import time
import requests
import smtplib
from email.mime.text import MIMEText

# --- CONFIGURATION ---
CHECK_INTERVAL = 300  # seconds
NOTIFY_METHOD = "email"  # "email", "telegram", or "nextcloud"
LAST_IP_FILE = "last_ip.txt"

# Email settings
EMAIL_FROM = "larry1chan@qq.com"
EMAIL_TO = "larry1chan@gmail.com"
SMTP_SERVER = "smtp.qq.com"
SMTP_PORT = 465
SMTP_USER = "larry1chan@qq.com"
SMTP_PASS = "xhybazbbucdyceed"

# Telegram settings
TELEGRAM_BOT_TOKEN = "258792305:AAEF1WvtLOPj2DlXecT1fIBMKOm4OaXnMOU"
TELEGRAM_CHAT_ID = "262500746"

# Nextcloud Talk settings
NEXTCLOUD_URL = "https://1984.algometic.com"
NEXTCLOUD_TOKEN = "your_nextcloud_token"
NEXTCLOUD_ROOM = "your_room_token"

def get_public_ip():
    try:
        return requests.get("https://api.ipify.org").text.strip()
    except Exception as e:
        print(f"Error getting public IP: {e}")
        return None

def send_email(subject, body):
    try:
        msg = MIMEText(body)
        msg["Subject"] = subject
        msg["From"] = EMAIL_FROM
        msg["To"] = EMAIL_TO
        with smtplib.SMTP_SSL(SMTP_SERVER, SMTP_PORT) as server:
            server.set_debuglevel(1)
            #server.starttls()
            server.login(SMTP_USER, SMTP_PASS)
            server.sendmail(EMAIL_FROM, EMAIL_TO, msg.as_string())
    except Exception as e:
        print(f"Error sending email: {e}")
    return False


        

def send_telegram(message):
    url = f"https://api.telegram.org/bot{TELEGRAM_BOT_TOKEN}/sendMessage"
    data = {"chat_id": TELEGRAM_CHAT_ID, "text": message}
    requests.post(url, data=data)

def send_nextcloud_talk(message):
    url = f"{NEXTCLOUD_URL}/ocs/v2.php/apps/spreed/api/v1/chat/{NEXTCLOUD_ROOM}"
    headers = {
        "OCS-APIRequest": "true",
        "Authorization": f"Bearer {NEXTCLOUD_TOKEN}"
    }
    data = {"message": message}
    requests.post(url, headers=headers, data=data)

def notify(ip):
    message = f"Public IP changed to: {ip}"
    if NOTIFY_METHOD == "email":
        send_email("IP Address Changed", message)
    elif NOTIFY_METHOD == "telegram":
        send_telegram(message)
    elif NOTIFY_METHOD == "nextcloud":
        send_nextcloud_talk(message)
    else:
        print("Unknown notification method.")

def load_last_ip():
    try:
        with open(LAST_IP_FILE, "r") as f:
            return f.read().strip()
    except FileNotFoundError:
        return None

def save_last_ip(ip):
    with open(LAST_IP_FILE, "w") as f:
        f.write(ip)

def main():
    last_ip = load_last_ip()
    while True:
        ip = get_public_ip()
        if ip and ip != last_ip:
            notify(ip)
            save_last_ip(ip)
            last_ip = ip
        time.sleep(CHECK_INTERVAL)

if __name__ == "__main__":
    main()