Change filename and update words in file

change.sh

#!/bin/bash

echo "What directory would you like to execute this script on?"
echo "NOTE: do not execute this on the same directory that contains this script"

read FILEPATH

for file in $(echo $FILEPATH*); do
  filenew=`echo $file | sed 's/foo/bar/g'`
  if [ "$filenew" != "$file" ]
  then
    mv $file $filenew
    echo "$file was moved to $filenew"
  fi

  fooCount=$(grep -c foo $filenew)
  if [ "$fooCount" -ne "0" ]
  then
    sed -i 's/foo/bar/g' $filenew
    echo "Change $filenew in $fooCount places"
  fi
done