#!/usr/bin/python3
# lab12_example2.py
# send email from Python script using SMTP
# to RGU exchange server

import smtplib
import email.utils
from email.message import Message
import getpass
import time
import datetime

print("Execute")
with open ("/home/pi/CourseWork/email_credentials.txt", "r") as file:
    emailData = file.readlines()
    to_email = emailData[0].strip()
    servername = emailData[1].strip()
    username = emailData[2].strip()
    password = emailData[3].strip()
    from_sender_name = emailData[4].strip()
    from_sender_email = emailData[5].strip()

timeString = datetime.datetime.fromtimestamp(time.time())

body = 'Intruder detected at home at time: '  + (timeString.strftime("%Y-%m-%d_%H:%M:%S"))

# Create the message
msg = Message()
msg['To'] = email.utils.formataddr(('Recipient', to_email))
msg['From'] = email.utils.formataddr((from_sender_name, from_sender_email))
msg['Subject'] = ("Intruder detected")
msg['Date'] = email.utils.formatdate(localtime = 1)
msg['Message-ID'] = email.utils.make_msgid()
msg.set_payload(body)

server = smtplib.SMTP(servername)
try:
    server.set_debuglevel(True)

    # identify ourselves, prompting server for supported features
    server.ehlo_or_helo_if_needed()

    # If we can encrypt this session, do it
    if server.has_extn('STARTTLS'):
        server.starttls()
        server.ehlo_or_helo_if_needed() # re-identify ourselves over TLS connection

    server.login(username, password)

    server.send_message(msg)
finally:
    server.quit()