custom rule if hotel room is booked for a certain dates you can't create bookings on that dates

 Datepicker::make('checkin_date')
                    ->label('Checkin Date')
                    ->native(false)
                    ->required()
                    ->rule(function ($get) {
                        return function ($attribute, $value, $fail) use($get) {
                        
                        
                             
                             $roomId = request()->get('room_id');
                               
                             

                               $checkinDate = Carbon::parse(request()->get('checkin_date'));


                               //dd('Closure is executing');

                               dd([
                                'roomId' => $roomId,
                                'checkinDate' => $checkinDate,
                                'value' => $value,
                            ]);
                               
                                //dd($get('checkin_date'));
                                if ($roomId && $checkinDate && Booking::where('room_id', $roomId)
                             ->where(function ($query) use ($checkinDate, $value) {
                                 
                                    
                            dd([
                                'where_condition_checkin_date' => $checkinDate,
                                'where_condition_value' => $value,
                            ]);
                        $query->where('checkin_date', '<=', $value)
                           ->where('checkout_date', '>=', $value);
                      })
                  ->exists()) {
                    dd('Exists condition is met');
                   $fail($attribute . ': This room is booked for the selected dates.');
              }
           };
                    }),

 Datepicker::make('checkin_date')
                    ->label('Checkin Date')
                    ->native(false)
                    ->required()
                    ->rule(function ($get) {
                        return function ($attribute, $value, $fail) use($get) {
                        
                        
                             
                             $roomId = request()->get('room_id');
                               
                             

                               $checkinDate = Carbon::parse(request()->get('checkin_date'));


                               //dd('Closure is executing');

                               dd([
                                'roomId' => $roomId,
                                'checkinDate' => $checkinDate,
                                'value' => $value,
                            ]);
                               
                                //dd($get('checkin_date'));
                                if ($roomId && $checkinDate && Booking::where('room_id', $roomId)
                             ->where(function ($query) use ($checkinDate, $value) {
                                 
                                    
                            dd([
                                'where_condition_checkin_date' => $checkinDate,
                                'where_condition_value' => $value,
                            ]);
                        $query->where('checkin_date', '<=', $value)
                           ->where('checkout_date', '>=', $value);
                      })
                  ->exists()) {
                    dd('Exists condition is met');
                   $fail($attribute . ': This room is booked for the selected dates.');
              }
           };
                    }),