using Autodesk.Revit.Attributes;

using Autodesk.Revit.DB;
using Autodesk.Revit.UI;

using Nice3point.Revit.Toolkit.External;

using System.Linq;


namespace Szmedi.RvKits.InfoManager
{
    /// <summary>
    /// Revit执行命令
    /// </summary>
    [Transaction(TransactionMode.Manual)]
    public class RemoveParamsCmd : ExternalCommand
    {
        public override void Execute()
        {
            //var bindings = Document.ParameterBindings;
            //foreach (ElementBinding item in bindings)
            //{
            //    var de = GetDefinition(item, Document);
            //}
            //var b = IsExistProjectParam(Document, "备注", out var definition, out var bind);
            //var dict = SharedParameterAssists.GetParameterElementBindings(Document);
            //foreach (var d in dict)
            //{
            //    Debug.WriteLine(d.Key.GetDefinition().Name);
            //}

            //Document.Invoke(
            //_ =>
            //{

            //    Document.ParameterBindings.Remove(definition);
            //});
            WinDialogAssists.ShowOrActivate<RemoveParametersWin, RemoveParametersViewModel>(UiDocument);
        }
        private void RemoveSome(Element element, params string[] paramNames)
        {

        }


        public void IsProjectParameter(Document doc)
        {
            var parameterElements = doc.OfClass<ParameterElement>().Cast<ParameterElement>();
            var sharedParameterElements = doc.OfClass<SharedParameterElement>().Cast<SharedParameterElement>();

        }
        public void Delete(UIDocument uidoc, Parameter param)
        {
            var doc = uidoc.Document;
            BindingMap map = doc.ParameterBindings;
            var parameterElements = doc.OfClass<ParameterElement>().Cast<ParameterElement>();

            if (param.IsShared)
            {
                //删除定义
                uidoc.Document.ParameterBindings.Remove(param.Definition);
            }
            else if (map.Contains(param.Definition))
            {
                var paramElement = parameterElements.Where(p => p.Name == param.Definition.Name).FirstOrDefault();
                uidoc.Document.Delete(paramElement.Id);
            }
        }
        public bool IsExistProjectParam(Document doc, string paramName, out Definition definition, out ElementBinding binding)
        {
            DefinitionBindingMap map = doc.ParameterBindings;
            var dep = map.ForwardIterator();
            var isExist = false;
            binding = null;
            definition = null;
            while (dep.MoveNext())
            {
                definition = dep.Key;
                var definitionName = definition.Name;
                binding = dep.Current as ElementBinding;
                //ParameterType parameterType = definition.ParameterType;
                //InstanceBinding instanceBinding = dep.Current as InstanceBinding;
                //if (instanceBinding != null)
                //{
                //    CategorySet categorySet = instanceBinding.Categories;
                //}
                if (definitionName == paramName)
                {
                    isExist = true;
                    break;
                }
            }

            return isExist;
        }
    }
}