/*  Copyright (C) 2012-2022 by László Nagy
    This file is part of Bear.

    Bear is a tool to generate compilation database for clang tooling.

    Bear 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.

    Bear 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/>.
 */

#include "config.h"
#include "report/libexec/Session.h"

#include "report/libexec/Buffer.h"
#include "report/libexec/Environment.h"

namespace el::session {

    void from(Session &session, const char **environment) noexcept
    {
        if (nullptr == environment)
            return;

        session.reporter = env::get_env_value(environment, cmd::library::KEY_REPORTER);
        session.destination = env::get_env_value(environment, cmd::library::KEY_DESTINATION);
        session.verbose = env::get_env_value(environment, cmd::library::KEY_VERBOSE) != nullptr;
    }

    void persist(Session &session, char *begin, char *end) noexcept
    {
        if (!is_valid(session))
            return;

        Buffer buffer(begin, end);
        session.reporter = buffer.store(session.reporter);
        session.destination = buffer.store(session.destination);
    }

    bool is_valid(Session const &session) noexcept
    {
        return (session.reporter != nullptr && session.destination != nullptr);
    }
}
