#!/usr/bin/python
# Raspberry Pi Zero in stock @ thepihut alarm for Rpi PC buzzer
import RPi.GPIO as GPIO, feedparser, time

USERNAME = "" # Gmail User Name
PASSWORD = "" # Gmail Password

GPIO.setmode(GPIO.BOARD)
pin = 12
GPIO.setup(pin, GPIO.OUT)
pwm=GPIO.PWM(pin, 500)
pwm.start(0)

while True:
    try:
        found=False
        cur_mails = feedparser.parse("https://" + USERNAME + ":" + PASSWORD +"@mail.google.com/gmail/feed/atom")
        total=int(cur_mails["feed"]["fullcount"])
        if total > 0:
            for i in range(0,total):
                if cur_mails["entries"][i]["author_detail"]["email"] == "support@thepihut.com":
                    title=cur_mails["entries"][i]["title"]
                    if "Zero" in title or "zero" in title or "Stock" in title or "stock" in title:
                        found=True
        if found:
            pwm.ChangeDutyCycle(50)
        else:
            pwm.ChangeDutyCycle(0)
        time.sleep(60)
    except Exception,e: # Probally a network conection error
        print e
        time.sleep(60)