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#ifndef QQUICKFOLDERLISTMODEL_H
#define QQUICKFOLDERLISTMODEL_H

#include <qqml.h>
#include <QStringList>
#include <QUrl>
#include <QAbstractListModel>

QT_BEGIN_NAMESPACE


class QQmlContext;
class QModelIndex;

class QQuickFolderListModelPrivate;

//![class begin]
class QQuickFolderListModel : public QAbstractListModel, public QQmlParserStatus
{
    Q_OBJECT
    Q_INTERFACES(QQmlParserStatus)
//![class begin]

//![class props]
    Q_PROPERTY(QUrl folder READ folder WRITE setFolder NOTIFY folderChanged)
    Q_PROPERTY(QUrl rootFolder READ rootFolder WRITE setRootFolder)
    Q_PROPERTY(QUrl parentFolder READ parentFolder NOTIFY folderChanged)
    Q_PROPERTY(QStringList nameFilters READ nameFilters WRITE setNameFilters)
    Q_PROPERTY(SortField sortField READ sortField WRITE setSortField)
    Q_PROPERTY(bool sortReversed READ sortReversed WRITE setSortReversed)
    Q_PROPERTY(bool showFiles READ showFiles WRITE setShowFiles REVISION 1)
    Q_PROPERTY(bool showDirs READ showDirs WRITE setShowDirs)
    Q_PROPERTY(bool showDirsFirst READ showDirsFirst WRITE setShowDirsFirst)
    Q_PROPERTY(bool showDotAndDotDot READ showDotAndDotDot WRITE setShowDotAndDotDot)
    Q_PROPERTY(bool showHidden READ showHidden WRITE setShowHidden REVISION 1)
    Q_PROPERTY(bool showOnlyReadable READ showOnlyReadable WRITE setShowOnlyReadable)
    Q_PROPERTY(bool caseSensitive READ caseSensitive WRITE setCaseSensitive REVISION 2)
    Q_PROPERTY(int count READ count NOTIFY countChanged)
    Q_PROPERTY(Status status READ status NOTIFY statusChanged REVISION 11)
    Q_PROPERTY(bool sortCaseSensitive READ sortCaseSensitive WRITE setSortCaseSensitive REVISION 12)
//![class props]

    QML_NAMED_ELEMENT(FolderListModel)
//![abslistmodel]
public:
    QQuickFolderListModel(QObject *parent = nullptr);
    ~QQuickFolderListModel();

    enum Roles {
        FileNameRole = Qt::UserRole + 1,
        FilePathRole = Qt::UserRole + 2,
        FileBaseNameRole = Qt::UserRole + 3,
        FileSuffixRole = Qt::UserRole + 4,
        FileSizeRole = Qt::UserRole + 5,
        FileLastModifiedRole = Qt::UserRole + 6,
        FileLastReadRole = Qt::UserRole +7,
        FileIsDirRole = Qt::UserRole + 8,
        FileUrlRole = Qt::UserRole + 9,
        FileURLRole = Qt::UserRole + 10
    };

    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
    QModelIndex index(int row, int column, const QModelIndex &parent = QModelIndex()) const override;
    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
    QHash<int, QByteArray> roleNames() const override;
//![abslistmodel]

//![count]
    int count() const { return rowCount(QModelIndex()); }
//![count]

//![prop funcs]
    QUrl folder() const;
    void setFolder(const QUrl &folder);
    QUrl rootFolder() const;
    void setRootFolder(const QUrl &path);

    QUrl parentFolder() const;

    QStringList nameFilters() const;
    void setNameFilters(const QStringList &filters);

    enum SortField { Unsorted, Name, Time, Size, Type };
    Q_ENUM(SortField)
    SortField sortField() const;
    void setSortField(SortField field);

    bool sortReversed() const;
    void setSortReversed(bool rev);

    bool showFiles() const;
    void setShowFiles(bool showFiles);
    bool showDirs() const;
    void setShowDirs(bool showDirs);
    bool showDirsFirst() const;
    void setShowDirsFirst(bool showDirsFirst);
    bool showDotAndDotDot() const;
    void setShowDotAndDotDot(bool on);
    bool showHidden() const;
    void setShowHidden(bool on);
    bool showOnlyReadable() const;
    void setShowOnlyReadable(bool on);
    bool caseSensitive() const;
    void setCaseSensitive(bool on);

    enum Status { Null, Ready, Loading };
    Q_ENUM(Status)
    Status status() const;
    bool sortCaseSensitive() const;
    void setSortCaseSensitive(bool on);
//![prop funcs]

    Q_INVOKABLE bool isFolder(int index) const;
    Q_INVOKABLE QVariant get(int idx, const QString &property) const;
    Q_INVOKABLE int indexOf(const QUrl &file) const;

//![parserstatus]
    void classBegin() override;
    void componentComplete() override;
//![parserstatus]

    int roleFromString(const QString &roleName) const;

//![notifier]
Q_SIGNALS:
    void folderChanged();
    void rowCountChanged() const;
    Q_REVISION(1) void countChanged() const;
    Q_REVISION(11) void statusChanged();
//![notifier]

//![class end]


private:
    Q_DISABLE_COPY(QQuickFolderListModel)
    Q_DECLARE_PRIVATE(QQuickFolderListModel)
    QScopedPointer<QQuickFolderListModelPrivate> d_ptr;

    Q_PRIVATE_SLOT(d_func(), void _q_directoryChanged(const QString &directory, const QList<FileProperty> &list))
    Q_PRIVATE_SLOT(d_func(), void _q_directoryUpdated(const QString &directory, const QList<FileProperty> &list, int fromIndex, int toIndex))
    Q_PRIVATE_SLOT(d_func(), void _q_sortFinished(const QList<FileProperty> &list))
    Q_PRIVATE_SLOT(d_func(), void _q_statusChanged(QQuickFolderListModel::Status s))
};
//![class end]

QT_END_NAMESPACE

#endif // QQUICKFOLDERLISTMODEL_H