Bash command to edit file with nvim with my user or sudo if necessary to write the file. Use config for my user with root (will download modules again)

vv.sh

#!/bin/bash

vv() {                                                       
  if [ $# -eq 0 ]; then                                    
     echo "Usage: vv <file>"                              
     echo "Will edit with current user or sudo if needed b          ut using nvim config of this user"                   
     return 1                                             
  fi                                                       
                                                            
  vpath=$(which $EDITOR)                                   
  cfg=$(realpath  ~/.config/nvim/init.lua)                 
  
  #Check if sudo is needed to edit the file               
  if [ -w "$1" ]; then                                     
     $vpath "$1"                                          
  else                                                     
     sudo $vpath -u "$cfg" "$1"                           
  fi                                                       
  }