a-la-karte/src/screenshotmodel.h

#pragma once

#include <QAbstractListModel>
#include <QDateTime>
#include <QFutureWatcher>
#include <QQmlEngine>
#include <QUrl>
#include <QVector>

class ScreenshotModel : public QAbstractListModel
{
    Q_OBJECT
    QML_ELEMENT
    Q_PROPERTY(QString directoryPath READ directoryPath WRITE setDirectoryPath NOTIFY directoryPathChanged)
    Q_PROPERTY(int count READ count NOTIFY countChanged)

public:
    enum Roles {
        UrlRole = Qt::UserRole + 1,
        FileNameRole,
        CreatedRole,
        SizeRole,
    };

    explicit ScreenshotModel(QObject *parent = nullptr);
    ~ScreenshotModel() override;

    QString directoryPath() const;
    void setDirectoryPath(const QString &path);

    int count() const;

    int rowCount(const QModelIndex &parent = QModelIndex()) const override;
    QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;

    QHash<int, QByteArray> roleNames() const override;

    Q_INVOKABLE void refresh();

Q_SIGNALS:
    void directoryPathChanged();
    void countChanged();

private:
    struct ScreenshotEntry {
        QString filePath;
        QString fileName;
        QDateTime created;
        qint64 size = 0;
    };

    void setEntries(QVector<ScreenshotEntry> entries);

    QString m_directoryPath;
    QVector<ScreenshotEntry> m_entries;

    QFutureWatcher<QVector<ScreenshotEntry>> m_watcher;
    int m_refreshToken = 0;
};