public async Task <IActionResult> OnPostAsync()
{
var context = _repository.GetByContentItemId(Id);
var authorizationResult = await _authorizationService.AuthorizeAsync(User, context, "ContextOwnerPolicy");
if (authorizationResult.Succeeded)
{
ContentItem = context.Items.SingleOrDefault(i => i.Id == Id);
if (ContentItem == null)
{
return(NotFound());
}
var targetContentItem = context.Items.SingleOrDefault(i => i.Id == Input.TargetItemId);
if (targetContentItem == null)
{
ModelState.AddModelError(string.Empty, "Target content item was not found");
}
if (!ModelState.IsValid)
{
return(Page());
}
ContentItem.AddRelation(targetContentItem, Enum.Parse <RelationType>(Input.RelationType));
await _dbContext.SaveChangesAsync();
PopulateOptions(context);
return(Page());
}
if (User.Identity.IsAuthenticated)
{
return(new ForbidResult());
}
return(new ChallengeResult());
}