#!/bin/dash

if=$1

status (){
  status=$(cat /sys/class/net/wlan0/operstate)

  if [ "$status" != "down" ]; then
    ssid=$(iw dev wlan0 link | grep SSID | awk '{print $2}')
  fi

  echo "{\"status\": \"$status\", \"ssid\": \"$ssid\"}"
}

status
iwevent 2> /dev/null | while read -r line; do
  status
done