#!/bin/bash

# Show wifi   and percent strength or 󰖪  if none.
# Show   if connected to ethernet or ❎ if none.
# Show 🔒 if a vpn connection is active

case $BUTTON in
	1) "$TERMINAL" -e nmtui; pkill -RTMIN+15 dwmblocks ;;
	3) notify-send "Internet module" "- Click to connect
󰯡 : wifi disabled
󰖪 : no wifi connection
 : wifi connection with quality
󰅛 : no ethernet
󰱓 : ethernet working
 : vpn is active
" ;;
	6) "$TERMINAL" -e "$EDITOR" "$0" ;;
esac


# Wifi
if [ "$(cat /sys/class/net/w*/operstate 2>/dev/null)" = 'up' ] ; then
	wifiicon="$(awk '/^\s*w/ { print " ", int($3 * 100 / 70) "% " }' /proc/net/wireless)"
elif [ "$(cat /sys/class/net/w*/operstate 2>/dev/null)" = 'down' ] ; then
	[ "$(cat /sys/class/net/w*/flags 2>/dev/null)" = '0x1003' ] && wifiicon="󰖩 " || wifiicon="󰖪 "
fi

# Ethernet
[ "$(cat /sys/class/net/e*/operstate 2>/dev/null)" = 'up' ] && ethericon="🌐" || ethericon="󰪎"

# TUN
[ -n "$(cat /sys/class/net/tun*/operstate 2>/dev/null)" ] && tunicon=" "

printf "%s%s%s\n" "$wifiicon" "$ethericon" "$tunicon"