using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using ImageSharp;
using ImageSharp.Formats;
using ImageSharp.Processing.Processors;

namespace CatalogLib
{
    public class ImgSharpCreator : IImageProcessor
    {
        public void Start(FileInfo workFile)
        {
            using (Image image = new Image(workFile.FullName))
            {
                if (PicSettings.Instance.UsaRotazioneAutomatica)
                {


                    var exif = image.MetaData.ExifProfile;
                    if (exif != null)
                    {
                        var o = exif.GetValue(ExifTag.Orientation);
                        if (o != null)
                        {
                            int v = (int) o.Value;
                            switch (v)
                            {


//1 = Horizontal(normal)
//2 = Mirror horizontal
//3 = Rotate 180
//4 = Mirror vertical
//5 = Mirror horizontal and rotate 270 CW
//6 = Rotate 90 CW
//7 = Mirror horizontal and rotate 90 CW
//8 = Rotate 270 CW
                                case 1:
                                    break;
                                case 2:
                                    break;
                                case 3:
                                    image.Rotate(180);
                                    break;
                                case 4:
                                    break;
                                case 5:
                                    break;
                                case 6:
                                    image.Rotate(90);
                                    break;
                                case 7:
                                    break;
                                case 8:
                                    image.Rotate(-90);
                                    break;


                            }
                        }
                    }

                }

                //JpegDecoder j = new JpegDecoder();
                image.Save(Path.Combine(PicSettings.Instance.DirectoryDestinazione,workFile.Name));
                //image.Resize(200, 200).Save("");
            }

        }
    }
}