/* ----------------------------------------------------------------------
    This is the

    ██╗     ██╗ ██████╗  ██████╗  ██████╗ ██╗  ██╗████████╗███████╗
    ██║     ██║██╔════╝ ██╔════╝ ██╔════╝ ██║  ██║╚══██╔══╝██╔════╝
    ██║     ██║██║  ███╗██║  ███╗██║  ███╗███████║   ██║   ███████╗
    ██║     ██║██║   ██║██║   ██║██║   ██║██╔══██║   ██║   ╚════██║
    ███████╗██║╚██████╔╝╚██████╔╝╚██████╔╝██║  ██║   ██║   ███████║
    ╚══════╝╚═╝ ╚═════╝  ╚═════╝  ╚═════╝ ╚═╝  ╚═╝   ╚═╝   ╚══════╝®

    DEM simulation engine, released by
    DCS Computing Gmbh, Linz, Austria
    http://www.dcs-computing.com, office@dcs-computing.com

    LIGGGHTS® is part of CFDEM®project:
    http://www.liggghts.com | http://www.cfdem.com

    Core developer and main author:
    Christoph Kloss, christoph.kloss@dcs-computing.com

    LIGGGHTS® is open-source, distributed under the terms of the GNU Public
    License, version 2 or later. It 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. You should have
    received a copy of the GNU General Public License along with LIGGGHTS®.
    If not, see http://www.gnu.org/licenses . See also top-level README
    and LICENSE files.

    LIGGGHTS® and CFDEM® are registered trade marks of DCS Computing GmbH,
    the producer of the LIGGGHTS® software and the CFDEM®coupling software
    See http://www.cfdem.com/terms-trademark-policy for details.

-------------------------------------------------------------------------
    Contributing author and copyright for this file:

    Arno Mayrhofer (DCS Computing GmbH, Linz)

    Copyright 2017-     DCS Computing GmbH, Linz
------------------------------------------------------------------------- */

#ifndef CONTACT_MODEL_BASE_H_
#define CONTACT_MODEL_BASE_H_

#include <string>

namespace LIGGGHTS
{
namespace ContactModels
{

class ContactModelBase : private Pointers
{
public:

    bool is_wall()
    { return is_wall_; }

    virtual void tally_pp(double val,int i, int j, int index) = 0;
    virtual void tally_pw(double val,int i, int j, int index) = 0;

    // gets a preregistred offset of a contacthistory name
    int get_history_offset(const std::string hname);
    // adds a offset for a certain history name
    void add_history_offset(const std::string hname, const int offset, const bool overwrite = false);

    ContactModelBase(LAMMPS *lmp, bool _is_wall) :
        Pointers(lmp),
        is_wall_(_is_wall)
    {}

    virtual bool contact_match(const std::string mtype, const std::string model) = 0;

private:

    bool is_wall_;
    std::map<std::string, int> history_offsets;
};

}
}
#endif