import { StreakrDay, StreakrLeveledDay } from '../types';
export interface StreakrStats {
    total: number;
    active: number;
    best: number;
    current: number;
}
export declare const levelize: (days: StreakrDay[]) => StreakrLeveledDay[];
export declare const computeStats: (days: StreakrDay[]) => StreakrStats;
export declare const formatTotalLabel: (total: number) => string;
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