Добавьте файлы проекта.

AutoService.sln

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+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.14.36623.8 d17.14
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "AutoService", "AutoService\AutoService.csproj", "{5845584C-1904-4184-B773-BCE9FE08B4CA}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{5845584C-1904-4184-B773-BCE9FE08B4CA}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{5845584C-1904-4184-B773-BCE9FE08B4CA}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{5845584C-1904-4184-B773-BCE9FE08B4CA}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{5845584C-1904-4184-B773-BCE9FE08B4CA}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {7DAD94C8-56AB-4CA7-B7DE-8C85BB9DA95F}
+	EndGlobalSection
+EndGlobal

AutoService/App.axaml

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+<Application xmlns="https://github.com/avaloniaui"
+             xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+             x:Class="AutoService.App"
+             RequestedThemeVariant="Default">
+             <!-- "Default" ThemeVariant follows system theme variant. "Dark" or "Light" are other available options. -->
+
+    <Application.Styles>
+        <FluentTheme />
+        <StyleInclude Source="avares://Avalonia.Controls.DataGrid/Themes/Fluent.xaml"/>
+    </Application.Styles>
+</Application>

AutoService/App.axaml.cs

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+using AutoService.ViewModels;
+using Avalonia;
+using Avalonia.Controls.ApplicationLifetimes;
+using Avalonia.Data.Core.Plugins;
+using Avalonia.Markup.Xaml;
+using Microsoft.Extensions.DependencyInjection;
+using System;
+using System.Linq;
+
+namespace AutoService
+{
+    public partial class App : Application
+    {
+        private readonly IServiceProvider _provider;
+
+        public App(IServiceProvider provider)
+        {
+            _provider = provider;
+        }
+        public override void Initialize()
+        {
+            AvaloniaXamlLoader.Load(this);
+        }
+
+        public override void OnFrameworkInitializationCompleted()
+        {
+            if (ApplicationLifetime is IClassicDesktopStyleApplicationLifetime desktop)
+            {
+                // Avoid duplicate validations from both Avalonia and the CommunityToolkit. 
+                // More info: https://docs.avaloniaui.net/docs/guides/development-guides/data-validation#manage-validationplugins
+                DisableAvaloniaDataAnnotationValidation();
+
+                var win = _provider.GetRequiredService<MainWindow>();
+                var vm = _provider.GetRequiredService<MainWindowVM>();
+                win.DataContext = vm;
+                desktop.MainWindow = win;
+            }
+
+            base.OnFrameworkInitializationCompleted();
+        }
+
+        private void DisableAvaloniaDataAnnotationValidation()
+        {
+            // Get an array of plugins to remove
+            var dataValidationPluginsToRemove =
+                BindingPlugins.DataValidators.OfType<DataAnnotationsValidationPlugin>().ToArray();
+
+            // remove each entry found
+            foreach (var plugin in dataValidationPluginsToRemove)
+            {
+                BindingPlugins.DataValidators.Remove(plugin);
+            }
+        }
+    }
+}

AutoService/AutoService.csproj

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+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <OutputType>WinExe</OutputType>
+    <TargetFramework>net8.0</TargetFramework>
+    <Nullable>enable</Nullable>
+    <ApplicationManifest>app.manifest</ApplicationManifest>
+    <AvaloniaUseCompiledBindingsByDefault>true</AvaloniaUseCompiledBindingsByDefault>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Avalonia" Version="11.3.11" />
+    <PackageReference Include="Avalonia.Controls.DataGrid" Version="11.3.11" />
+    <PackageReference Include="Avalonia.Desktop" Version="11.3.11" />
+    <PackageReference Include="Avalonia.Themes.Fluent" Version="11.3.11" />
+    <PackageReference Include="Avalonia.Fonts.Inter" Version="11.3.11" />
+    <!--Condition below is needed to remove Avalonia.Diagnostics package from build output in Release configuration.-->
+    <PackageReference Include="Avalonia.Diagnostics" Version="11.3.11">
+      <IncludeAssets Condition="'$(Configuration)' != 'Debug'">None</IncludeAssets>
+      <PrivateAssets Condition="'$(Configuration)' != 'Debug'">All</PrivateAssets>
+    </PackageReference>
+    <PackageReference Include="CommunityToolkit.Mvvm" Version="8.4.1" />
+    <PackageReference Include="MessageBox.Avalonia" Version="3.3.1.1" />
+    <PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.1" />
+    <PackageReference Include="MySqlConnector" Version="2.5.0" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <Compile Update="Views\ReceiptWindow.axaml.cs">
+      <DependentUpon>ReceiptWindow.axaml</DependentUpon>
+    </Compile>
+    <Compile Update="Views\WorksWindow.axaml.cs">
+      <DependentUpon>WorksWindow.axaml</DependentUpon>
+    </Compile>
+  </ItemGroup>
+</Project>

AutoService/Models/BaseRepository.cs

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+using Microsoft.Extensions.Options;
+using Microsoft.Extensions.Options;
+using MySqlConnector;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AutoService.Models
+{
+    public class BaseRepository
+    {
+        public readonly DatabaseSettings _databaseSetting;
+
+        protected MySqlConnection connection;
+
+        public BaseRepository(IOptions<DatabaseSettings> databaseSettings)
+        {
+            _databaseSetting = databaseSettings.Value;
+            connection = new MySqlConnection(_databaseSetting.ConnectionString);
+
+        }
+        public bool OpenConnection()
+        {
+            try
+            {
+                connection.Open();
+                return true;
+            }catch(Exception e)
+            {
+                Console.WriteLine(e);
+                return false;
+            }
+        }
+
+        public bool CloseConnection()
+        {
+            try
+            {
+                connection.Close();
+                return true;
+            }
+            catch(Exception e)
+            {
+                Console.WriteLine(e);
+                return false;
+            }
+        }
+
+    }
+}

AutoService/Models/DatabaseSettings.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AutoService.Models
+{
+    public class DatabaseSettings
+    {
+        public string ConnectionString { get; set; }
+    }
+}

AutoService/Models/IServiceRepository.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AutoService.Models
+{
+    public interface IServiceRepository
+    {
+        IEnumerable<Service> GetAll();
+    }
+}

AutoService/Models/IWorkRepository.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AutoService.Models
+{
+    public interface IWorkRepository
+    {
+        IEnumerable<Work> GetByServiceId(int serviceId);
+
+    }
+}

AutoService/Models/LocalContainer.cs

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+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AutoService.Models
+{
+    public class LocalContainer
+    {
+        public Dictionary<string, string> StringValues { get; set; } = new();
+
+        public Service SelectedService { get; set; }
+
+        public ObservableCollection<Work> Works { get; set; }
+
+    }
+}

AutoService/Models/Service.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AutoService.Models
+{
+    public class Service
+    {
+        public int Id { get; set; }
+        public string Title { get; set; }
+        public string Description { get; set; }
+    }
+}

AutoService/Models/ServiceRepository.cs

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+using Microsoft.Extensions.Options;
+using MySqlConnector;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AutoService.Models
+{
+    public class ServiceRepository : BaseRepository, IServiceRepository
+    {
+        public ServiceRepository(IOptions<DatabaseSettings> databaseSettings) : base(databaseSettings)
+        {
+        }
+
+        public IEnumerable<Service> GetAll()
+        {
+            string sql = "SELECT * FROM services";
+            List<Service> result = new();
+
+            try
+            {
+                OpenConnection();
+                using var mc = new MySqlCommand(sql, connection);
+                using var reader = mc.ExecuteReader();
+                while (reader.Read())
+                {
+                    result.Add(new Service()
+                    {
+                        Id = reader.GetInt32("id"),
+                        Title = reader.GetString("title"),
+                        Description = reader.GetString("description")
+                    });
+                }
+                CloseConnection();
+            }
+            catch (Exception e) 
+            {
+                Console.WriteLine(e);
+            }
+            return result;
+            
+        }
+    }
+}

AutoService/Models/Work.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AutoService.Models
+{
+    public class Work
+    {
+        public string Title { get; set; }
+        public int Price { get; set; }
+
+    }
+}

AutoService/Models/WorkIsChecked.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AutoService.Models
+{
+    public class WorkIsChecked
+    {
+        public bool IsChecked { get; set; }
+        public Work Work { get; set; }
+    }
+}

AutoService/Models/WorkRepository.cs

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+using Microsoft.Extensions.Options;
+using MySqlConnector;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AutoService.Models
+{
+    public class WorkRepository : BaseRepository, IWorkRepository
+    {
+        public WorkRepository(IOptions<DatabaseSettings> databaseSettings) : base(databaseSettings)
+        {
+        }
+
+        public IEnumerable<Work> GetByServiceId(int serviceId)
+        {
+            string sql = "SELECT work_name, price FROM works WHERE service_id=@SID";
+            List<Work> result = new();
+            try
+            {
+                OpenConnection();
+                using var mc = new MySqlCommand(sql, connection);
+                mc.Parameters.AddWithValue("@SID", serviceId);
+                using var reader = mc.ExecuteReader();
+                while (reader.Read())
+                {
+                    result.Add(new Work()
+                    {
+                        Title = reader.GetString("work_name"),
+                        Price = reader.GetInt32("price")
+
+                    });
+                }
+                CloseConnection();
+               
+            }catch(Exception e)
+            {
+                Console.WriteLine(e);
+            }
+            return result;
+        }
+    }
+}

AutoService/Program.cs

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+using AutoService.Models;
+using AutoService.ViewModels;
+using Avalonia;
+using Microsoft.Extensions.Configuration;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Extensions.Hosting;
+using System;
+
+namespace AutoService
+{
+    internal class Program
+    {
+        // Initialization code. Don't use any Avalonia, third-party APIs or any
+        // SynchronizationContext-reliant code before AppMain is called: things aren't initialized
+        // yet and stuff might break.
+        [STAThread]
+        public static void Main(string[] args)
+        {
+
+            var host = Host.CreateDefaultBuilder()
+                 .ConfigureAppConfiguration((hostingContext, config) =>
+                 {
+                     config.SetBasePath(AppContext.BaseDirectory).AddJsonFile("appsettings.json").AddEnvironmentVariables();
+                 })
+                .ConfigureServices((c,s) =>
+            {
+                s.Configure<DatabaseSettings>(c.Configuration.GetSection("DatabaseSettings"));
+                s.AddTransient<MainWindowVM>();
+                s.AddTransient<MainWindow>();
+                s.AddTransient<WorksWindow>();
+                s.AddTransient<WorksWindowVM>();
+                s.AddTransient<ReceiptWindowVM>();
+                s.AddTransient<ReceiptWindow>();
+                s.AddSingleton<IWorkRepository,WorkRepository>();
+                s.AddSingleton<IServiceRepository, ServiceRepository>();
+                s.AddSingleton<LocalContainer>();
+                
+                
+            }).Build();
+            BuildAvaloniaApp(host.Services)
+            .StartWithClassicDesktopLifetime(args);
+        }
+        // Avalonia configuration, don't remove; also used by visual designer.
+        public static AppBuilder BuildAvaloniaApp(IServiceProvider provider)
+        => AppBuilder.Configure(() => new App(provider))
+            .UsePlatformDetect()
+            .WithInterFont()
+            .LogToTrace();
+    }
+}

AutoService/ViewModels/MainWindowVM.cs

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+using AutoService.Models;
+using CommunityToolkit.Mvvm.ComponentModel;
+using CommunityToolkit.Mvvm.Input;
+using Microsoft.Extensions.DependencyInjection;
+using MsBox.Avalonia;
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AutoService.ViewModels
+{
+    public partial class MainWindowVM:ViewModelBase
+    {
+        private readonly IServiceProvider _serviceProvider;
+        private readonly IServiceRepository _serviceRepository;
+        private readonly LocalContainer _container;
+
+        [ObservableProperty]
+        private ObservableCollection<Service> services;
+
+        [ObservableProperty]
+        private string clientName;
+
+        [ObservableProperty]
+        private string autoModel;
+
+        [ObservableProperty]
+        private Service selectedService;
+
+
+        public MainWindowVM(IServiceProvider serviceProvider, IServiceRepository serviceRepository, LocalContainer localContainer)
+        {
+            _serviceProvider = serviceProvider;
+            _serviceRepository = serviceRepository;
+            _container = localContainer;
+            ClientName = "";
+            AutoModel = "";
+            try
+            {
+                services = new ObservableCollection<Service>(_serviceRepository.GetAll());
+                SelectedService = Services.First();
+            }
+            catch(Exception e)
+            {
+                Console.WriteLine(e);
+                services = new();
+            }
+            
+        }
+
+        [RelayCommand]
+        public async Task StartWorksWindowAsync()
+        {
+            if (ClientName.Length > 2 && AutoModel.Length > 2)
+            {
+                if (!_container.StringValues.ContainsKey("ClientName"))
+                {
+                    _container.StringValues.Add("ClientName", ClientName);
+                }
+                else
+                {
+                    _container.StringValues["ClientName"] = ClientName;
+                }
+                if (!_container.StringValues.ContainsKey("AutoModel"))
+                {
+                    _container.StringValues.Add("AutoModel", AutoModel);
+                }
+                else
+                {
+                    _container.StringValues["AutoModel"] = AutoModel;
+                }
+              
+                var vm = _serviceProvider.GetRequiredService<WorksWindowVM>();
+                var win = _serviceProvider.GetRequiredService<WorksWindow>();
+                win.DataContext = vm;
+                win.Show();
+            }
+            else
+            {
+                var errWin = MessageBoxManager.GetMessageBoxStandard("Косяк!", "Поля \"Имя\" и \"Марка машины\" должны быть заполнены!", MsBox.Avalonia.Enums.ButtonEnum.Ok);
+                await errWin.ShowAsync();
+            }
+        }
+
+    }
+}

AutoService/ViewModels/ReceiptWindowVM.cs

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+using AutoService.Models;
+using CommunityToolkit.Mvvm.ComponentModel;
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AutoService.ViewModels
+{
+    public partial class ReceiptWindowVM: ViewModelBase
+    {
+
+        private readonly IServiceProvider _serviceProvider;
+        
+        private readonly LocalContainer _localContainer;
+
+
+        [ObservableProperty]
+        private ObservableCollection<Work> works;
+
+        [ObservableProperty]
+        private int sumPrice = 0;
+
+        private double discount = 0;
+
+        [ObservableProperty]
+        private string discountText;
+
+        [ObservableProperty]
+        private double totalPrice;
+        public ReceiptWindowVM(IServiceProvider serviceProvider, ObservableCollection<Work> works, LocalContainer localContainer)
+        {
+            _serviceProvider = serviceProvider;
+            _localContainer = localContainer;
+            Works = works;
+            foreach (var item in Works) sumPrice += item.Price;
+            if (sumPrice >= 10_000) discount = 0.1;
+            else if (sumPrice >= 5_000) discount = 0.05;
+            DiscountText = (discount * 100).ToString() + "%";
+
+            TotalPrice = sumPrice * (1-discount);
+
+        }
+    }
+}

AutoService/ViewModels/ViewModelBase.cs

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+using CommunityToolkit.Mvvm.ComponentModel;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AutoService.ViewModels
+{
+    public class ViewModelBase: ObservableObject
+    {
+    }
+}

AutoService/ViewModels/WorksWindowVM.cs

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+using AutoService.Models;
+using CommunityToolkit.Mvvm.ComponentModel;
+using CommunityToolkit.Mvvm.Input;
+using Microsoft.Extensions.DependencyInjection;
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace AutoService.ViewModels
+{
+    public partial class WorksWindowVM:ViewModelBase
+    {
+        private readonly IServiceProvider _serviceProvider;
+        private readonly LocalContainer _localContainer;
+
+        private Service _service;
+
+        [ObservableProperty]
+        private ObservableCollection<WorkIsChecked> works;
+
+        
+        public WorksWindowVM(IServiceProvider serviceProvider, IWorkRepository workRepository, LocalContainer container)
+        {
+            _serviceProvider = serviceProvider;
+            _service = container.SelectedService;
+            _localContainer = container;
+            Works = new ObservableCollection<WorkIsChecked>();
+            foreach(Work work in workRepository.GetByServiceId(_service.Id))
+            {
+                Works.Add(new WorkIsChecked
+                {
+                    Work = work,
+                    IsChecked = false
+                });
+            }
+            
+        }
+
+        [RelayCommand]
+        public void CalculateCount()
+        {
+            ObservableCollection<Work> selectedWorks = new();
+            foreach(var work in Works)
+            {
+                if (work.IsChecked) selectedWorks.Add(work.Work);
+            }
+            var vm = ActivatorUtilities.CreateInstance<ReceiptWindowVM>(_serviceProvider, selectedWorks, _localContainer);
+            var win = _serviceProvider.GetRequiredService<ReceiptWindow>();
+            win.DataContext = vm;
+            win.Show();
+        }
+
+    }
+}

AutoService/Views/MainWindow.axaml

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+<Window xmlns="https://github.com/avaloniaui"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:vm="clr-namespace:AutoService.ViewModels"
+        mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
+        x:Class="AutoService.MainWindow"
+        
+        Title="AutoService"
+        x:DataType="vm:MainWindowVM">
+    <StackPanel HorizontalAlignment="Center" VerticalAlignment="Center" Margin="30" Width="200"> 
+		<TextBox Watermark="Имя клиента" Margin="10" Text="{Binding ClientName}"/>
+		<TextBox Watermark="Модель авто" Margin="10" Text="{Binding AutoModel}"/>
+        <ComboBox Margin="10" ItemsSource="{Binding Services}" HorizontalAlignment="Stretch" SelectedItem="{Binding SelectedService}">
+			<ComboBox.ItemTemplate>
+				<DataTemplate>
+					<TextBlock Text="{Binding Title}" ToolTip.Tip="{Binding Description}"/>
+                </DataTemplate>
+            </ComboBox.ItemTemplate>
+        </ComboBox>
+        <Button Content="Перейти к работам" Margin="10" Command="{Binding StartWorksWindowCommand}"/>
+    </StackPanel>
+</Window>

AutoService/Views/MainWindow.axaml.cs

@@ -0,0 +1,12 @@
+using Avalonia.Controls;
+
+namespace AutoService
+{
+    public partial class MainWindow : Window
+    {
+        public MainWindow()
+        {
+            InitializeComponent();
+        }
+    }
+}

AutoService/Views/ReceiptWindow.axaml

@@ -0,0 +1,33 @@
+<Window xmlns="https://github.com/avaloniaui"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:vm="clr-namespace:AutoService.ViewModels"
+        mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
+        x:Class="AutoService.ReceiptWindow"
+        
+        Title="AutoService"
+        x:DataType="vm:ReceiptWindowVM">
+    <StackPanel HorizontalAlignment="Center" VerticalAlignment="Center" Margin="30"> 
+		<DataGrid ItemsSource="{Binding Works}">
+            <DataGrid.Columns>
+				<DataGridTextColumn Binding="{Binding Title}" Header="Название"/>
+                <DataGridTextColumn Binding="{Binding Price}" Header="Цена"/>
+            </DataGrid.Columns>
+			
+        </DataGrid>
+        <StackPanel Orientation="Horizontal">
+			<TextBlock Text="Сумма работ: "/>
+			<TextBlock Text="{Binding SumPrice}"/>
+        </StackPanel>
+        <StackPanel Orientation="Horizontal">
+			<TextBlock Text="Скидка: "/>
+			<TextBlock Text="{Binding DiscountText}"/>
+        </StackPanel>
+        <StackPanel Orientation="Horizontal">
+			<TextBlock Text="Итого к оплате: "/>
+			<TextBlock Text="{Binding TotalPrice}"/>
+        </StackPanel>
+
+    </StackPanel>
+</Window>

AutoService/Views/ReceiptWindow.axaml.cs

@@ -0,0 +1,12 @@
+using Avalonia.Controls;
+
+namespace AutoService
+{
+    public partial class ReceiptWindow : Window
+    {
+        public ReceiptWindow()
+        {
+            InitializeComponent();
+        }
+    }
+}

AutoService/Views/WorksWindow.axaml

@@ -0,0 +1,22 @@
+<Window xmlns="https://github.com/avaloniaui"
+        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+        xmlns:models="using:AutoService.Models"
+        xmlns:vm="clr-namespace:AutoService.ViewModels"
+        mc:Ignorable="d" d:DesignWidth="800" d:DesignHeight="450"
+        x:Class="AutoService.WorksWindow"
+        
+        Title="AutoService"
+        x:DataType="vm:WorksWindowVM">
+    <StackPanel HorizontalAlignment="Center" VerticalAlignment="Center" Margin="30"> 
+		<DataGrid ItemsSource="{Binding Works}" AutoGenerateColumns="False">
+            <DataGrid.Columns>
+                <DataGridTextColumn Header="Название" Binding="{Binding Work.Title}"/>
+                <DataGridTextColumn Header="Цена" Binding="{Binding Work.Price}"/>
+                <DataGridCheckBoxColumn Header="Выполнено" Binding="{Binding IsChecked}"/>
+            </DataGrid.Columns>
+        </DataGrid>
+        <Button Content="Рассчитать стоимость" Command="{Binding CalculateCountCommand}"/>
+    </StackPanel>
+</Window>

AutoService/Views/WorksWindow.axaml.cs

@@ -0,0 +1,13 @@
+using AutoService.ViewModels;
+using Avalonia.Controls;
+
+namespace AutoService
+{
+    public partial class WorksWindow : Window
+    {
+        public WorksWindow()
+        {
+            InitializeComponent();
+        }
+    }
+}

AutoService/app.manifest

@@ -0,0 +1,18 @@
+<?xml version="1.0" encoding="utf-8"?>
+<assembly manifestVersion="1.0" xmlns="urn:schemas-microsoft-com:asm.v1">
+  <!-- This manifest is used on Windows only.
+       Don't remove it as it might cause problems with window transparency and embedded controls.
+       For more details visit https://learn.microsoft.com/en-us/windows/win32/sbscs/application-manifests -->
+  <assemblyIdentity version="1.0.0.0" name="AutoService.Desktop"/>
+
+  <compatibility xmlns="urn:schemas-microsoft-com:compatibility.v1">
+    <application>
+      <!-- A list of the Windows versions that this application has been tested on
+           and is designed to work with. Uncomment the appropriate elements
+           and Windows will automatically select the most compatible environment. -->
+
+      <!-- Windows 10 -->
+      <supportedOS Id="{8e0f7a12-bfb3-4fe8-b9a5-48fd50a15a9a}" />
+    </application>
+  </compatibility>
+</assembly>

AutoService/appsetting.json

@@ -0,0 +1,5 @@
+{
+	"DatabaseSettings": {
+		"ConnectionString": "server=192.168.200.13;user=student;password=student;database=auto_service_db"
+	}
+}