//
// (C) Copyright 2003-2019 by Autodesk, Inc.
//
// Permission to use, copy, modify, and distribute this software in
// object code form for any purpose and without fee is hereby granted,
// provided that the above copyright notice appears in all copies and
// that both that copyright notice and the limited warranty and
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// documentation.
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// DOES NOT WARRANT THAT THE OPERATION OF THE PROGRAM WILL BE
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// restrictions set forth in FAR 52.227-19 (Commercial Computer
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//

using System;
using System.Windows.Forms;
using System.Collections;
using System.Collections.Generic;

using Autodesk.Revit;
using Autodesk.Revit.DB;
using Autodesk.Revit.UI;
using Autodesk.Revit.UI.Selection;


namespace Revit.SDK.Samples.StairsAutomation.CS
{
    /// <summary>
    /// Implements the Revit add-in interface IExternalCommand
    /// </summary>
    [Autodesk.Revit.Attributes.Transaction(Autodesk.Revit.Attributes.TransactionMode.Manual)]
    [Autodesk.Revit.Attributes.Regeneration(Autodesk.Revit.Attributes.RegenerationOption.Manual)]
    public class Command : IExternalCommand
    {
        #region IExternalCommand Members

        /// <summary>
        /// The implementation of the automatic stairs creation command.
        /// </summary>
        public Result Execute(ExternalCommandData commandData, ref string message, Autodesk.Revit.DB.ElementSet elements)
        {
            UIDocument activeDocument = commandData.Application.ActiveUIDocument;
            Document document = activeDocument.Document;

            // Create an automation utility with a hardcoded stairs configuration number
            StairsAutomationUtility utility = StairsAutomationUtility.Create(document, stairsConfigs[stairsIndex]);

            // Generate the stairs
            utility.GenerateStairs();

            stairsIndex++;
            if (stairsIndex > 4)
                stairsIndex = 0;

            return Result.Succeeded;
        }

        #endregion

        private static int stairsIndex = 0;
        private static int[] stairsConfigs = { 0, 3, 4, 1, 2 };
    }
}