public async Task <IActionResult> Edit(int id, IFormFile ImageFile, String oldName, [Bind("Id,Title,CreateDate,ImagePath,Description,CreatedDate,ModifiedDate")] News news)
{
Console.WriteLine("Idis:" + id);
if (id != news.Id)
{
return(NotFound());
}
//var oldNews = await _context.News.FindAsync(id);
var subOldName = oldName.Substring(oldName.IndexOf('_') + 1);
Console.WriteLine("Test old ImageName:" + oldName + " subOld Name:" + subOldName);
if (ImageFile != null)
{
Console.WriteLine("There is image upload");
//Delete the old one
String upLoadFolder = Path.Combine(hostingEnviroment.WebRootPath);
String oldFilePath = upLoadFolder + oldName;
Console.WriteLine("oldFullPath:" + oldFilePath);
if (System.IO.File.Exists(oldFilePath))
{
try
{
System.IO.File.Delete(oldFilePath);
}
catch (Exception e)
{
Console.Write(e.Message);
}
}
//==================Create new one========
var uniqueFileName = Guid.NewGuid().ToString() + "_" + Path.GetFileName(ImageFile.FileName);
string filePath = Path.Combine(upLoadFolder, "images", uniqueFileName);
news.ImagePath = "/images/" + uniqueFileName;
using (var stream = System.IO.File.Create(filePath))
{
await ImageFile.CopyToAsync(stream);
}
}
else
{
Console.WriteLine("NotChanged");
}
if (ModelState.IsValid)
{
try
{
_context.Update(news);
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!NewsExists(news.Id))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToAction(nameof(Index)));
}
return(View(news));
}