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 /****************************************************************************************
  * Copyright (c) 2007 Maximilian Kossick <maximilian.kossick@googlemail.com>            *
  *                                                                                      *
  * This program is free software; you can redistribute it and/or modify it under        *
  * the terms of the GNU General Public License as published by the Free Software        *
  * Foundation; either version 2 of the License, or (at your option) any later           *
  * version.                                                                             *
  *                                                                                      *
  * This program 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 General Public License for more details.             *
  *                                                                                      *
  * You should have received a copy of the GNU General Public License along with         *
  * this program.  If not, see <http://www.gnu.org/licenses/>.                           *
  ****************************************************************************************/
 
 #ifndef AMAROK_COLLECTION_SQLQUERYMAKER_H
 #define AMAROK_COLLECTION_SQLQUERYMAKER_H
 
 #include "core/collections/QueryMaker.h"
 
 #include "amarok_sqlcollection_export.h"
 
 #include <ThreadWeaver/Job>
 
 namespace Collections {
 
 class SqlCollection;
 
 class AMAROK_SQLCOLLECTION_EXPORT SqlQueryMaker : public QueryMaker
 {
     Q_OBJECT
 
     public:
         explicit SqlQueryMaker( SqlCollection* collection );
         ~SqlQueryMaker() override;
 
         void abortQuery() override;
         void run() override;
 
         QueryMaker* setQueryType( QueryType type ) override;
 
         QueryMaker* addMatch( const Meta::TrackPtr &track ) override;
         QueryMaker* addMatch( const Meta::ArtistPtr &artist, ArtistMatchBehaviour behaviour = TrackArtists ) override;
         QueryMaker* addMatch( const Meta::AlbumPtr &album ) override;
         QueryMaker* addMatch( const Meta::ComposerPtr &composer ) override;
         QueryMaker* addMatch( const Meta::GenrePtr &genre ) override;
         QueryMaker* addMatch( const Meta::YearPtr &year ) override;
         QueryMaker* addMatch( const Meta::LabelPtr &label ) override;
 
         QueryMaker* addFilter( qint64 value, const QString &filter, bool matchBegin, bool matchEnd ) override;
         QueryMaker* excludeFilter( qint64 value, const QString &filter, bool matchBegin, bool matchEnd ) override;
 
         QueryMaker* addNumberFilter( qint64 value, qint64 filter, NumberComparison compare ) override;
         QueryMaker* excludeNumberFilter( qint64 value, qint64 filter, NumberComparison compare ) override;
 
         QueryMaker* addReturnValue( qint64 value ) override;
         QueryMaker* addReturnFunction( ReturnFunction function, qint64 value ) override;
         QueryMaker* orderBy( qint64 value, bool descending = false ) override;
 
         QueryMaker* limitMaxResultSize( int size ) override;
 
         QueryMaker* setAlbumQueryMode( AlbumQueryMode mode ) override;
         QueryMaker* setLabelQueryMode( LabelQueryMode mode ) override;
 
         QueryMaker* beginAnd() override;
         QueryMaker* beginOr() override;
         QueryMaker* endAndOr() override;
 
         QString query();
         QStringList runQuery( const QString &query );
         void handleResult( const QStringList &result );
 
         // for using it blocking (only for collection internal use)
 
         void setBlocking( bool enabled );
 
         QStringList collectionIds() const;
 
         Meta::TrackList tracks() const;
         Meta::AlbumList albums() const;
         Meta::ArtistList artists() const;
         Meta::GenreList genres() const;
         Meta::ComposerList composers() const;
         Meta::YearList years() const;
         QStringList customData() const;
         Meta::LabelList labels() const;
 
     protected:
         virtual QString escape( const QString &text ) const;
 
         /**
          * returns a pattern for LIKE operator that will match given text with given options
          * @param text the text to match (should not be escape()'d, function does it itself)
          * @param anyBegin wildcard match the beginning of @p text (*text)
          * @param anyEnd wildcard match the end of @p text (text*)
          */
         virtual QString likeCondition( const QString &text, bool anyBegin, bool anyEnd ) const;
 
     public Q_SLOTS:
         void done( ThreadWeaver::JobPointer job );
         void blockingNewTracksReady( const Meta::TrackList& );
         void blockingNewArtistsReady( const Meta::ArtistList& );
         void blockingNewAlbumsReady( const Meta::AlbumList& );
         void blockingNewGenresReady( const Meta::GenreList& );
         void blockingNewComposersReady( const Meta::ComposerList& );
         void blockingNewYearsReady( const Meta::YearList& );
         void blockingNewResultReady( const QStringList& );
         void blockingNewLabelsReady( const Meta::LabelList& );
 
     private:
 
         void linkTables();
         void buildQuery();
 
         QString nameForValue( qint64 value );
         QString andOr() const;
 
         SqlCollection *m_collection;
 
         struct Private;
         Private * const d;
 
 };
 
 class SqlQueryMakerFactory
 {
 public:
     virtual SqlQueryMaker* createQueryMaker() const = 0;
     virtual ~SqlQueryMakerFactory() {}
 };
 
 } //namespace Collections
 
 #endif /* AMAROK_COLLECTION_SQLQUERYMAKER_H */