using Autodesk.Revit.UI;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using Autodesk.Revit.DB;
using Autodesk.Revit.UI.Selection;
using System.Threading.Tasks;

namespace KMBIM.Revit.Tools.Cmd.Parameter
{
    [Autodesk.Revit.Attributes.Transaction(Autodesk.Revit.Attributes.TransactionMode.Manual)]
    [Autodesk.Revit.Attributes.Regeneration(Autodesk.Revit.Attributes.RegenerationOption.Manual)]
    [Autodesk.Revit.Attributes.Journaling(Autodesk.Revit.Attributes.JournalingMode.NoCommandData)]
    public class CopyParameterCommand : IExternalCommand
    {
        private UIApplication uiapp = null;
        private UIDocument uidoc = null;
        private Autodesk.Revit.ApplicationServices.Application app = null;
        private Document doc = null;


        List<Element> selectedElement = null;
        public Autodesk.Revit.UI.Result Execute(ExternalCommandData commandData, ref string message, Autodesk.Revit.DB.ElementSet elements)
        {
            try
            {
                if (!WorkMain.GetInstance().IsValid) return Autodesk.Revit.UI.Result.Succeeded;
                Element eSrc = null;

                // Verify active document
                if (null == commandData.Application.ActiveUIDocument.Document)
                {
                    message = "현재 활성화된 뷰가 없습니다.";
                    return Autodesk.Revit.UI.Result.Failed;
                }

                uiapp = commandData.Application;
                uidoc = uiapp.ActiveUIDocument;
                app = uiapp.Application;
                doc = uidoc.Document;


                // 선택한 패밀리요소로부터 파라미터를 복사합니다.
                try
                {
                    var r = uidoc.Selection.PickObject(ObjectType.Element, "파라미터를 복사할 기준 패밀리 선택.");
                    if (r == null) return Autodesk.Revit.UI.Result.Failed;

                    eSrc = doc.GetElement(r.ElementId);
                    if (eSrc != null)
                    {
                        FormSelectParameter wf = new FormSelectParameter(eSrc);
                        wf.ShowDialog();
                    }

                }
                catch (Autodesk.Revit.Exceptions.OperationCanceledException)
                {
                    return Result.Cancelled;
                }

                if (eSrc != null)
                {
                    // 파라미터 복사(리스트박스-다중선택)
                    FormSelectParameter wf = new FormSelectParameter(eSrc);
                }
            }
            catch (Exception ex)
            {
                message = ex.ToString();
                return Autodesk.Revit.UI.Result.Failed;
            }

            return Autodesk.Revit.UI.Result.Succeeded;
        }
    }
}