import type { calendar_v3 } from '@googleapis/calendar';
import type { Event } from '../entities/Event.js';
import { Reminder } from '../entities/Reminder.js';
/** Project a REST reminder onto the Reminder shape; unknown delivery methods drop rather than masquerade as popups. */
export declare function projectReminder(reminder: calendar_v3.Schema$EventReminder): Reminder;
/**
 * Project a raw REST event onto the documented Event shape: collapse
 * `conferenceData` to `conferenceUrl`, rename attendee `optional` to
 * `optionalAttendee`, surface `reminders.overrides` as `overrideReminders`,
 * and clean nulls to undefined.
 */
export declare function projectEvent(data: calendar_v3.Schema$Event): Event;
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