import type { ChangeDetails } from '../contracts/components.js';
export interface DateCalendar {
    /** CLDR calendar identifier, e.g. 'gregory'. */
    readonly identifier: string;
}
export interface DateDuration {
    years?: number;
    months?: number;
    weeks?: number;
    days?: number;
}
export interface TimeDuration {
    hours?: number;
    minutes?: number;
    seconds?: number;
    milliseconds?: number;
}
export interface DateTimeDuration extends DateDuration, TimeDuration {
}
export interface DateFields {
    era?: string;
    year?: number;
    month?: number;
    day?: number;
}
export interface TimeFields {
    hour?: number;
    minute?: number;
    second?: number;
    millisecond?: number;
}
/** Calendar date without a time (structurally the date foundation's CalendarDate). */
export interface CalendarDate {
    readonly calendar: DateCalendar;
    readonly era: string;
    readonly year: number;
    readonly month: number;
    readonly day: number;
    copy(): CalendarDate;
    add(duration: DateDuration): CalendarDate;
    subtract(duration: DateDuration): CalendarDate;
    set(fields: DateFields): CalendarDate;
    toDate(timeZone: string): Date;
    toString(): string;
}
/** Wall-clock time without a date (structurally the date foundation's Time). */
export interface Time {
    readonly hour: number;
    readonly minute: number;
    readonly second: number;
    readonly millisecond: number;
    copy(): Time;
    add(duration: TimeDuration): Time;
    subtract(duration: TimeDuration): Time;
    set(fields: TimeFields): Time;
    toString(): string;
}
/** Date + time without a zone (structurally the date foundation's CalendarDateTime). */
export interface CalendarDateTime {
    readonly calendar: DateCalendar;
    readonly era: string;
    readonly year: number;
    readonly month: number;
    readonly day: number;
    readonly hour: number;
    readonly minute: number;
    readonly second: number;
    readonly millisecond: number;
    copy(): CalendarDateTime;
    add(duration: DateTimeDuration): CalendarDateTime;
    subtract(duration: DateTimeDuration): CalendarDateTime;
    set(fields: DateFields & TimeFields): CalendarDateTime;
    toDate(timeZone: string): Date;
    toString(): string;
}
/** Date + time in a zone (structurally the date foundation's ZonedDateTime). */
export interface ZonedDateTime {
    readonly calendar: DateCalendar;
    readonly era: string;
    readonly year: number;
    readonly month: number;
    readonly day: number;
    readonly hour: number;
    readonly minute: number;
    readonly second: number;
    readonly millisecond: number;
    readonly timeZone: string;
    readonly offset: number;
    copy(): ZonedDateTime;
    add(duration: DateTimeDuration): ZonedDateTime;
    subtract(duration: DateTimeDuration): ZonedDateTime;
    set(fields: DateFields & TimeFields): ZonedDateTime;
    toDate(): Date;
    toString(): string;
    toAbsoluteString(): string;
}
export type DateValue = CalendarDate | CalendarDateTime | ZonedDateTime;
export type TimeValue = Time | CalendarDateTime | ZonedDateTime;
/**
 * S-30 ChangeDetails for a React Aria `onChange`: RA passes the value only (no
 * event), so `event` is undefined and the reason is 'change'. A fresh object
 * per call (never a shared mutable instance).
 */
export declare function raChangeDetails(): ChangeDetails;
export interface DateFieldLikeProps<V extends DateValue | TimeValue = DateValue> {
    /** Controlled value. Pair with `onValueChange`. */
    value?: V | null | undefined;
    /** Initial value when uncontrolled. */
    defaultValue?: V | null | undefined;
    /** Called with the new value whenever it changes. */
    onValueChange?: ((v: V | null, details: ChangeDetails) => void) | undefined;
    /** Earliest selectable date. */
    minValue?: V | undefined;
    /** Latest selectable date. */
    maxValue?: V | undefined;
    /** Marks a date unavailable (shown, not selectable). */
    isDateUnavailable?: ((date: DateValue) => boolean) | undefined;
    /** Smallest unit the value is edited in. */
    granularity?: 'day' | 'hour' | 'minute' | 'second' | undefined;
    /** 12- or 24-hour clock; the locale default when omitted. */
    hourCycle?: 12 | 24 | undefined;
    /** First day of the week; the locale default when omitted. */
    firstDayOfWeek?: 'sun' | 'mon' | 'tue' | 'wed' | 'thu' | 'fri' | 'sat' | undefined;
    /** BCP 47 locale used for formatting and parsing. */
    locale?: string | undefined;
    /** Text direction; defaults to the closest `[dir]` in the DOM (REQ-SURF-98). */
    dir?: 'ltr' | 'rtl' | undefined;
    /** Visible label. */
    label?: React.ReactNode;
    /** Helper text rendered under the label. */
    description?: React.ReactNode;
    /** Error message shown when the field is invalid. */
    errorMessage?: React.ReactNode;
    /** Marks the field invalid. */
    isInvalid?: boolean | undefined;
    /** Marks the field as required for form validation. */
    isRequired?: boolean | undefined;
    /** Disables interaction. */
    isDisabled?: boolean | undefined;
    /** Makes the value read-only while keeping it focusable. */
    isReadOnly?: boolean | undefined;
    /** Form field name submitted with the value. */
    name?: string | undefined;
    /** Control size. */
    size?: 'sm' | 'md' | 'lg' | undefined;
}
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