import { ReactNode } from 'react';
import { EventModel } from '../types/scheduler-types';
import { ProcessedEventsData } from '../types/internal-interface';
/**
 * Formats a Date object to a time string using the given locale and format.
 *
 * @param {Date} time - The time to format.
 * @param {string} timeFormat - The time format string.
 * @param {string} locale - The locale string.
 * @returns {string} Formatted time string.
 * @private
 */
export declare const formatEventTime: (time: Date, timeFormat: string, locale: string) => string;
/**
 * Renders an overflow indicator arrow for spanned events.
 *
 * @param {'left' | 'right'} direction - The overflow direction (logical, before RTL swap).
 * @returns {ReactNode} The overflow indicator element.
 * @private
 */
export declare const renderOverflowIndicator: (direction: 'left' | 'right') => ReactNode;
/**
 * Renders a time label element.
 *
 * @param {string} time - The formatted time string to display.
 * @returns {ReactNode} The time element.
 * @private
 */
export declare const renderTimeNode: (time: string) => ReactNode;
/**
 * Renders the content for a spanned (multi-day or overflowing) event.
 *
 * @param {EventModel} event - The event model to render.
 * @param {boolean} isOverflowLeft - Whether the event overflows to the left.
 * @param {boolean} isOverflowRight - Whether the event overflows to the right.
 * @param {string} locale - The locale string.
 * @param {string} timeFormat - The time format string.
 * @param {string} addTitleLabel - The localized label for 'Add title'.
 * @returns {ReactNode} The spanned event content.
 * @private
 */
export declare const renderSpannedContent: (event: EventModel, isOverflowLeft: boolean, isOverflowRight: boolean, locale: string, timeFormat: string, addTitleLabel: string) => ReactNode;
/**
 * Renders the content for a standard (non-spanned) event.
 *
 * @param {EventModel} event - The event model to render.
 * @param {string} locale - The locale string.
 * @param {string} timeFormat - The time format string.
 * @param {string} addTitleLabel - The localized label for 'Add title'.
 * @returns {ReactNode} The standard event content.
 * @private
 */
export declare const renderStandardEventContent: (event: EventModel, locale: string, timeFormat: string, addTitleLabel: string) => ReactNode;
/**
 * Renders basic appointment details (subject, location, optional time, recurrence).
 * View-agnostic: pass `showTime` to control time visibility instead of view flags.
 *
 * @param {EventModel} event - The event model to render.
 * @param {string} locale - The locale string.
 * @param {string} timeFormat - The time format string.
 * @param {string} addTitleLabel - The localized label for 'Add title'.
 * @param {string} [timeDisplay] - Optional pre-formatted time display text.
 * @param {boolean} [showTime] - Whether to show the time row. Defaults to true when the event is not a block.
 * @returns {ReactNode} The basic event details content.
 * @private
 */
export declare const renderBasicEventContent: (event: EventModel, locale: string, timeFormat: string, addTitleLabel: string, timeDisplay?: string, showTime?: boolean) => ReactNode;
/**
 * Determines and returns the appropriate day/all-day event content based on type.
 * View-agnostic — no timeline or view-specific branching.
 *
 * @param {Function | undefined} eventTemplate - Optional custom event template.
 * @param {EventModel} event - The event model.
 * @param {number | undefined} totalSegments - Number of segments if the event is spanned.
 * @param {boolean} isOverflowLeft - Whether the event overflows to the left.
 * @param {boolean} isOverflowRight - Whether the event overflows to the right.
 * @param {string} locale - The locale string.
 * @param {string} timeFormat - The time format string.
 * @param {string} addTitleLabel - The localized label for 'Add title'.
 * @returns {ReactNode} The resolved event content.
 * @private
 */
export declare const getEventContent: (eventTemplate: ((event: EventModel) => ReactNode) | undefined, event: EventModel, totalSegments: number | undefined, isOverflowLeft: boolean, isOverflowRight: boolean, locale: string, timeFormat: string, addTitleLabel: string) => ReactNode;
/**
 * Formats a start and end Date into a time range string (e.g. "9:00 AM - 10:00 AM").
 * Resolves the format pattern automatically when no explicit format is provided.
 *
 * @param {Date} start - The start time.
 * @param {Date} end - The end time.
 * @param {string} timeFormat - The explicit time format string (may be empty).
 * @param {string} locale - The locale string.
 * @returns {string} Formatted time range string.
 * @private
 */
export declare const getTimeRangeString: (start: Date, end: Date, timeFormat: string, locale: string) => string;
/**
 * Renders the standard content for a time-slot event.
 * Displays subject, optional location, time range and recurrence icon.
 *
 * @param {ProcessedEventsData} eventInfo - The processed event data.
 * @param {string} timeFormat - The time format string.
 * @param {string} locale - The locale string.
 * @param {string} addTitleLabel - The localized label for 'Add title'.
 * @returns {ReactNode} The standard time-slot event content.
 * @private
 */
export declare const renderTimeSlotStandardContent: (eventInfo: ProcessedEventsData, timeFormat: string, locale: string, addTitleLabel: string) => ReactNode;
/**
 * Renders the spanned content for a vertical time-slot event, including top/bottom
 * overflow indicators when timescale is enabled, or left/right when disabled.
 * View-agnostic: vertical time-slot behavior only (no timeline branching).
 *
 * @param {ProcessedEventsData} eventInfo - The processed event data.
 * @param {Date[]} renderDates - The dates currently rendered in the view.
 * @param {boolean} timeScaleEnabled - Whether timescale is enabled.
 * @param {string} timeFormat - The time format string.
 * @param {string} locale - The locale string.
 * @param {string} addTitleLabel - The localized label for 'Add title'.
 * @param {[number, number]} [startHourTuple] - The scheduler start hour tuple.
 * @param {[number, number]} [endHourTuple] - The scheduler end hour tuple.
 * @param {Function} [eventTemplate] - Optional custom event template.
 * @returns {ReactNode} The spanned time-slot event content.
 * @private
 */
export declare const renderTimeSlotSpannedContent: (eventInfo: ProcessedEventsData, renderDates: Date[], timeScaleEnabled: boolean, timeFormat: string, locale: string, addTitleLabel: string, startHourTuple?: [number, number], endHourTuple?: [number, number], eventTemplate?: (event: EventModel) => ReactNode) => ReactNode;
/**
 * Renders spanned content for timeline (horizontal) time-slot events.
 * Always uses left/right overflow indicators with hour-tuple aware overflow detection.
 *
 * @param {ProcessedEventsData} eventInfo - The processed event data.
 * @param {Date[]} renderDates - The dates currently rendered in the view.
 * @param {string} timeFormat - The time format string.
 * @param {string} locale - The locale string.
 * @param {string} addTitleLabel - The localized label for 'Add title'.
 * @param {[number, number]} [startHourTuple] - The scheduler start hour tuple.
 * @param {[number, number]} [endHourTuple] - The scheduler end hour tuple.
 * @param {Function} [eventTemplate] - Optional custom event template.
 * @returns {ReactNode} The spanned timeline time-slot event content.
 * @private
 */
export declare const renderTimelineTimeSlotSpannedContent: (eventInfo: ProcessedEventsData, renderDates: Date[], timeFormat: string, locale: string, addTitleLabel: string, startHourTuple?: [number, number], endHourTuple?: [number, number], eventTemplate?: (event: EventModel) => ReactNode) => ReactNode;
/**
 * Resolves and returns the appropriate content for a vertical time-slot event.
 * Prioritizes the custom event template, then spanned, then standard content.
 * View-agnostic: vertical time-slot behavior only.
 *
 * @param {Function | undefined} eventTemplate - Optional custom template.
 * @param {ProcessedEventsData} eventInfo - The processed event data.
 * @param {Date[]} renderDates - The dates currently rendered.
 * @param {boolean} timeScaleEnabled - Whether timescale is enabled.
 * @param {string} timeFormat - The time format string.
 * @param {string} locale - The locale string.
 * @param {string} addTitleLabel - The localized label for 'Add title'.
 * @param {[number, number]} [startHourTuple] - The scheduler start hour tuple.
 * @param {[number, number]} [endHourTuple] - The scheduler end hour tuple.
 * @returns {ReactNode} The resolved event content.
 * @private
 */
export declare const getTimeSlotEventContent: (eventTemplate: ((event: EventModel) => ReactNode) | undefined, eventInfo: ProcessedEventsData, renderDates: Date[], timeScaleEnabled: boolean, timeFormat: string, locale: string, addTitleLabel: string, startHourTuple?: [number, number], endHourTuple?: [number, number]) => ReactNode;
/**
 * Resolves content for timeline (horizontal) time-slot events.
 * Uses timeline spanned content with left/right overflow; no vertical arrows.
 *
 * @param {Function | undefined} eventTemplate - Optional custom template.
 * @param {ProcessedEventsData} eventInfo - The processed event data.
 * @param {Date[]} renderDates - The dates currently rendered.
 * @param {string} timeFormat - The time format string.
 * @param {string} locale - The locale string.
 * @param {string} addTitleLabel - The localized label for 'Add title'.
 * @param {[number, number]} [startHourTuple] - The scheduler start hour tuple.
 * @param {[number, number]} [endHourTuple] - The scheduler end hour tuple.
 * @returns {ReactNode} The resolved timeline time-slot event content.
 * @private
 */
export declare const getTimelineTimeSlotEventContent: (eventTemplate: ((event: EventModel) => ReactNode) | undefined, eventInfo: ProcessedEventsData, renderDates: Date[], timeFormat: string, locale: string, addTitleLabel: string, startHourTuple?: [number, number], endHourTuple?: [number, number]) => ReactNode;