export type Calendar366ItemType = 'event' | 'task';
export type Calendar366Command = 'add' | 'open' | 'show' | 'summarize' | 'import';
export type Calendar366View = 'year' | 'month' | 'agenda' | 'week' | 'day' | 'tasks';
export type Calendar366TaskList = 0 | 1 | 2 | 3;
export type Calendar366ImportUrl = `file://${string}` | `https://${string}`;
/**
 * Calendar 366 add command payload definition.
 */
export type Calendar366AddPayload = {
    /**
     * Item type to add.
     */
    type: Calendar366ItemType;
    /**
     * Natural language input.
     */
    query?: string;
};
/**
 * Calendar 366 item creation payload definition.
 */
export type Calendar366AddItemPayload = {
    /**
     * Natural language input.
     */
    query?: string;
};
/**
 * Calendar 366 open command payload definition.
 */
export type Calendar366OpenItemPayload = {
    /**
     * Event item type.
     */
    type: 'event';
    /**
     * EventKit calendarItemExternalIdentifier or identifier.
     */
    id: string;
} | {
    /**
     * Task item type.
     */
    type: 'task';
    /**
     * EventKit calendarItemExternalIdentifier or identifier.
     */
    id: string;
    /**
     * Optional task date as timeIntervalSince1970.
     */
    date?: number;
};
/**
 * Calendar 366 show command payload definition.
 */
export type Calendar366ShowPayload = {
    /**
     * View to show.
     */
    view?: Calendar366View;
    /**
     * Task list filter: `0` Today, `1` Overdue, `2` All, `3` Important.
     */
    tasks?: Calendar366TaskList;
    /**
     * Date as timeIntervalSince1970.
     */
    date?: number;
};
/**
 * Calendar 366 import command payload definition.
 */
export type Calendar366ImportCalendarPayload = {
    /**
     * Calendar file URL. Calendar 366 documents `file://` and `https://` URLs.
     */
    url: Calendar366ImportUrl;
};
export declare function calendar366Url(command: Calendar366Command, params?: Record<string, unknown>): string;
export declare function assertCalendar366ImportUrl(url: string): asserts url is Calendar366ImportUrl;