using System;
using System.Collections.Generic;
using System.Text;
using System.ComponentModel;
using Com.Piwigo.Lib.DTO;

namespace Com.Piwigo.Uploader.DTO
{
    public sealed class ModelManager
    {
         static readonly ModelManagerBase _instance = new ModelManagerBase();

        // Explicit static constructor to tell C# compiler
        // not to mark type as beforefieldinit
        static ModelManager()
        {
        }

        public static ModelManagerBase Instance
        {
            get
            {
                return _instance;
            }
        }

        public class ModelManagerBase : INotifyPropertyChanged
        {
            private PwgSession _sess;
            public PwgSession sess {
                get {
                    return _sess;
                }
                set {
                    _sess = value;
                    OnPropertyChanged("sess");
                }
            }

            private SelectedPwgAlbumList _lstCat; 
            public SelectedPwgAlbumList lstCat {
                get {
                    return _lstCat;
                }
                set {
                    _lstCat = value;
                    OnPropertyChanged("lstCat"); 
                } 
            }

            private Int32 _PwgAlbumIdSelected;
            public Int32 PwgAlbumIdSelected {
                get
                {
                    return _PwgAlbumIdSelected;
                }
                set {
                    _PwgAlbumIdSelected = value;
                    OnPropertyChanged("PwgAlbumIdSelected"); 
                } 
            }

            private LocalAlbumList _lstAlbumLocaux;
            public LocalAlbumList lstAlbumLocaux { 
                get{
                    return _lstAlbumLocaux;
                } 
                set {
                    _lstAlbumLocaux = value;
                    OnPropertyChanged("lstAlbumLocaux"); 
                } 
            }

            private LocalAlbum _AlbumEdited;
            public LocalAlbum AlbumEdited { 
                get {
                    return _AlbumEdited;
                }
                set {
                    _AlbumEdited = value;
                    OnPropertyChanged("AlbumEdited");
                } 
            }

            private LocalImage _ImageEdited;
            public LocalImage ImageEdited { 
                get{
                    return _ImageEdited;
                }
                set {
                    _ImageEdited = value;
                    OnPropertyChanged("ImageEdited"); 
                } 
            }

            private Boolean _isConnected;
            public Boolean isConnected {
                get {
                    return _isConnected;
                }
                set {
                    _isConnected = value;
                    OnPropertyChanged("isConnected"); 
                } 
            }

            private String _directoryName;
            public String directoryName {
                get{
                    return _directoryName;
                }
                set {
                    _directoryName = value;
                    OnPropertyChanged("directoryName"); 
                } 
            }

            private Uri _serveurName;
            public Uri serveurName {
                get{
                    return _serveurName;
                }
                set {
                    _serveurName = value;
                    OnPropertyChanged("serveurName"); 
                } 
            }

            private String _userName;
            public String userName { 
                get{
                    return _userName;
                }
                set {
                    _userName = value;
                    OnPropertyChanged("userName"); 
                } 
            }

            private String _password;
            public String password { 
                get {
                    return _password;
                }
                set {
                    _password = value;
                    OnPropertyChanged("password"); 
                } 
            }

            public ModelManagerBase()
            {
                lstCat = new SelectedPwgAlbumList();
                lstAlbumLocaux = new LocalAlbumList();
                isConnected = false;

                AlbumEdited = new LocalAlbum();
                ImageEdited = new LocalImage();
            }

            internal void resetLstCat()
            {
                if (lstCat == null)
                {
                    lstCat = new SelectedPwgAlbumList();
                }
                else
                {
                    lstCat.Clear();
                }
                lstCat.Add(new SelectedAlbumListItem() { Id = PwgAlbum.RootAlbumId, ShowedValue = "Root album", Data=null, isSelected=true }); 
            }

            public event PropertyChangedEventHandler PropertyChanged;
            protected void OnPropertyChanged(String info)
            {
                if (PropertyChanged != null)
                    PropertyChanged(this, new PropertyChangedEventArgs(info));
            }
        }
    }
}