/// <reference types="node" />
import { BaseConnector } from 'reshuffle-base-connector';
import { SentMessageInfo } from 'nodemailer';
export interface SMTPConnectorOptions {
    fromName: string;
    fromEmail: string;
    host: string;
    port: number;
    username: string;
    password?: string;
}
interface Attachment {
    filename: string;
    content: Buffer;
}
interface EmailMessage {
    to: string;
    subject: string;
    html: string;
    attachments?: Attachment[];
}
declare class SMTPConnector extends BaseConnector<SMTPConnectorOptions> {
    private transporter;
    private from;
    constructor(options: SMTPConnectorOptions, id: string);
    updateOptions(options: SMTPConnectorOptions): void;
    send(message: EmailMessage): Promise<SentMessageInfo | undefined>;
}
export { SMTPConnector };