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/*
 *  ******************************************************************************
 *  *
 *  *
 *  * 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.
 *  *
 *  *  See the NOTICE file distributed with this work for additional
 *  *  information regarding copyright ownership.
 *  * 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
 *  *****************************************************************************
 */

package org.nd4j.linalg.api.ops.impl.reduce.same;

import org.nd4j.autodiff.samediff.SDVariable;
import org.nd4j.autodiff.samediff.SameDiff;
import org.nd4j.linalg.api.ndarray.INDArray;
import org.nd4j.linalg.api.ops.BaseReduceSameOp;
import org.nd4j.linalg.api.ops.impl.reduce.bp.MaxBp;

import java.util.List;

public class Max extends BaseReduceSameOp {
    public Max(SameDiff sameDiff, SDVariable i_v, boolean keepDims, int[] dimensions) {
        super(sameDiff, i_v, dimensions, keepDims);
    }

    public Max(SameDiff sameDiff, SDVariable i_v, SDVariable i_v2, int[] dimensions) {
        super(sameDiff, i_v, i_v2, dimensions);
    }

    public Max(SameDiff sameDiff, SDVariable i_v, boolean keepDims) {
        super(sameDiff, i_v, keepDims);
    }

    public Max(SameDiff sameDiff, SDVariable i_v, SDVariable dimensions, boolean keepDims) {
        super(sameDiff, i_v, dimensions, keepDims);
    }

    public Max(SameDiff sameDiff, SDVariable i_v, SDVariable i_v2) {
        super(sameDiff, i_v, i_v2);
    }

    public Max(SameDiff sameDiff, SDVariable input, int[] dimensions, boolean keepDims) {
        super(sameDiff, input, dimensions, keepDims);
    }

    public Max(SameDiff sameDiff, SDVariable i_v, SDVariable i_v2, int[] dimensions, boolean keepDims) {
        super(sameDiff, i_v, i_v2, dimensions, keepDims);
    }

    public Max(SameDiff sameDiff, SDVariable i_v) {
        super(sameDiff, i_v);
    }

    public Max(SameDiff sameDiff, SDVariable input, int... dimensions) {
        super(sameDiff, input, dimensions);
    }

    public Max() {
    }

    public Max(INDArray x, INDArray y, INDArray z, boolean keepDims, int[] dimensions) {
        super(x, y, z, keepDims, dimensions);
    }

    /**
     * Initialize with the given
     * input, pairwise transform, result, and number
     * of elements
     *
     * @param x the input
     * @param y the pairwise transform
     * @param z the result
     * @param n the number of elements
     */
    public Max(INDArray x, int... axis) {
        super(x, null, null, axis);
    }
    public Max(INDArray x, boolean keepDims, int... axis) {
        super(x, keepDims, axis);
    }

    public Max(INDArray x, INDArray z, int... axis) {
        super(x, null, z, axis);
    }

    public Max(INDArray x, INDArray z, boolean keepDims, int... dimensions) {
        super(x, z, keepDims, dimensions);
    }

    public Max(INDArray x, INDArray y, INDArray z, int... dimensions) {
        super(x, y, z, dimensions);
    }

    public Max(SameDiff sameDiff) {
        super(sameDiff);
    }

    public Max(SameDiff sameDiff, SDVariable i_v, SDVariable i_v2, SDVariable dimensions) {
        super(sameDiff, i_v, i_v2, dimensions);
    }

    public Max(INDArray in, int[] dimensions, boolean keepDims) {
        super(in,keepDims,dimensions);
    }


    @Override
    public int opNum() {
        return 1;
    }

    @Override
    public String opName() {
        return "reduce_max";
    }

    @Override
    public List doDiff(List grad) {
        return new MaxBp(sameDiff, arg(), grad.get(0), keepDims, dimensions).outputs();
    }

    @Override
    public String onnxName() {
        return "ReduceMax";
    }

    @Override
    public String tensorflowName() {
        return "Max";
    }
}