public OperationResult <string> Add(int linkId, int userId)
{
int count = CountByLinkIdAndUserId(linkId, userId);
if (count == 0)
{
var link = new LinkInvalid()
{
LinkId = linkId,
UserId = userId,
TimeStamp = DateTime.Now
};
_context.LinkInvalids.Add(link);
_context.SaveChanges();
return(new OperationResult <string>(true, "add"));
}
return(new OperationResult <string>(true, "exist"));
}
public string AddOrDelete(int linkId, int userId)
{
var link = FindByBlogIdAndUserId(linkId, userId);
if (link == null)
{
link = new LinkInvalid()
{
LinkId = linkId,
UserId = userId,
TimeStamp = DateTime.Now
};
_context.LinkInvalids.Add(link);
_context.SaveChanges();
return("add");
}
else
{
_context.LinkInvalids.Remove(link);
_context.SaveChanges();
return("cancel");
}
}
