squawk/core/components/clientcache.h

/*
 * Squawk messenger.
 * Copyright (C) 2019  Yury Gubich <blue@macaw.me>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#pragma once

#include <map>
#include <set>

#include <QObject>
#include <QString>

#include <cache.h>

#include <shared/clientid.h>
#include <shared/clientinfo.h>
#include <shared/identity.h>

namespace Core {

class ClientCache : public QObject {
    Q_OBJECT
public:
    ClientCache();
    ~ClientCache();

    void open();
    void close();

signals:
    void requestClientInfo(const QString& id);

public slots:
    bool checkClient(const Shared::ClientId& id);
    bool registerClientInfo(
        const QString& sourceFullJid,
        const QString& id,
        const std::set<Shared::Identity>& identities,
        const std::set<QString>& features
    );

private:
    LMDBAL::Base db;
    LMDBAL::Cache<QString, Shared::ClientInfo>* cache;
    std::map<QString, Shared::ClientInfo> requested;
    std::map<QString, Shared::ClientInfo> specific;
};

}