/*******************************************************************************
 * Copyright (c) 2015-2018 Skymind, Inc.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Apache License, Version 2.0 which is available at
 * https://www.apache.org/licenses/LICENSE-2.0.
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations
 * under the License.
 *
 * SPDX-License-Identifier: Apache-2.0
 ******************************************************************************/

//
// Created by raver119 on 12.02.18.
//

#include <system/op_boilerplate.h>
#if NOT_EXCLUDED(OP_order)

#include <ops/declarable/headers/shape.h>

namespace sd {
    namespace ops {
        CUSTOM_OP_IMPL(order, 1, 1, false, 0, 1) {
            auto input = INPUT_VARIABLE(0);
            auto output = OUTPUT_VARIABLE(0);

            output->assign(input);

            return Status::OK();
        }

        DECLARE_TYPES(order) {
            getOpDescriptor()
                    ->setAllowedInputTypes(0, sd::DataType::ANY)
                    ->setAllowedOutputTypes({ALL_INTS});
        }

        DECLARE_SHAPE_FN(order) {
            auto input = inputShape->at(0);

            auto isFOrder = INT_ARG(0) == 1;

            auto newShape = ConstantShapeHelper::getInstance().createShapeInfo(ArrayOptions::dataType(input), isFOrder ? 'f' : 'c', shape::rank(input), shape::shapeOf(input));
            return SHAPELIST(newShape);
        }
    }
}

#endif