using System.IO;
using System.Reflection;
using System.Text;

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

using Nice3point.Revit.Toolkit.External;
using ShrlAlgoToolkit.Core.Assists;
using ShrlAlgoToolkit.Revit.Assists;
using ShrlAlgoToolkit.Revit.Extensions;
using Math = System.Math;


namespace ShrlAlgo.Addin.Test;

[Transaction(TransactionMode.Manual)]
[Regeneration(RegenerationOption.Manual)]
public class RevitAddin : ExternalCommand
{
    private static readonly string AddInPath = Assembly.GetExecutingAssembly().Location;
    private static string _dirAssembly = Path.GetDirectoryName(AddInPath);
    private static void GetPose(Transform dwgTransform, GeometryInstance ins, out XYZ loc, out double rotation)
    {
        var blockLocation = ins.Transform.Origin;

        if (ins.Transform.Origin.GetLength() is > 1000 or 0) //块原点距离实际几何重心过远时
        {
            //存在标注的情况时，以多段线最准确
            var b = ins.GetInstanceGeometry().Any(i => i is PolyLine);
            foreach (var geometryObject in ins.GetInstanceGeometry())
            {
                if (b)
                {
                    if (geometryObject is PolyLine pl)
                    {
                        blockLocation = (pl.GetOutline().MaximumPoint + pl.GetOutline().MinimumPoint) / 2;
                        break;
                    }
                }
                else
                {
                    if (geometryObject is Line l)
                    {
                        blockLocation = l.Evaluate(0.5, true);
                        break;
                    }

                    if (geometryObject is Arc arc)
                    {
                        blockLocation = arc.Center;
                        break;
                    }
                }
            }
        }

        loc = dwgTransform.OfPoint(blockLocation);
        loc = new XYZ(loc.X, loc.Y, 0);
        rotation = Math.Abs(ins.Transform.BasisX.AngleOnPlaneTo(XYZ.BasisX, XYZ.BasisZ) - (2 * Math.PI));
    }
    /// <summary>
    /// 获取块参照
    /// </summary>
    /// <param name="dwg"></param>
    /// <param name="reference">选择的块参考</param>
    /// <returns></returns>
    private static List<GeometryInstance> GetBlocksByRef(ImportInstance dwg, Reference reference)
    {
        var geoElem = dwg.get_Geometry(new Options());
        //dwg块
        var geoObj = dwg.GetGeometryObjectFromReference(reference);
        GeometryInstance referBlock = null;
        foreach (var obj in geoElem)
        {
            if (obj is GeometryInstance dwgGeo) //dwg几何实例
            {
                foreach (var block in dwgGeo.SymbolGeometry) //块
                {
                    if (block is GeometryInstance ins)
                    {
                        if (ins.GetHashCode() == geoObj.GetHashCode())
                        {
                            referBlock = ins;
                            break;
                        }

                        foreach (var subBlock in ins.SymbolGeometry) //嵌套块/子块
                        {
                            if (subBlock is GeometryInstance subIns && subIns.GetHashCode() == geoObj.GetHashCode())
                            {
                                referBlock = ins;
                                break;
                            }
                        }
                    }
                }
            }
        }

        if (referBlock == null)
        {
            return null;
        }

        List<GeometryInstance> blocks = [];
        foreach (var obj in geoElem)
        {
            if (obj is GeometryInstance dwgGeo)
            {
                foreach (var block in dwgGeo.SymbolGeometry) //图元
                {
                    if (block is GeometryInstance ins && ins.Symbol.Name == referBlock.Symbol.Name)
                    {
                        blocks.Add(ins);
                    }
                }
            }
        }
        return blocks;
    }
    public override void Execute()
    {
        try
        {
            var reference = UiDocument.Selection.PickObject(ObjectType.PointOnElement, new DwgBlockSelection(), "请选择dwg链接的块参照");
            var dwg = Document.GetElement(reference) as ImportInstance;
            var dwgTransform = dwg!.GetTotalTransform();

            var instance = dwg.GetGeometryObjectFromReference(reference) as GeometryInstance;
            var inss = GetBlocksByRef(dwg, reference);
            //MessageBox.Show(inss.Count.ToString());
            Document.Invoke(
                _ =>
                {
                    var sb = new StringBuilder();
                    //foreach (var item in inss)
                    //{
                    //    GetPose(dwgTransform, item, out var loc, out var r);
                    //    loc += Document.ActiveView.GenLevel.Elevation * XYZ.BasisZ;
                    //    sb.AppendLine($"{loc}:{item.GetHashCode()}");
                    //    loc.DebugCreate(Document);
                    //}
                    foreach (var item in inss)
                    {
                        if (instance != null && item.GetHashCode() == instance.GetHashCode())
                        {
                            instance = item;
                            break;
                        }
                    }
                    GetPose(dwgTransform, instance, out var loc, out var _);
                    loc += Document.ActiveView.GenLevel.Elevation * XYZ.BasisZ;
                    //var pl = Plane.CreateByNormalAndOrigin(XYZ.BasisZ, loc);
                    //foreach (var item in instance.GetInstanceGeometry())
                    //{
                    //    sb.AppendLine(item.GetType().ToString());
                    //    if (item is Curve c)
                    //    {
                    //        Document.Create.NewModelCurve(c, SketchPlane.Create(Document, pl));
                    //    }
                    //    if (item is PolyLine pline)
                    //    {
                    //        for (var i = 0; i < pline.NumberOfCoordinates - 1; i++)
                    //        {
                    //            var l = Line.CreateBound(pline.GetCoordinate(i), pline.GetCoordinate(i + 1));
                    //            Document.Create.NewModelCurve(l, SketchPlane.Create(Document, pl));
                    //        }
                    //    }
                    //}
                    if (instance != null) sb.AppendLine($"{loc}:{instance.GetHashCode()}");
                    loc.DebugCreate(Document);
                    sb.WriteTextFile();
                });

            //foreach (var item in instance.SymbolGeometry)
            //{
            //    MessageBox.Show(item.GetHashCode().ToString());
            //}
            //using (var ts = new Transaction(Document, nameof(RevitAddin)))
            //{
            //    ts.Start();
            //    Document.Create.NewDetailCurve(ActiveView, Line.CreateBound(XYZ.Zero, XYZ.BasisX));
            //    ts.Commit();
            //}
            //var doc = uiApplication.ActiveUIDocument.Document;
            //UiDocument.Selection.PickObject(
            //	Autodesk.Revit.UI.Selection.ObjectType.Element,
            //	new FuncFilter(
            //		(e) =>
            //		{
            //			if (e is Wall)
            //			{
            //				//true,false
            //				//TaskDialog.Show("test", $"{doc.IsReadOnly}-{doc.IsModified}-{doc.IsModifiable}");
            //				return true;
            //			}
            //			return false;
            //		}
            //	)
            //);
        }
        catch (Exception)
        {
            throw;
        }

        //var name = doc.GetElement(geo.GraphicsStyleId).Name;
        //var targetReference = uidoc.Selection.PickObject(ObjectType.Element);
        //var id = doc.GetElement(targetReference).GetTypeId();
        //var symbol = doc.GetElement(id) as FamilySymbol;
        //var symbolId = symbol.Id;
        //var family = symbol.Family;
        //var instances = new FilteredElementCollector(doc).OfClass(typeof(FamilyInstance)).Cast<FamilyInstance>()
        //     .Where(f => family.GetFamilySymbolIds().Contains(f.Symbol.Id)).Select(e => e.Id).ToList();
        //var collection = uidoc.Selection.PickObjects(ObjectType.Element, "选择族实例").Select(r => doc.GetElement(r).Id).ToList();
        //var elems = uidoc.Selection.GetElementIds();
        //List<ElementId> setIds = new();
        //foreach (var elementId in elems)
        //{
        //    var symbol = doc.GetElement(elementId);
        //    var filter = new FamilyInstanceFilter(doc, elementId);
        //    var collector = new FilteredElementCollector(doc).WherePasses(filter).ToElementIds();
        //    setIds.AddRange(collector);
        //    //using Transaction transaction = new Transaction(doc, "外部命令");
        //    //transaction.Start();
        //    //Element.ChangeTypeId(doc, collection, elementId);
        //    ////System.Windows.MessageBox.Show(collector.Count().ToString());
        //    //transaction.Commit();
        //}
        //uidoc.Selection.SetElementIds(setIds);

        //System.Windows.MessageBox.Show($"{elems}");
        //var elem = doc.GetElement(ids.FirstOrDefault());
        //var list = new List<ElementId>();
        //foreach (var elementId in ids)
        //{
        //    var elem = doc.GetElement(elementId);
        //    if (elem is Pipe pipe)
        //    {
        //        if (Math.Abs((175 / 304.8) - pipe.Diameter) < 0.001)
        //        {
        //            list.Add(elementId);
        //        }
        //    }
        //}
        //var box = elem.get_BoundingBox(uidoc.ActiveGraphicalView);
        ////uidoc.Selection.SetElementIds(list);
        //var uiView = uidoc.GetOpenUIViews().FirstOrDefault(ui => ui.ViewId == uidoc.ActiveGraphicalView.Id);

        //var rectangle = uiView.GetWindowRectangle();
        //System.Windows.MessageBox.Show($"{rectangle.Left}，{rectangle.Top}，{rectangle.Right}，{rectangle.Bottom}");
        //uiView.ZoomAndCenterRectangle(box.Min + (5 * box.Min.Normalize()), box.Max - (5 * box.Min.Normalize()));
        //rectangle = uiView.GetWindowRectangle();
        //System.Windows.MessageBox.Show($"{rectangle.Left}，{rectangle.Top}，{rectangle.Right}，{rectangle.Bottom}");

        //try
        //{
        //    while (true)
        //    {
        //        var reference = uidoc.Selection.PickObject(ObjectType.Element);
        //        using Transaction transaction = new Transaction(doc, "旋转");
        //        transaction.Start();
        //        var elem = doc.GetElement(reference);
        //        var loc = elem.Location as LocationPoint;
        //        var p = loc?.Point;
        //        ElementTransformUtils.RotateElement(doc, elem.Id, Line.CreateUnbound(p, XYZ.BasisZ), Math.PI);
        //        transaction.Commit();
        //    }
        //}
        //catch (Autodesk.Revit.Exceptions.OperationCanceledException e)
        //{

        //}
        //var instances = new FilteredElementCollector(doc)
        //    .OfClass(typeof(FamilyInstance))
        //    .ToElements();
        //using Transaction transaction = new Transaction(doc, "外部命令");
        //transaction.Start();
        //StringBuilder sb = new();

        //foreach (var instance in instances)
        //{
        //    var param = instance.GetParameters("ID-100-编号").FirstOrDefault();
        //    Regex regex = new Regex(@"^\D+(\d)?");
        //    if (regex.IsMatch(instance.Name))
        //    {
        //        if (param != null)
        //        {
        //            param.Set(instance.Name);
        //        }
        //        else
        //        {
        //            sb.AppendLine($"{instance.Name}-{instance.Id}");
        //        }
        //    }
        //}
        //Element.ChangeTypeId(doc, collection, symbolId);
        //foreach (var element in symbols)
        //{
        //    var param = element.get_Parameter(BuiltInParameter.ALL_MODEL_URL);

        //    if (param is { IsReadOnly: false } && param.AsString() == "www.goujianwu.com")
        //    {
        //        param.Set(string.Empty);
        //    }
        //    var param1 = element.get_Parameter(BuiltInParameter.ALL_MODEL_DESCRIPTION);
        //    if (param1 is { IsReadOnly: false } && param1.AsString() == "biye")
        //    {
        //        param1.Set(string.Empty);
        //    }
        //}
        //transaction.Commit();
        //System.Windows.MessageBox.Show(sb.ToString());
        //AppDomain.CurrentDomain.AssemblyResolve += OnAssemblyResolve;
        //var doc = commandData.Application.ActiveUIDocument.Document;
        //ObjectSceneExportContext context = new ObjectSceneExportContext(doc, doc.ActiveView as View3D);
        //ObjectSceneExporter exporter = new(doc, context);
        //exporter.ExportToFile(doc.ActiveView as View3D, Environment.GetFolderPath(Environment.SpecialFolder.Desktop) + "//export.json");
    }
}