/*
 *   SPDX-FileCopyrightText: 2012 Aleix Pol Gonzalez <aleixpol@blue-systems.com
 *
 *   SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
 */

#ifndef ABSTRACTREVIEWSBACKEND_H
#define ABSTRACTREVIEWSBACKEND_H

#include <QObject>

#include "ReviewsModel.h"

class Rating;
class AbstractResource;

class DISCOVERCOMMON_EXPORT AbstractReviewsBackend : public QObject
{
    Q_OBJECT
    Q_PROPERTY(bool isReviewable READ isReviewable CONSTANT)
    Q_PROPERTY(bool hasCredentials READ hasCredentials NOTIFY loginStateChanged)
    Q_PROPERTY(QString userName READ userName NOTIFY loginStateChanged)
    public:
        explicit AbstractReviewsBackend(QObject* parent = nullptr);

        virtual QString userName() const = 0;
        virtual bool hasCredentials() const = 0;

        Q_SCRIPTABLE virtual Rating *ratingForApplication(AbstractResource *app) const = 0;
        Q_INVOKABLE virtual QString errorMessage() const;
        Q_INVOKABLE virtual bool isResourceSupported(AbstractResource *res) const = 0;
        virtual bool isFetching() const = 0;
        virtual bool isReviewable() const;

    public Q_SLOTS:
        virtual void login() = 0;
        virtual void registerAndLogin() = 0;
        virtual void logout() = 0;
        virtual void submitUsefulness(Review* r, bool useful) = 0;
        virtual void submitReview(AbstractResource* app, const QString& summary,
                        const QString& review_text, const QString& rating) = 0;
        virtual void deleteReview(Review* r) = 0;
        virtual void flagReview(Review* r, const QString& reason, const QString &text) = 0;
        virtual void fetchReviews(AbstractResource* app, int page=1) = 0;

    Q_SIGNALS:
        void reviewsReady(AbstractResource *app, const QVector<ReviewPtr> &reviews, bool canFetchMore);
        void loginStateChanged();
        void error(const QString &message);
};

#endif // ABSTRACTREVIEWSBACKEND_H
