/*
  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.
*/

#ifndef SERIESTREEMODEL_H
#define SERIESTREEMODEL_H

#include <QSqlDatabase>
#include <QFileInfoList>
#include <QList>
#include <QHash>

#include "smtreemodel.h"

class QSqlQuery;

class SeriesTreeModel : public SmTreeModel {
	Q_OBJECT
	public:
		enum CustomRoles { NameRole = Qt::UserRole + 1, SeriesIdRole = Qt::UserRole + 2, SeriesPartIdRole = Qt::UserRole + 3, SeriesPartRole = Qt::UserRole + 4, TypeRole = Qt::UserRole + 5 };
		enum Fields { Name = 0, SeriesId = 1, SeriesPartId = 2, SeriesPart = 3, Type = 4 };
		enum Types { Series, Part, NewSeries };
		//enum Filter { ClearFilter, ActorFilter, GenreFilter };
		enum QueryType { NumericQuery, TextQuery };
		explicit SeriesTreeModel(QStringList &headers, QObject *parent = 0);
		~SeriesTreeModel();

		//data + flags
		Qt::ItemFlags flags(const QModelIndex &index) const;
		QVariant data(const QModelIndex &index, int role) const;
		bool setData(const QModelIndex &index, const QVariant &value, int role);
		QList<QVariant> childrenColumnList(const QModelIndex &parent, int column) const;

		//find
		QModelIndex findValue(const QVariant &value, const QModelIndex &parent = QModelIndex(), int column = 0) const;
		QFileInfoList findFiles(const QModelIndex &where) const;
		QFileInfoList findMovies(const QModelIndexList &from) const;
		QFileInfoList findSortedMovies(const QModelIndex &from) const;
		int seriesIdByPartId(int partId);
		int findNextDvdNo() const;

		//series data manipulation
		bool deleteFromSeries(const QModelIndex &what);
		bool addSeries(const QVariant &seriesName, const QModelIndex &parent);
		bool addSeriesPart(int seriesPart, const QModelIndex &parent);

		//filter
		void clearFilter();
		void setMappingFilter(const QString &filter, const QString &table);
		void setFileFilter(const QString &filter, const QString &column, int queryType);

	signals:
		void needResort();

	private:
		void populate();
		bool mergeSeries(const QModelIndex &from, const QModelIndex &to);
		bool renameSeries(const QModelIndex &source, const QVariant &value);
		bool setNewSeries(const QModelIndex &source, const QVariant &value);
		QSqlDatabase mDb;
		QSqlQuery *mSeriesPartsQuery;
		QSqlQuery *mUpdateSeriesIdQuery;
		QSqlQuery *mUpdateSeriesNameQuery;
		QSqlQuery *mDeleteSeriesQuery;
		QSqlQuery *mDeleteSeriesPartQuery;
		QSqlQuery *mSeriesInsertQuery;
		QSqlQuery *mSeriesFilesQuery;
		QSqlQuery *mSeriesPartFilesQuery;
		QSqlQuery *mSeriesPartInsertQuery;
		QSqlQuery *mSortedMovieListQuery;
		QSqlQuery *mNextDvdNoQuery;
		QSqlQuery *mGenreFilterQuery;
		QHash<int, int> mSeriesPartSeriesMap;
};

#endif // SERIESTREEMODEL_H