import type { InstantSearch, Widget, IndexWidget } from '../../types';
export type WidgetTreeParam = {
    name: string;
    value?: string;
    type?: string;
};
export type WidgetTreeNode = {
    type: string;
    params: WidgetTreeParam[];
    children: WidgetTreeNode[];
};
/**
 * Turns a `widgetParams`-style record into the serialized `WidgetTreeParam[]`
 * shape used throughout the usage events. Shared between the widget tree and
 * the root `ais.instantSearch` node so every node reports params identically.
 */
export declare function serializeWidgetParams(widgetParams: Record<string, unknown>): WidgetTreeParam[];
export declare function buildWidgetTree(widgets: Array<Widget | IndexWidget>, instantSearchInstance: InstantSearch, parent?: IndexWidget): WidgetTreeNode[];