SMB user creation

#!/usr/bin/env bash
if [[ $EUID -ne 0 ]]; then
   echo "This script must be run as root" 
   exit 1
else

    create_user(){
        pass=$(perl -e 'print crypt($ARGV[0], "password")' $password)
        useradd -m -p "$pass" "$username"
        [ $? -eq 0 ] && echo "User $username has been added to system!" || echo "Failed to add a user!"
    }

create_file(){
    echo "
[$username]
    path = /samba/$username
    browsable =yes
    writable = yes
    guest ok = no
    wins support = yes
    valid users = share
    read only = no
    create mode = 0777
    directory mode = 0777
" >> /etc/samba/smb.conf
}

create_dir(){
    echo "creating directory"
    mkdir /samba/$username
    echo "directory created /smb/$username"
}

giving_permissions(){
    echo "giving permission to the directory"
    chown -R $username:sambashare /samba/$username
}

read -p  "enter the username :" username \n
read -s -p "Enter password : " password \n
echo "please verify, username is :- $username"
echo "please verify, the password is :- $password"

if [[ -d "/home/$username" ]]; then
    create_file
    create_dir
    create_dir
    giving_permissions
else 
    create_user
    create_file
    create_dir
    create_dir
    giving_permissions

fi

fi