Master Revit API &Build Powerful BIM Apps With AI

using Autodesk.Revit.DB;
using Autodesk.Revit.UI;
using System.Linq;

namespace BIMDeveloper.Commands
{
    [Transaction(TransactionMode.Manual)]
    public class AutoReinforcement : IExternalCommand
    {
        public Result Execute(
            ExternalCommandData commandData,
            ref string message,
            ElementSet elements)
        {
            UIDocument uiDoc = commandData.Application.ActiveUIDocument;
            Document doc = uiDoc.Document;

            // Get all structural framing in active view
            var collector = new FilteredElementCollector(doc, doc.ActiveView.Id)
                .OfCategory(BuiltInCategory.OST_StructuralFraming)
                .WhereElementIsNotElementType();

            var beams = collector.ToElements();

            using (Transaction trans = new Transaction(doc, "Add Rebar"))
            {
                trans.Start();

                foreach (Element beam in beams)
                {
                    // Get beam geometry
                    Options options = new Options();
                    GeometryElement geoElem = beam.get_Geometry(options);

                    // Calculate rebar placement
                    var solid = geoElem.OfType<Solid>().FirstOrDefault();
                    if (solid != null)
                    {
                        // Create rebar based on beam dimensions
                        CreateRebarForBeam(doc, beam, solid);
                    }
                }

                trans.Commit();
            }

            TaskDialog.Show("Success",
                $"Added reinforcement to {beams.Count()} beams");

            return Result.Succeeded;
        }

        private void CreateRebarForBeam(Document doc, Element beam, Solid solid)
        {
            // Rebar creation logic
            // ... implementation details
        }
    }
}