#!/usr/bin/env bash

netstatus="$(awk '{
      n = split(FILENAME, a, "/")
      printf("%-15s %s\n", a[n-1], $1)
    }' /sys/class/net/[ew]*/operstate | sort -k 2)"

function add_connected_address() {
  TMPIFS="${IFS}"
  IFS='
'
  for line in $netstatus; do
    device=$(echo $line | awk '{print $1}')
    address=$(ip addr show $device | sed -En 's/inet ([0-9\.]+).*/\1/p')
    # Append Wifi AP if connected
    AP_NAME="$(iwgetid -r)"
    [ -n "${address}" ] && [ -n "${AP_NAME}" ] && address="${address} (${AP_NAME})"
    echo "${line} ${address}"
  done
  IFS="${TMPIFS}"
}

ARG=${1:-$BLOCK_BUTTON}

case $ARG in
	1) notify-send --urgency=low "Internet connection" "$(add_connected_address)" ;;
esac

if [ -z "$(echo -e "${netstatus}" | sed -En '/up$/p' | tr -d '\n')" ]; then
	echo -en '\x0c\uf701'
else
	echo -en '\x0d'
	echo -en $(echo -n "${netstatus}" | sed -En 's/^(w[^ ]+).*up/\\uf1eb/p;s/^(e[^ ]+).*up/\\uf700/p')
fi

echo -en '\x0b'