export interface StoredCredentials {
    api_key: string;
    user_id: string;
    created_at: string;
    devices: Array<{
        id: string;
        name: string;
        platform: "ios" | "android";
        paired_at: string;
    }>;
}
export interface PairingState {
    pairing_token: string;
    manual_code: string;
    expires_at: string;
}
export declare class CredentialStore {
    private readonly configDir;
    private readonly credentialsFile;
    private readonly pairingStateFile;
    constructor();
    /**
     * Ensure the config directory exists
     */
    ensureDir(): Promise<void>;
    /**
     * Check if credentials exist
     */
    isPaired(): Promise<boolean>;
    /**
     * Load stored credentials
     */
    load(): Promise<StoredCredentials | null>;
    /**
     * Save credentials
     */
    save(credentials: StoredCredentials): Promise<void>;
    /**
     * Get the API key
     */
    getApiKey(): Promise<string | null>;
    /**
     * Add a device to the stored credentials
     */
    addDevice(device: StoredCredentials["devices"][0]): Promise<void>;
    /**
     * Remove a device
     */
    removeDevice(deviceId: string): Promise<void>;
    /**
     * Clear all credentials (for logout/reset)
     */
    clear(): Promise<void>;
    /**
     * Save temporary pairing state (used during QR pairing)
     */
    savePairingState(state: PairingState): Promise<void>;
    /**
     * Load pairing state
     */
    loadPairingState(): Promise<PairingState | null>;
    /**
     * Clear pairing state
     */
    clearPairingState(): Promise<void>;
    /**
     * Get the config directory path (for display to users)
     */
    getConfigDir(): string;
    /**
     * Check if there's a pending pairing session and finalize it if complete.
     * This is used to auto-finalize pairing when the user tries to send a notification
     * immediately after scanning the QR code, without explicitly calling check_pairing_status.
     *
     * @returns The API key if pairing was finalized, null otherwise
     */
    tryFinalizePendingPairing(apiClient: {
        getPairingStatus: (token: string) => Promise<{
            status: "pending" | "completed" | "expired";
            api_key?: string;
            user_id?: string;
            device_id?: string;
            device_name?: string;
        }>;
        setApiKey: (key: string) => void;
    }): Promise<string | null>;
}
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