/**
 * 从 command.ts commandHandler 类提取的纯辅助函数
 *
 * 这些函数不依赖 CommandHandler 类的实例状态（无 this 引用），
 * 仅依赖模块级导入和参数。
 */
import { type EffortLevel } from '../commands/effort.js';
import { type SessionOrderMode } from '../store/chat-session.js';
export declare function normalizeAgentText(text: string): string;
export declare function getDisplayWidth(text: string): number;
export declare function truncateByDisplayWidth(text: string, maxWidth: number, mode?: 'start' | 'end'): string;
export declare function isSameIdentifier(left: string, right: string): boolean;
export declare function sortEffortLevels(efforts: EffortLevel[]): EffortLevel[];
export declare function getPrivateSessionShortId(userId: string): string;
export declare function formatSessionOrderMode(mode: SessionOrderMode): string;
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