import { MessageSender, SentMessage, Email, EmailAddress } from '../../api';
import { AxiosInstance } from 'axios';
import { EmailError } from '../../api/exception/MessageError';
export declare class MailjetAuth {
    mailjetApiKeyPublic: string;
    mailjetApiKeyPrivate: string;
    constructor(mailjetApiKeyPublic: string, mailjetApiKeyPrivate: string);
}
export declare class MailjetHttpError extends EmailError {
}
export declare class MailjetHttpEmailSender implements MessageSender {
    private mailjetUrl;
    private mailjetAuth;
    private defaults;
    private axios;
    constructor(mailjetUrl: string, mailjetAuth: MailjetAuth, defaults: Partial<Email>, axios: AxiosInstance);
    send(email: Email): Promise<SentMessage>;
    headers(): {
        'Content-Type': string;
    };
    auth(): {
        username: string;
        password: string;
    };
    toMailjetMessage(email: Email): any;
    toMailjetAddress(address?: EmailAddress | string): {
        Email: string;
        Name?: string;
    } | null;
}