import { SmrtCollection } from '@happyvertical/smrt-core';
import { TenantKey, TenantKeyStatus } from '../models/TenantKey.js';
/**
 * Collection for managing TenantKey objects
 */
export declare class TenantKeyCollection extends SmrtCollection<TenantKey> {
    static readonly _itemClass: typeof TenantKey;
    /**
     * Get the active key for a tenant
     */
    getActiveKey(tenantId: string): Promise<TenantKey | null>;
    /**
     * List all key versions for a tenant
     */
    listKeyVersions(tenantId: string): Promise<TenantKey[]>;
    /**
     * Get a specific key version for a tenant
     */
    getKeyVersion(tenantId: string, version: number): Promise<TenantKey | null>;
    /**
     * Find keys that need rotation
     */
    findKeysNeedingRotation(): Promise<TenantKey[]>;
    /**
     * List all active keys across all tenants
     */
    listAllActiveKeys(): Promise<TenantKey[]>;
    /**
     * Count keys by status
     */
    countByStatus(): Promise<Record<TenantKeyStatus, number>>;
    /**
     * Mark a key as compromised (should trigger re-encryption)
     */
    markCompromised(tenantId: string, keyId: string): Promise<boolean>;
    /**
     * Delete old retired keys that are no longer needed
     * @param olderThanDays Delete keys retired more than this many days ago
     */
    cleanupRetiredKeys(olderThanDays?: number): Promise<number>;
}
//# sourceMappingURL=TenantKeyCollection.d.ts.map