using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using Tango.BL;
using Tango.BL.Entities;
using Tango.Core.Commands;
using Tango.Core.DI;
using Tango.MachineStudio.Common;
using Tango.MachineStudio.Common.StudioApplication;
using Tango.SharedUI;

namespace Tango.MachineStudio.DB.ViewModels
{
    public class MainViewVM : StudioViewModel
    {
        private bool _isLoading;
        public bool IsLoading
        {
            get { return _isLoading; }
            set { _isLoading = value; RaisePropertyChangedAuto(); }
        }

        private bool _notLoaded;
        public bool NotLoaded
        {
            get { return _notLoaded; }
            set { _notLoaded = value; RaisePropertyChangedAuto(); }
        }

        public RelayCommand LoadCommand { get; set; }

        public MainViewVM() : base()
        {
            NotLoaded = true;
            LoadCommand = new RelayCommand(LoadAdapter,() => !IsLoading);
        }

        private async void LoadAdapter()
        {
            IsLoading = true;
            InvalidateRelayCommands();

            await Task.Factory.StartNew(() => 
            {
                ObservablesEntitiesAdapter.Instance.Initialize();
            });

            IsLoading = false;
            NotLoaded = false;
        }

        public override void OnApplicationReady()
        {
            
        }

        //public override void OnModuleRequest(params object[] args)
        //{
        //    if (args != null && args.Length > 0 && args[0] is IObservableEntity)
        //    {
        //        var arg = args[0];

        //        String vmName = arg.GetType().Name + "sViewVM";

        //        Type vmType = Assembly.GetAssembly(typeof(MainViewVM)).GetTypes().SingleOrDefault(x => x.Name == vmName);

        //        if (vmType == null)
        //        {
        //            vmName = arg.GetType().BaseType.Name + "sViewVM";
        //            vmType = Assembly.GetAssembly(typeof(MainViewVM)).GetTypes().SingleOrDefault(x => x.Name == vmName);
        //        }

        //        if (vmType != null)
        //        {
        //            var vm = TangoIOC.Default.GetInstance(vmType);
        //            vmType.GetProperty("SelectedEntity").SetValue(vm, arg);
        //            vmType.GetMethod("OnEdit", BindingFlags.Instance | BindingFlags.NonPublic).Invoke(vm, new object[] { });
        //        }
        //    }
        //}
    }
}