import EventEmitter from './EventEmitter';
import { IInsert } from './interfaces';
import Flow from './flow';
import AVLTree from './leafy/avl-tree';
import { ITerminalNode } from './nodes';
import Context from './context';
export default class AgendaTree extends EventEmitter {
    private flow;
    private comparator;
    private agendaGroupStack;
    private agendaGroups;
    private rules;
    constructor(flow: Flow, conflictResolution: (a: IInsert, b: IInsert) => number);
    addAgendaGroup(groupName: string): void;
    getAgendaGroup(groupName: string): AVLTree<IInsert>;
    setFocus(agendaGroup: string): this;
    getFocused(): string;
    getFocusedAgenda(): AVLTree<IInsert>;
    register(node: ITerminalNode): ITerminalNode;
    isEmpty(): boolean;
    fireNext(): Promise<any>;
    pop(): IInsert;
    peek(): IInsert;
    modify(node: ITerminalNode, context: IInsert): void;
    retract(node: ITerminalNode, retract: Context | IInsert): void;
    insert(node: ITerminalNode, insert: IInsert): void;
    dispose(): void;
}