/**
 * SMI-645: WebhookQueue Utilities
 *
 * Utility constants and functions for the webhook queue system.
 */
import type { QueuePriority } from './WebhookQueue.types.js';
/**
 * Priority values for sorting
 * Higher values = higher priority
 */
export declare const PRIORITY_VALUES: Record<QueuePriority, number>;
/**
 * Compare two queue items by priority
 * Returns negative if a has higher priority, positive if b has higher priority
 */
export declare function comparePriority(a: QueuePriority, b: QueuePriority): number;
/**
 * Calculate priority score for an item
 * Takes into account priority level and age
 *
 * @param priority - The priority level
 * @param timestamp - The item's creation timestamp
 * @param now - Current timestamp (default: Date.now())
 * @returns Combined priority score
 */
export declare function calculatePriorityScore(priority: QueuePriority, timestamp: number, now?: number): number;
/**
 * Calculate exponential backoff delay
 *
 * @param baseDelayMs - Base delay in milliseconds
 * @param retryCount - Current retry attempt (1-based)
 * @returns Delay in milliseconds
 */
export declare function calculateRetryDelay(baseDelayMs: number, retryCount: number): number;
/**
 * Generate a debounce key for a queue item
 * Used to deduplicate rapid updates to the same file
 *
 * @param repoFullName - Repository full name (owner/repo)
 * @param filePath - Path to the file
 * @returns Debounce key string
 */
export declare function generateDebounceKey(repoFullName: string, filePath: string): string;
//# sourceMappingURL=WebhookQueue.utils.d.ts.map