import type { WalletPassAmountUnit, WalletPassStatus } from './types';
export declare const DEFAULT_SYMBOL = "$";
export declare function formatMoney(amount: number, symbol?: string): string;
export declare function getUsageLabel(status: WalletPassStatus, locale: 'en' | 'zh'): "Unused" | "Used" | "未使用" | "已使用";
export declare function getUsageValue(amount: number, unit: WalletPassAmountUnit, symbol: string, locale: 'en' | 'zh'): string;
export declare function formatBalanceText(amount: number | null, unit: WalletPassAmountUnit, symbol: string, locale: 'en' | 'zh', remainingUses?: number | null): string;
export declare function maskPassId(value: string): string;