import { ConfigService } from '@nestjs/config';
import { type SendMailOptions } from 'nodemailer';
import { LoggerService } from "../services/logger/logger.service";
import { SendContactDto } from './dto/send-contact.dto';
export declare class MailService {
    private readonly configService;
    private readonly logger;
    private readonly transporter;
    constructor(configService: ConfigService, logger: LoggerService);
    sendContact(dto: SendContactDto): Promise<{
        message: string;
    }>;
    sendMail(options: SendMailOptions): Promise<import("nodemailer").SentMessageInfo>;
}