//
// Copyright 2016 Pixar
//
// Licensed under the Apache License, Version 2.0 (the "Apache License")
// with the following modification; you may not use this file except in
// compliance with the Apache License and the following modification to it:
// Section 6. Trademarks. is deleted and replaced with:
//
// 6. Trademarks. This License does not grant permission to use the trade
//    names, trademarks, service marks, or product names of the Licensor
//    and its affiliates, except as required to comply with Section 4(c) of
//    the License and to reproduce the content of the NOTICE file.
//
// You may obtain a copy of the Apache License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the Apache License with the above modification is
// distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the Apache License for the specific
// language governing permissions and limitations under the Apache License.
//
/// \file wrapLayerStackIdentifier.cpp

#include "pxr/usd/pcp/layerStackIdentifier.h"
#include "pxr/usd/sdf/layer.h"
#include "pxr/base/tf/pyUtils.h"
#include "pxr/base/tf/stringUtils.h"
#include <boost/python.hpp>

using namespace boost::python;

static
std::string
_Repr(const PcpLayerStackIdentifier& x)
{
    return TfStringPrintf("%sLayerStackIdentifier(%s, %s, %s)",
                          TF_PY_REPR_PREFIX.c_str(),
                          TfPyRepr(x.rootLayer).c_str(),
                          TfPyRepr(x.sessionLayer).c_str(),
                          TfPyRepr(x.pathResolverContext).c_str());
}

void wrapLayerStackIdentifier()
{
    typedef PcpLayerStackIdentifier This;

    class_<This>("LayerStackIdentifier")
        .def(init<>())
        .def(init<
             const SdfLayerHandle &,
             const SdfLayerHandle &,
             const ArResolverContext & >
             ((args("rootLayer"),
               args("sessionLayer") = SdfLayerHandle(),
               args("pathResolverContext") = ArResolverContext())))

        .add_property("sessionLayer", 
                      make_getter(&This::sessionLayer, 
                                  return_value_policy<return_by_value>()))
        .add_property("rootLayer", 
                      make_getter(&This::rootLayer, 
                                  return_value_policy<return_by_value>()))
        .add_property("pathResolverContext", 
                      make_getter(&This::pathResolverContext, 
                                  return_value_policy<return_by_value>()))

        .def("__repr__", &::_Repr)
        .def("__hash__", &This::GetHash)
        .def(not self)
        .def(self == self)
        .def(self != self)
        .def(self <  self)
        .def(self <= self)
        .def(self >  self)
        .def(self >= self)
        ;
}
