import { MailerService, ISendMailOptions } from '@nestjs-modules/mailer';
import { ConfigService } from '@nestjs/config';
export declare class MailService {
    private readonly mailerService;
    private readonly configService;
    private readonly feedmeNamespace;
    private readonly logger;
    constructor(mailerService: MailerService, configService: ConfigService);
    cliSendMail(subject: string, body?: string): Promise<void>;
    informAccount(subject: string, body?: string): Promise<void>;
    sendMail(options: ISendMailOptions, includeNamespace?: boolean): Promise<any>;
    notifyUser({ subject, to, html, }: {
        subject: string;
        to: string;
        html: string;
    }): Promise<any>;
    error(fn: string, subject: string, error: Error): void;
    info(fn: string, subject: string, body?: any): void;
    infoDelivery(subject: string, body?: any): void;
}