using System.IO;
using System;
using unoidl.com.sun.star.uno;
using unoidl.com.sun.star.beans;
using unoidl.com.sun.star.frame;
using unoidl.com.sun.star.lang;
using unoidl.com.sun.star.util;
using unoidl.com.sun.star.bridge;


class ConvertToPdf
{
    static void Main(string[] args)
    {
        string inputPath = args[0];
        string outputPath = Path.ChangeExtension(inputPath, ".pdf");

        try
        {
            string extension = Path.GetExtension(inputPath).ToLower();
            switch (extension)
            {
                case ".doc":
                case ".docx":
                    ConvertToPdf(inputPath, outputPath, "writer_pdf_Export");
                    break;
                case ".xls":
                case ".xlsx":
                    ConvertToPdf(inputPath, outputPath, "calc_pdf_Export");
                    break;
                default:
                    Console.WriteLine("Неподдерживаемый формат файла. Поддерживаются только Word (.doc, .docx) и Excel (.xls, .xlsx) файлы.");
                    return;
            }

            Console.WriteLine($"Файл успешно сконвертирован в PDF: ");
        }
        catch (System.Exception ex)
        {
            Console.WriteLine($"An error occurred: {ex}");
        }
    }

    static void ConvertToPdf(string inputPath, string outputPath, string filterName)
    { 

        XComponentContext xComponentContext = uno.util.Bootstrap.bootstrap();

        XMultiComponentFactory xMultiComponentFactory = xComponentContext.getServiceManager();

        object resolverObj = xMultiComponentFactory.createInstanceWithContext(
            "com.sun.star.bridge.UnoUrlResolver", xComponentContext);

        XUnoUrlResolver resolver = (XUnoUrlResolver)resolverObj;

        //Подключение к alteroffice. Если alteroffice на удаленном хосте, указать ip
        string sConnectionString = "uno:socket,host=localhost,port=2002;urp;StarOffice.ServiceManager";

        object serviceManagerObj = resolver.resolve(sConnectionString);

        XMultiServiceFactory xMultiServiceFactory = (XMultiServiceFactory)serviceManagerObj;

        XComponentLoader xComponentLoader = (XComponentLoader)xMultiServiceFactory.createInstance("com.sun.star.frame.Desktop");

        // Подготовка свойств для загрузки документа
        PropertyValue[] loadProps = new PropertyValue[1];
        loadProps[0] = new PropertyValue { Name = "Hidden", Value = new uno.Any(true) };
        string inputUrl = ConvertToUrl(inputPath);
        string outputUrl = ConvertToUrl(outputPath);

        // Загрузка документа
        XComponent xComponent = xComponentLoader.loadComponentFromURL(inputUrl, "_blank", 0, loadProps);

        // Настройка свойств экспорта в PDF
        PropertyValue[] exportProps = new PropertyValue[3];
        exportProps[0] = new PropertyValue { Name = "FilterName", Value = new uno.Any(filterName) };
        exportProps[1] = new PropertyValue { Name = "Overwrite", Value = new uno.Any(true) };

        // Экспорт документа в PDF
        ((XStorable)xComponent).storeToURL(outputUrl, exportProps);

        // Закрытие документа
        ((XCloseable)xComponent).close(true);
        try
        {
            xComponent.dispose();
        }
        catch
        {}

    }

    static string ConvertToUrl(string path)
    {
        return "file:///" + path.Replace("\\", "/").Replace(" ", "%20");
    }
        
}