void
TreeProxyModel::onFilterArtists( const QList<Tomahawk::artist_ptr>& artists )
{
bool finished = true;
m_artistsFilter = artists;
m_artistsFilterCmd = 0;
foreach ( const Tomahawk::artist_ptr& artist, artists )
{
const QModelIndex idx = m_model->indexFromArtist( artist );
if ( m_model->rowCount( idx ) )
{
finished = false;
Tomahawk::AlbumsRequest* cmd = m_model->collection()->requestAlbums( artist );
cmd->setFilter( m_filter );
connect( dynamic_cast< QObject* >( cmd ), SIGNAL( albums( QList<Tomahawk::album_ptr> ) ),
SLOT( onFilterAlbums( QList<Tomahawk::album_ptr> ) ) );
cmd->enqueue();
}
}
if ( finished )
filterFinished();
}
void
TreeProxyModel::setFilter( const QString& pattern )
{
emit filteringStarted();
m_filter = pattern;
m_albumsFilter.clear();
if ( m_artistsFilterCmd )
{
disconnect( dynamic_cast< QObject* >( m_artistsFilterCmd ), SIGNAL( artists( QList<Tomahawk::artist_ptr> ) ),
this, SLOT( onFilterArtists( QList<Tomahawk::artist_ptr> ) ) );
m_artistsFilterCmd = 0;
}
if ( m_filter.isEmpty() )
{
filterFinished();
}
else
{
Tomahawk::ArtistsRequest* cmd = m_model->collection()->requestArtists();
cmd->setFilter( pattern );
m_artistsFilterCmd = cmd;
connect( dynamic_cast< QObject* >( cmd ), SIGNAL( artists( QList<Tomahawk::artist_ptr> ) ),
SLOT( onFilterArtists( QList<Tomahawk::artist_ptr> ) ) );
cmd->enqueue();
}
}
void
TreeProxyModel::newFilterFromPlaylistInterface( const QString &pattern )
{
emit filteringStarted();
m_filter = pattern;
m_albumsFilter.clear();
if ( m_artistsFilterCmd )
{
disconnect( m_artistsFilterCmd, SIGNAL( artists( QList<Tomahawk::artist_ptr> ) ),
this, SLOT( onFilterArtists( QList<Tomahawk::artist_ptr> ) ) );
m_artistsFilterCmd = 0;
}
if ( m_filter.isEmpty() )
{
filterFinished();
}
else
{
DatabaseCommand_AllArtists* cmd = new DatabaseCommand_AllArtists( m_model->collection() );
cmd->setFilter( pattern );
m_artistsFilterCmd = cmd;
connect( cmd, SIGNAL( artists( QList<Tomahawk::artist_ptr> ) ),
SLOT( onFilterArtists( QList<Tomahawk::artist_ptr> ) ) );
Database::instance()->enqueue( QSharedPointer<DatabaseCommand>( cmd ) );
}
}
void
TreeProxyModel::onFilterAlbums( const QList<Tomahawk::album_ptr>& albums )
{
foreach ( const Tomahawk::album_ptr& album, albums )
{
m_albumsFilter << album;
}
filterFinished();
}
void
TreeProxyModel::setFilter( const QString& pattern )
{
emit filteringStarted();
m_filter = pattern;
beginResetModel();
m_albumsFilter.clear();
endResetModel();
if ( m_artistsFilterCmd )
{
disconnect( dynamic_cast< QObject* >( m_artistsFilterCmd ), SIGNAL( artists( QList<Tomahawk::artist_ptr> ) ),
this, SLOT( onFilterArtists( QList<Tomahawk::artist_ptr> ) ) );
delete m_artistsFilterCmd;
m_artistsFilterCmd = 0;
}
if ( m_filter.isEmpty() )
{
filterFinished();
}
else
{
Tomahawk::ArtistsRequest* cmd = 0;
if ( !m_model->collection().isNull() )
cmd = m_model->collection()->requestArtists();
else
cmd = new Tomahawk::DatabaseCommand_AllArtists(); //for SuperCollection, TODO: replace with a proper proxy-ArtistsRequest
cmd->setFilter( pattern );
m_artistsFilterCmd = cmd;
connect( dynamic_cast< QObject* >( cmd ), SIGNAL( artists( QList<Tomahawk::artist_ptr> ) ),
SLOT( onFilterArtists( QList<Tomahawk::artist_ptr> ) ) );
cmd->enqueue();
}
}