using Autodesk.Revit.DB;
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using Autodesk.Revit.DB.Electrical;
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using Autodesk.Revit.DB.Mechanical;
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using Autodesk.Revit.DB.Plumbing;
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using Glodon.Revit.Utility;
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using HStation.RevitDev.RevitDataExport.Utils;
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using System;
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using System.Collections.Generic;
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using System.Linq;
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namespace HStation.RevitDev.RevitDataExport.Service
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{
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public class RevitMepElementService
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{
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public static IEnumerable<Element> GetSubElements(MEPSystem system)
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{
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var elements = new List<Element>();
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if (system is ElectricalSystem elecSystem)
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{
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}
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else if (system is MechanicalSystem mechSystem)
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{
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}
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else if (system is PipingSystem pipeSystem)
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{
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var network = pipeSystem.PipingNetwork;
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foreach (Element subElem in network)
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{
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elements.Add(subElem);
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}
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}
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else
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{
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}
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return elements;
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}
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public static List<ElementId> GetSubElementIds(MEPSystem system)
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{
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var elements = GetSubElements(system);
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var elemIds = elements.Select(x => x.Id).ToList();
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return elemIds;
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}
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public static List<Element> GetSubElements(MEPSystemType systemType)
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{
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var systemIds = systemType.GetDependentElements(new ElementClassFilter(typeof(PipingSystem),false));
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var elements = new List<Element>();
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foreach (var systemId in systemIds)
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{
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var system = systemType.Document.GetElement(systemId) as PipingSystem;
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if (system == null) { continue; }
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elements.AddRange(GetSubElements(system));
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}
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return elements;
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}
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public static List<Element> GetSubElements(Document doc, string sysTypeName)
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{
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var pipingSystems = new FilteredElementCollector(doc)
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.OfClass(typeof(MEPSystem))
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.Where(x => x != null && x is PipingSystem && x.Id != ElementId.InvalidElementId && sysTypeName.Any(y => x.Name.Contains(y + " ")))
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.OfType<PipingSystem>()
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.ToList();
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var elems = new List<Element>();
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foreach (var system in pipingSystems)
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{
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if (system.PipingNetwork.Size > 0)
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{
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foreach (Element elem in system.PipingNetwork)
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{
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elems.Add(elem);
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}
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}
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try
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{
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if (system.Elements.Size > 0)
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{
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foreach (Element elem in system.Elements)
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{
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if (elems.Any(x => x.Id.IntegerValue == elem.Id.IntegerValue))
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{
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continue;
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}
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elems.Add(elem);
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}
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}
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}
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catch (Exception)
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{
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continue;
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}
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}
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return elems;
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}
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public static List<Element> GetElements(Document doc, string sysTypeName)
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{
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var elems = new List<Element>();
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if (doc == null || string.IsNullOrEmpty(sysTypeName)) { return elems; }
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elems = GetElementsByPipeSystemTypeName(doc, sysTypeName);
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return elems;
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}
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private static List<Element> GetElementsByPipeSystemTypeName(Document doc, string sysTypeName)
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{
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var result = new List<Element>();
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List<Element> instances = GetInstanceAndPipes(doc);
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foreach (var instance in instances)
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{
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var id = instance.Id.IntegerValue;
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if (id == 3396216)
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{
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}
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var systemType = ParameterOperator.GetElementPipingSystemType(instance);
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if (systemType != null && systemType.Name == sysTypeName)
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{
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result.Add(instance);
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}
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}
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return result;
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}
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private static List<Element> FamilyInstanceAndPipesCache = null;
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private static List<Element> GetInstanceAndPipes(Document doc)
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{
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if (FamilyInstanceAndPipesCache != null)
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{
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return FamilyInstanceAndPipesCache;
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}
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var cates = doc.Settings.Categories;
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var itor = cates.GetEnumerator();
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var categories = new List<Category>();
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while (itor.MoveNext())
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{
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var cate = itor.Current as Category;
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categories.Add(cate);
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}
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var types = new List<Type> { typeof(FamilyInstance), typeof(Pipe) };
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var instances = ElementUtil.GetElements(types, isModel: true, categories: categories);
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FamilyInstanceAndPipesCache = instances;
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return instances;
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}
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}
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}
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