using DinkToPdf.Contracts;
using DinkToPdf;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.IO;
using System.Net.Http;

namespace New_College.Common
{

    public class HtmlToPdfConverter
    {
        private readonly IConverter _pdfConverter;
        public HtmlToPdfConverter()
        {
            var globalSettings = new GlobalSettings
            {
                ColorMode = ColorMode.Color,
                Orientation = Orientation.Portrait,
                PaperSize = PaperKind.A4,
            };

            var objectSettings = new ObjectSettings
            {
                PagesCount = true,
                HtmlContent = "<h1>Hello World</h1>",
                WebSettings = { DefaultEncoding = "utf-8" },
            };

            _pdfConverter = new SynchronizedConverter(new PdfTools());
        }

        public byte[] ConvertHtmlToPdf(string htmlContent)
        {
            try
            {
                var document = new HtmlToPdfDocument()
                {
                    GlobalSettings = { PaperSize = PaperKind.A4, Orientation = Orientation.Portrait, DPI = 300 },
                    Objects = { new ObjectSettings { HtmlContent = htmlContent } }
                };
                byte[] pdfBytes = _pdfConverter.Convert(document);
                return pdfBytes;
            }
            catch (Exception ex)
            {

                return null;
            }
        }
    }
}