PdfGenerationCommandHandlerApproach1.cs

public class PdfGenerationCommand : ICommand
{
    public string HtmlContent { get; set; }
}

public class PdfGenerationCommandHandler : CommandHandler<PdfGenerationCommand>
{
    private readonly IPdfGenerator _pdfGenerator;
    private CancellationTokenSource _cancellationTokenSource;

    public PdfGenerationCommandHandler(IPdfGenerator pdfGenerator)
    {
        _pdfGenerator = pdfGenerator;
    }

    public override async Task Handle(PdfGenerationCommand command)
    {
        // Generate the PDF using the provided HTML content
        var pdfBytes = await _pdfGenerator.GeneratePdfAsync(command.HtmlContent);

        // Generate a unique document ID
        var documentId = Guid.NewGuid().ToString();

        // Output the PDF content and document ID to the console
        await Console.Out.WriteLineAsync($"Generated PDF with ID {documentId}: {pdfBytes}");
    }

    public override void Cancel()
    {
        // Cancel the operation by cancelling the token source
        _cancellationTokenSource?.Cancel();
    }
}