#!/bin/sh
# Handle button events

set_led_blink() {
# Switch flashing on (1s on / 0.2 sec off)
  echo timer > /sys/class/leds/tp-link\:green\:wps/trigger
  echo 1000 > /sys/class/leds/tp-link\:green\:wps/delay_on
  echo  200 > /sys/class/leds/tp-link\:green\:wps/delay_off
# Turn off after three seconds
  sleep 3
  echo none > /sys/class/leds/tp-link\:green\:wps/trigger
# Turn on after three seconds
  sleep 3
  set_led_on
}

set_led_on() {
# Turn on LED
  echo default-on > /sys/class/leds/tp-link\:green\:wps/trigger
}

if [ "$BUTTON" = "wps" ]; then
  if [ "$ACTION" = "pressed" ]; then
    set_led_blink &
  else
    set_led_on
  fi
else
  exit 0
fi