import { TZDate } from '@date-fns/tz';
import type { Precision } from '../../../core/time/shared.types.js';
import type { CalendarTimeframeState, CalendarTimeframeStore, StringTimeOffset } from '../../../core/time/timeframeStore/calendar.types.js';
import { type TimeValue, type Timeframe } from '../../../core/types/time.js';
import type { CalendarProps, CalendarStrictValueType } from '../Calendar.types.js';
import type { ViewItem } from '../components/CalendarItem.js';
import { type CalendarType } from '../types/calendarConfiguration.js';
import type { FirstDayOfWeek } from '../types/shared-types.js';
/** @internal */
export interface Day {
    date: TZDate;
    isCurrentMonthDay: boolean;
}
/**
 * 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 / Timeframe structure. If not possible it returns null.
 * @internal
 */
export declare function convertToCalendarStructure<Type extends CalendarType>(type?: CalendarType, value?: Partial<Timeframe> | Partial<{
    from: string;
    to: string;
}> | null | string | Date | TimeValue | CalendarTimeframeState['calendarValue'], min?: TimeValue | null, max?: TimeValue | null, precision?: CalendarProps<Type>['precision']): CalendarTimeframeState['calendarValue'];
/**
 * 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, selectedDate: CalendarTimeframeStore["calendarValue"], type: CalendarType, hoveredDate?: TZDate | null) => 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): number;
/** @internal */
export declare function getTimeOffsetFromInitialValue<Type extends CalendarType>(value?: CalendarStrictValueType<Type> | {
    from: string | null | TimeValue;
    to: string | null | TimeValue;
} | TimeValue, type?: CalendarType, min?: TimeValue | null, max?: TimeValue | null, precision?: Precision): StringTimeOffset;