import type { CustomFieldRegistryResolver } from "@voyant-travel/core/custom-fields";
import { type KmsProvider } from "@voyant-travel/utils";
export declare const RELATIONSHIPS_ROUTE_RUNTIME_CONTAINER_KEY = "runtime.relationships.routes";
/**
 * Hook for apps that source KMS keys from somewhere other than env
 * vars / wrangler secrets. Mirrors the same hook in
 * `@voyant-travel/bookings`.
 */
export type ResolveRelationshipsKmsProvider = (env: Record<string, string | undefined>) => KmsProvider | Promise<KmsProvider>;
export interface RelationshipsRouteRuntime {
    /**
     * Returns the configured KMS provider, or `null` when no provider
     * is wired (e.g. dev environments without KMS keys). Routes that
     * require KMS gracefully reject with a 503 in that case.
     */
    getKmsProvider(): Promise<KmsProvider | null>;
    /** Resolves the custom-field registry from persisted definitions for a request. */
    customFields?: CustomFieldRegistryResolver;
    /** Resolves and locks persisted definitions for an entity write transaction. */
    customFieldsForWrite?: (db: unknown, entity: string) => ReturnType<CustomFieldRegistryResolver>;
}
export interface RelationshipsRouteRuntimeOptions {
    resolveKmsProvider?: ResolveRelationshipsKmsProvider;
    customFields?: CustomFieldRegistryResolver;
    customFieldsForWrite?: (db: unknown, entity: string) => ReturnType<CustomFieldRegistryResolver>;
}
export declare function buildRelationshipsRouteRuntime(bindings: Record<string, unknown>, options?: RelationshipsRouteRuntimeOptions): RelationshipsRouteRuntime;