import { CloseChannel } from '@statechannels/wallet-core';
import { Transaction } from 'objection';
import { Logger } from 'pino';
import { Store } from '../engine/store';
import { WalletObjective } from '../models/objective';
import { EngineResponse } from '../engine/engine-response';
import { Cranker, Nothing } from '../objectives/objective-manager';
export declare const enum WaitingFor {
    allAllocationItemsToBeExternalDestination = "ChannelCloser.allAllocationItemsToBeExternalDestination",
    theirFinalState = "ChannelCloser.theirFinalState",
    defunding = "ChannelCloser.defunding"
}
export declare class ChannelCloser implements Cranker<WalletObjective<CloseChannel>> {
    private store;
    private logger;
    private timingMetrics;
    constructor(store: Store, logger: Logger, timingMetrics?: boolean);
    static create(store: Store, logger: Logger, timingMetrics?: boolean): ChannelCloser;
    crank(objective: WalletObjective<CloseChannel>, response: EngineResponse, tx: Transaction): Promise<WaitingFor | Nothing>;
    private areAllFinalStatesSigned;
    private signState;
    private completeObjective;
}
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