import type { ScheduleOptions, ScheduleSpec, StartOrSignalSignal } from '../core/types.ts';
import type { ClientStartOptions, ClientStartOrSignalOptions } from './interface.ts';
export declare function setIfDefined(body: Record<string, unknown>, key: string, value: unknown): void;
/**
 * Translate a schedule recurrence specification into the wire body fields the
 * REST/JSON-RPC schedule operations accept. A bare string is sent as
 * `cronExpression`; an interval spec is sent as `every`.
 */
export declare function scheduleSpecToWireFields(spec: string | ScheduleSpec): Record<string, unknown>;
/** Build a schedule-create wire body from the explicitly supported option fields. */
export declare function buildScheduleBody(type: string, input: unknown, spec: string | ScheduleSpec, options?: ScheduleOptions): Record<string, unknown>;
export declare function buildStartBody(type: string, input: unknown, options?: ClientStartOptions): Record<string, unknown>;
/**
 * Build the wire body for `weft.workflows.startorsignal`. Flattens the signal
 * spec into `signalName` / `signalPayload` / `signalId` and carries the same
 * start options as {@link buildStartBody}.
 */
export declare function buildStartOrSignalBody(type: string, input: unknown, signal: StartOrSignalSignal, options?: ClientStartOrSignalOptions): Record<string, unknown>;