EPPlus/FormulaParsing/ExcelUtilities/ExcelAddressInfo.cs

/*******************************************************************************
 * You may amend and distribute as you like, but don't remove this header!
 *
 * EPPlus provides server-side generation of Excel 2007/2010 spreadsheets.
 * See http://www.codeplex.com/EPPlus for details.
 *
 * Copyright (C) 2011  Jan Källman
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 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 Lesser General Public License for more details.
 *
 * The GNU Lesser General Public License can be viewed at http://www.opensource.org/licenses/lgpl-license.php
 * If you unfamiliar with this license or have questions about it, here is an http://www.gnu.org/licenses/gpl-faq.html
 *
 * All code and executables are provided "as is" with no warranty either express or implied.
 * The author accepts no liability for any damage or loss of business that this product may cause.
 *
 * Code change notes:
 *
 * Author							Change						Date
 * ******************************************************************************
 * Mats Alm   		                Added       		        2013-03-01 (Prior file history on https://github.com/swmal/ExcelFormulaParser)
 *******************************************************************************/

using OfficeOpenXml.FormulaParsing.Utilities;

namespace OfficeOpenXml.FormulaParsing.ExcelUtilities;

public class ExcelAddressInfo {
  private ExcelAddressInfo(string address) {
    var addressOnSheet = address;
    if (address.Contains("!")) {
      var worksheetArr = address.Split('!');
      Worksheet = worksheetArr[0];
      addressOnSheet = worksheetArr[1];
    }
    if (addressOnSheet.Contains(":")) {
      var rangeArr = addressOnSheet.Split(':');
      StartCell = rangeArr[0];
      EndCell = rangeArr[1];
    } else {
      StartCell = addressOnSheet;
    }
    AddressOnSheet = addressOnSheet;
  }

  public static ExcelAddressInfo Parse(string address) {
    Require.That(address).Named("address").IsNotNullOrEmpty();
    return new(address);
  }

  public string Worksheet { get; private set; } = string.Empty;

  public bool WorksheetIsSpecified => !string.IsNullOrEmpty(Worksheet);

  public bool IsMultipleCells => !string.IsNullOrEmpty(EndCell);

  public string StartCell { get; private set; }

  public string EndCell { get; private set; }

  public string AddressOnSheet { get; private set; }
}