backend_app/email_service.py

import os
import smtplib
from email.message import EmailMessage


SMTP_SERVER = "smtp.gmail.com"
SMTP_PORT = 587

EMAIL_HOST = os.getenv("EMAIL_HOST")        # your gmail
EMAIL_PASSWORD = os.getenv("EMAIL_PASSWORD")  # app password
EMAIL_RECEIVER = os.getenv("EMAIL_RECEIVER")  # where messages should go


def send_contact_email(user_email: str, user_message: str) -> dict:
    """
    Sends contact form email using Gmail SMTP.
    """

    if not EMAIL_HOST or not EMAIL_PASSWORD or not EMAIL_RECEIVER:
        return {"ok": False, "error": "Email not configured"}

    try:
        msg = EmailMessage()
        msg["Subject"] = "New Contact Message - SysLink"
        msg["From"] = EMAIL_HOST
        msg["To"] = EMAIL_RECEIVER

        msg.set_content(
            f"""
New contact message from SysLink Chatbot

User Email: {user_email}

Message:
{user_message}
"""
        )

        with smtplib.SMTP(SMTP_SERVER, SMTP_PORT) as server:
            server.starttls()
            server.login(EMAIL_HOST, EMAIL_PASSWORD)
            server.send_message(msg)

        return {"ok": True}

    except Exception as e:
        return {"ok": False, "error": str(e)}