import { EmailDownloadLicenseVerificationData, EmailForgotPasswordData, EmailInstanceCreatedData, EmailInvitationData, EmailVerifyAccountData, EmailInstanceTransferData, EmailLicenseUpgradeData, EmailPaymentFailedData, EmailInstanceTerminationScheduledData } from './mjml';
export declare class EmailSender {
    static sender: string;
    static htmls: {
        [name: string]: string;
    };
    static forgotPassword(data: EmailForgotPasswordData & {
        email: string;
        username: string;
    }): Promise<void | Error>;
    static passwordChanged(data: EmailForgotPasswordData & {
        email: string;
        username: string;
    }): Promise<void | Error>;
    static verifyAccount(data: EmailVerifyAccountData & {
        email: string;
        username: string;
    }): Promise<void | Error>;
    static instanceCreated(data: EmailInstanceCreatedData & {
        instance: {
            instanceId: string;
        };
        email: string;
        username: string;
        license: string;
    }): Promise<void | Error>;
    static licenseUpgrade(data: EmailLicenseUpgradeData & {
        instance: {
            instanceId: string;
        };
        email: string;
        username: string;
        license: string;
    }): Promise<void | Error>;
    static instanceTransfer(data: EmailInstanceTransferData & {
        instance: {
            instanceId: string;
        };
        email: string;
        username: string;
    }): Promise<void | Error>;
    static invitation(data: EmailInvitationData & {
        email: string;
    }): Promise<void | Error>;
    static downloadLicenseVerification(data: EmailDownloadLicenseVerificationData & {
        email: string;
        username: string;
    }): Promise<void | Error>;
    static paymentFailed(data: EmailPaymentFailedData & {
        email: string;
        username: string;
    }): Promise<void | Error>;
    static instanceTerminationScheduled(data: EmailInstanceTerminationScheduledData & {
        email: string;
        username: string;
    }): Promise<void | Error>;
}