#!/usr/bin/env python3

import time

time.sleep(10)

import smtplib
import email
from email.mime.text import MIMEText
import datetime

import urllib.request as urllibReq

import pathlib
from os import path

from uptime import uptime

STORAGE_FILE_PATH = pathlib.Path(path.expanduser('~')) / '.ip'

def read_ip() -> str:
    try:
        return STORAGE_FILE_PATH.read_text()
    except:
        print('CONFIG NOT FOUND')
        return ''

def set_ip(new_ip):
    STORAGE_FILE_PATH.write_text(new_ip)

ip = ""

f = urllibReq.urlopen('http://ip.42.pl/raw')
newIP = f.read().decode('utf-8')
f.close()

subject: str = None

if newIP != read_ip():
    subject = 'changed'

if uptime() < 60:
    subject = 'powerup'

if subject is not None:

    server = smtplib.SMTP('smtp.gmail.com', 587)
    server.ehlo()
    server.starttls()
    server.ehlo()
    server.login("automaticraspberrypi@gmail.com", "p8T-Lfg-vnp-KUb")

    msg_content = datetime.datetime.now().isoformat() + "<br>" + newIP
    message = MIMEText(msg_content, 'html')

    message['From'] = 'Himbeerkuchen <automaticraspberrypi@gmail.com>'
    message['To'] = 'Hans <hans.schuelein@web.de>'
    message['Subject'] = f'IP REPORT - pi {subject}'

    msg_full = message.as_string()

    server.sendmail("automaticraspberrypi@gmail.com", "hans.schuelein@web.de", msg_full)

    print("sent new IP: " + newIP)

    set_ip(newIP)


"""
#!/usr/bin/env python3

import time

time.sleep(10)

import smtplib
import email
from email.mime.text import MIMEText
import datetime

import urllib.request as urllibReq

ip = ""

while True:
    f = urllibReq.urlopen('http://ip.42.pl/raw')
    newIP = f.read().decode('utf-8')
    f.close()

    if newIP != ip:


        server = smtplib.SMTP('smtp.gmail.com', 587)
        server.ehlo()
        server.starttls()
        server.ehlo()
        server.login("automaticraspberrypi@gmail.com", "p8T-Lfg-vnp-KUb")

        msg_content = datetime.datetime.now().isoformat() + "<br>" + newIP
        message = MIMEText(msg_content, 'html')

        message['From'] = 'Himbeerkuchen <automaticraspberrypi@gmail.com>'
        message['To'] = 'Hans <hans.schuelein@web.de>'
        if ip == "":
            message['Subject'] = 'IP REPORT - pi powerup'
        else:
            message['Subject'] = 'IP REPORT - ip changed'

        msg_full = message.as_string()

        server.sendmail("automaticraspberrypi@gmail.com", "hans.schuelein@web.de", msg_full)
        # server.sendmail("automaticraspberrypi@gmail.com", "gabriel.moser@web.de", msg_full)


        print("sent new IP: "+newIP)

        ip = newIP

    time.sleep(60*10)
"""