Cacher is the code snippet organizer for pro developers

#!/bin/bash

file="$HOME/.remember"

[ "$1" ] || {
	touch $file
	txt=$(cat $file)
	num=1
	if [ -e "$file" ] && (( ${#txt} > 1 ))
		then
		clear
		echo
		echo "    NEED TO REMEMBER"
		echo "    ---------------------------------------"
		while read line
			do
			echo "    $num - $line"
			num=$((num+1))
		done < "$file"
		echo
		echo
	fi
	exit
}

if [ "$1" == "nothing" ]
	then
	echo -n "" > "$file"
	clear
	echo "Everything erased!"
elif [ "$1" == "!" ]
	then
	re='^[0-9]+$'
	if [ $2 ] && [[ $2 =~ $re ]]
		then
		sed $2d "$file" -i
		$0
	else
		echo "Invalid command."
	fi
	exit
else
	if [ -z "$file" ]
		then
		echo "$1" > "$file"
	else
		echo "$1" >> "$file"
	fi
	$0
fi