import { EmailAccountOptions, MessageSenderInterface, SyncOptions, SyncResult } from '../types';
import { Account } from './Account';
export declare class EmailAccount extends Account {
    email: string;
    syncIntervalMinutes: number;
    constructor(options?: EmailAccountOptions);
    /**
     * Options for child rows (folders/emails) created during sync: carries the DB
     * connection + tenant context from this account, but strips this account's own
     * identity fields. When this account was hydrated from the DB, `this.options`
     * holds the account row's `id`/`slug`/`_skipLoad`; spreading those into a new
     * child would make every synced row inherit the account's primary key and
     * upsert over each other.
     */
    private childOptions;
    /**
     * Create a sender for this email account
     */
    createSender(): Promise<MessageSenderInterface>;
    /**
     * Create an EmailClient from stored settings
     * Retrieves credentials from smrt-secrets if credentialSecretId is set
     *
     * The client factory comes from the messaging provider registry rather than
     * a direct `@happyvertical/email` import so the email SDK
     * (googleapis/nodemailer) never becomes reachable from provider-neutral
     * consumer bundles (#1979). Server code that uses email accounts must
     * import '@happyvertical/smrt-messages/providers/email' (or
     * '/providers/all') once during startup.
     */
    createClient(): Promise<import('@happyvertical/email').EmailClient>;
    /**
     * Sync emails from the email server to the database
     */
    syncFrom(options?: SyncOptions): Promise<SyncResult>;
    /**
     * Get all folders for this account
     */
    getFolders(): Promise<import('./EmailFolder').EmailFolder[]>;
    /**
     * Get all emails for this account
     */
    getEmails(limit?: number): Promise<import('./Message').Message[]>;
    /**
     * Get unread email count
     */
    getUnreadCount(): Promise<number>;
    /**
     * Store credentials securely using smrt-secrets (email-specific)
     */
    setCredentials(credentials: Record<string, unknown>, options?: {
        description?: string;
        category?: string;
    }): Promise<void>;
    /**
     * Sync all active email accounts (for job runner)
     *
     * NOTE: This is a class-wide operation, not per-instance. It syncs ALL active
     * accounts, ignoring `this` instance. It exists as an instance method because
     * the TaskRunner dispatches via `objectType: 'EmailAccount', method: 'syncAll'`
     * which requires an instance method signature.
     */
    syncAll(args?: Record<string, unknown>): Promise<Map<string, {
        success: boolean;
        error?: Error;
    }>>;
    /**
     * Migrate from plain-text settings to secrets
     */
    migrateToSecrets(): Promise<void>;
}
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