#! /bin/sh -e

tmp=${DVDRIP_TMPDIR-${HOME?}/tmp/dvdrip}

case "$#" in 0) set -- /dev/sr[0-9]* ;; esac
cls=$(tput clear)
nl="
"

last=:
while :; do
  unset out
  for dev in "$@"; do
    label=$(lsblk -dn -oLABEL "$dev" 2>&1 || echo "(error)")
    dev_id=$(stat -c%t:%T "$dev")
    dest="(inactive)"
    for i in "$tmp"/*/device; do
      if [ ! -f "$i" ]; then continue; fi
      d=$(cat "$i"); id=$(stat -c%t:%T "$d")
      case $id in
	"$dev_id")
	  for j in dest.new dest dest.seen; do
	    if dest=$(cat "${i%/device}/$j"); then break; fi
	  done
	  ;;
      esac
    done
    out=${out+$out$nl}$(printf "%-6s %-32s %s\n" "${dev#/dev/}" "$label" "$dest")
  done
  case $out in "$last") ;; *) echo -n "$cls$out"; last=$out ;; esac
  sleep 1
done