#!/bin/bash

# A simple bookmarking alias used in conjunction with rdir and our $HOME/.aliases file to bookmark our current directory to be returned to later using rdir.

# grabs the last line of our .zshrc, and grabs the first word
last_line_first_word=$(awk '{w=$1} END{print w}' $HOME/.zshrc)

# if the last line of our rc file begins with "export"...
# remove the last line of our rc file
if [[ $last_line_first_word == "export" ]] ; then
    sed -i '$ d' $HOME/.zshrc
fi

# save our current working directory
sdir=$(pwd)

# and write that directory temporarily, appending it onto the end of our .zshrc
echo 'export sdir='$sdir >> $HOME/.zshrc
# immediately source it to use it in this shell session
source $HOME/.zshrc