import { AbilityResult } from '../../type/index';
import { default as XYRTCClient } from '../client';
declare class Ability {
    private abilityResult;
    private logger;
    private action;
    constructor(client: XYRTCClient);
    static instance: Ability | null;
    static createInstance(client: XYRTCClient): Ability;
    /**
     * 获取终端和服务端接口是否可用的能力集
     *
     * @returns { AbilityResult } - 能力结果集
     */
    getAbilityResult(): AbilityResult;
    destroy(): void;
    /**
     * 获取能力集
     *
     * @returns { Promise<AbilityResult> } - 能力结果集
     */
    fetchAbilityInfo(): Promise<AbilityResult>;
    /**
     * 根据十进制数值计算能力集
     *
     * @param { number[] } abilities - 能力对应的数值
     * @returns { AbilityResult } - 能力结果集
     */
    private calculateAbilities;
}
export default Ability;