export type CatalogChannelId = "in_app" | "email" | "push" | "webhook";
export type CatalogTopicId = "security.login" | "security.session" | "security.passkey" | "security.password" | "organization.invitation" | "organization.membership" | "billing.invoice" | "billing.payment" | "billing.subscription" | "system.maintenance";
export type PreferenceUpdateInput = {
    channel: CatalogChannelId;
    digest?: "daily" | "weekly" | null;
    enabled: boolean;
    topic: CatalogTopicId;
};
export type WorkspaceFeatureTogglesMapping = {
    inboxDigest: boolean;
    notifyCriticalOnly: boolean;
    realtimeAuditAlerts: boolean;
    weeklySecurityDigest: boolean;
};
/**
 * Map CURRENT WorkspaceFeatureToggles into catalog topic/channel/digest updates.
 * The boolean bag is not preference authority.
 */
export declare function mapWorkspaceFeatureTogglesToPreferenceUpdates(toggles: WorkspaceFeatureTogglesMapping): PreferenceUpdateInput[];
/**
 * Old UI ids (security / invitations / digest / product) → catalog topics.
 * `product` has no catalog topic this slice and is dropped.
 */
export declare function mapLegacyNotificationPreferenceId(id: string, enabled: boolean): PreferenceUpdateInput[];