import type { ConfigValidator, IsSlotContent, SlotContent, Widget, WidgetFactory, WidgetProps, WidgetSlotContext, WidgetState } from '../types';
/**
 * Type extending the original Widget props and state with ExtraProps
 *
 * @template W - The base widget type to be extended.
 * @template ExtraProps - Additional properties to be added to the widget.
 * @template ExtraDirectives - Additional directives to be added to the widget. Defaults to an empty object.
 */
export type ExtendWidgetProps<W extends Widget, ExtraProps extends object, ExtraDirectives extends object = object> = Widget<ExtendWidgetAdaptSlotWidgetProps<WidgetProps<W>, ExtraProps, ExtraDirectives>, ExtendWidgetAdaptSlotWidgetProps<WidgetState<W>, ExtraProps, ExtraDirectives>, W['api'], ExtendWidgetInterfaces<W['directives'], ExtraDirectives>>;
/**
 * Combines two interface types into a single type.
 *
 * @template Interfaces - The base interface type.
 * @template ExtraInterfaces - The additional interface type to extend the base interface.
 * @typedef {Interfaces & ExtraInterfaces} ExtendWidgetInterfaces - The resulting type that includes properties from both Interfaces and ExtraInterfaces.
 */
export type ExtendWidgetInterfaces<Interfaces, ExtraInterfaces> = Interfaces & ExtraInterfaces;
/**
 * Type to adapt the slot content properties of a widget by extending its props, extra props, and extra directives.
 *
 * @template Props - The original properties of the widget slot context.
 * @template ExtraProps - Additional properties to extend the widget slot context.
 * @template ExtraDirectives - Additional directives to extend the widget slot context.
 *
 * @remarks
 * This type conditionally checks if `Props` extends `WidgetSlotContext` and, if so, extends the widget slot context
 * with additional properties and directives while omitting the original widget slot context properties.
 */
export type ExtendWidgetAdaptSlotContentProps<Props extends Record<string, any>, ExtraProps extends object, ExtraDirectives extends object> = Props extends WidgetSlotContext<infer U> ? WidgetSlotContext<ExtendWidgetProps<U, ExtraProps, ExtraDirectives>> & Omit<Props, keyof WidgetSlotContext<any>> : Props;
/**
 * Type definition for extending widget properties with additional properties and directives.
 *
 * This type takes three generic parameters:
 * - `Props`: The original properties of the widget.
 * - `ExtraProps`: Additional properties to be merged with the original properties.
 * - `ExtraDirectives`: Additional directives to be merged with the original properties.
 *
 * The resulting type combines `ExtraProps` with the original `Props`. For each property in `Props`,
 * if the property is of type `SlotContent`, it will be extended with the additional properties and directives.
 *
 * @template Props - The original properties of the widget.
 * @template ExtraProps - Additional properties to be merged with the original properties.
 * @template ExtraDirectives - Additional directives to be merged with the original properties.
 */
export type ExtendWidgetAdaptSlotWidgetProps<Props, ExtraProps extends object, ExtraDirectives extends object> = ExtraProps & {
    [K in keyof Props]: IsSlotContent<Props[K]> extends SlotContent<infer U> ? SlotContent<ExtendWidgetAdaptSlotContentProps<U, ExtraProps, ExtraDirectives>> : Props[K];
};
/**
 * Method to extend the original widget with extra props with validator
 *
 * @template W - The type of the widget.
 * @template ExtraProps - The type of the additional properties.
 * @template ExtraDirectives - The type of the additional directives (default is an empty object).
 *
 * @param factory - original widget factory
 * @param extraPropsDefaults - object containing default value for each extra prop
 * @param extraPropsConfig - object verifying the type of each extra prop
 * @param overrideDefaults - object overriding some default props of the widget to extend
 * @returns widget factory with the extra props
 */
export declare const extendWidgetProps: <W extends Widget, ExtraProps extends object, ExtraDirectives extends object = object>(factory: WidgetFactory<W>, extraPropsDefaults: ExtraProps, extraPropsConfig?: ConfigValidator<ExtraProps>, overrideDefaults?: Partial<WidgetState<W>>) => WidgetFactory<ExtendWidgetProps<W, ExtraProps, ExtraDirectives>>;