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.Commands;

using Iri.Modernisation.BaseMVVM.ViewModel;

using Iri.Modernisation.Controls.View;

using Iri.Modernisation.Data.Models;

using System.Collections.ObjectModel;

using System.Collections.Generic;

namespace Iri.Modernisation.Controls.ViewModel

{

    /// <summary>

    /// ViewModel de ProductionView

    /// </summary>

    public class ProductionViewVM : BaseMVVM.ViewModel.ViewModel

    {

        private VideoSequence _selectedVideoSequence;

        /// <summary>

        /// VideoSequence Sélectionnée dans la liste

        /// </summary>

        public VideoSequence SelectedVideoSequence

        {

            get

            {

                return _selectedVideoSequence;

            }

            set

            {

                _selectedVideoSequence = value;

                ViewModelProductionEditor = new ProductionEditorVM(value);

                OnPropertyChanged("SelectedVideoSequence");

            }

        }

        private ObservableCollection<VideoSequence> _recordedVideoSequences;

        /// <summary>

        /// Liste des VideoSéquences Enregistrées

        /// </summary>

        public ObservableCollection<VideoSequence> RecordedVideoSequences

        {

            get

            {

                return _recordedVideoSequences;

            }

            set

            {

                _recordedVideoSequences = value;

                OnPropertyChanged("RecordedVideoSequences");

            }

        }

        private HeaderProductionVM _headerProductionVM;

        /// <summary>

        /// ViewModel de HeaderProduction

        /// </summary>

        public HeaderProductionVM ViewModelHeaderProduction

        {

            get

            {

                return _headerProductionVM;

            }

            set

            {

                _headerProductionVM = value;

                OnPropertyChanged("ViewModelHeaderProduction");

            }

        }

        private ProductionTimeLineVM _productionTimeLineVM;

        /// <summary>

        /// ViewModel de ProductionTimeLine

        /// </summary>

        public ProductionTimeLineVM ViewModelProductionTimeLine

        {

            get

            {

                return _productionTimeLineVM;

            }

            set

            {

                _productionTimeLineVM = value;

                OnPropertyChanged("ViewModelProductionTimeLine");

            }

        }

        private ProductionEditorVM _productionEditorVM;

        /// <summary>

        /// ViewModel du ProductionEditor

        /// </summary>

        public ProductionEditorVM ViewModelProductionEditor

        {

            get

            {

                return _productionEditorVM;

            }

            set

            {

                _productionEditorVM = value;

                OnPropertyChanged("ViewModelProductionEditor");

            }

        }

        private VideoViewerVM _masterVideoViewerVM;

        /// <summary>

        /// ViewModel du Master

        /// </summary>

        public VideoViewerVM ViewModelMasterVideoViewer

        {

            get

            {

                return _masterVideoViewerVM;

            }

            set

            {

                _masterVideoViewerVM = value;

                OnPropertyChanged("ViewModelMasterVideoViewer");

            }

        }

       private void InitializeCommands()

       {

            Commands.ProductionView.ClickAddSelectedRecord.Executed += new EventHandler<SLExtensions.Input.ExecutedEventArgs>(ClickAddSelectedRecord_Executed);

            ViewModelProductionTimeLine.SwitchVideo += new EventHandler<ProductionTimeLineVMEventArgs>(ViewModelProductionTimeLine_SwitchVideo);

            ViewModelMasterVideoViewer.Tick += new EventHandler<VideoViewerVMEventArgs>(ViewModelMasterVideoViewer_Tick);

            ViewModelHeaderProduction.Change += new EventHandler<HeaderProductionVMArgs>(ViewModelHeaderProduction_Change);

       }

        public ProductionViewVM()

        {

            RecordedVideoSequences = new ObservableCollection<VideoSequence>();

            ViewModelHeaderProduction = new HeaderProductionVM();

            ViewModelProductionTimeLine = new ProductionTimeLineVM();

            ViewModelProductionEditor = new ProductionEditorVM();

            ViewModelMasterVideoViewer = new VideoViewerVM(true, false);

            ViewModelProductionTimeLine.ViewModelVideoViewer = ViewModelMasterVideoViewer;

            Random rndNumbers = new Random();

            _recordedVideoSequences.Add(new VideoSequence()

            {

                Path = Application.Current.Host.Source.Host.ToString() + "/test.wmv",

                RunTime = new TimeSpan(0, rndNumbers.Next(10, 60), 0),

                BeginTrim = new TimeSpan(0, 0, 0),

                EndTrim = new TimeSpan(0, 0, 0),

            });

                _recordedVideoSequences.Add(new VideoSequence()

                {

                    RunTime = new TimeSpan(0, rndNumbers.Next(10, 60), 0),

                    BeginTrim = new TimeSpan(0, 0, 0),

                    EndTrim = new TimeSpan(0, 0, 0),

                });

            InitializeCommands();

            OnPropertyChanged(String.Empty);

        }

        void ViewModelHeaderProduction_Change(object sender, HeaderProductionVMArgs e)

        {

            ViewModelProductionTimeLine.SelectedChapter = e.ChapterHeader.ChapterDescription.Id ;

        }

        private void ViewModelProductionTimeLine_SwitchVideo(object sender, ProductionTimeLineVMEventArgs e)

        {

            ViewModelMasterVideoViewer.Source = (e.VideoSequence.Path);

            ViewModelMasterVideoViewer.GoTo(e.BeginAt);

        }

        private void ViewModelMasterVideoViewer_Tick(object sender, VideoViewerVMEventArgs e)

        {

            double newPos = ViewModelProductionTimeLine.ActualVideoSequence.TimerIn.TotalMilliseconds+e.Position.TotalMilliseconds;

            if (ViewModelProductionTimeLine.ActualVideoSequence.TimerOut.TotalMilliseconds <= newPos)

            {

                ViewModelProductionTimeLine.ActualVideoSequence = ViewModelProductionTimeLine.TimeLine[ViewModelProductionTimeLine.TimeLine.IndexOf(ViewModelProductionTimeLine.ActualVideoSequence) + 1];

                ViewModelMasterVideoViewer.Source = ViewModelProductionTimeLine.ActualVideoSequence.Path;

                ViewModelMasterVideoViewer.GoTo(ViewModelProductionTimeLine.ActualVideoSequence.BeginTrim);

            }

            ViewModelProductionTimeLine.Position = newPos;

        }

        private void ClickAddSelectedRecord_Executed(object sender, SLExtensions.Input.ExecutedEventArgs e)

        {

            if (ViewModelHeaderProduction.SelectedChapter != null && ViewModelHeaderProduction.SelectedChapter.IsActive)

            {

                if (!ViewModelProductionTimeLine.IsIndexing)

                {

                    if (SelectedVideoSequence != null)

                    {

                        ViewModelMasterVideoViewer.Source = SelectedVideoSequence.Path;

                        VideoSequence newVideo = new VideoSequence(SelectedVideoSequence);

                        ViewModelProductionTimeLine.ActualVideoSequence = newVideo;

                            ViewModelProductionTimeLine.SelectedVideoSequences.Add(newVideo);

                            ViewModelProductionTimeLine.Position = ViewModelProductionTimeLine.TimeLine[ViewModelProductionTimeLine.TimeLine.Count - 1].TimerIn.TotalMilliseconds;

                    }

                }

            }

        }

    }

}