public IActionResult Edit(int?id)
{
if (id == null)
{
return(RedirectToPage("/Index"));
}
var pictureToEdit = this.Context.Pictures
.Include(a => a.Tags)
.Where(b => b.Id == id)
.FirstOrDefault();
if (Authorized.IsAuthorizedUser(pictureToEdit.UserName, this.User.Identity.Name))
{
return(RedirectToPage("/Index"));
}
string tagsInString = "";
foreach (var tag in pictureToEdit.Tags)
{
tagsInString += this.Context.Tags.Find(tag.TagId).TagName + " ";
}
tagsInString.Trim();
var viewModel = new ViewEditPictureModel
{
Id = (int)id,
Title = pictureToEdit.Title,
Tags = tagsInString,
UserId = pictureToEdit.UserId,
};
ViewBag.ViewModel = viewModel;
return(View());
}
public IActionResult Confirm()
{
var pictureToEdit = this.Context.Pictures.Include(a => a.Tags).Where(b => b.Id == this.Id).FirstOrDefault();
if (Authorized.IsAuthorizedUser(pictureToEdit.UserName, this.User.Identity.Name))
{
return(RedirectToPage("/Index"));
}
pictureToEdit.Title = this.Title;
var keywords = this.Tags
.Split(new char[] { ' ' }, StringSplitOptions.RemoveEmptyEntries)
.ToList();
var listOfTagsAll = this.Context.Tags;
var listOfPictureTags = new List <PictureTag>();
foreach (var tag in keywords)
{
int?tagId = 0;
try
{
tagId = this.Context.Tags.Where(a => a.TagName == tag).FirstOrDefault().Id;
}
catch { }
if (pictureToEdit.Tags.Any(a => a.Tag.Id == tagId))
{
continue;
}
var existsTag = listOfTagsAll.Where(a => a.TagName == tag).FirstOrDefault();
if (existsTag == null)
{
var newTag = new Tag
{
TagName = tag
};
var pictureTag = new PictureTag
{
Picture = pictureToEdit,
PictureId = pictureToEdit.Id,
Tag = newTag,
TagId = newTag.Id
};
listOfPictureTags.Add(pictureTag);
this.Context.PictureTag.Add(pictureTag);
this.Context.Tags.Add(newTag);
}
else
{
var pictureTag = new PictureTag
{
Picture = pictureToEdit,
PictureId = pictureToEdit.Id,
Tag = existsTag,
TagId = existsTag.Id
};
listOfPictureTags.Add(pictureTag);
this.Context.PictureTag.Add(pictureTag);
}
}
pictureToEdit.Tags = listOfPictureTags;
this.Context.Pictures.Update(pictureToEdit);
this.Context.SaveChanges();
return(Redirect($"/viewImage/image/{pictureToEdit.Id}"));
}