import { Action } from '@contrail/actions';
import { DocumentChange, DocumentElement } from './types';
export declare class DocumentAction extends Action {
    changeDefinition: DocumentChange;
    undoChangeDefinition: DocumentChange;
    constructor(change: any, undoChange?: any);
}
export interface DocumentElementChanges {
    elementsToUpdate?: Array<{
        change: DocumentElement;
        undo: DocumentElement;
    }>;
    elementsToCreate?: DocumentElement[];
    elementsToDelete?: DocumentElement[];
}
export declare function uniqueElementsToUpdate(elementsToUpdate: Array<{
    change: DocumentElement;
    undo: DocumentElement;
}>, mainElementsToUpdate: Array<{
    change: DocumentElement;
    undo: DocumentElement;
}>): {
    change: DocumentElement;
    undo: DocumentElement;
}[];