using Bring2mind.InMemoriam.Core.Models.Pictures;
using System;
using System.IO;
using System.Web;

namespace Bring2mind.InMemoriam.Core
{
  public class PicturesService
  {
    public static PictureBase UploadPicture(string portalMapPath, int moduleId, HttpPostedFile file)
    {
      var newGuid = Guid.NewGuid();
      var filePath = Path.Combine(portalMapPath, Common.Globals.uploadPath, moduleId.ToString());
      if (!Directory.Exists(filePath))
      {
        Directory.CreateDirectory(filePath);
      }
      var fileName = Path.Combine(filePath, newGuid.ToString() + ".resources");
      file.SaveAs(fileName);

      var res = new PictureBase
      {
        ImageIdentifier = newGuid,
        OriginalName = file.FileName,
        OriginalWidth = 0,
        OriginalHeight = 0
      };

      // detect image size
      using (var img = System.Drawing.Image.FromFile(fileName))
      {
        res.OriginalHeight = img.Height;
        res.OriginalWidth = img.Width;
      }

      return res;
    }

    public static void DeletePicture(string portalMapPath, int moduleId, Guid fileId)
    {
      var imagesDir = new DirectoryInfo(Path.Combine(portalMapPath, Common.Globals.uploadPath, moduleId.ToString()));
      var files = imagesDir.GetFiles($"{fileId}*.jpg");
      foreach (var file in files)
      {
        file.Delete();
      }
      var originalFile = Path.Combine(portalMapPath, Common.Globals.uploadPath, fileId.ToString() + ".resources");
      if (File.Exists(originalFile))
      {
        File.Delete(originalFile);
      }
    }
  }
}