/**
 * Functions for constructing OpenTelemetry spans from workflow entities
 */
import type { Event, WorkflowRun } from '@workflow/world';
import type { Span, SpanEvent } from '../trace-viewer/types';
export declare const WORKFLOW_LIBRARY: {
    name: string;
    version: string;
};
/**
 * Convert workflow events to span events
 * Only includes events that should be displayed as markers
 */
export declare function convertEventsToSpanEvents(events: Event[], filterTypes?: boolean): SpanEvent[];
export declare const waitEventsToWaitEntity: (events: Event[]) => {
    waitId: string;
    runId: string;
    createdAt: Date;
    occurredAt?: Date;
    resumeAt?: Date;
    completedAt?: Date;
} | null;
/**
 * Converts a workflow Wait to an OpenTelemetry Span
 */
export declare function waitToSpan(events: Event[], maxEndTime: Date): Span | null;
export declare const stepEventsToStepEntity: (events: Event[]) => {
    stepId: string;
    runId: string;
    stepName: string;
    status: "pending" | "running" | "completed" | "failed" | "cancelled";
    attempt: number;
    createdAt: Date;
    updatedAt: Date;
    occurredAt?: Date;
    startedAt?: Date;
    completedAt?: Date;
    specVersion?: number;
} | null;
/**
 * Converts step events to an OpenTelemetry Span
 */
export declare function stepToSpan(stepEvents: Event[], maxEndTime: Date): Span | null;
export declare const hookEventsToHookEntity: (events: Event[]) => {
    hookId: string;
    runId: string;
    token?: string;
    createdAt: Date;
    occurredAt?: Date;
    receivedCount: number;
    lastReceivedAt?: Date;
    disposedAt?: Date;
} | null;
/**
 * Converts a workflow Hook to an OpenTelemetry Span
 */
export declare function hookToSpan(hookEvents: Event[], maxEndTime: Date): Span | null;
/**
 * Creates a root span for the workflow run
 */
export declare function runToSpan(run: WorkflowRun, runEvents: Event[], nowTime?: Date): Span;
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