note.sh

#!/bin/bash

if [ -d "$NOTES_DIRECTORY" ]; then
  filesuffix=`date "+%Y-%m-%d-%H-%M-%S"`
  filename="note-$filesuffix.txt"
  filepath="$NOTES_DIRECTORY"/$filename

  if [ ! -z "$1" ]; then
    echo "Saving note to $filepath"
    echo "$1" > "$filepath"
  else
    echo "Opening editor to edit $filepath"
    $EDITOR "$filepath"
  fi
fi