141 lines
3.4 KiB
C++
141 lines
3.4 KiB
C++
/* This file is part of Clementine.
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Copyright 2010, David Sansome <me@davidsansome.com>
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Clementine is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Clementine is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Clementine. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef SMARTPLAYLISTSEARCHTERM_H
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#define SMARTPLAYLISTSEARCHTERM_H
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#include <QDataStream>
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#include <QVariant>
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namespace smart_playlists {
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class SearchTerm {
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public:
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// These values are persisted, so add to the end of the enum only
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enum Field {
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Field_Title = 0,
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Field_Artist,
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Field_Album,
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Field_AlbumArtist,
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Field_Composer,
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Field_Length,
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Field_Track,
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Field_Disc,
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Field_Year,
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Field_Genre,
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Field_BPM,
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Field_Bitrate,
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Field_Samplerate,
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Field_Filesize,
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Field_DateCreated,
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Field_DateModified,
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Field_Rating,
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Field_Score,
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Field_PlayCount,
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Field_SkipCount,
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Field_LastPlayed,
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Field_Comment,
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Field_Filepath,
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Field_Performer,
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Field_Grouping,
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Field_OriginalYear,
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FieldCount
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};
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// These values are persisted, so add to the end of the enum only
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enum Operator {
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// For text
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Op_Contains = 0,
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Op_NotContains = 1,
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Op_StartsWith = 2,
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Op_EndsWith = 3,
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// For numbers
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Op_GreaterThan = 4,
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Op_LessThan = 5,
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// For everything
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Op_Equals = 6,
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Op_NotEquals = 9,
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// For numeric dates (e.g. in the last X days)
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Op_NumericDate = 7,
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// For relative dates
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Op_RelativeDate = 8,
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// For numeric dates (e.g. not in the last X days)
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Op_NumericDateNot = 10,
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Op_Empty = 11,
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Op_NotEmpty = 12,
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// Next value = 13
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};
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enum Type {
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Type_Text,
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Type_Date,
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Type_Time,
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Type_Number,
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Type_Rating,
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Type_Invalid
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};
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// These values are persisted, so add to the end of the enum only
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enum DateType {
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Date_Hour = 0,
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Date_Day,
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Date_Week,
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Date_Month,
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Date_Year,
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};
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SearchTerm();
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SearchTerm(Field field, Operator op, const QVariant& value);
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Field field_;
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Operator operator_;
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QVariant value_;
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DateType date_;
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// For relative dates, we need a second parameter, might be useful somewhere
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// else
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QVariant second_value_;
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QString ToSql() const;
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bool is_valid() const;
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bool operator==(const SearchTerm& other) const;
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bool operator!=(const SearchTerm& other) const { return !(*this == other); }
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static Type TypeOf(Field field);
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static QList<Operator> OperatorsForType(Type type);
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static QString OperatorText(Type type, Operator op);
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static QString FieldName(Field field);
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static QString FieldColumnName(Field field);
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static QString FieldSortOrderText(Type type, bool ascending);
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static QString DateName(DateType date, bool forQuery);
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};
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typedef QList<SearchTerm::Operator> OperatorList;
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} // namespace smart_playlists
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QDataStream& operator<<(QDataStream& s,
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const smart_playlists::SearchTerm& term);
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QDataStream& operator>>(QDataStream& s, smart_playlists::SearchTerm& term);
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#endif // SMARTPLAYLISTSEARCHTERM_H
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