import { TZDate } from '@date-fns/tz';
import type { TimeValue, TimeframeV2 } from '../../../core/types/time.js';
import { StringTimeOffset } from '../../forms-core/time/types.js';
import type { CalendarProps, CalendarStrictValueType, CalendarType } from '../Calendar.js';
import type { ViewItem } from '../CalendarItem.js';
import type { _Day } from '../hooks/useSelectDay.js';
import type { FirstDayOfWeek, CalendarState } from '../types/shared-types.js';
/**
 * Get days to render in the select date view.
 * @internal
 */
export declare function getDays(activeDate: TZDate, weekStartsOn: FirstDayOfWeek): _Day[];
/**
 * Tries to convert the given value to the proper TimeValue / TimeframeV2 structure. If not possible it returns null.
 * @internal
 */
export declare function convertToCalendarStructure<Type extends CalendarType>(timeOffset: StringTimeOffset, type?: CalendarType, value?: CalendarStrictValueType<Type>, min?: string, max?: string, precision?: CalendarProps<Type>['precision']): TimeValue | Partial<TimeframeV2> | null;
/** @internal */
export declare function isCompleteSelection(type: 'single' | 'range', selectedDate?: Partial<TimeframeV2> | TimeframeV2 | TimeValue | null): boolean;
/**
 * Checks if the passed date is the selected date or part of the selected date range.
 * Depending on the selection it defines the highlightColor, the highlightType and if it is a relative timeframe.
 * @internal
 */
export declare const getHighlightingProps: (date: TZDate, state: Pick<CalendarState, "hoveredDate" | "selectedDate" | "type">) => Pick<ViewItem, "isSelected" | "highlightColor" | "highlightType" | "selectionVariant" | "isIncompleteSelection">;
/**
 * Returns the number of days from the start of the week until the current date.
 * @internal
 */
export declare function getWeekStartOrEnd(indicator: 'startOfWeek' | 'endOfWeek', activeDate: TZDate, weekStartsOn: FirstDayOfWeek): number;
/**
 * Returns the next position depending on the current.
 * @internal
 */
export declare function getPosition(position?: CalendarState['position'], value?: TimeValue | Partial<TimeframeV2> | TimeframeV2 | null): "to" | "from" | undefined;
/**
 * Either assigns and sanitizes the passed timeValue to the Timeframe or returns the TimeValue in case of single selection.
 * @internal
 */
export declare function getDateFromSelection(oldSelection: TimeValue | Partial<TimeframeV2> | null, type: CalendarType, timeValue?: TimeValue, position?: CalendarState['position'], min?: string, max?: string, precision?: 'minutes' | 'seconds' | 'milliseconds'): TimeValue | {
    from: TimeValue | undefined;
    to: TimeValue | undefined;
} | null;
/** @internal */
export declare function getTimeOffsetFromInitialValue<Type extends CalendarType>(value?: CalendarStrictValueType<Type>, type?: CalendarType, min?: TimeValue | null, max?: TimeValue | null, precision?: CalendarProps<Type>['precision']): StringTimeOffset;