    connectXmlElement( DOCML::HV_NAME_OVI_STORE_ACTION,     SIGNAL(triggered()),

                       this,                                SLOT(openOviStore()) );

    // TODO: Get additional music stores. For now use "Amazon" for demonstration purposes

    const QString otherStoreFormatter = hbTrId( "txt_rad_menu_search_from_other_store" );

    if ( HbMenu* contextMenu = mUiLoader->findObject<HbMenu>( DOCML::HV_NAME_CONTEXT_MENU ) ) {

        contextMenu->addAction( otherStoreFormatter.arg( "Amazon" ), this, SLOT(openOtherStore()) );

    }

}

/*!

 *

 */

RadioHistoryModel& RadioHistoryView::historyModel() const

{

    return *static_cast<RadioHistoryModel*>( mHistoryList->model() );

}