Platonenkov

public class CustomAuthorizationPolicyProvider : DefaultAuthorizationPolicyProvider
{
    private readonly AuthorizationOptions _Options;

    public CustomAuthorizationPolicyProvider(IOptions<AuthorizationOptions> options) : base(options) { _Options = options.Value; }

    #region Overrides of DefaultAuthorizationPolicyProvider

    public override async Task<AuthorizationPolicy> GetPolicyAsync(string policyName)
    {

Platonenkov

<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
                    xmlns:p="http://schemas.microsoft.com/winfx/2006/xaml/presentation/options"
                    xmlns:s="clr-namespace:System;assembly=mscorlib">

    <DropShadowEffect x:Key="Shadow" p:Freeze="True"/>
    <ScaleTransform x:Key="Scale1.1" ScaleX="1.1" ScaleY="1.1" p:Freeze="True"/>
    <ScaleTransform x:Key="Scale0.9" ScaleX="0.9" ScaleY="0.9" p:Freeze="True"/>
    <SolidColorBrush x:Key="DarkGrayBrush" Color="DarkGray" p:Freeze="True"/>
    <SolidColorBrush x:Key="BorderBrush" Color="#EEE" p:Freeze="True"/>

Platonenkov

<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                    xmlns:p="http://schemas.microsoft.com/winfx/2006/xaml/presentation/options"
                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">

    <SolidColorBrush x:Key="WhiteBrush" Color="White" p:Freeze="True"/>

    <!--форма переключателя-->
    <ControlTemplate x:Key="ToggleButtonCheckBoxTemplate" TargetType="{x:Type CheckBox}">
        <ControlTemplate.Resources>
            <SolidColorBrush x:Key="ToggleButton.CheckedBackgroundBrush" p:Freeze="true">DarkBlue</SolidColorBrush>

Platonenkov

<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
                    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
                    xmlns:p="http://schemas.microsoft.com/winfx/2006/xaml/presentation/options"
                    xmlns:s="clr-namespace:System;assembly=mscorlib">

    <DropShadowEffect x:Key="Shadow" p:Freeze="True"/>
    <ScaleTransform x:Key="Scale1.1" ScaleX="1.1" ScaleY="1.1" p:Freeze="True"/>
    <ScaleTransform x:Key="Scale0.9" ScaleX="0.9" ScaleY="0.9" p:Freeze="True"/>
    <ScaleTransform x:Key="Scale0.7" ScaleX="0.7" ScaleY="0.7" p:Freeze="True"/>
    <SolidColorBrush x:Key="DarkGrayBrush" Color="DarkGray" p:Freeze="True"/>

Platonenkov

using Microsoft.AspNetCore.Authentication;
using Microsoft.AspNetCore.Http;
using System.Net.Http;
using System.Net.Http.Headers;
using System.Threading.Tasks;

namespace Management.Ui.Services
{
  public class TokenContainer
  {

Platonenkov

public void ConfigureServices(IServiceCollection services)
    {

        services.AddAuthentication(options =>
        {
            options.DefaultScheme = 
CookieAuthenticationDefaults.AuthenticationScheme;
            options.DefaultChallengeScheme = 
OpenIdConnectDefaults.AuthenticationScheme;
        })

Platonenkov

public static async Task<string> CallServiceAsync(string token, string controller)
{
    var baseAddress = Constants.SampleApi;

    var client = new HttpClient
    {
        BaseAddress = new Uri(baseAddress)
    };

    client.SetBearerToken(token);

Platonenkov

    public static class ApplicationInstance
    {
        /// <summary> Проверяет запущен ли уже экземпляр приложения </summary>
        /// <returns>true - запущен, false - нет</returns>
        public static bool CheckForSecondInstance()
        {
            var startup_path = System.Reflection.Assembly.GetEntryAssembly()?.Location;
            var startup_file_name = System.IO.Path.GetFileNameWithoutExtension(startup_path);
            var processes_with_same_file = Process.GetProcessesByName(startup_file_name);
            return processes_with_same_file.Length > 1;

Platonenkov

public static class JsonInFile
{
    /// <summary>
    /// Сохранение данных в файл
    /// </summary>
    public static async Task<bool> SaveToFileAsync<T>(string FilePath, T data)
    {
        try
        {
            using var file = File.Create(FilePath);

Platonenkov

public partial class App
    {
        public static bool IsDesignMode { get; private set; } = true;

        private static IHost __Host;

        public static IHost Host => __Host ??= Program.CreateHostBuilder(Environment.GetCommandLineArgs()).Build();

        protected override async void OnStartup(StartupEventArgs e)
        {