/**
 * Shared utilities for analyzing workflow events.
 * Used by run-actions and trace viewer components.
 */
import type { Event, WorkflowRunStatus } from '@workflow/world';
/**
 * Result of analyzing events for a workflow run
 */
export interface EventAnalysis {
    /** Whether there are pending sleep/wait calls */
    hasPendingSleeps: boolean;
    /** Whether there are pending steps (started but not completed/failed) */
    hasPendingSteps: boolean;
    /** Whether there are pending hooks (created but not disposed) */
    hasPendingHooks: boolean;
    /** Correlation IDs of pending sleeps */
    pendingSleepIds: string[];
    /** Correlation IDs of pending steps */
    pendingStepIds: string[];
    /** Correlation IDs of pending hooks */
    pendingHookIds: string[];
    /** Timestamp of the last step_started or step_retrying event */
    lastStepActivityAt: Date | null;
    /** Timestamp of the last step completion (step_completed or step_failed) */
    lastStepCompletionAt: Date | null;
}
/**
 * Analyze events to determine pending sleeps, steps, and hooks.
 */
export declare function analyzeEvents(events: Event[] | undefined): EventAnalysis;
/**
 * Check if a workflow run status is terminal (completed, failed, or cancelled)
 */
export declare function isTerminalStatus(status: WorkflowRunStatus | undefined): boolean;
/**
 * Determine if the Re-enqueue button should be shown without the debug flag.
 *
 * The Re-enqueue button is shown when the workflow appears to be stuck:
 * - The workflow is not in a terminal state
 * - There are no pending sleeps (which would show the Wake up button instead)
 * - There are no pending hooks (which are waiting for external input)
 * - Either:
 *   - The last step_started or step_retrying event was >30 minutes ago, OR
 *   - There have been no pending steps for >5 minutes (all steps completed/failed)
 */
export declare function shouldShowReenqueueButton(events: Event[] | undefined, status: WorkflowRunStatus | undefined): boolean;
/**
 * Check if there are pending steps from an events list.
 */
export declare function hasPendingStepsFromEvents(events: Event[] | undefined): boolean;
/**
 * Check if there are pending hooks from an events list.
 */
export declare function hasPendingHooksFromEvents(events: Event[] | undefined): boolean;
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