using System.Linq;
using System.Windows;

using Autodesk.Revit.Attributes;
using Autodesk.Revit.DB;
using Autodesk.Revit.UI;

using Nice3point.Revit.Toolkit.External;

namespace Szmedi.RvKits.ModelManager
{
    [Transaction(TransactionMode.Manual)]

    public class ResetBasePoint : ExternalCommand
    {
        public override void Execute()
        {
            //项目基点和测量点的位置在Revit2020版本才能获取，其中关联切换项目基点与测量点，测量点与底层坐标的关系相关的API在Revit2021.1才能使用，故当前无法实现
            System.Collections.Generic.List<BasePoint> basePoints = Document.OfType<BasePoint>().ToList();
            ProjectLocation projectLocation = UiDocument.Document.ActiveProjectLocation;
            ProjectPosition projectPosition = projectLocation.GetProjectPosition(XYZ.Zero);
            using Transaction trans = new(Document, "重置基点坐标");
            try
            {
                trans.Start();
                foreach (BasePoint basePoint in basePoints)
                {
                    if (basePoint.IsShared) //测量点
                    {
#if REVIT2018 || REVIT2019
                        MessageBox.Show("该功能在Revit2020才可以使用", "提示", MessageBoxButton.OK, MessageBoxImage.Information);
#elif REVIT2020
                        if (!basePoint.SharedPosition.IsAlmostEqualTo(XYZ.Zero))
                        {
                            //basePoint.Pinned = false;
                            XYZ translate1 = XYZ.Zero - basePoint.SharedPosition;
                            basePoint.Location.Move(translate1);
                        }

                        //basePoint.Pinned = true;
                        XYZ translate = XYZ.Zero - basePoint.Position;
                        basePoint.Location.Move(translate);
#endif
                    }
                    else //项目基点
                    {
#if REVIT2018 || REVIT2019

#elif REVIT2020
                        XYZ translate = XYZ.Zero - basePoint.Position;
                        basePoint.Location.Move(translate);
#endif
                    }
                    //项目基点
                    if (basePoint.Category.Id == Category.GetCategory(Document, BuiltInCategory.OST_ProjectBasePoint).Id) { }

                    if (basePoint.Category.Id == Category.GetCategory(Document, BuiltInCategory.OST_SharedBasePoint).Id) { }
                }

                //Do Something.
                trans.Commit();
            }
            catch (Exception ex)
            {
                ErrorMessage = ex.Message;
                if (trans.GetStatus() == TransactionStatus.Started)
                {
                    trans.RollBack();
                }
                Result = Result.Failed;
            }
        }
    }
}