Friday, 1 August 2025

MAUI Chatbot App for Windows 11 Installation Support

 Here's a complete implementation of a MAUI app that provides chatbot functionality for Windows 11 installation support.

1. Create a new MAUI project

First, create a new .NET MAUI project in Visual Studio or via CLI:

text
dotnet new maui -name Windows11InstallationAssistant

2. Update the MainPage.xaml

xml
<?xml version="1.0" encoding="utf-8" ?>
<ContentPage xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
             x:Class="Windows11InstallationAssistant.MainPage"
             Title="Windows 11 Installation Assistant">

    <ScrollView>
        <Grid RowDefinitions="*,Auto"
              RowSpacing="0"
              Padding="10">

            <!-- Chat messages area -->
            <CollectionView x:Name="ChatMessages"
                           Grid.Row="0"
                           VerticalOptions="FillAndExpand">
                <CollectionView.ItemTemplate>
                    <DataTemplate>
                        <Frame CornerRadius="10"
                               Padding="10"
                               Margin="0,5"
                               HorizontalOptions="{Binding IsUserMessage, Converter={StaticResource MessageAlignmentConverter}}"
                               BackgroundColor="{Binding IsUserMessage, Converter={StaticResource MessageColorConverter}}">
                            <Label Text="{Binding Text}"
                                   TextColor="{Binding IsUserMessage, Converter={StaticResource TextColorConverter}}"
                                   FontSize="16"/>
                        </Frame>
                    </DataTemplate>
                </CollectionView.ItemTemplate>
            </CollectionView>

            <!-- Input area -->
            <Grid Grid.Row="1"
                  ColumnDefinitions="*,Auto"
                  ColumnSpacing="10"
                  Padding="0,10">
                <Entry x:Name="UserInput"
                       Placeholder="Ask about Windows 11 installation..."
                       ReturnCommand="{Binding SendMessageCommand}"
                       ReturnCommandParameter="{Binding Source={x:Reference UserInput}, Path=Text}"
                       ClearButtonVisibility="WhileEditing"/>
                <Button Grid.Column="1"
                        Text="Send"
                        Command="{Binding SendMessageCommand}"
                        CommandParameter="{Binding Source={x:Reference UserInput}, Path=Text}"/>
            </Grid>
        </Grid>
    </ScrollView>
</ContentPage>

3. Update the MainPage.xaml.cs

csharp
using System.Collections.ObjectModel;
using System.ComponentModel;
using System.Windows.Input;

namespace Windows11InstallationAssistant;

public partial class MainPage : ContentPage
{
    public ObservableCollection<ChatMessage> Messages { get; } = new ObservableCollection<ChatMessage>();
    public ICommand SendMessageCommand { get; }

    public MainPage()
    {
        InitializeComponent();
        BindingContext = this;

        SendMessageCommand = new Command<string>(async (message) => await SendMessage(message));

        // Add welcome message
        Messages.Add(new ChatMessage
        {
            Text = "Hello! I'm your Windows 11 Installation Assistant. How can I help you today?",
            IsUserMessage = false
        });
    }

    private async Task SendMessage(string message)
    {
        if (string.IsNullOrWhiteSpace(message))
            return;

        // Add user message
        Messages.Add(new ChatMessage
        {
            Text = message,
            IsUserMessage = true
        });

        // Clear input
        UserInput.Text = string.Empty;

        // Simulate typing indicator
        var typingIndicator = new ChatMessage { Text = "Typing...", IsUserMessage = false };
        Messages.Add(typingIndicator);

        // Scroll to bottom
        await Task.Delay(100);
        ChatMessages.ScrollTo(Messages.Count - 1, animate: false);

        // Process message and get response (simulated delay for realism)
        await Task.Delay(1000);
        Messages.Remove(typingIndicator);

        var response = GetBotResponse(message);
        Messages.Add(new ChatMessage
        {
            Text = response,
            IsUserMessage = false
        });

        // Scroll to bottom again
        await Task.Delay(100);
        ChatMessages.ScrollTo(Messages.Count - 1, animate: true);
    }

    private string GetBotResponse(string userMessage)
    {
        userMessage = userMessage.ToLower();

        if (userMessage.Contains("requirement") || userMessage.Contains("need"))
        {
            return "Windows 11 has these minimum requirements:\n\n" +
                   "- Processor: 1 GHz or faster with 2 or more cores\n" +
                   "- RAM: 4 GB or more\n" +
                   "- Storage: 64 GB or larger\n" +
                   "- System firmware: UEFI, Secure Boot capable\n" +
                   "- TPM: Trusted Platform Module 2.0\n" +
                   "- Graphics card: DirectX 12 compatible with WDDM 2.0 driver\n" +
                   "- Display: 720p, 8-bit per color channel, >9\" diagonal";
        }
        else if (userMessage.Contains("install") || userMessage.Contains("how to"))
        {
            return "You can install Windows 11 in these ways:\n\n" +
                   "1. Windows Update (if eligible):\n" +
                   "   - Go to Settings > Update & Security > Windows Update\n" +
                   "   - Check for updates and install if offered\n\n" +
                   "2. Installation Assistant:\n" +
                   "   - Download from Microsoft's website\n" +
                   "   - Run the tool to upgrade\n\n" +
                   "3. Create installation media:\n" +
                   "   - Use Media Creation Tool to create USB/DVD\n" +
                   "   - Boot from it and follow instructions";
        }
        else if (userMessage.Contains("check compatibility") || userMessage.Contains("compatible"))
        {
            return "To check if your PC can run Windows 11:\n\n" +
                   "1. Download and run the PC Health Check app from Microsoft\n" +
                   "2. Alternatively, check your specs against the requirements\n" +
                   "3. For TPM check: Press Win+R, type 'tpm.msc', and check status";
        }
        else if (userMessage.Contains("tpm") || userMessage.Contains("trusted platform module"))
        {
            return "TPM 2.0 is required for Windows 11. Here's how to check/enable it:\n\n" +
                   "1. Check TPM: Press Win+R, type 'tpm.msc'\n" +
                   "2. Enable in BIOS if disabled (varies by manufacturer)\n" +
                   "3. Some older CPUs may need firmware TPM (fTPM) enabled";
        }
        else if (userMessage.Contains("secure boot"))
        {
            return "Secure Boot is required for Windows 11. To enable:\n\n" +
                   "1. Restart PC and enter BIOS/UEFI (usually F2, F12, DEL)\n" +
                   "2. Find Secure Boot option (often under Boot or Security)\n" +
                   "3. Enable it and save settings\n" +
                   "Note: Options vary by motherboard manufacturer";
        }
        else if (userMessage.Contains("error") || userMessage.Contains("problem"))
        {
            return "Common installation errors and solutions:\n\n" +
                   "- 'This PC can't run Windows 11': Check requirements\n" +
                   "- TPM/Secure Boot not detected: Enable in BIOS\n" +
                   "- Not enough space: Free up disk space\n" +
                   "- Driver issues: Update drivers before installing\n\n" +
                   "Can you describe your specific error?";
        }
        else if (userMessage.Contains("hello") || userMessage.Contains("hi"))
        {
            return "Hello! I'm here to help with Windows 11 installation. What would you like to know?";
        }
        else
        {
            return "I'm not sure I understand. You can ask me about:\n\n" +
                   "- Windows 11 requirements\n" +
                   "- How to install Windows 11\n" +
                   "- Checking compatibility\n" +
                   "- TPM or Secure Boot issues\n" +
                   "- Installation errors";
        }
    }
}

public class ChatMessage : INotifyPropertyChanged
{
    public string Text { get; set; }
    public bool IsUserMessage { get; set; }

    public event PropertyChangedEventHandler PropertyChanged;
}

4. Add Converters for Message Styling

Create a new class MessageConverters.cs:

csharp
using System.Globalization;

namespace Windows11InstallationAssistant;

public class MessageAlignmentConverter : IValueConverter
{
    public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
    {
        return (bool)value ? LayoutOptions.End : LayoutOptions.Start;
    }

    public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
    {
        throw new NotImplementedException();
    }
}

public class MessageColorConverter : IValueConverter
{
    public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
    {
        return (bool)value ? Color.FromArgb("#512BD4") : Color.FromArgb("#EAEAF2");
    }

    public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
    {
        throw new NotImplementedException();
    }
}

public class TextColorConverter : IValueConverter
{
    public object Convert(object value, Type targetType, object parameter, CultureInfo culture)
    {
        return (bool)value ? Colors.White : Colors.Black;
    }

    public object ConvertBack(object value, Type targetType, object parameter, CultureInfo culture)
    {
        throw new NotImplementedException();
    }
}

5. Update App.xaml to include the converters

xml
<?xml version = "1.0" encoding = "UTF-8" ?>
<Application xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
             xmlns:local="clr-namespace:Windows11InstallationAssistant"
             x:Class="Windows11InstallationAssistant.App">
    <Application.Resources>
        <ResourceDictionary>
            <local:MessageAlignmentConverter x:Key="MessageAlignmentConverter" />
            <local:MessageColorConverter x:Key="MessageColorConverter" />
            <local:TextColorConverter x:Key="TextColorConverter" />
        </ResourceDictionary>
    </Application.Resources>
</Application>

6. Features of this Implementation

  1. Chat Interface: Clean UI with message bubbles that differentiate between user and bot messages

  2. Responsive Design: Works on mobile and desktop platforms

  3. Knowledge Base: Covers common Windows 11 installation topics:

    • System requirements

    • Installation methods

    • Compatibility checks

    • TPM and Secure Boot requirements

    • Troubleshooting common errors

  4. Typing Indicator: Shows when the bot is "thinking"

  5. Auto-scrolling: Keeps the latest messages visible

7. Enhancements You Could Add

  1. Persistent Chat History: Save conversations to local storage

  2. More Advanced NLP: Integrate with Azure Bot Service or similar for better understanding

  3. Links to Resources: Add hyperlinks to Microsoft's official documentation

  4. Images/Screenshots: Include visual guides for complex steps

  5. Dark Mode Support: Add theme switching capability

This implementation provides a solid foundation for a Windows 11 installation support chatbot that works across Windows, Android, iOS, and macOS thanks to MAUI's cross-platform capabilities.

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