public IActionResult SubmitProposal(Proposal proposal)
 {
     if (ModelState.IsValid)
     {
         Random rnd = new Random();
         string id  = rnd.Next().ToString();
         proposal.proposalId   = id;
         proposal.freelancerId = RegisterModel.registeredUser;
         proposal.jobId        = Request.Form["jobId"].ToString();
         proposalRepository.SubmitProposal(proposal);
         return(RedirectToAction("Index", "Freelancers"));
     }
     return(View());
 }