using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;

using Bentley.DgnPlatformNET;
using Bentley.DgnPlatformNET.Elements;
using Bentley.GeometryNET;
using Bentley.MstnPlatformNET;

namespace Mstn.Toolkit.Helpers
{
    public class NamedGroupHelper
    {
        /// <summary>
        /// 删除命名组
        /// </summary>
        /// <param name="groupName"></param>
        /// <returns></returns>
        public static NamedGroupStatus DeleteNamedGroup(string groupName)
        {
            var dgnModelRef = Session.Instance.GetActiveDgnModelRef();
            NamedGroupCollection groups = new(dgnModelRef);//获得模型中的NamedGroup集
            NamedGroup group = groups.FindByName(groupName);//根据名称获取对应的NamedGroup
            if (group != null)//判断是否成功获得指定NamedGroup
            {
                return group.DeleteFromFile();//将指定NamedGroup删除
            }
            return NamedGroupStatus.NotFound;
        }
    }
}