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#!/bin/sh

printhelp () {
  exit
}

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

if [ -z "$DMENU" ]; then
  if [ -n "$WAYLAND_DISPLAY" ]; then
    DMENU="bemenu"
  elif [ -n "$DISPLAY" ]; then
    DMENU="dmenu"
  else
    print "Can't tell if Wayland or X; what gives?\n"
    exit 1
  fi
fi

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

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

zathura "~/Documents/shared/$BOOK"