#!/bin/sh

printhelp () {
  exit
}

while getopts "hwxd:" o; do case "${o}" in
  w) DMENU="tofi" ;;
  x) DMENU="dmenu" ;;
  d) ARGS="$ARGS$OPTARG " ;;
  *) printhelp ;;
esac done

BOOK=`ls ~/Documents/shared | $DMENU $ARGS`

[ -z "$BOOK" ] && exit 1

zathura "~/Documents/shared/$BOOK"