import './styles/widget.css';
import type { ChatgramConfig, ChatgramTheme, ChatgramEventMap, ChatgramEventHandler } from './core/types';
import { ChatgramError } from './core/types';
export type { ChatgramConfig, ChatgramTheme, ChatgramTexts, TicketType, TicketPayload, TicketResponse, WidgetState, ChatgramErrorCode, ChatgramEventMap, ChatgramEventHandler, } from './core/types';
export { ChatgramError } from './core/types';
/**
 * Initializes the Chatgram widget.
 *
 * @param config - Configuration object.
 *
 * @example
 * init({
 *   theme: { primaryColor: '#EE6055' },
 *   onSuccess: (data) => console.log('Ticket:', data),
 * });
 */
export declare function init(config: ChatgramConfig): void;
/**
 * Opens the contact form modal.
 * @throws {ChatgramError} if init() has not been called
 */
export declare function open(): void;
/**
 * Closes the contact form modal.
 */
export declare function close(): void;
/**
 * Removes the widget entirely from the DOM.
 * Call init() again to re-mount.
 */
export declare function destroy(): void;
/**
 * Updates the widget theme at runtime.
 *
 * @example
 * updateTheme({ primaryColor: '#6366f1', secondaryColor: '#4f46e5' });
 */
export declare function updateTheme(theme: ChatgramTheme): void;
/**
 * Subscribe to widget events.
 *
 * @example
 * on('success', (data) => console.log('Ticket:', data.ticketId));
 * on('error', (err) => console.error(err.code, err.message));
 * on('open', () => analytics.track('widget_opened'));
 */
export declare function on<K extends keyof ChatgramEventMap>(event: K, handler: ChatgramEventHandler<ChatgramEventMap[K]>): void;
/**
 * Unsubscribe from a widget event.
 */
export declare function off<K extends keyof ChatgramEventMap>(event: K, handler: ChatgramEventHandler<ChatgramEventMap[K]>): void;
/**
 * Subscribe to a widget event once (auto-removes after first call).
 */
export declare function once<K extends keyof ChatgramEventMap>(event: K, handler: ChatgramEventHandler<ChatgramEventMap[K]>): void;
/**
 * Returns whether the modal is currently visible.
 */
export declare function isOpen(): boolean;
/**
 * Returns the current widget state.
 */
export declare function getState(): string;
/**
 * Returns the widget version.
 */
export declare function getVersion(): string;
declare const _default: {
    init: typeof init;
    open: typeof open;
    close: typeof close;
    destroy: typeof destroy;
    updateTheme: typeof updateTheme;
    on: typeof on;
    off: typeof off;
    once: typeof once;
    isOpen: typeof isOpen;
    getState: typeof getState;
    getVersion: typeof getVersion;
    ChatgramError: typeof ChatgramError;
};
export default _default;