#!/usr/bin/env dash

set -eu

camera=""
for candidate in \
  /dev/v4l/by-id/*HP_430_435_FHD_Webcam*-video-index0 \
  /dev/v4l/by-id/*-video-index0 \
  /dev/video*; do
  if [ -e "$candidate" ]; then
    camera="$candidate"
    break
  fi
done

if [ -z "$camera" ]; then
  echo "rqr: no camera found" >&2
  exit 1
fi

text="$(zbarcam -q -1 --raw "$camera")"
printf '%s' "$text" | wl-copy

echo "$text"
notify-send "$text"