import { backendObservationStopped } from "./backend-task-recovery.js";
import type { DesktopNotification, DesktopTaskRecord } from "./desktop-state-store.js";
import type { DesktopSnapshot, DesktopThreadIdentity } from "./desktop-types.js";
export declare class DesktopTaskError extends Error {
    readonly code: string;
    readonly dispatchState?: "not_sent" | undefined;
    constructor(code: string, message: string, dispatchState?: "not_sent" | undefined);
}
export interface DesktopRecoveryInput {
    controllerSession: string;
}
export interface DesktopRecoveryHost {
    status(id: string): DesktopTaskRecord;
    update(id: string, operation: (task: DesktopTaskRecord) => void): DesktopTaskRecord;
    observe(target: DesktopThreadIdentity): Promise<DesktopSnapshot>;
    applySnapshot(task: DesktopTaskRecord, snapshot: DesktopSnapshot, recover?: boolean): void;
    deliverPending(id: string, notificationId?: string): Promise<void>;
    now(): Date;
    expire(task: DesktopTaskRecord): void;
}
export declare const desktopObservationStopped: typeof backendObservationStopped;
export declare const desktopLive: (task: DesktopTaskRecord) => boolean;
export declare function desktopUnresolvedSend(task: DesktopTaskRecord): boolean;
export declare function desktopNotificationObsolete(task: DesktopTaskRecord, notification: DesktopNotification): boolean;
export declare function suppressDesktopNotifications(task: DesktopTaskRecord, code: string, predicate?: (_notification: DesktopNotification) => boolean): void;
export declare function createDesktopTaskRecovery(host: DesktopRecoveryHost): {
    close(id: string, input: DesktopRecoveryInput & {
        reason?: string;
    }): DesktopTaskRecord;
    unwatch(id: string, input: DesktopRecoveryInput): DesktopTaskRecord;
    recover(id: string, input: DesktopRecoveryInput): Promise<DesktopTaskRecord>;
    renew(id: string, input: DesktopRecoveryInput & {
        timeoutMs?: number;
    }): Promise<DesktopTaskRecord>;
    retryCallback(id: string, input: DesktopRecoveryInput & {
        notificationId?: string;
    }): Promise<DesktopTaskRecord>;
};