public ActionResult Reorder(string button, ArchiveDocumentImage archiveDocumentImage)
{
using (var context = new DatabaseContext())
{
var images = context.ArchiveDocuments
.Where(x => x.Id == archiveDocumentImage.ArchiveDocumentId)
.Include(x => x.ArchiveDocumentImages)
.First().ArchiveDocumentImages;
var beforeImage = images
.Where(x => x.SequenceNumber < archiveDocumentImage.SequenceNumber)
.OrderByDescending(x => x.SequenceNumber)
.FirstOrDefault();
var currentImage = images
.First(x => x.SequenceNumber == archiveDocumentImage.SequenceNumber);
var afterImage = images
.Where(x => x.SequenceNumber > archiveDocumentImage.SequenceNumber)
.OrderBy(x => x.SequenceNumber)
.FirstOrDefault();
var otherImage = (button == "Поднять выше" ? beforeImage : button == "Опустить ниже" ? afterImage : null);
if (otherImage != null)
{
var swapNumber = otherImage.SequenceNumber;
otherImage.SequenceNumber = currentImage.SequenceNumber;
currentImage.SequenceNumber = swapNumber;
context.SaveChanges();
}
}
return RedirectToAction("WithImages", "ArchiveDocument", new { id = archiveDocumentImage.ArchiveDocumentId });
}
public ActionResult Upload(ArchiveDocumentImage archiveDocumentImage, HttpPostedFileBase file)
{
if (file != null && file.ContentLength > 0)
{
using (var context = new DatabaseContext())
{
var archiveDocumentImages = context.ArchiveDocumentImages
.Where(x => x.ArchiveDocumentId == archiveDocumentImage.ArchiveDocumentId).ToList();
var sequenceNumber = (byte)(archiveDocumentImages.Count == 0 ? 1
: archiveDocumentImages.Max(x => x.SequenceNumber) + 1);
archiveDocumentImage.SequenceNumber = sequenceNumber;
var bytes = archiveDocumentImage.Initialize(file.InputStream, file.ContentLength, file.FileName);
context.ArchiveDocumentImages.Add(archiveDocumentImage);
context.SaveChanges();
var storage = new ArchiveDocumentImageStorage();
storage.Upload(archiveDocumentImage.Id, bytes);
}
}
return RedirectToAction("WithImages", "ArchiveDocument", new { id = archiveDocumentImage .ArchiveDocumentId});
}
/// <summary>Creates POC object from its properties</summary>
/// <returns>POC object</returns>
private static ArchiveDocumentImage ParseEntity(string folderName, string sequenceNumber, string archiveDocumentId)
{
var archiveDocumentImage = new ArchiveDocumentImage();
byte number;
if (!byte.TryParse(sequenceNumber, out number))
throw new Exception("Incorrect ID during instantiating of Archive Document Image");
archiveDocumentImage.SequenceNumber = number;
int archiveDocumentNo;
if (!int.TryParse(archiveDocumentId, out archiveDocumentNo))
throw new Exception("Incorrect Archive Document ID during instantiating of Archive Document Image with ID = " + archiveDocumentImage.SequenceNumber);
archiveDocumentImage.ArchiveDocumentId = archiveDocumentNo;
var imagePath = string.Format(Constants.Blobs.ArchiveDocumentImageFormat, folderName, archiveDocumentNo, number);
var fileInfo = new FileInfo(imagePath);
using (var stream = File.OpenRead(imagePath))
{
archiveDocumentImage.Initialize(stream, (int)fileInfo.Length, fileInfo.Name);
}
return archiveDocumentImage;
}