#ifndef BOOKMARKS_H
#define BOOKMARKS_H

#include <QObject>
#include <QMap>
#include <QImage>
#include <QString>
#include <QMap>
#include <QDateTime>
class BookmarksList
{
public:
    struct Bookmark {
        int lastPage;
        QList<int> bookmarks;
        QDateTime added;
        Bookmark()
            : lastPage(0) { };
        friend QDataStream &operator<<(QDataStream &out, const Bookmark &bm)
        {
            out << bm.lastPage;
            out << bm.bookmarks;
            out << bm.added;
            return out;
        }
        friend QDataStream &operator>>(QDataStream &in, Bookmark &bm)
        {
            in >> bm.lastPage;
            in >> bm.bookmarks;
            in >> bm.added;
            return in;
        }
    };
    BookmarksList()
        : numMaxBookmarks(400) { }
    void load();
    void save();
    void add(const QString &comicID, const Bookmark &b);
    Bookmark get(const QString &comicID);

protected:
    QMap<QString, Bookmark> list;
    void deleteOldest(int num);

private:
    int numMaxBookmarks;
};

class Bookmarks : public QObject
{
    Q_OBJECT

protected:
    QString comicPath;
    // bookmarks setted by the user
    QMap<int, QImage> bookmarks;
    QList<int> latestBookmarks;
    // last page readed
    int lastPageIndex;
    QImage lastPage;
    BookmarksList list;
    QDateTime added;

public:
    Bookmarks();
    void setLastPage(int index, const QImage &page);
    void setBookmark(int index, const QImage &page);
    void removeBookmark(int index);
    QList<int> getBookmarkPages() const;
    QImage getBookmarkPixmap(int page) const;
    QImage getLastPagePixmap() const;
    int getLastPage() const;
    bool isBookmark(int page);
    bool imageLoaded(int page);
    void newComic(const QString &path);
    void clear();
    void save();
    bool load(const QList<int> &bookmarkIndexes, int lastPage);
};

#endif // BOOKMARKS_H