/* -------------------------------------------------------------------------- *
 *                                   OpenMM                                   *
 * -------------------------------------------------------------------------- *
 * This is part of the OpenMM molecular simulation toolkit.                   *
 * See https://openmm.org/development.                                        *
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 * Portions copyright (c) 2010-2014 Stanford University and the Authors.      *
 * Authors: Peter Eastman                                                     *
 * Contributors:                                                              *
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#include "openmm/serialization/GBSAOBCForceProxy.h"
#include "openmm/serialization/SerializationNode.h"
#include "openmm/Force.h"
#include "openmm/GBSAOBCForce.h"
#include <sstream>

using namespace OpenMM;
using namespace std;

GBSAOBCForceProxy::GBSAOBCForceProxy() : SerializationProxy("GBSAOBCForce") {
}

void GBSAOBCForceProxy::serialize(const void* object, SerializationNode& node) const {
    node.setIntProperty("version", 2);
    const GBSAOBCForce& force = *reinterpret_cast<const GBSAOBCForce*>(object);
    node.setIntProperty("forceGroup", force.getForceGroup());
    node.setStringProperty("name", force.getName());
    node.setIntProperty("method", (int) force.getNonbondedMethod());
    node.setDoubleProperty("cutoff", force.getCutoffDistance());
    node.setDoubleProperty("soluteDielectric", force.getSoluteDielectric());
    node.setDoubleProperty("solventDielectric", force.getSolventDielectric());
    node.setDoubleProperty("surfaceAreaEnergy", force.getSurfaceAreaEnergy());
    SerializationNode& particles = node.createChildNode("Particles");
    for (int i = 0; i < force.getNumParticles(); i++) {
        double charge, radius, scale;
        force.getParticleParameters(i, charge, radius, scale);
        particles.createChildNode("Particle").setDoubleProperty("q", charge).setDoubleProperty("r", radius).setDoubleProperty("scale", scale);
    }
}

void* GBSAOBCForceProxy::deserialize(const SerializationNode& node) const {
    int version = node.getIntProperty("version");
    if (version < 1 || version > 2)
        throw OpenMMException("Unsupported version number");
    GBSAOBCForce* force = new GBSAOBCForce();
    try {
        force->setForceGroup(node.getIntProperty("forceGroup", 0));
        force->setName(node.getStringProperty("name", force->getName()));
        force->setNonbondedMethod((GBSAOBCForce::NonbondedMethod) node.getIntProperty("method"));
        force->setCutoffDistance(node.getDoubleProperty("cutoff"));
        force->setSoluteDielectric(node.getDoubleProperty("soluteDielectric"));
        force->setSolventDielectric(node.getDoubleProperty("solventDielectric"));
        if (version > 1)
            force->setSurfaceAreaEnergy(node.getDoubleProperty("surfaceAreaEnergy"));
        const SerializationNode& particles = node.getChildNode("Particles");
        for (auto& particle : particles.getChildren())
            force->addParticle(particle.getDoubleProperty("q"), particle.getDoubleProperty("r"), particle.getDoubleProperty("scale"));
    }
    catch (...) {
        delete force;
        throw;
    }
    return force;
}
