import { IDataHook } from "model-react";
import { IAction } from "../_types/IAction";
import { IActionBinding } from "../_types/IActionBinding";
import { IActionNode } from "../_types/IActionNode";
import { IActionResult } from "../_types/IActionResult";
import { IActionTarget } from "../_types/IActionTarget";
import { IIndexedActionBinding } from "../_types/IIndexedActionBinding";
/**
 * Obtains the result of the last action node, when all actions are reduced from left to right
 * @param actions The actions and their bindings to reduce to a single result
 * @param items The input items that actions can use to extract extra data
 * @param hook The hook to subscribe to changes (when action bindings change their data)
 * @param getActionResultIndex The function to use to decide how to order action handler bindings with other bindings
 * @returns The result of the final action
 */
export declare function reduceActions(actions: IActionNode[], items: IActionTarget[], hook?: IDataHook, getActionResultIndex?: (bindings: IIndexedActionBinding[]) => number): IActionResult<any, any> | undefined;
/**
 * Retrieves the action bindings given action, combining direct bindings and handler result bindings in the correct order
 * @param actionNode The node to get the action inputs for
 * @returns The inputs for the action of the given node
 */
export declare function getAllActionBindings(actionNode: IActionNode): IIndexedActionBinding[];
/**
 * Retrieves the binding data for a given action binding
 * @param binding The binding to retrieve the data of
 * @param hook The data hook to subscribe to changes
 * @returns The binding data
 */
export declare function getBindingData<A extends IAction<I, any, any>, I>(binding: IActionBinding<A>, hook?: IDataHook): I;
/**
 * Adds appropriate indexing data to all child bindings of this result
 * @param actionResult The action result to add indexing to
 * @param indices The indices of the inputs of this action
 * @param combinedIndices The combined indices of the input
 * @returns The indexed result
 */
export declare function getIndexedResult<B extends IAction, O>(actionResult: IActionResult<IActionBinding<B>, O>, indices: number[], combinedIndices: number): IActionResult<IIndexedActionBinding<B>, O>;
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