type JustTimersDurationPayload = {
    /**
     * Timer duration as a sentence, such as `2 minutes`.
     */
    duration: string;
    seconds?: never;
} | {
    /**
     * Timer duration in seconds, as a number without words.
     */
    seconds: number;
    duration?: never;
};
/**
 * Create timer command payload definition.
 */
export type JustTimersCreateTimerPayload = JustTimersDurationPayload & {
    /**
     * Timer name.
     */
    name: string;
    /**
     * Create the timer paused instead of active.
     */
    active?: false;
};
/**
 * Create a new timer in Just Timers.
 *
 * Just Timers requires a timer `name` and either a sentence-style `duration`
 * or a numeric `seconds` value. New timers are active by default; pass
 * `active: false` to create the timer paused.
 *
 * @param payload Just Timers create timer payload.
 * @returns Just Timers create timer URL.
 * @example
 * createTimer({ name: 'Tea', duration: '2 minutes' })
 * // => 'justtimers://x-callback-url/new/?name=Tea&duration=2%20minutes'
 * @example
 * createTimer({ name: 'Tea', seconds: 120, active: false })
 * // => 'justtimers://x-callback-url/new/?name=Tea&seconds=120&active=false'
 * @link https://justtimers.app/help/shortcuts/
 */
export declare function createTimer(payload: JustTimersCreateTimerPayload): string;
export {};