public async Task <IActionResult> Contacts(AddFeedBackInputModel model)
        {
            var userId = this.User.FindFirst(ClaimTypes.NameIdentifier).Value;

            await this.feedBackService.AddAsync(model, userId);

            return(this.RedirectToAction("Contacts", new { success = "true" }));
        }
        public async Task AddAsync(AddFeedBackInputModel model, string userId)
        {
            var feedBack = new FeedBack
            {
                About  = model.About,
                Text   = model.Text,
                UserId = userId,
            };

            await this.feedBackRepository.AddAsync(feedBack);

            await this.feedBackRepository.SaveChangesAsync();
        }