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/* ====================================================================
   Licensed to the Apache Software Foundation (ASF) under one or more
   contributor license agreements.  See the NOTICE file distributed with
   this work for additional information regarding copyright ownership.
   The ASF licenses this file to You under the Apache License, Version 2.0
   (the "License"); you may not use this file except in compliance with
   the License.  You may obtain a copy of the License at

       http://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.
==================================================================== */

package org.apache.poi.ss.formula.ptg;

import java.util.Map;
import java.util.function.Supplier;

import org.apache.poi.ss.formula.FormulaRenderingWorkbook;
import org.apache.poi.ss.formula.WorkbookDependentFormula;
import org.apache.poi.util.GenericRecordUtil;
import org.apache.poi.util.LittleEndianInput;
import org.apache.poi.util.LittleEndianOutput;

/**
 * See the spec at 2.5.198.76 PtgName
 */
public final class NamePtg extends OperandPtg implements WorkbookDependentFormula {
    public static final short sid = 0x23;
    private static final int SIZE = 5;

    /** one-based index to defined name record */
    private int field_1_label_index;
    private short field_2_zero; // reserved must be 0

    /**
     * @param nameIndex zero-based index to name within workbook
     */
    public NamePtg(int nameIndex) {
        field_1_label_index = 1 + nameIndex; // convert to 1-based
    }

    public NamePtg(NamePtg other) {
        super(other);
        field_1_label_index = other.field_1_label_index;
        field_2_zero = other.field_2_zero;
    }

    /** Creates new NamePtg */
    public NamePtg(LittleEndianInput in)  {
        field_1_label_index = in.readUShort();
        field_2_zero = in.readShort();
    }

    /**
     * @return zero based index to a defined name record in the LinkTable
     */
    public int getIndex() {
        return field_1_label_index - 1; // convert to zero based
    }

    @Override
    public void write(LittleEndianOutput out) {
        out.writeByte(sid + getPtgClass());
        out.writeShort(field_1_label_index);
        out.writeShort(field_2_zero);
    }

    @Override
    public byte getSid() {
        return sid;
    }

    @Override
    public int getSize() {
        return SIZE;
    }

    @Override
    public String toFormulaString(FormulaRenderingWorkbook book) {
        return book.getNameText(this);
    }

    @Override
    public String toFormulaString() {
        throw new RuntimeException("3D references need a workbook to determine formula text");
    }

    @Override
    public byte getDefaultOperandClass() {
        return Ptg.CLASS_REF;
    }

    @Override
    public NamePtg copy() {
        return new NamePtg(this);
    }

    @Override
    public Map> getGenericProperties() {
        return GenericRecordUtil.getGenericProperties("index", this::getIndex);
    }
}