using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
using XCommon.Log;
using XHandler.View.Com;
using XHandler.View.Classes;
using XImagingXhandler.XDAL;
using DataEntity.Share;
using DataEntity.UserManager;
using DataRWDAL.UserManager;
using System.Collections.ObjectModel;
namespace XHandler.View.User
{
    /// <summary>
    /// MenuManagement.xaml 的交互逻辑
    /// </summary>
    public partial class MenuManagement : UserControl
    {
        public event EventHandler menuChanged;
        ObservableCollection<MenuInfoModel> menuList;
        MenuTree menuTree = new MenuTree();
        public MenuManagement()
        {
            InitializeComponent();
        }

        private void UserControl_Loaded(object sender, RoutedEventArgs e)
        {
            tv.ItemsSource = null;
            menuList = new ObservableCollection<MenuInfoModel>(MenuInfoDB.GetAllRootMenu());
            listboxMenu.ItemsSource = menuList;

            GetMenuTree();
            tv.ItemsSource = menuTree.Children;
        }

        private void GetMenuTree()
        {
            try
            {
                ObservableCollection<Method> methods = MethodDB.GetMethodFromdb(Shared.SoftwareInformation.software_device_number);

                ObservableCollection<MethodGroup> group = MethodGroupDB.GetMethodGroupFromdb();
                foreach (var mg in group)
                {
                    MenuTree menu = new MenuTree();
                    menu.Id = mg.id;
                    menu.Name = mg.method_group_name;
                    menu.IsExpanded = true;
                    menu.ImgDefault = "";

                    var list = methods.Where(s => s.method_group_id == mg.method_group_id).ToList();
                    foreach (var item in list)
                    {
                        MenuTree mt = new MenuTree();
                        mt.Id = item.method_id;
                        mt.Name = item.method_name;
                        mt.Level = item.method_group_id;
                        mt.ImgDefault = item.method_ico;
                        mt.IsExpanded = false;
                        if (item.method_status == 1)
                            mt.IsChecked = true;
                        else
                            mt.IsChecked = false;
                        menu.Children.Add(mt);
                    }

                    menuTree.Children.Add(menu);
                }
            }
            catch (Exception ex)
            {
                LoggerHelper.ErrorLog("btnUp_Click error ", ex);
            }
        }

        private void btnUp_Click(object sender, RoutedEventArgs e)
        {
            try
            {
                if (listboxMenu.SelectedItem == null)
                    return;
                int index = listboxMenu.SelectedIndex;

                menuList.Move(index, index - 1);
                listboxMenu.SelectedIndex = index - 1;
                listboxMenu.Focus();
            }
            catch (Exception ex)
            {
                LoggerHelper.ErrorLog("btnUp_Click error ", ex);
            }
        }

        private void btnDown_Click(object sender, RoutedEventArgs e)
        {
            try
            {
                if (listboxMenu.SelectedItem == null)
                    return;
                int index = listboxMenu.SelectedIndex;

                menuList.Move(index, index + 1);
                listboxMenu.SelectedIndex = index + 1;
                listboxMenu.Focus();
            }
            catch (Exception ex)
            {
                LoggerHelper.ErrorLog("btnDown_Click error ", ex);
            }
        }

        private void btnMenuSave_Click(object sender, RoutedEventArgs e)
        {
            try
            {
                for (int i = 0; i < menuList.Count; i++)
                {
                    MenuInfoModel menu = menuList[i];
                    menu.Sequence = i + 1;
                    MenuInfoDB.Update(menu);
                }
                menuChanged?.Invoke(this, new EventArgs());
            }
            catch(Exception ex)
            {
                LoggerHelper.ErrorLog("btnMenuSave_Click error ", ex);
            }
        }

        private void btnCommandSave_Click(object sender, RoutedEventArgs e)
        {
            try
            {
                foreach (var menu in menuTree.Children)
                {
                    foreach (var item in menu.Children)
                    {
                        Method method = new Method();
                        method.method_id = item.Id;
                        method.method_status = item.IsChecked == true ? 1 : 0;

                        MethodDB.UpdateMethodIntodb(method);
                    }
                }
            }
            catch (Exception ex)
            {
                LoggerHelper.ErrorLog("btnCommandSave_Click error ", ex);
            }
        }

        private void listboxCommand_PreviewMouseWheel(object sender, MouseWheelEventArgs e)
        {
            try
            {
                ItemsControl items = (ItemsControl)sender;
                ScrollViewer scroll = XHandler.Class.Utilities.FindVisualChild<ScrollViewer>(items);
                if (scroll != null)
                {
                    scroll.ScrollToVerticalOffset(scroll.VerticalOffset - e.Delta);
                }
            }
            catch (Exception ex)
            {
                LoggerHelper.ErrorLog("listboxCommand_PreviewMouseWheel ERROR:", ex);
            }
        }
    }
}