/*******************************************************************************
 * 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
 * ******************************************************************************
 * Jan Källman		    Initial Release		       2011-11-02
 * Jan Källman		    License changed GPL-->LGPL 2011-12-27
 *******************************************************************************/

using System.Collections.Immutable;
using System.Globalization;
using System.Xml;

namespace OfficeOpenXml;

/// <summary>
/// Access to workbook view properties
/// </summary>
public class ExcelWorkbookView : XmlHelper {
  protected override ImmutableArray<string> SchemaNodeOrder =>
    ExcelWorkbook.WorkbookSchemaNodeOrder;

  /// <summary>
  /// Creates a new ExcelWorkbookView which provides access to all the
  /// view states of the worksheet.
  /// </summary>
  /// <param name="ns"></param>
  /// <param name="node"></param>
  /// <param name="wb"></param>
  internal ExcelWorkbookView(XmlNamespaceManager ns, XmlNode node, ExcelWorkbook wb)
      : base(ns, node) {}

  private const string _leftPath = "d:bookViews/d:workbookView/@xWindow";

  /// <summary>
  /// Position of the upper left corner of the workbook window. In twips.
  /// </summary>
  public int Left {
    get => GetXmlNodeInt(_leftPath);
    internal set => SetXmlNodeString(_leftPath, value.ToString());
  }

  private const string _topPath = "d:bookViews/d:workbookView/@yWindow";

  /// <summary>
  /// Position of the upper left corner of the workbook window. In twips.
  /// </summary>
  public int Top {
    get => GetXmlNodeInt(_topPath);
    internal set => SetXmlNodeString(_topPath, value.ToString());
  }

  private const string _widthPath = "d:bookViews/d:workbookView/@windowWidth";

  /// <summary>
  /// Width of the workbook window. In twips.
  /// </summary>
  public int Width {
    get => GetXmlNodeInt(_widthPath);
    internal set => SetXmlNodeString(_widthPath, value.ToString());
  }

  private const string _heightPath = "d:bookViews/d:workbookView/@windowHeight";

  /// <summary>
  /// Height of the workbook window. In twips.
  /// </summary>
  public int Height {
    get => GetXmlNodeInt(_heightPath);
    internal set => SetXmlNodeString(_heightPath, value.ToString());
  }

  private const string _minimizedPath = "d:bookViews/d:workbookView/@minimized";

  /// <summary>
  /// If true the the workbook window is minimized.
  /// </summary>
  public bool Minimized {
    get => GetXmlNodeBool(_minimizedPath);
    set => SetXmlNodeString(_minimizedPath, value.ToString());
  }

  private const string _showverticalscrollPath = "d:bookViews/d:workbookView/@showVerticalScroll";

  /// <summary>
  /// Show the vertical scrollbar
  /// </summary>
  public bool ShowVerticalScrollBar {
    get => GetXmlNodeBool(_showverticalscrollPath, true);
    set => SetXmlNodeBool(_showverticalscrollPath, value, true);
  }

  private const string _showhorizontalscrPath = "d:bookViews/d:workbookView/@showHorizontalScroll";

  /// <summary>
  /// Show the horizontal scrollbar
  /// </summary>
  public bool ShowHorizontalScrollBar {
    get => GetXmlNodeBool(_showhorizontalscrPath, true);
    set => SetXmlNodeBool(_showhorizontalscrPath, value, true);
  }

  private const string _showsheettabsPath = "d:bookViews/d:workbookView/@showSheetTabs";

  /// <summary>
  /// Show the sheet tabs
  /// </summary>
  public bool ShowSheetTabs {
    get => GetXmlNodeBool(_showsheettabsPath, true);
    set => SetXmlNodeBool(_showsheettabsPath, value, true);
  }

  /// <summary>
  /// Set the window position in twips
  /// </summary>
  /// <param name="left"></param>
  /// <param name="top"></param>
  /// <param name="width"></param>
  /// <param name="height"></param>
  public void SetWindowSize(int left, int top, int width, int height) {
    Left = left;
    Top = top;
    Width = width;
    Height = height;
  }

  private const string _activetabPath = "d:bookViews/d:workbookView/@activeTab";

  public int ActiveTab {
    get {
      var v = GetXmlNodeInt(_activetabPath);
      if (v < 0) {
        return 0;
      }
      return v;
    }
    set => SetXmlNodeString(_activetabPath, value.ToString(CultureInfo.InvariantCulture));
  }
}