import type { AccountConfig } from "../accounts.js";
import type { MailProvider } from "../providers/interface.js";
export declare const DEFAULT_DAILY_SEND_LIMIT = 100;
export interface OutgoingCheck {
    account: string;
    config: AccountConfig | undefined;
    provider: MailProvider;
    /** Every address the message will go to (To, Cc, Bcc), as given by the caller. */
    recipients: string[];
    /** Addresses that came from a message the account already received (reply targets). They skip the new-recipient check. */
    knownRecipients?: string[];
    confirmNewRecipient?: boolean;
    isForward?: boolean;
    confirmExternalForward?: boolean;
    /** Draft creation: allowlist applies, confirmations and the daily cap do not. */
    draftOnly?: boolean;
}
export declare function isAllowedRecipient(address: string, allowlist: string[]): boolean;
export declare function checkOutgoing(check: OutgoingCheck): Promise<string | null>;