using System.Collections.ObjectModel;
using PipeGallery.Manage;
using PipeGallery.Model;

namespace PipeGallery.ViewModel
{
    public class SelectPipeMaterialViewModel : ModelBase
    {
        private ObservableCollection<PipeMaterialInfo> _pipeMaterialInfos = null;

        public ObservableCollection<PipeMaterialInfo> PipeMaterialInfos
        {
            get
            {
                if (_pipeMaterialInfos == null)
                {
                    _pipeMaterialInfos = new ObservableCollection<PipeMaterialInfo>();
                }

                return _pipeMaterialInfos;
            }
            set { _pipeMaterialInfos = value; }
        }


        #region 单例

        public SelectPipeMaterialViewModel()
        {
        }

        private static SelectPipeMaterialViewModel _instance = null;

        public static SelectPipeMaterialViewModel Instance
        {
            get
            {
                if (_instance == null)
                {
                    _instance = new SelectPipeMaterialViewModel();
                    DataFactory.InitalPipeMaterialData();
                }

                return _instance;
            }
        }

        #endregion

        public void InitData()
        {
            foreach (var v in PipeMaterialInfos)
            {
                v.IsSelected = false;
            }
        }
    }
}