/*
 * Cantata
 *
 * Copyright (c) 2011-2012 Craig Drummond <craig.p.drummond@gmail.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; see the file COPYING.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 */

#ifndef SETTINGS_H
#define SETTINGS_H

#ifdef ENABLE_KDE_SUPPORT
#include <KDE/KGlobal>
#include <KDE/KConfig>
#include <KDE/KConfigGroup>
namespace KWallet {
class Wallet;
}
#else
#include <QtCore/QSettings>
#endif
#include "config.h"
#include "mpdconnection.h"

#define CANTATA_MAKE_VERSION(a, b, c) (((a) << 16) | ((b) << 8) | (c))

#ifdef ENABLE_KDE_SUPPORT
#define CFG_GET_STRING(CFG, KEY, DEF)     (CFG.readEntry(KEY, QString(DEF)))
#define CFG_GET_STRINGLIST(CFG, KEY, DEF) (CFG.readEntry(KEY, DEF))
#define CFG_GET_BOOL(CFG, KEY, DEF)       (CFG.readEntry(KEY, DEF))
#define CFG_GET_INT(CFG, KEY, DEF)        (CFG.readEntry(KEY, DEF))
#define CFG_GET_BYTE_ARRAY(CFG, KEY)      (CFG.readEntry(KEY, QByteArray()))
#define CFG_GET_SIZE(CFG, KEY)            (CFG.readEntry(KEY, QSize()))
#define CFG_SET_VALUE(CFG, KEY, V)        (CFG.writeEntry(KEY, V))
#define HAS_GROUP(GRP)                    (KGlobal::config()->hasGroup(GRP))
#define REMOVE_GROUP(GRP)                 (KGlobal::config()->deleteGroup(GRP))
#define REMOVE_ENTRY(KEY)                 (cfg.deleteEntry(KEY))
#define GET_STRING(KEY, DEF)              CFG_GET_STRING(cfg, KEY, DEF)
#define GET_STRINGLIST(KEY, DEF)          CFG_GET_STRINGLIST(cfg, KEY, DEF)
#define GET_BOOL(KEY, DEF)                CFG_GET_BOOL(cfg, KEY, DEF)
#define GET_INT(KEY, DEF)                 CFG_GET_INT(cfg, KEY, DEF)
#define GET_BYTE_ARRAY(KEY)               CFG_GET_BYTE_ARRAY(cfg, KEY)
#define GET_SIZE(KEY)                     CFG_GET_SIZE(cfg, KEY)
#define SET_VALUE(KEY, V)                 CFG_SET_VALUE(cfg, KEY, V)
#define HAS_ENTRY(KEY)                    (cfg.hasKey(KEY))
#define CFG_SYNC                          KGlobal::config()->sync()
#else
#define GET_STRING(KEY, DEF)     (cfg.contains(KEY) ? cfg.value(KEY).toString() : QString(DEF))
#define GET_STRINGLIST(KEY, DEF) (cfg.contains(KEY) ? cfg.value(KEY).toStringList() : DEF)
#define GET_BOOL(KEY, DEF)       (cfg.contains(KEY) ? cfg.value(KEY).toBool() : DEF)
#define GET_INT(KEY, DEF)        (cfg.contains(KEY) ? cfg.value(KEY).toInt() : DEF)
#define GET_BYTE_ARRAY(KEY)      (cfg.value(KEY).toByteArray())
#define GET_SIZE(KEY)            (cfg.contains(KEY) ? cfg.value(KEY).toSize() : QSize())
#define SET_VALUE(KEY, V)        (cfg.setValue(KEY, V))
#define HAS_GROUP(GRP)           (-1!=cfg.childGroups().indexOf(GRP))
#define REMOVE_GROUP(GRP)        (cfg.remove(GRP))
#define REMOVE_ENTRY(KEY)        (cfg.remove(KEY))
#define HAS_ENTRY(KEY)           (cfg.contains(KEY))
#define CFG_SYNC                 cfg.sync()
#endif

class QTimer;

class Settings : public QObject
{
    Q_OBJECT

public:
    enum Constants
    {
        MinFade     = 400,
        MaxFade     = 4000,
        DefaultFade = 2000
    };

    static Settings *self();

    Settings();
    ~Settings();

    QString currentConnection();
    MPDConnectionDetails connectionDetails(const QString &name=Settings::self()->currentConnection());
    QList<MPDConnectionDetails> allConnections();
    bool showPlaylist();
    QByteArray playQueueHeaderState();
    QByteArray splitterState();
    bool splitterAutoHide();
    QSize mainWindowSize();
    QSize mainWindowCollapsedSize();
    bool useSystemTray();
    bool showPopups();
    bool stopOnExit();
    bool stopDynamizerOnExit();
    bool smallPlaybackButtons();
    bool smallControlButtons();
    bool storeCoversInMpdDir();
    bool storeLyricsInMpdDir();
    int libraryView();
    int albumsView();
    int folderView();
    int playlistsView();
    int streamsView();
    bool libraryArtistImage();
    int libraryCoverSize();
    int albumsCoverSize();
    int albumSort();
    int sidebar();
    bool libraryYear();
    bool groupSingle();
    bool groupMultiple();
    QStringList lyricProviders();
    int lyricsZoom();
    bool lyricsBgnd();
    int infoZoom();
    QString page();
    QStringList hiddenPages();
    bool mpris();
    bool dockManager();
    #ifdef ENABLE_DEVICES_SUPPORT
    bool overwriteSongs();
    bool showDeleteAction();
    int devicesView();
    #endif
    int version();
    int stopFadeDuration();
    #ifdef TAGLIB_FOUND
    int httpPort();
    QString httpAddress();
    bool enableHttp();
    bool alwaysUseHttp();
    #endif
    bool playQueueGrouped();
    bool playQueueAutoExpand();
    bool playQueueStartClosed();
    bool playQueueScroll();
    bool playListsStartClosed();
    #ifdef PHONON_FOUND
    bool playStream();
    QString streamUrl();
    #endif
    bool forceSingleClick();

    void removeConnectionDetails(const QString &v);
    void saveConnectionDetails(const MPDConnectionDetails &v);
    void saveCurrentConnection(const QString &v);
    void saveShowPlaylist(bool v);
    void saveStopOnExit(bool v);
    void saveStopDynamizerOnExit(bool v);
    void saveSmallPlaybackButtons(bool v);
    void saveSmallControlButtons(bool v);
    void savePlayQueueHeaderState(const QByteArray &v);
    void saveSplitterState(const QByteArray &v);
    void saveSplitterAutoHide(bool v);
    void saveMainWindowSize(const QSize &v);
    void saveMainWindowCollapsedSize(const QSize &v);
    void saveUseSystemTray(bool v);
    void saveShowPopups(bool v);
    void saveStoreCoversInMpdDir(bool v);
    void saveStoreLyricsInMpdDir(bool v);
    void saveLibraryView(int v);
    void saveAlbumsView(int v);
    void saveFolderView(int v);
    void savePlaylistsView(int v);
    void saveStreamsView(int v);
    void saveLibraryArtistImage(bool v);
    void saveLibraryCoverSize(int v);
    void saveAlbumsCoverSize(int v);
    void saveAlbumSort(int v);
    void saveSidebar(int v);
    void saveLibraryYear(bool v);
    void saveGroupSingle(bool v);
    void saveGroupMultiple(bool v);
    void saveLyricProviders(const QStringList &p);
    void saveLyricsZoom(int v);
    void saveLyricsBgnd(bool v);
    void saveInfoZoom(int v);
    void savePage(const QString &v);
    void saveHiddenPages(const QStringList &p);
    void saveMpris(bool v);
    void saveDockManager(bool v);
    #ifdef ENABLE_DEVICES_SUPPORT
    void saveOverwriteSongs(bool v);
    void saveShowDeleteAction(bool v);
    void saveDevicesView(int v);
    #endif
    void saveStopFadeDuration(int v);
    #ifdef TAGLIB_FOUND
    void saveHttpPort(int v);
    void saveHttpAddress(const QString &v);
    void saveEnableHttp(bool v);
    void saveAlwaysUseHttp(bool v);
    #endif
    void savePlayQueueGrouped(bool v);
    void savePlayQueueAutoExpand(bool v);
    void savePlayQueueStartClosed(bool v);
    void savePlayQueueScroll(bool v);
    void savePlayListsStartClosed(bool v);
    #ifdef PHONON_FOUND
    void savePlayStream(bool v);
    void saveStreamUrl(const QString &v);
    #endif
    void saveForceSingleClick(bool v);
    void save(bool force=false);
    #ifdef ENABLE_KDE_SUPPORT
    bool openWallet();
    #endif

    bool firstRun() const { return isFirstRun; }

private Q_SLOTS:
    void actualSave();

private:
    bool isFirstRun;
    QTimer *timer;
    int ver;
    #ifdef ENABLE_KDE_SUPPORT
    KConfigGroup cfg;
    KWallet::Wallet *wallet;
    #else
    QSettings cfg;
    #endif
};

#endif