import type { EmailGroup } from "./dispatcher.js";
import type { ResolvedEmailAccount, ParsedEmail } from "../types.js";
import type { EmailLogger } from "../utils/logger.js";
export interface ImapSendContext {
    account: ResolvedEmailAccount;
    email: ParsedEmail;
    threadContext: {
        inReplyTo: string;
        references: string[];
    };
    a2aHeaders: Record<string, string>;
    log: EmailLogger;
}
/**
 * Create sendOnce adapter for IMAP (SMTP) transport.
 * Handles immediate and complete modes.
 */
export declare function makeImapSendOnce(ctx: ImapSendContext): (text: string) => Promise<void>;
/**
 * Create sendGroup adapter for IMAP (SMTP) transport.
 * Handles accumulated mode — sends one email per recipient group.
 */
export declare function makeImapSendGroup(ctx: ImapSendContext): (group: EmailGroup) => Promise<void>;