/**
 * Lightweight Blueprint graph simulator — follows exec wires, resolves data pins
 * (literals + pure nodes), and emits Print String lines. Not a full UE VM.
 */
import { type BlueprintDocument, type BlueprintVariable } from './nodeGraph.js';
export type BlueprintLogLevel = 'system' | 'print' | 'warn' | 'error';
export interface BlueprintLogEntry {
    id: string;
    level: BlueprintLogLevel;
    text: string;
    nodeId?: string;
    at: number;
}
export interface SimulateBlueprintOptions {
    /** Entry node type (default: event_begin). */
    entryType?: string;
    signal?: AbortSignal;
    onLog?: (entry: BlueprintLogEntry) => void;
    /** Multiplier for Delay durations (1 = real seconds). */
    timeScale?: number;
    /** Cap Delay wait in ms (default 10_000). */
    maxDelayMs?: number;
}
export interface SimulateBlueprintResult {
    logs: BlueprintLogEntry[];
    /** Final variable values after Sets. */
    variables: BlueprintVariable[];
    aborted: boolean;
}
/**
 * Run the graph from Event BeginPlay (or `entryType`).
 * Print String lines use level `print`; flow uses `system`.
 */
export declare function simulateBlueprint(doc: BlueprintDocument, opts?: SimulateBlueprintOptions): Promise<SimulateBlueprintResult>;