import { EmailAccount } from '../models/EmailAccount';
import { EmailAccountSearchFilters, ProviderType, SyncOptions } from '../types';
import { AccountCollection } from './AccountCollection';
export declare class EmailAccountCollection extends AccountCollection {
    static readonly _itemClass: typeof EmailAccount;
    /**
     * Get account by email address
     */
    getByEmail(email: string): Promise<EmailAccount | null>;
    /**
     * Get accounts by email provider type
     */
    getByEmailProviderType(providerType: ProviderType): Promise<EmailAccount[]>;
    /**
     * Get active email accounts
     */
    getActive(): Promise<EmailAccount[]>;
    /**
     * Get inactive email accounts
     */
    getInactive(): Promise<EmailAccount[]>;
    /**
     * Get accounts that need syncing
     */
    getNeedingSync(maxAgeMinutes?: number): Promise<EmailAccount[]>;
    /**
     * Search email accounts with filters.
     * Alias: `search()` for backward compatibility.
     */
    search(query: string, filters?: EmailAccountSearchFilters): Promise<EmailAccount[]>;
    /**
     * Get accounts by email provider type.
     * Alias: `getByProviderType()` for backward compatibility.
     */
    getByProviderType(providerType: string): Promise<EmailAccount[]>;
    /**
     * Get email account statistics.
     * Alias: `getStats()` for backward compatibility.
     */
    getStats(): Promise<{
        total: number;
        active: number;
        inactive: number;
        byType: Record<string, number>;
    }>;
    /**
     * Search email accounts with filters
     */
    searchEmailAccounts(query: string, filters?: EmailAccountSearchFilters): Promise<EmailAccount[]>;
    /**
     * Sync all active email accounts
     */
    syncAll(options?: SyncOptions): Promise<Map<string, {
        success: boolean;
        error?: Error;
    }>>;
    /**
     * Get total unread count across all email accounts
     */
    getTotalUnreadCount(): Promise<number>;
    /**
     * Get email account statistics
     */
    getEmailStats(): Promise<{
        total: number;
        active: number;
        inactive: number;
        byProvider: Record<ProviderType, number>;
    }>;
    findByTenant(tenantId: string): Promise<EmailAccount[]>;
    findGlobal(): Promise<EmailAccount[]>;
    findWithGlobals(tenantId: string): Promise<EmailAccount[]>;
}
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