How to include Request class in Laravel?

Question

Laravel

People versed in Laravel please help with the Request class, it seems that I did not request a wrapper, but Illuminate / Http / Request, phpstorm gives out that the request class is undefined classm, what could be the problem?

<?php                                                                       
                                                                                
    namespace App\Http\Controllers\Auth;                                        
                                                                                
    use App\User;                                                               
    use App\Http\Controllers\Controller;                                        
    use Illuminate\Foundation\Auth\RegistersUsers;                              
    use Illuminate\Support\Facades\Validator;                                   
    use Illuminate\Http\Request;                                                
                                                                                
                                                                                
    class RegisterController extends Controller                                 
                                                                                
    {                                                                           
        /*                                                                      
        |-----------------------------------------------------------------------
        | Register Controller                                                   
        |-----------------------------------------------------------------------
        |                                                                       
        | This controller handles the registration of new users as well as their
        | validation and creation. By default this controller uses a trait to   
        | provide this functionality without requiring any additional code.     
        |                                                                       
        */                                                                      
                                                                                
        use RegistersUsers;                                                     
                                                                                
        /**                                                                     
         * Where to redirect users after registration.                          
         *                                                                      
         * @var string                                                          
         */                                                                     
        protected $redirectTo = '/home';                                        
                                                                                
        /**                                                                     
         * Create a new controller instance.                                    
         *                                                                      
         * @return void                                                         
         */                                                                     
        public function __construct()                                           
        {                                                                       
            $this->middleware('guest');                                         
        }                                                                       
    	/**                                                                     
    	* @param Request $request                                               
    	* @return \Illuminate\Http\RedirectResponse|\Illuminate\Routing\Redirect
    	*/                                                                      
    	                                                                        
    	public function register( Request $request)                             
        {                                                                       
            $this->validator($request->all())->validate();                      
                                                                                
            /**event(new Registered($user = $this->create($request->all())));   
                                                                                
            $this->guard()->login($user);*/                                     
    		$email = $request->input('email');                                  
    		$password = $request->input('password');                            
    		$isAuth = $request->has('remember') ? true : false;                 
    		$biguser = $this->create(['email'=>$email, 'password'=>$password]); 
    		                                                                    
    		if(!($biguser instanceof User)){                                    
    			return back()->with('error', 'thats it');                       
    		}                                                                   
    		if($isAuth){                                                        
    			                                                                
    			$this->guard()->login($biguser);                                
    		}                                                                   
    		                                                                    
           return redirect (route('account'));                                  
    						                                                    
    	}                                                                       
                                                                                
        /**                                                                     
         * Get a validator for an incoming registration request.                
         *                                                                      
         * @param  array  $data                                                 
         * @return \Illuminate\Contracts\Validation\Validator                   
         */                                                                     
        protected function validator(array $data)                               
        {                                                                       
            return Validator::make($data, [                                     
                'email' => 'required|string|email|max:255|unique:users',        
                'password' => 'required|string|min:6|confirmed',                
            ]);                                                                 
        }                                                                       
                                                                                
        /**                                                                     
         * Create a new user instance after a valid registration.               
         *                                                                      
         * @param  array  $data                                                 
         * @return \App\User                                                    
         */                                                                     
        protected function create(array $data)                                  
        {                                                                       
            return User::create([                                               
                'email' => $data['email'],                                      
                'password' => bcrypt($data['password']),                        
            ]);                                                                 
        }                                                                       
    }