using System;

using System.Net;

using System.Windows;

using System.Windows.Controls;

using System.Windows.Documents;

using System.Windows.Ink;

using System.Windows.Input;

using System.Windows.Media;

using System.Windows.Media.Animation;

using System.Windows.Shapes;

using Iri.Modernisation.BaseMVVM;

using Iri.Modernisation.BaseMVVM.ViewModel;

using Iri.Modernisation.BaseMVVM.Commands;

using Iri.Modernisation.Data.Models;

using System.Collections.Generic;

namespace Iri.Modernisation.Controls.ViewModel

{

    /// <summary>

    /// ViewModel d'un PolemicElement

    /// </summary>

    public class PolemicElementVM : MenuableViewModel  

    {

        /// <summary>

        /// Timer lançant le ClickMenu

        /// </summary>

        private System.Windows.Threading.DispatcherTimer DisplayTimer = new System.Windows.Threading.DispatcherTimer();

        private MouseButtonEventArgs _selectedCoord;

        /// <summary>

        /// Temps d'entrée

        /// </summary>

        private TimeSpan _timerIn;

        public TimeSpan TimerIn 

        { 

            get

            {

                return _timerIn;

            }

            set

            {

                _timerIn = value;

                _element.TimerIn = value;

                OnPropertyChanged("TimerIn");

            }

        }

        /// <summary>

        /// Temps de sortie

        /// </summary>

        private TimeSpan _timerOut;

        public TimeSpan TimerOut

        {

            get

            {

                return _timerOut;

            }

            set

            {

                _timerOut = value;

                _element.TimerOut = value;

                OnPropertyChanged("TimerOut");

            }

        }

        /// <summary>

        /// Durée de l'élément

        /// </summary>

        public TimeSpan Duration

        {

            get 

            {

                return TimerOut - TimerIn; 

            }

            set 

            { 

                TimerOut = TimerIn + value; 

            }

        }

        /// <summary>

        /// Titre de l'élément

        /// </summary>

        private String _title;

        public String Title

        {

            get

            {

                return _title;

            }

            set

            {

                _title = value;

                _element.Title = value;

                OnPropertyChanged("Title");

            }

        }

        /// <summary>

        /// Description de l'élément

        /// </summary>

        private String _description;

        public String Description 

        {

            get

            {

                return _description;

            }

            set

            {

                _description = value;

                _element.Description = value;

                OnPropertyChanged("Description");

            }

        }

        /// <summary>

        /// Tags de l'élément

        /// </summary>

        private List<String> _tags;

        public List<String> Tags

        {

            get

            {

                return _tags;

            }

            set

            {

                _tags = value;

                _element.Tags = value;

                OnPropertyChanged("Tags");

            }

        }

        /// <summary>

        /// Chapitre référent de l'élément

        /// </summary>

        private VideoChapter _chapter;

        public VideoChapter Chapter

        {

            get

            {

                return _chapter;

            }

            set

            {

                _chapter = value;

                _element.Chapter = value;

                OnPropertyChanged("Chapter");

            }

        }

       /// <summary>

       /// Auteur de l'élément

       /// </summary>

        public User Contributer

        {

            get

            {

                try

                {

                   return ((Annotation)_element).Contributer;

                }

                catch

                {

                    return null;

                }

            }

        }

		public double Heigh

		{

			get

			{

				if(_element is SegmentIndex)

				{

					return 20;

				}

				else

				{

					return 10;

				}

			}

		}

        /// <summary>

        /// PolemicType de l'élément

        /// </summary>

        public object Type

        {

            get

            {

                if (_element is Annotation)

                {

                    return ((Annotation)_element).Type;

                }

                else if(_element is SegmentIndex)

                {

                    return ((SegmentIndex)_element).Chapter.Type;

                }

                else

                {

                    return PolemicElementType.Basic;

                }

            }

        }

        private PolemicElement _element { get; set; }

        /// <summary>

        /// Constructeur

        /// </summary>

        /// <param name="element">PolémicElement</param>

        public PolemicElementVM(PolemicElement element)

            :base()

        {

            _element = element;

            TimerIn = _element.TimerIn;

            TimerOut = _element.TimerOut;

            Title = _element.Title;

            Description = _element.Description;

            Tags = _element.Tags;

            Chapter = _element.Chapter;

            DisplayTimer.Interval = new TimeSpan(0, 0, 0, 0, 500);

            DisplayTimer.Tick += new EventHandler(myDispatcherTimer_Tick);

        }

        /// <summary>

        /// Lors d'un Tick,c'est à dire, lors d'un appuie long sur un élément

        /// </summary>

        /// <param name="sender"></param>

        /// <param name="e"></param>

        void myDispatcherTimer_Tick(object sender, EventArgs e)

        {

            DisplayTimer.Stop();

            Commands.PolemicElement.ElementSelected.Execute(_selectedCoord, _element);

        }

        public override void MenuableUserControl_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)

        {

            _selectedCoord = e;

            Commands.PolemicElement.SelectPolemicElement.Execute(_element);

            DisplayTimer.Start();

        }

        public override void MenuableUserControl_MouseLeftButtonUp(object sender, MouseButtonEventArgs e)

        {

            DisplayTimer.Stop();

            Commands.ContextualBinderLayer.EndBind.Execute(Type, _element);

        }

        public override void MenuableUserControl_MouseLeave(object sender, MouseEventArgs e)

        {

            Commands.ContextualBinderLayer.UnSelectBind.Execute();

        }

        public override void MenuableUserControl_MouseEnter(object sender, MouseEventArgs e)

        {

            Commands.ContextualBinderLayer.SelectBind.Execute(Type, _element);

        }

    }

}