/*
 * Copyright (C) 2016-2022 CESNET, https://photonics.cesnet.cz/
 *
 * Written by Jan Kundrát <jan.kundrat@cesnet.cz>
 *
*/

#include "notifications.h"
#include "sysrepo-helpers/common.h"

NotificationWatcher::NotificationWatcher(sysrepo::Session& session, const std::string& xpath)
    : m_sub{session.onNotification(
        moduleFromXpath(xpath),
        [this, xpath](sysrepo::Session, uint32_t, const sysrepo::NotificationType type, const std::optional<libyang::DataNode> tree, const sysrepo::NotificationTimeStamp) {
            if (type != sysrepo::NotificationType::Realtime) {
                return;
            }
            Values data;
            for (const auto& it : tree->findPath(xpath)->childrenDfs()) {
                if (!it.isTerm()) {
                    continue;
                }
                data[it.path().substr(xpath.size() + 1 /* trailing slash */)] = std::visit(libyang::ValuePrinter{}, it.asTerm().value());
            }
            notified(data);
        },
        xpath)}
{
}