// SPDX-License-Identifier: LGPL-2.1-or-later
/***************************************************************************
 *   Copyright (c) 2014 Yorik van Havre <yorik@uncreated.net>              *
 *   Copyright (c) 2017 Lei Zheng <realthunder.dev@gmail.com>             *
 *                                                                         *
 *   This file is part of the FreeCAD CAx development system.              *
 *                                                                         *
 *   This library is free software; you can redistribute it and/or         *
 *   modify it under the terms of the GNU Library General Public           *
 *   License as published by the Free Software Foundation; either          *
 *   version 2 of the License, or (at your option) any later version.      *
 *                                                                         *
 *   This library  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 Library General Public License for more details.                  *
 *                                                                         *
 *   You should have received a copy of the GNU Library General Public     *
 *   License along with this library; see the file COPYING.LIB. If not,    *
 *   write to the Free Software Foundation, Inc., 59 Temple Place,         *
 *   Suite 330, Boston, MA  02111-1307, USA                                *
 *                                                                         *
 ***************************************************************************/

#include <Standard_Version.hxx>
#include <TopoDS_Shape.hxx>


#include "FeaturePathShape.h"


using namespace Path;

PROPERTY_SOURCE(Path::FeatureShape, Path::Feature)

PARAM_ENUM_STRING_DECLARE(static const char* Enums, AREA_PARAMS_PATH)

FeatureShape::FeatureShape()
{
    ADD_PROPERTY(Sources, (nullptr));
    ADD_PROPERTY_TYPE(StartPoint, (Base::Vector3d()), "Path", App::Prop_None, "Feed start position");
    ADD_PROPERTY_TYPE(UseStartPoint, (false), "Path", App::Prop_None, "Enable feed start position");
    PARAM_PROP_ADD("Path", AREA_PARAMS_PATH);
    PARAM_PROP_SET_ENUM(Enums, AREA_PARAMS_PATH);
}

FeatureShape::~FeatureShape()
{}

App::DocumentObjectExecReturn* FeatureShape::execute()
{
    Toolpath path;
    std::vector<App::DocumentObject*> links = Sources.getValues();
    if (links.empty()) {
        Path.setValue(path);
        return new App::DocumentObjectExecReturn("No shapes linked");
    }

    const Base::Vector3d& v = StartPoint.getValue();
    gp_Pnt pstart(v.x, v.y, v.z);

    std::list<TopoDS_Shape> shapes;
    for (std::vector<App::DocumentObject*>::iterator it = links.begin(); it != links.end(); ++it) {
        if (!(*it && (*it)->isDerivedFrom<Part::Feature>())) {
            continue;
        }
        const TopoDS_Shape& shape = static_cast<Part::Feature*>(*it)->Shape.getShape().getShape();
        if (shape.IsNull()) {
            continue;
        }
        shapes.push_back(shape);
    }

    Area::toPath(
        path,
        shapes,
        UseStartPoint.getValue() ? &pstart : nullptr,
        nullptr,
        PARAM_PROP_ARGS(AREA_PARAMS_PATH)
    );

    Path.setValue(path);
    return App::DocumentObject::StdReturn;
}

// Python Path Shape feature ---------------------------------------------------------

namespace App
{
/// @cond DOXERR
PROPERTY_SOURCE_TEMPLATE(Path::FeatureShapePython, Path::FeatureShape)
template<>
const char* Path::FeatureShapePython::getViewProviderName() const
{
    return "PathGui::ViewProviderPathShape";
}
/// @endcond

// explicit template instantiation
template class PathExport FeaturePythonT<Path::FeatureShape>;
}  // namespace App