#ifndef PLAYERWIDGET_H
#define PLAYERWIDGET_H

#include <QWidget>
#include <QMediaPlayer>
#include <QSystemTrayIcon>
#include <QMap>

#include <taglib/fileref.h>

class QStandardItemModel;
class QStandardItem;
class QLineEdit;
class QLabel;
class QSlider;
class QTextEdit;
class QTextBrowser;
class QMediaPlayer;
class QToolBar;
class QAction;
class QTimer;
class QStackedLayout;
class BeetPlayerProxy;
class BeetView;
class QSystemTrayIcon;
class WebDownloader;

class PlayerWidget : public QWidget {
    Q_OBJECT
    public:
        enum ItemType { Artist, Album, Song, Genre, WebRadio };
        enum PopulateType { FilterType, IdType, EmptyType };
        enum CustomRoles { TypeRole = Qt::UserRole + 1, IdRole = Qt::UserRole + 2, FullPathRole = Qt::UserRole + 3, GenreRole = Qt::UserRole + 4, ArtistRole = Qt::UserRole + 5, TitleRole = Qt::UserRole + 6, AlbumRole = Qt::UserRole + 7, LengthRole = Qt::UserRole + 8, UrlRole = Qt::UserRole + 9, RemoteRole = Qt::UserRole + 10 };
        explicit PlayerWidget(QWidget *parent = 0);
        ~PlayerWidget();
        const QMediaPlayer* player() const { return mPlayer; }

    public slots:
        void doPopulateByArtist();
        void doPopulateByAlbum();
        void doPopulateByGenre();
        void doPopulateBySong();
        void doPopulateByDate();
        void doPopulateByFolder();
        void doPopulateByWebradio();
        void doPopulateByFavorites();
        void doModelChanged();
        void viewDoubleClicked(const QModelIndex &idx);
        void rightCurrentChanged(const QModelIndex &cur, const QModelIndex &prev);
        void doPlay();
        void doStop();
        void doPause();
        void doPlayOrPause();
        void doSelectFiles();
        void doDeselect();
        void doDeleteFiles();
        void volumeUp();
        void volumeDown();
        void dirUp();
        void dirHome();
        void showVolume();
        void doFilter();
        void clearFilter();
        void reindex();
        void addToPlayList();
        void addToPlayListAndClear();
        void removeFromPlayList();
        void addToFavorites();
        void clearPlayList();
        void shufflePlayList();
        void randomPlay();
        void playCurrent(const QModelIndex &index);
        void printList();
        void searchMusicbrainzRight();
        void searchMusicbrainzLeft();
        void webDlDone();
        void filterFromPlaylist();
        void addWebRadio();
        void doMetadataChange(const QString &key, const QVariant &value);
        void updateStreamData();

        void mute(bool triggered);
        void volumeChanged(int volume);
        void next();
        void previous();
        void setPosition(qint64 pos);
        void slide(int value);
        void continuePlaying(QMediaPlayer::MediaStatus state);
        void expand();
        void readSettings();
        void writeSettings();
        void aboutDlg();

    signals:
        void viewModeChanged(const QString &viewMode);
        void playModeChanged(const QString &playMode);
        void numFilesChanged(int numFiles);
        void playListLengthChanged(quint64 secs);
        void message(const QString &msg);
        void modelChanged();
        void setWinTitle(const QString &title);
        void streamDataNeedsUpdate();

    private:
        void setupGui();
        void createActions();
        void populateByArtist(QStandardItem *parent, const QString &filter);
        void populateByAlbum(QStandardItem *parent, const QVariant &filter, int type);
        void populateBySong(QStandardItem *parent, const QVariant &filter, int type);
        void populateByDate(QStandardItem *parent);
        void populateByGenre(QStandardItem *parent, const QString &filter);
        void populateByWebradio(QStandardItem *parent);
        void populateByFavorites(QStandardItem *parent);
        void recurse(const QModelIndex &parent);
        void addSong(const QModelIndex &idx);
        void play(const QString &fullPath);
        void playUrl(const QString &url);
        void advance(int numSongs);
        void expandRecursive(const QModelIndex &idx);
        void adjustVolume(int by);
        void fillWithText(QTextEdit *te, const TagLib::FileRef &fr);
        void setNowPlaying(const QString &what);
        QLineEdit *mSearch;
        QLineEdit *mDir;
        QMediaPlayer *mPlayer;
        BeetView *mView;
        QStandardItemModel *mViewModel;
        QStandardItemModel *mSearchModel;
        QStandardItemModel *mCurrentModel;
        QStandardItemModel *mFolderModel;
        QStandardItemModel *mWebRadioModel;
        QLabel *mNowPlayingL;
        QSlider *mSongSlider;
        QLabel *mPos;
        QSlider *mVolumeSlider;
        QLabel *mVolumePos;
        QTextEdit *mCurrentTE;
        QTextBrowser *mLeftTE;
        QTextEdit *mRightTE;
        BeetView *mPlayListView;
        QStandardItemModel *mPlayListModel;
        QToolBar *mToolBar;
        QAction *mPlayA;
        QAction *mStopA;
        QAction *mPauseA;
        QAction *mSearchA;
        QAction *mViewByArtistA;
        QAction *mSelectFilesA;
        QAction *mDeselectAllA;
        QAction *mDeleteFilesA;
        QAction *mRefreshA;
        qint64 mDurSecs;
        quint64 mPlayListLength;
        QString mCurDir;
        QString mCurWinTitle;
        QString mCurToolTip;
        QSystemTrayIcon *mTrayIcon;
        QTimer *mVolumeTimer;
        bool mStarting;
        QStackedLayout *mSearchDirStack;
        WebDownloader *mWebDownloader;
        QMap<QString, QVariant> mOtherMeta;
        bool mIsStream;
};

#endif // PLAYERWIDGET_H