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

using Nice3point.Revit.Toolkit.External;

namespace ShrlAlgoToolkit.RevitAddins.Mep
{
    /// <summary>
    /// TODO 连接喷头
    /// </summary>
    [Transaction(TransactionMode.Manual)]
    internal class ConnectSprinklerCmd:ExternalCommand
    {
        public override void Execute()
        {
            var fittings = Document.ActiveView
                .OfClass<FamilyInstance>()
                .OfCategory(BuiltInCategory.OST_PipeFitting)
                .Where(e => e.GetConnectors(true).Size == 1);
            var spks = Document.ActiveView
                .OfClass<FamilyInstance>()
                .OfCategory(BuiltInCategory.OST_Sprinklers)
                .Where(e => e.GetConnectors(true).Size == 1);
            var refer = UiDocument.Selection.PickObject(ObjectType.Element);
            var pipe = Document.GetElement(refer) as Pipe;
            Document.Invoke(
                ts =>
                {
                    foreach (var ins in spks)
                    {
                        var temp = double.MaxValue;
                        Element instance = null;
                        foreach (var ins1 in fittings)
                        {
                            if (ins.Id == ins1.Id)
                            {
                                continue;
                            }
                            var current = ins.GetLocXYZ().DistanceTo(ins1.GetLocXYZ());
                            if (current < temp &&
                                Math.Abs(current - Math.Abs(ins.GetLocXYZ().Z - ins1.GetLocXYZ().Z)) < 10E-5)
                            {
                                temp = current;
                                instance = ins1;
                            }
                        }
                        try
                        {
                            var connector = ins.GetConnectors(true).OfType<Connector>().FirstOrDefault();
                            var connector1 = instance.GetConnectors(true).OfType<Connector>().FirstOrDefault();
                            var id = ElementTransformUtils.CopyElement(Document, pipe.Id, XYZ.Zero).FirstOrDefault();
                            var newPipe = Document.GetElement(id) as Pipe;
                            newPipe.get_Parameter(BuiltInParameter.RBS_PIPE_DIAMETER_PARAM).SetValueString("15");
                            (newPipe.Location as LocationCurve).Curve = Line.CreateBound(
                                connector.Origin,
                                connector1.Origin);
                            Document.Regenerate();
                            connector.ConnectTo(newPipe.ConnectorManager.Connectors.GetNearestConnector(connector.Origin));
                            connector1.ConnectTo(newPipe.ConnectorManager.Connectors.GetNearestConnector(connector1.Origin));
                        }
                        catch (Exception)
                        {
                            continue;
                        }
                    }
                });
        }
        private void ConnectToStandPipe()
        {
            var pipes = Document.ActiveView
                .OfClass<Pipe>()
                .Where(e => e.GetConnectors(true).Size == 1 && (e.GetCurve() as Line).Direction.IsParallelTo(XYZ.BasisZ));
            var spks = Document.ActiveView
                .OfClass<FamilyInstance>()
                .OfCategory(BuiltInCategory.OST_Sprinklers)
                .Where(e => e.GetConnectors(true).Size == 1);

            Document.Invoke(
                ts =>
                {
                    foreach (var ins in spks)
                    {
                        //Element instance = null;
                        var conn1 = ins.GetConnectors(true).OfType<Connector>().FirstOrDefault();
                        foreach (var p in pipes)
                        {
                            var conn = p.GetConnectors(true).OfType<Connector>().FirstOrDefault();
                            if (conn.Origin.IsAlmostEqualTo(conn1.Origin))
                            {
                                conn.ConnectTo(conn1);
                                break;
                            }
                        }
                        //try
                        //{
                        //    var connector = ins.GetConnectors(true).OfType<Connector>().FirstOrDefault();
                        //    var connector1 = instance.GetConnectors(true).OfType<Connector>().FirstOrDefault();
                        //    var id = ElementTransformUtils.CopyElement(Document, pipe.Id, XYZ.Zero).FirstOrDefault();
                        //    Document.Regenerate();
                        //    connector.ConnectTo(newPipe.ConnectorManager.Connectors.GetNearestConnector(connector.Origin));
                        //    connector1.ConnectTo(newPipe.ConnectorManager.Connectors.GetNearestConnector(connector1.Origin));
                        //}
                        //catch (Exception)
                        //{
                        //    continue;
                        //}
                    }
                });
        }
    }
}