import { ActionReducer, StateAction } from "../StateManager.js";
import StateManager from "../StateManager.js";
import { Record } from "../../interfaces/dataUnit.js";
import { Change } from "../../Changes.js";
declare class ChangesReducerImpl implements ActionReducer {
    sliceName: string;
    reduce(stateManager: StateManager, currentState: Map<string, any>, action: StateAction): Map<string, any> | undefined;
}
export declare const ChangesReducer: ChangesReducerImpl;
export declare const getChanges: (stateManager: StateManager) => Map<string, any>;
export declare const isDirty: (stateManager: StateManager) => boolean;
export declare const hasDirtyRecords: (stateManager: StateManager) => boolean;
export declare const getChangedFieldValue: (fieldName: string, record: Record, stateManager: StateManager) => any;
export declare const getChangesToSave: (dataUnit: string, stateManager: StateManager) => Array<Change>;
export {};