notes

# Check if the '.notes' folder does already exists
if [ ! -d $HOME/.notes ]
# If not, create it and warn the user
then
 mkdir ~/.notes
 echo A new directory .notes has been created at the home directory.
fi

# Check if there is no first argument
if [ -z $1 ]
# If not, print the help output
then
	echo Type \'notes name\' with the name of the note to be opened/created
	echo Type \'notes -remove name\' with the name of the note to be removed
	echo Available notes:
	ls $HOME/.notes
	exit 1
fi

# If the first argument is '-remove' we remove the note specified in the second argument
if [ $1 = "-remove" ]
then	
	# If there is no second argument return help
	if [ -z $2 ]
	then
		echo Specify the note to be deleted. e.g. \'notes -remove my_note\'
		exit 1
	fi
	
	# If specified note does not exist return all note names
	if [ ! -f $HOME/.notes/$2 ]
	then
		echo Note \'$2\' does not exist
		echo Available notes:
		ls $HOME/.notes
		exit 1
	fi

	# Otherwise all is correct. Remove the specified note and print the confirmation
	rm $HOME/.notes/$2
	echo Note \'$2\' has been removed
	exit 0
fi

# Check if the provided option name matches any existing text file
if [ ! -f $HOME/.notes/$1 ]
# Ask user to confirm the creation of the new note
then
 while true; do
    read -p "'$1' does not match any note. Would you like to create a new note? (y/n)`echo $'\n> '`" yn
    case $yn in
	# If confirmed, create the new note
        [Yy]* ) > $HOME/.notes/$1; echo "A new note has been created: $1"; gedit $HOME/.notes/$1; exit 0;;
        [Nn]* ) echo 'Aborted'; exit 0;;
        * ) echo "Please answer yes or no.";;
    esac
 done
fi

# Open the text file
gedit $HOME/.notes/$1 &
exit 0