/* -------------------------------------------------------------------------- *
 *                                   OpenMM                                   *
 * -------------------------------------------------------------------------- *
 * This is part of the OpenMM molecular simulation toolkit originating from   *
 * Simbios, the NIH National Center for Physics-Based Simulation of           *
 * Biological Structures at Stanford, funded under the NIH Roadmap for        *
 * Medical Research, grant U54 GM072970. See https://simtk.org.               *
 *                                                                            *
 * Portions copyright (c) 2010-2016 Stanford University and the Authors.      *
 * Authors: Peter Eastman                                                     *
 * Contributors:                                                              *
 *                                                                            *
 * Permission is hereby granted, free of charge, to any person obtaining a    *
 * copy of this software and associated documentation files (the "Software"), *
 * to deal in the Software without restriction, including without limitation  *
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 * and/or sell copies of the Software, and to permit persons to whom the      *
 * Software is furnished to do so, subject to the following conditions:       *
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 * The above copyright notice and this permission notice shall be included in *
 * all copies or substantial portions of the Software.                        *
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 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR *
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,   *
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#include "openmm/serialization/HarmonicBondForceProxy.h"
#include "openmm/serialization/SerializationNode.h"
#include "openmm/Force.h"
#include "openmm/HarmonicBondForce.h"
#include <sstream>

using namespace OpenMM;
using namespace std;

HarmonicBondForceProxy::HarmonicBondForceProxy() : SerializationProxy("HarmonicBondForce") {
}

void HarmonicBondForceProxy::serialize(const void* object, SerializationNode& node) const {
    node.setIntProperty("version", 2);
    const HarmonicBondForce& force = *reinterpret_cast<const HarmonicBondForce*>(object);
    node.setIntProperty("forceGroup", force.getForceGroup());
    node.setStringProperty("name", force.getName());
    node.setBoolProperty("usesPeriodic", force.usesPeriodicBoundaryConditions());
    SerializationNode& bonds = node.createChildNode("Bonds");
    for (int i = 0; i < force.getNumBonds(); i++) {
        int particle1, particle2;
        double distance, k;
        force.getBondParameters(i, particle1, particle2, distance, k);
        bonds.createChildNode("Bond").setIntProperty("p1", particle1).setIntProperty("p2", particle2).setDoubleProperty("d", distance).setDoubleProperty("k", k);
    }
}

void* HarmonicBondForceProxy::deserialize(const SerializationNode& node) const {
    int version = node.getIntProperty("version");
    if (version < 1 || version > 2)
        throw OpenMMException("Unsupported version number");
    HarmonicBondForce* force = new HarmonicBondForce();
    try {
        force->setForceGroup(node.getIntProperty("forceGroup", 0));
        force->setName(node.getStringProperty("name", force->getName()));
        if (version > 1)
            force->setUsesPeriodicBoundaryConditions(node.getBoolProperty("usesPeriodic"));
        const SerializationNode& bonds = node.getChildNode("Bonds");
        for (auto& bond : bonds.getChildren())
            force->addBond(bond.getIntProperty("p1"), bond.getIntProperty("p2"), bond.getDoubleProperty("d"), bond.getDoubleProperty("k"));
    }
    catch (...) {
        delete force;
        throw;
    }
    return force;
}