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.Data.Models;

using Iri.Modernisation.BaseMVVM.Commands;

using Iri.Modernisation.BaseMVVM.ViewModel;

using System.Collections.Generic;

namespace Iri.Modernisation.Controls.ViewModel

{

    public class HeaderProductionVM : BaseMVVM.ViewModel.ViewModel

    {

        private List<HeaderProductionChapterVM> _productionChapters;

        public List<HeaderProductionChapterVM> ProductionChapters

        {

            get

            {

                return _productionChapters;

            }

            set

            {

                _productionChapters = value;

                OnPropertyChanged("ProductionChapters");

            }

        }

        private HeaderProductionChapterVM _selectedChapter;

        public HeaderProductionChapterVM SelectedChapter

        {

            get

            {

                return _selectedChapter;

            }

            set

            {

                if (_selectedChapter != null)

                {

                    _selectedChapter.HighLight = false;

                }

                _selectedChapter = value;

                    value.HighLight = true;

                    if (Change != null)

                        Change(this, new HeaderProductionVMArgs(SelectedChapter));

                OnPropertyChanged("SelectedChapter");

            }

        }

        public bool IsVideoBookComplete

        {

            get

            {

                bool test = true;

                foreach(HeaderProductionChapterVM Hpcvm in ProductionChapters )

                {

                    test = Hpcvm.Indexing && test; 

                }

                return test;

            }

        }

        private String _instruction;

        /// <summary>

        /// Instruction

        /// </summary>

        public String Instruction

        {

            get

            {

                return _instruction;

            }

            set

            {

                _instruction = value;

                OnPropertyChanged("Instruction");

            }

        }

        public HeaderProductionVM()

        {

            _productionChapters = new List<HeaderProductionChapterVM>();

            HeaderProductionChapterVM temp = null;

            foreach (VideoChapterDescription Vcd in FactoryVideoLivre.VideoChapterDescriptions)

            {

                temp = new HeaderProductionChapterVM(Vcd);

                temp.Ended +=new HeaderProductionChapterVM.EndedDelegate(temp_Ended);

                temp.EditEnded += new HeaderProductionChapterVM.EditEndedDelegate(temp_EditEnded);

                temp.HighLight = false;

               _productionChapters.Add(temp);

               if(_productionChapters.Count > 1)

               {

                   _productionChapters[_productionChapters.Count - 2].EditEnded+=new HeaderProductionChapterVM.EditEndedDelegate(temp.Enable);

               }

            }

            _instruction = Iri.Modernisation.Controls.Resources.HeaderProduction.InstructionTextRessource.Introduction;

            InitializeCommands();

            ProductionChapters[0].Enable();

        }

        void temp_EditEnded()

        {

            if(Change!=null)

            Change(this,new HeaderProductionVMArgs(SelectedChapter));

        }

        void temp_Ended()

        {

            OnPropertyChanged("IsVideoBookComplete");

            if (Change != null)

                Change(this, new HeaderProductionVMArgs(SelectedChapter));

        }

        private void InitializeCommands()

        {

        }

        public event EventHandler<HeaderProductionVMArgs> Change;

    }

    public class HeaderProductionVMArgs : EventArgs

    {

        public HeaderProductionChapterVM ChapterHeader { get; private set; }

        public HeaderProductionVMArgs( HeaderProductionChapterVM chapterHeader)

        {

            ChapterHeader = chapterHeader;

        }

    }

}