/**
  * Execute the command.
  *
  * @param StartupRepository $repository
  * @return static
  */
 public function handle(StartupRepository $repository)
 {
     switch ($this->action) {
         case 'approve':
             $repository->approveMemberRequest($this->user, $this->startup);
             Flash::message("Congratulations! {$this->user->profile->first_name} {$this->user->profile->last_name} has been accepted into your startup!");
             break;
         case 'reject':
             $repository->rejectMemberRequest($this->user, $this->startup);
             Flash::message("{$this->user->profile->first_name} {$this->user->profile->last_name} has been rejected from your startup!");
             break;
     }
     return $this->startup;
 }