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

namespace CDM.Interop.Revit
{
    [Autodesk.Revit.Attributes.Transaction(Autodesk.Revit.Attributes.TransactionMode.Manual)]
    [Autodesk.Revit.Attributes.Regeneration(Autodesk.Revit.Attributes.RegenerationOption.Manual)]
    class CmdRevitToCDM : Autodesk.Revit.UI.IExternalCommand
    {
        static string AddInPath = typeof(CmdRevitToCDM).Assembly.Location;

        public Result Execute(ExternalCommandData commandData, ref string message, ElementSet elements)
        {
            Autodesk.Revit.ApplicationServices.Application app = commandData.Application.Application;
            UIDocument uidoc = commandData.Application.ActiveUIDocument;
            Document doc = uidoc.Document;
            //string AddInPath = typeof(CmdRevitToCDM).Assembly.Location;
            //string dirAssembly = Path.GetDirectoryName(AddInPath);

            VistaFolderBrowserDialog dialog = new VistaFolderBrowserDialog
            {
                Multiselect = false
            };
            dialog.ShowDialog();
            if (dialog.SelectedPath == null)
            {
                return Result.Cancelled;
            }
            string path = dialog.SelectedPath;
            //View3D view3d;
            //using (Transaction ts = new Transaction(doc, "3dview"))
            //{
            //    ts.Start();
            //    ViewFamilyType viewtype = new FilteredElementCollector(doc).OfClass(typeof(ViewFamilyType))
            //                             .Cast<ViewFamilyType>()
            //                             .FirstOrDefault<ViewFamilyType>(
            //                              x => ViewFamily.ThreeDimensional
            //                               == x.ViewFamily);
            //    view3d = View3D.CreateIsometric(doc, viewtype.Id);

            //    ts.Commit();

            //}
            //uidoc.ActiveView = view3d;
            View3D v3d = null;
            var v3ds = new FilteredElementCollector(doc).OfClass(typeof(View3D));
            foreach (View3D view in v3ds)
            {
                if ("{三维}".Equals(view.Name))
                {
                    v3d = view;
                    break;
                }
            }

            uidoc.ActiveView = v3d;

            var levels = new FilteredElementCollector(doc).OfClass(typeof(Level)).ToElements();

            #region 柱

            List<CDMColumn> cdmColumns = Utility.ColumnUtil.GetColumnCDM(doc, levels);

            if (cdmColumns.Count > 0)
            {
                string sourceColumnFile = Path.GetDirectoryName(AddInPath) + "\\CDM\\xlsx\\柱.xlsx";
                string destColumnsDirectory = path + "\\结构柱";
                if (!Directory.Exists(destColumnsDirectory))
                {
                    DirectoryInfo directoryInfo = new DirectoryInfo(destColumnsDirectory);
                    directoryInfo.Create();
                }
                CDMComponent2Excel.CDMColumnsToExcel(cdmColumns, sourceColumnFile, destColumnsDirectory);
            }

            #endregion

            #region 板

            List<CDMFloor> cdmFloors = Utility.FloorUtil.GetFloorsCDM(doc, levels, v3d);
            if (cdmFloors.Count > 0)
            {
                string sourceFloorFile = Path.GetDirectoryName(AddInPath)+ "\\CDM\\xlsx\\楼板.xlsx";
                //string sourceFloorFile = Path.GetDirectoryName(AddInPath) + "\\xlsx\\楼板.xlsx";
                string destFloorsPath = path + "\\结构板";
                if (!Directory.Exists(destFloorsPath))
                {
                    DirectoryInfo directoryInfo = new DirectoryInfo(destFloorsPath);
                    directoryInfo.Create();
                }
                CDMComponent2Excel.CDMFloorsToExcel(cdmFloors, sourceFloorFile, destFloorsPath);
            }
            #endregion

            #region 梁

            List<CDMBeam> cdmBeams = Utility.BeamUtil.GetBeamsCDM(doc, levels);

            if (cdmBeams.Count > 0)
            {
                string sourceBeamFile = Path.GetDirectoryName(AddInPath) + "\\CDM\\xlsx\\梁.xlsx";
                string destBeamsDirectory = path + "\\结构梁";
                if (!Directory.Exists(destBeamsDirectory))
                {
                    DirectoryInfo directoryInfo = new DirectoryInfo(destBeamsDirectory);
                    directoryInfo.Create();
                }
                CDMComponent2Excel.CDMBeamsToExcel(cdmBeams, sourceBeamFile, destBeamsDirectory);
            }

            #endregion


            #region 墙

            //List<CDMWall> cdmWalls = new List<CDMWall>();
            //cdmWalls = Utility.WallUtil.GetWallsCDM(uidoc, levels);
            //string sourceWallFile = Path.GetDirectoryName(AddInPath) + "\\xlsx\\现浇剪力墙.xls";
            //destPath = path + "\\现浇剪力墙";
            //if (!Directory.Exists(destPath))
            //{
            //    DirectoryInfo directoryInfo = new DirectoryInfo(destPath);
            //    directoryInfo.Create();
            //}
            //WriteCDMUtil.WriteCDMWallsToExcel(cdmWalls, sourceWallFile, destPath); 

            #endregion

            #region 楼梯

            List<CDMStairs> cdmStairs = Utility.StairsUtil.GetStairsCDM(doc, levels, v3d);
            
            if (cdmStairs.Count > 0)
            {
                string sourceStairsFile = Path.GetDirectoryName(AddInPath) + "\\CDM\\xlsx\\楼梯.xlsx";
                string destStairsPath = path + "\\楼梯";
                if (!Directory.Exists(destStairsPath))
                {
                    DirectoryInfo directoryInfo = new DirectoryInfo(destStairsPath);
                    directoryInfo.Create();
                }
                CDMComponent2Excel.CDMStairsToExcel(cdmStairs, sourceStairsFile, destStairsPath);
            }

            #endregion

            return Result.Succeeded;
        }
    }
}