private void SaveImage(ModelImageViewModel viewModel, HttpPostedFileBase file)
{
if (file == null || file.ContentLength <= 0)
return;
var fileName = Path.GetFileName(file.FileName);
var extension = Path.GetExtension(fileName).ToLower();
var validImageExtensions = new List<string>() { ".jpg", ".png", ".gif", ".bmp" };
if (!validImageExtensions.Contains(extension))
throw new ApplicationException("Invalid Image extension.");
var savePath = string.Format("~/Images/{0}/", viewModel.CategoryName);
if (savePath.StartsWith("~"))
savePath = Server.MapPath(savePath);
else
savePath = savePath;
savePath = Path.Combine(savePath, fileName);
file.SaveAs(savePath);
}
public virtual ActionResult UploadImage(ModelImageViewModel viewModel, HttpPostedFileBase fileMain, HttpPostedFileBase fileSub,
HttpPostedFileBase fileThumbnail1, HttpPostedFileBase fileThumbnail2, HttpPostedFileBase fileThumbnail3, HttpPostedFileBase fileThumbnail4,
HttpPostedFileBase fileImage1, HttpPostedFileBase fileImage2, HttpPostedFileBase fileImage3, HttpPostedFileBase fileImage4)
{
try
{
using (var context = new TTTEntities())
{
var modelColourDesc = context.lnkmodelcolourdescs.Where(a => a.ID == viewModel.ModelColourDescID).Single();
var modelImages = context.lnkmodelimages.Where(a => a.ModelColourDescID == viewModel.ModelColourDescID).ToList();
if (fileMain != null)
{
SaveImage(viewModel, fileMain);
modelColourDesc.MainImage = Path.GetFileName(fileMain.FileName);
}
if (fileSub != null)
{
SaveImage(viewModel, fileSub);
modelColourDesc.SubImage = Path.GetFileName(fileSub.FileName);
}
for (int i = 0; i < 4; i++)
{
var modelImage = new lnkmodelimage()
{
CreateDT = DateTime.Now,
Active = true,
ModelColourDescID = viewModel.ModelColourDescID,
};
//existing model images
if (modelImages.Count() > i)
modelImage = modelImages[i];
switch (i)
{
case 0:
UploadModelImage(viewModel, fileThumbnail1, fileImage1, modelImage);
break;
case 1:
UploadModelImage(viewModel, fileThumbnail2, fileImage2, modelImage);
break;
case 2:
UploadModelImage(viewModel, fileThumbnail3, fileImage3, modelImage);
break;
case 3:
UploadModelImage(viewModel, fileThumbnail4, fileImage4, modelImage);
break;
}
// new model images
if (modelImage.ID == 0)
context.lnkmodelimages.Add(modelImage);
}
context.SaveChanges();
}
}
catch (Exception ex)
{
throw ex;
}
return RedirectToAction("Edit", new { id = viewModel.ModelColourDescID });
}
private void UploadModelImage(ModelImageViewModel viewModel, HttpPostedFileBase thumbnail, HttpPostedFileBase image, lnkmodelimage modelImage)
{
if (thumbnail != null)
{
SaveImage(viewModel, thumbnail);
modelImage.Thumbnail = Path.GetFileName(thumbnail.FileName);
}
if (image != null)
{
SaveImage(viewModel, image);
modelImage.Image = Path.GetFileName(image.FileName);
}
}
public virtual ActionResult UploadImage(int modelID, int colourDescID, int categoryID)
{
var modelImageViewModel = new ModelImageViewModel()
{
ModelID = modelID,
ColourDescID = colourDescID
};
using (var context = new TTTEntities())
{
modelImageViewModel.ModelImages = context.lnkmodelimages
.Join(context.lnkmodelcolourdescs, a => a.ModelColourDescID, b => b.ID,
(a, b) => new { modelColourDesc = b, modelImage = a })
.Where(a => a.modelColourDesc.ModelID == modelID && a.modelColourDesc.ColourDescID == colourDescID)
.Select(a => a.modelImage)
.OrderBy(a=>a.ID)
.ToList();
var modelColourDesc = context.lnkmodelcolourdescs
.Where(a => a.ModelID == modelID && a.ColourDescID == colourDescID)
.Single();
modelImageViewModel.CategoryName = context.refcategories.Where(a => a.ID == categoryID).Single().Name;
modelImageViewModel.ModelImages = context.lnkmodelimages.Where(a => a.ModelColourDescID == modelColourDesc.ID).ToList();
modelImageViewModel.ModelID = modelColourDesc.ModelID;
modelImageViewModel.ModelColourDescID = modelColourDesc.ID;
modelImageViewModel.MainImage = string.Format("~/Images/{0}/{1}", modelImageViewModel.CategoryName, modelColourDesc.MainImage);
modelImageViewModel.SubImage = string.Format("~/Images/{0}/{1}", modelImageViewModel.CategoryName, modelColourDesc.SubImage);
}
return View(modelImageViewModel);
}
