Class EmailService

src/core/service/email/email_service.py:15–90

class EmailService:
    def __init__(
        self,
        smtp_server: str,
        smtp_port: int,
        app_password: str,
        from_email: str,
    ) -> None:
        self.smtp_server = smtp_server
        self.smtp_port = smtp_port
        self.from_email = from_email
        self.app_password = app_password

    def send_email(self, message: EMessage) -> None:
        msg = MIMEMultipart()
        msg["From"] = self.from_email
        msg["To"] = message.to if isinstance(message.to, str) else ", ".join(message.to)
        msg["Subject"] = message.subject
        if message.cc:
            msg["Cc"] = ", ".join(message.cc)

        if message.bcc:
            msg["Bcc"] = ", ".join(message.bcc)

        msg.attach(MIMEText(message.body, message.body_type))

        if message.attachments:
            for file_path in message.attachments:
                file = Path(file_path)
                if not file.exists():
                    raise NotFoundException(
                        error_no=ErrorNo.EMAIL_ATTACHMENT_NOT_FOUND, message=f"File not found: {file_path}"
                    )
                msg.attach(EmailService._attach_file(file))

        self._send_message(msg, message.to)

    @staticmethod
    def _attach_file(file_path: Path) -> MIMEBase:
        filename = file_path.name
        ext = file_path.suffix.lower()
        if ext in [".jpg", ".jpeg", ".png", ".gif", ".bmp"]:
            with open(file_path, "rb") as f:
                attachment = MIMEImage(f.read())
                attachment.add_header("Content-Disposition", f"attachment; filename= {filename}")

        elif ext == ".pdf":
            with open(file_path, "rb") as f:
                attachment = MIMEApplication(f.read(), _subtype="pdf")
                attachment.add_header("Content-Disposition", f"attachment; filename= {filename}")

        elif ext in [".doc", ".docx"]:
            with open(file_path, "rb") as f:
                attachment = MIMEApplication(f.read(), _subtype="msword")
                attachment.add_header("Content-Disposition", f"attachment; filename= {filename}")

        elif ext in [".xls", ".xlsx"]:
            with open(file_path, "rb") as f: