using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using System.Reflection;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using BPASmartClient.CustomResource.Pages.Model;
using BPASmartClient.Helper;
using Microsoft.Toolkit.Mvvm.ComponentModel;
using Microsoft.Toolkit.Mvvm.Input;

namespace BPASmartClient.CustomResource.Pages.ViewModel
{
    public class MainViewModel : ObservableObject
    {
        public MainViewModel()
        {
            NavChangedCommand = new RelayCommand<object>(DoNavChanged);
            menuModels = MenuManage.GetInstance.menuModels;
            PermissionChange();
            ActionManage.GetInstance.Register(new Action(() =>
            {
                PermissionChange();
            }), "PermissionChange");

        }

        private void PermissionChange()
        {
            int MainIndex = Array.FindIndex(menuModels.ToArray(), P => P.MainMenuVisibility == Visibility.Visible);
            if (MainIndex >= 0 && MainIndex < menuModels.Count)
            {
                int SubIndex; SubIndex = Array.FindIndex(menuModels.ElementAt(MainIndex).subMenumodels.ToArray(), p => p.SubMenuVisibility == Visibility.Visible);
                if (SubIndex >= 0 && SubIndex < menuModels.ElementAt(MainIndex).subMenumodels.Count)
                {
                    DoNavChanged(menuModels.ElementAt(MainIndex).subMenumodels.ElementAt(SubIndex).ToggleWindowPath);
                }
            }
        }

        public ObservableCollection<MenuModel> menuModels { get; set; }

        private void DoNavChanged(object obj)
        {
            ActionManage.GetInstance.Send("RecipeIsChange");
            for (int i = 0; i < menuModels.Count; i++)
            {
                var res = menuModels.ElementAt(i).subMenumodels.FirstOrDefault(p => p.ToggleWindowPath == obj.ToString());
                if (res != null)
                {
                    DisplayName = res.SubMenuName;
                    var end = res.AssemblyName.Substring(res.AssemblyName.Length - 1);
                    var start = res.ToggleWindowPath.Substring(0, 1);
                    bool isAddPoint = end != "." && start != ".";
                    string point = isAddPoint ? "." : "";
                    Type type = Assembly.Load(res.AssemblyName)?.GetType($"{res.AssemblyName }{point}{ res.ToggleWindowPath}");
                    ConstructorInfo cti = type?.GetConstructor(System.Type.EmptyTypes);
                    if (type?.BaseType.Name == "Window")
                    {
                        ((Window)cti?.Invoke(null)).ShowDialog();
                        break;
                    }
                    else if (type?.BaseType.Name == "UserControl")
                    {
                        //ConstructorInfo cti = type?.GetConstructor(System.Type.EmptyTypes);
                        MainContent = (FrameworkElement)cti?.Invoke(null);
                        break;
                    }
                }
            }
        }
        private bool _status;
        /// <summary>
        /// 设备初始化状态
        /// </summary>
        public bool Status
        {
            get { return _status; }
            set
            {
                if (value)
                {
                    ActionManage.GetInstance.Send("StartPlcInite");
                }
                else
                {
                    ActionManage.GetInstance.Send("EndPlcInite");
                }
                _status = value;
                OnPropertyChanged();
            }
        }
        /// <summary>
        /// 开机自启
        /// </summary>
        public bool AutoStart { get {  return SystemHelper.GetInstance.IsAutoStart(); } set { SystemHelper.GetInstance.AutoStart(value); OnPropertyChanged(); } }
        public RelayCommand<object> NavChangedCommand { get; set; }

        public FrameworkElement MainContent { get { return _mMainContent; } set { _mMainContent = value; OnPropertyChanged(); } }
        private FrameworkElement _mMainContent;

        public string DisplayName { get { return _mDisplayName; } set { _mDisplayName = value; OnPropertyChanged(); } }
        private string _mDisplayName;



    }
}