avaloniax/AvaloniaHomeTry/ViewModels/AdminPageViewModel.cs

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Threading.Tasks;
using Avalonia;
using Avalonia.Controls.ApplicationLifetimes;
using Avalonia.Media.Imaging;
using Avalonia.Platform.Storage;
using AvaloniaHomeTry.Models;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Infrastructure.Internal;
using ReactiveUI;
using Tmds.DBus.Protocol;

namespace AvaloniaHomeTry.ViewModels
{
	public partial class AdminPageViewModel : ViewModelBase
	{

        UsersTable myUsers = new UsersTable();

		List<Gender> genderList;

        List<UsersTable> usersTables;
        
        List<UsersTable> usersTables0;

        Gender filterGender;

        string find;


        
        public List<Gender> GenderList { get => genderList; set => this.RaiseAndSetIfChanged(ref genderList, value); }
        public List<UsersTable> UsersTables { get => usersTables; set => this.RaiseAndSetIfChanged(ref usersTables, value); }
        public List<UsersTable> UsersTables0 { get => usersTables0; set => this.RaiseAndSetIfChanged(ref usersTables0, value); }
        public Gender FilterGender { get => filterGender; set { filterGender = value; AllFilters(); } }

        public string Find { get => find; set { find = value; AllFilters(); } }



        public AdminPageViewModel()
        {
            usersTables = db.UsersTable.ToList();
            genderList = db.Genders.ToList();
            genderList.Add(new Gender() { Id = 0, GenderName = "Ñáðîñèòü ôèëüòðû"});
            usersTables0 = usersTables;
            filterGender = genderList.FirstOrDefault(x => x.Id == 0);
        }

        public void DateSort(int id)
        {
            switch (id) 
            {
                case 1:
                    UsersTables = UsersTables.OrderBy(x => x.Dataofbirth).ToList();
                    break;
                case 2:
                    UsersTables = UsersTables.OrderByDescending(x => x.Dataofbirth).ToList();
                    break;
            
            }

        }
        void AllFilters()
        {
            UsersTables = UsersTables0;
            if(!string.IsNullOrEmpty(Find)) UsersTables = UsersTables.Where(x => x.Surname.Contains(Find)).ToList();
            if (filterGender != null && filterGender.Id != 0)UsersTables = UsersTables.Where(x=>x.GenderNavigation == FilterGender).ToList();
        }

        public void MyProfile() => MainWindowViewModel.Self.UC = new UserPage(MainWindowViewModel.Self.ID);
        public void Exit() => MainWindowViewModel.Self.UC = new AuthPage();


    }
}