import { IContact, IContactList, IThreadList, IContactQuery, IQueryOptions } from './model';
/**
 * Add a new Contact after fetching the Contact information.
 */
export declare function add(contact: IContact): Promise<void>;
/**
 * Get Contact information by address.
 */
export declare function get(address: string): Promise<IContact>;
/**
 * List all known Contacts.
 */
export declare function list(): Promise<IContactList>;
/**
 * Remove a Contact by their address.
 */
export declare function remove(address: string): Promise<void>;
/**
 * List all Threads in common with a Contact.
 * ```typescript
 * Textile.contacts.threads(address);
 * ```
 */
export declare function threads(address: string): Promise<IThreadList>;
/**
 * Search for Contacts over network.
 * ```typescript
 * Textile.contacts.search(query, options);
 * ```
 */
export declare function search(query: IContactQuery, options: IQueryOptions): Promise<string>;
/**
 * Cancel an ongoing contact search.
 * ```typescript
 * Textile.contacts.cancelSearch();
 * ```
 */
export declare function cancelSearch(): Promise<void>;