import type { ServerAPI } from '@signalk/server-api';
import type { IRouter } from 'express';
import type { DeviceAnchor } from './approval';
import type { PendingUnlink, RemoteLink } from './remotelink';
import type { UplinkStatus } from './uplink';
export type RemoteState = RemoteLink;
export type PairScreen = {
    state: 'idle';
} | {
    state: 'showing_code';
    userCode: string;
    expiresAt: string;
} | {
    state: 'awaiting_approval';
    userCode: string;
    email: string | null;
    expiresAt: string;
    device?: {
        kid: string;
        fingerprint: string;
    };
} | {
    state: 'paired';
    boatId: string;
    email: string | null;
    pairedAt: string;
    uplink?: UplinkStatus;
} | {
    state: 'expired';
} | {
    state: 'error';
    message: string;
};
export type PairStatus = PairScreen & {
    security_off?: boolean;
    pairing_locked?: boolean;
    revoke_pending?: boolean;
};
export declare function securityOff(app: ServerAPI, req: unknown): boolean;
export declare function writeLocked(app: ServerAPI, req: unknown, acceptOpenNetwork: boolean): boolean;
export declare const WRITE_LOCKED_MESSAGE = "Signal K security is off, so Siparu will not pair, unpair or edit the log. Add an admin user in Signal K, or accept the open-network risk in the plugin settings.";
interface Deps {
    app: ServerAPI;
    relayUrl: string;
    acceptOpenNetwork: () => boolean;
    boatName: () => string;
    uplinkStatus: () => UplinkStatus | null;
    vesselUrn: () => string;
    getRemote: () => RemoteState | undefined;
    saveRemote: (r: RemoteState | undefined) => Promise<void>;
    getPendingUnlinks: () => PendingUnlink[];
    addPendingUnlink: (p: PendingUnlink) => Promise<void>;
    saveAnchor: (boatId: string, pairedAt: string, anchor: DeviceAnchor) => Promise<void>;
}
export declare class RelayRefused extends Error {
    readonly status: number;
    readonly code: string | null;
    constructor(status: number, code: string | null, message: string);
}
export declare function maskEmail(email: string | null): string | null;
export declare function registerPairRoutes(router: IRouter, deps: Deps): void;
export declare function retryPendingUnlinks(relayUrl: string, getPending: () => PendingUnlink[], clear: (boatToken: string) => Promise<void>, log: (msg: string) => void): Promise<void>;
export declare function __resetPairingState(): void;
export {};