using Autodesk.Revit.DB;
using Autodesk.Revit.DB.Structure;
using Autodesk.Revit.UI;
using CDM.Interop.Revit.CDMComponent;
using CDM.Interop.Revit.RevitCompoent;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace CDM.Interop.Revit.Utility
{
    class BeamUtil : Utility
    {
        public static List<CDMBeam> GetBeamsCDM(Document doc, IList<Element> levels)
        {
            List<CDMBeam> cdmBeams = new List<CDMBeam>();
            var beams = new FilteredElementCollector(doc).OfCategory(BuiltInCategory.OST_StructuralFraming).OfClass(typeof(FamilyInstance)).ToElements();
            //得到标高+编码
            Dictionary<ElementId, string> dictLevelId_LevelCodes = GetDictLevelId_LevelCodes(doc);
            //梁类型与编码
            Dictionary<ElementId, string> dicBeams = new Dictionary<ElementId, string>();
            int num = 1;
            for (int i = 0; i < beams.Count; i++)
            {
                ElementId beamtypeId = beams[i].GetTypeId();
                try
                {

                    if (num > 9 && num <= 99)
                    {
                        dicBeams.Add(beamtypeId, string.Format("0{0}", num));
                    }
                    else if (num > 99)
                    {
                        dicBeams.Add(beamtypeId, string.Format("{0}", num));
                    }
                    else
                    {
                        dicBeams.Add(beamtypeId, string.Format("00{0}", num));
                    }
                    num += 1;
                }
                catch (Exception)
                {

                    continue;
                }
            }

            foreach (FamilyInstance beam in beams)
            {
                //View3D v = (View3D)uidoc.ActiveView;
                //if (v == null)
                //{
                //    var vi = new FilteredElementCollector(doc).OfCategory(BuiltInCategory.OST_Views).OfClass(typeof(View3D)).ToElements();
                //    uidoc.ActiveView = (View3D)vi.FirstOrDefault();
                //}
                //直线梁
                XYZ s = ((LocationCurve)beam.Location).Curve.GetEndPoint(0);
                XYZ e = ((LocationCurve)beam.Location).Curve.GetEndPoint(1);
                //XYZ s = beam.GetSweptProfile().GetDrivingCurve().GetEndPoint(0);
                //XYZ e = beam.GetSweptProfile().GetDrivingCurve().GetEndPoint(1);
                if (beam.HasSweptProfile() == true)
                {
                    CDMBeam cdmbeam = new CDMBeam(beam);
                    //通过out，将获取到的值复制给cdm的类型id,out参数必须在函数内初始化值
                    dicBeams.TryGetValue(cdmbeam.SymbolId, out cdmbeam.CategoryCode);
                    dictLevelId_LevelCodes.TryGetValue(cdmbeam.LevelId, out cdmbeam.LevelCode);
                    cdmBeams.Add(cdmbeam);
                }
            }

            for (int i = 0; i < levels.Count(); i++)
            {
                for (int j = 0; j < dicBeams.Count; j++)
                {
                    ElementId id = dicBeams.ElementAt(j).Key;
                    //归类cdm中同标高同类型
                    IEnumerable<CDMBeam> targetcdm = from b in cdmBeams
                                                     where b.LevelId.Equals(levels[i].Id) && b.SymbolId.Equals(id)
                                                     select b;
                    List<CDMBeam> CdmBeamsordered = targetcdm.OrderByDescending(p => p.Yw).ThenBy(p => p.Xl).ToList();
                    //排序
                    //var li = targetcdm.ToList();
                    //List<CDMBeam> li = targetcdm.OrderByDescending(p => p.BasePoint.Y).ThenBy(p => p.BasePoint.X).ToList();

                    for (int k = 0; k < CdmBeamsordered.Count; k++)
                    {
                        if (k > 8)
                        {
                            if (k > 98)
                            {
                                CdmBeamsordered[k].LevelComponentCode = string.Format("{0}", k + 1);
                            }
                            else
                            {
                                CdmBeamsordered[k].LevelComponentCode = string.Format("0{0}", k + 1);
                            }
                        }
                        else
                        {
                            CdmBeamsordered[k].LevelComponentCode = string.Format("00{0}", k + 1);
                        }
                    }

                }
            }
            return cdmBeams;
        }
        public static void PlaceBeams(Document doc, Family family, List<RevitBeam> rbeams, Level level)
        {
            if (rbeams == null || level == null)
            {
                return;
            }
            FamilySymbol defaultfamilysymbol = doc.GetElement(family.GetFamilySymbolIds().FirstOrDefault()) as FamilySymbol;
            FamilySymbol targetBeamSymbol = null;

            using (Transaction trans = new Transaction(doc))
            {
                trans.Start("布置梁");
                foreach (var beam in rbeams)
                {
                    //var targetSymbolName = beam.Name.Substring(beam.Name.IndexOf('@') + 1);
                    var targetSymbolName = beam.SectionB + " x " + beam.SectionH + "mm";
                    var symbolIds = family.GetFamilySymbolIds();
                    var symbols = from symbolid in symbolIds
                                  where doc.GetElement(symbolid).Name == targetSymbolName
                                  select doc.GetElement(symbolid) as FamilySymbol;
                    //string symbolname = String.Format("{0}{1}{2}mm", beam.SectionB, "x", beam.SectionH);
                    if (symbols.Count() == 0)
                    {
                        targetBeamSymbol = defaultfamilysymbol.Duplicate(targetSymbolName) as FamilySymbol;
                        targetBeamSymbol.GetParameters("b").FirstOrDefault().SetValueString(beam.SectionB.ToString());
                        targetBeamSymbol.GetParameters("h").FirstOrDefault().SetValueString(beam.SectionH.ToString());
                    }
                    else
                    {
                        targetBeamSymbol = symbols.FirstOrDefault();
                    }

                    Autodesk.Revit.DB.Line line = Autodesk.Revit.DB.Line.CreateBound(beam.rOrigin, beam.rEndPoint);

                    if (!targetBeamSymbol.IsActive)
                        targetBeamSymbol.Activate();
                    FamilyInstance fi = doc.Create.NewFamilyInstance(line, targetBeamSymbol, level, StructuralType.Beam);
                    //原点=2，左=0，中心=1，右=3
                    fi.get_Parameter(BuiltInParameter.Y_JUSTIFICATION).Set(2);
                    fi.get_Parameter(BuiltInParameter.Z_JUSTIFICATION).Set(2);
                }
                trans.Commit();
            }
        }
    }
}