using System;
using Autodesk.Revit.UI;
using Autodesk.Revit.DB;
using System.Diagnostics;
using System.Collections.Generic;
using System.Windows.Forms;
using System.Linq;
using Autodesk.Revit.Creation;
using Autodesk.Revit.UI.Selection;
using Autodesk.Revit.DB.Structure;
using System.Drawing;
using System.IO;
using System.Windows;
//using System.Windows.Media; // WindowsBase
//using System.Windows.Media.Imaging; // PresentationCore
using Size = System.Drawing.Size;
using KMBIM.Revit.Tools;


namespace KMBIM
{
    [Autodesk.Revit.Attributes.Transaction(Autodesk.Revit.Attributes.TransactionMode.Manual)]
    [Autodesk.Revit.Attributes.Regeneration(Autodesk.Revit.Attributes.RegenerationOption.Manual)]
    public class SprinklerSprayRemove : IExternalCommand
    {
        UIApplication m_application;
        Autodesk.Revit.Creation.ItemFactoryBase m_CreationBase;
        UIDocument m_document;
        Autodesk.Revit.DB.Document doc;

        public const double PI = 3.14159265358;
        public Autodesk.Revit.UI.ExternalCommandData m_revit;
        public double ksv = 7.545932;   //2300을 pit로 변환해놓은값 
        public Autodesk.Revit.UI.Result Execute(ExternalCommandData revit, ref string message, ElementSet elements)
        {
            if (!WorkMain.GetInstance().IsValid) return Autodesk.Revit.UI.Result.Succeeded;
            m_application = revit.Application;
            m_document = m_application.ActiveUIDocument;
            if (m_document.Document.IsFamilyDocument)
                m_CreationBase = m_document.Document.FamilyCreate;
            else
                m_CreationBase = m_document.Document.Create;
            try
            {

                m_revit = revit;

                //살수반경 표시 제거

                RemoveSpray();


            }
            catch (Exception)
            {
                //message = e.Message;
                return Autodesk.Revit.UI.Result.Failed;
            }

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

        private void RemoveSpray()
        {
            UIApplication uiapp = m_revit.Application;
            UIDocument uidoc = uiapp.ActiveUIDocument;
            doc = uidoc.Document;

            IList<Element> ElementList = m_revit.Application.ActiveUIDocument.Selection.PickElementsByRectangle();

            using(Transaction trans =new Transaction(doc))
            {
                trans.Start("Delete");

                for (int i = 0; i < ElementList.Count; i++)
                {
                    if (ElementList[i].Name == "SP_Dia") // 파일명이 SP_Dia 일때만 삭제한다.
                    {
                        FamilyInstance fi = ElementList[i] as FamilyInstance;
                        m_revit.Application.ActiveUIDocument.Document.Delete(fi.Id);

                    }
                }

                trans.Commit();
            }            
        }

    }
}