#!/bin/sh

# Show wifi 📶 and percent strength or 📡 if none.
# Show 🌐 if connected to ethernet or ❎ if none.
# Show 🔒 if a vpn connection is active

printconnection() {
  [ "$(cat /sys/class/net/eth0/operstate 2>/dev/null)" = 'up' ] && ethericon="🌐" || ethericon="❎"
  [ -n "$(cat /sys/class/net/wg0/operstate 2>/dev/null)" ] && tunicon=" 🔒"
  printf "%s%s%s\n" "$wifiicon" "$ethericon" "$tunicon"
}

if [ ! -n "$1" ]; then
  printconnection
else
  if [ "$1" -eq 1 ]; then
    if [ ! -n "$(cat /sys/class/net/wg0/operstate 2>/dev/null)" ];then
      doas wg-quick up wg0
      notify-send "🔒 Internet module" "Connected to VPN"
    else
      doas wg-quick down wg0
      notify-send "🔒 Internet module" "Disconnected from VPN"
    fi
  elif [ "$1" -eq 3 ]; then
    notify-send "🌐 Internet module" "\- Click to connect
❌: wifi disabled
📡: no wifi connection
📶: wifi connection with quality
❎: no ethernet
🌐: ethernet working
🔒: vpn is active
"
  fi
fi