mirror of
https://github.com/QuasarApp/SoundBand.git
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127 lines
3.5 KiB
C++
127 lines
3.5 KiB
C++
#ifndef MYSQL_H
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#define MYSQL_H
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#include <QString>
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#include "song.h"
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class QSqlDatabase;
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class QSqlQuery;
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namespace syncLib {
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class MySql
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{
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private:
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QSqlDatabase *db;
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QSqlQuery *qyery;
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QString dataBaseName;
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/**
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* @brief sqlErrorLog show sql error
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* @param qyery
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*/
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void sqlErrorLog(const QString& qyery);
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public:
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MySql(const QString& databasename);
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/**
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* @brief initDB initialize local database of song
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*/
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void initDB(const QString& database = DATABASE_NAME );
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/**
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* @brief load song of database;
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* @brief song -
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* @brief result - the resulting value;
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* @return true if everything's done
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*/
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bool load(const SongHeader &song, Song &result);
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/**
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* @brief save media data into local database.
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* @param song savining media data.
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* @return id of song saved on local database.
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*/
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int save(const Song &song);
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/**
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* @brief save media file, bud from url.
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*/
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int save(const QString &url);
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/**
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* @brief fromDataBase return a song from local database by id.
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* @param id of song saved in local database.
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* @return song drom local database.
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*/
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Song fromDataBase(const int id);
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/**
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* @brief updateAvelableSongs will update the list of participants of songs.
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* @param list - [out value] list of avelable song.
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* @param playList - play list of songs.
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* @return true if all done
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*/
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bool updateAvailableSongs(QList<SongHeader>& list, const QString &playList = "");
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/**
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* @brief removeSong - remove song from local database.
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* @param header - heder removing song. first : song removed by id,
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* if id of head = -1 then song removed by name and size, and if song no finded this finction return false.
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* @return trye if all done.
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*/
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bool removeSong(const SongHeader& header);
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/**
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* @brief addPlayList add a new play list into database.
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* @param newPlayList - a new paly list.
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* @return trye if all done.
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*/
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bool addPlayList(const QString& newPlayList, const QString& desc = "");
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/**
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* @brief addToPlayList - add song to play list.
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* @param header - header of song. first : song removed by id,
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* if id of head = -1 then song removed by name and size, and if song no finded this finction return false.
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* @param newPlaylist
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* @return true if all done.
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*/
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bool addToPlayList(const SongHeader& header, const QString& playList);
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/**
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* @brief addToPlayList - add song to play list.
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* @param header - header of song. first : song removed by id,
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* if id of head = -1 then song removed by name and size, and if song no finded this finction return false.
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* @param newPlaylist
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* @return true if all done.
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*/
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bool removeFromPlayList(const SongHeader& header, const QString& playList);
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/**
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* @brief removePlayList - remove play list from local database.
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* @param playList - removed play list.
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* @return true if all done.
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*/
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bool removePlayList(const QString& playList);
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/**
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* @brief exec - execute сustom sql file.
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* @param q - sql query
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* @param sqlFile - sql - file with sql code.
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* @return trye if all done.
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*/
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static bool exec(QSqlQuery *q, const QString& sqlFile);
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/**
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* @brief getPlayLists show all created playlists.
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* @param list - list of play lists.
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* @return trye if all done
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*/
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bool getPlayLists(QStringList &list);
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void clear();
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~MySql();
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};
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}
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#endif // MYSQL_H
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