public async Task UpdateRecord(WebPortalInfo webPortalInfo)
 {
     if (_context != null)
     {
         _context.WebPortalInfos.Update(webPortalInfo);
         await _context.SaveChangesAsync();
     }
 }
        public async Task <string> AddRecord(WebPortalInfo webPortalInfo)
        {
            if (_context != null)
            {
                await _context.WebPortalInfos.AddAsync(webPortalInfo);

                await _context.SaveChangesAsync();

                return(webPortalInfo.AccessToken);
            }
            return(null);
        }