export declare const detectDisplayMode: (dateString: string) => 'monthly' | 'daily';
export declare const formatDateToQueryString: (date: Date, displayMode: 'monthly' | 'daily') => string;
export declare const parseDateFromDateString: (dateString: string) => Date;
export declare const formatDateStringToQueryString: (dateString?: string) => string | undefined;
export declare const clampDateToRange: (targetDate: Date, min?: string, max?: string) => Date;
export declare const sortDates: (start: Date | null, end: Date | null) => {
    start: Date | null;
    end: Date | null;
};