import { ChatUnion, ErrorUnion } from '../outputs';
/**
 * Returns an existing chat corresponding to a known supergroup or channel
 * @param {Object} params
 * @param {number} [params.supergroupId] - Supergroup or channel identifier
 * @param {boolean} [params.force] - If true, the chat will be created without network
 * request. In this case all information about the chat except its type, title and photo
 * can be incorrect
 * @param {Object} state
 * @returns {ChatUnion | ErrorUnion}
 */
export declare type CreateSupergroupChatMethod = <ResponseT = ChatUnion>(params: CreateSupergroupChatParams, state?: Record<string, any>) => Promise<ResponseT | ErrorUnion>;
export interface CreateSupergroupChatParams {
    /** Supergroup or channel identifier */
    supergroupId?: number;
    /**
     * If true, the chat will be created without network request. In this case all information
     * about the chat except its type, title and photo can be incorrect
     */
    force?: boolean;
}