public static void Delete(ApplicationDbContext context, int id)
 {
     if (id > 0)
     {
         var entity = new JGN_BlockIP {
             id = id
         };
         context.JGN_BlockIP.Attach(entity);
         context.JGN_BlockIP.Remove(entity);
         context.SaveChanges();
     }
 }
        public static JGN_BlockIP Add_IP(ApplicationDbContext context, JGN_BlockIP entity)
        {
            var data = new JGN_BlockIP()
            {
                ipaddress  = entity.ipaddress,
                created_at = DateTime.Now
            };

            context.Entry(data).State = EntityState.Added;

            context.SaveChanges();

            entity.id = data.id;

            return(entity);
        }