import { TimeContext } from "../TimeContext.mjs";
/**
 * A <time> string split into the time value itself and the free text around it ("vers 10:50", "03Tla nuit").
 */
export interface TimeStringParts {
    prefix: string;
    value: string;
    suffix: string;
}
/**
 * Prepares a <time> string for EDTF parsing.
 *
 * RR0 pages write times relative to the page and to the previous time: "19" is the 19th of the current month,
 * "21:00" an hour of the current day, "1517-05-22 21:00/22:00" ends at 22:00 the same day. EDTF alone reads "19"
 * as the year 19 and "07:30" as the year 7, so such partial values are completed from the current time context
 * first. Free text written around the value ("le soir", "vers") is set apart so that it can be kept as is.
 */
export declare class TimeStringCompleter {
    /**
     * A trailing time zone ("PST", "(CDT)", "UTC+1") is part of the value, not free text.
     */
    protected static readonly timeZone: RegExp;
    /**
     * A duration ("P10M", "~P1H"), or a range of durations ("P10M/12M").
     */
    static readonly duration: RegExp;
    split(str: string): TimeStringParts;
    /**
     * @param value A time value, possibly partial ("19", "21:00", "15 22:00/16 05:00").
     * @param time The current time context, that the partial value is relative to.
     * @return The completed value, or the value unchanged if it is not partial or cannot be completed.
     */
    complete(value: string, time: TimeContext): string;
    /**
     * EDTF parsing reads "1 h après le coucher" as the year 1 and ignores the rest: words must not reach it.
     *
     * @return If the value only holds characters of a time value (and possibly a trailing time zone).
     */
    isInterpretable(value: string): boolean;
    /**
     * @return If the value still holds a time of an unknown day ("07:30", "12 05:45"), which EDTF would read as a year.
     */
    isDayless(value: string): boolean;
    protected completeOne(value: string, time: TimeContext): string;
    protected isTime(value: string): boolean;
    /**
     * An end hour before its start hour ("23:00/03:00") is on the next day.
     *
     * @param end The end, completed with the day of its start ("1981-10-27 03:00").
     * @param start The start ("1981-10-27 23:00").
     */
    protected dayAfterIfBefore(end: string, start: string): string;
    protected year(year: number): string;
    protected pad(n: number | string): string;
}