/**
 * BullMQ-like advanced operations
 */
import type { IFlashQClient, JobState, JobWithState } from '../types';
/**
 * Get jobs filtered by queue and/or state with pagination.
 *
 * @param client - FlashQ client instance
 * @param options - Filter options
 * @returns Jobs and total count
 *
 * @example
 * ```typescript
 * // Get all waiting jobs
 * const { jobs, total } = await client.getJobs({ state: 'waiting' });
 *
 * // Paginate results
 * const { jobs } = await client.getJobs({ limit: 10, offset: 20 });
 * ```
 */
export declare function getJobs(client: IFlashQClient, options?: {
    queue?: string;
    state?: JobState;
    limit?: number;
    offset?: number;
}): Promise<{
    jobs: JobWithState[];
    total: number;
}>;
/**
 * Get job counts by state for a queue.
 *
 * @param client - FlashQ client instance
 * @param queue - Queue name
 * @returns Counts by state
 *
 * @example
 * ```typescript
 * const counts = await client.getJobCounts('emails');
 * console.log(`Waiting: ${counts.waiting}`);
 * console.log(`Active: ${counts.active}`);
 * ```
 */
export declare function getJobCounts(client: IFlashQClient, queue: string): Promise<{
    waiting: number;
    active: number;
    delayed: number;
    completed: number;
    failed: number;
}>;
/**
 * Get total count of jobs in a queue (waiting + delayed).
 *
 * @param client - FlashQ client instance
 * @param queue - Queue name
 * @returns Total job count
 *
 * @example
 * ```typescript
 * const total = await client.count('emails');
 * console.log(`${total} jobs in queue`);
 * ```
 */
export declare function count(client: IFlashQClient, queue: string): Promise<number>;
/**
 * Clean jobs older than grace period by state.
 *
 * @param client - FlashQ client instance
 * @param queue - Queue name
 * @param grace - Grace period in ms
 * @param state - Job state to clean
 * @param limit - Optional max jobs to clean
 * @returns Number of jobs cleaned
 *
 * @example
 * ```typescript
 * // Clean completed jobs older than 1 hour
 * const cleaned = await client.clean('emails', 3600000, 'completed');
 * ```
 */
export declare function clean(client: IFlashQClient, queue: string, grace: number, state: 'waiting' | 'delayed' | 'completed' | 'failed', limit?: number): Promise<number>;
/**
 * Drain all waiting jobs from a queue.
 *
 * @param client - FlashQ client instance
 * @param queue - Queue name
 * @returns Number of jobs drained
 *
 * @example
 * ```typescript
 * const drained = await client.drain('emails');
 * console.log(`Drained ${drained} jobs`);
 * ```
 */
export declare function drain(client: IFlashQClient, queue: string): Promise<number>;
/**
 * Remove ALL data for a queue (jobs, DLQ, cron, state).
 * Use with caution - this is destructive!
 *
 * @param client - FlashQ client instance
 * @param queue - Queue name
 * @returns Total items removed
 *
 * @example
 * ```typescript
 * const removed = await client.obliterate('test-queue');
 * ```
 */
export declare function obliterate(client: IFlashQClient, queue: string): Promise<number>;
/**
 * Change job priority.
 *
 * @param client - FlashQ client instance
 * @param jobId - Job ID
 * @param priority - New priority (higher = processed first)
 *
 * @example
 * ```typescript
 * await client.changePriority(jobId, 100);
 * ```
 */
export declare function changePriority(client: IFlashQClient, jobId: number, priority: number): Promise<void>;
/**
 * Move job from processing back to delayed.
 *
 * @param client - FlashQ client instance
 * @param jobId - Job ID
 * @param delay - Delay in ms
 *
 * @example
 * ```typescript
 * // Delay for 5 minutes
 * await client.moveToDelayed(jobId, 300000);
 * ```
 */
export declare function moveToDelayed(client: IFlashQClient, jobId: number, delay: number): Promise<void>;
/**
 * Promote delayed job to waiting immediately.
 *
 * @param client - FlashQ client instance
 * @param jobId - Job ID
 *
 * @example
 * ```typescript
 * await client.promote(jobId);
 * ```
 */
export declare function promote(client: IFlashQClient, jobId: number): Promise<void>;
/**
 * Update job data.
 *
 * @param client - FlashQ client instance
 * @param jobId - Job ID
 * @param data - New data payload
 *
 * @example
 * ```typescript
 * await client.update(jobId, { email: 'new@example.com' });
 * ```
 */
export declare function update<T = unknown>(client: IFlashQClient, jobId: number, data: T): Promise<void>;
/**
 * Discard job - move directly to DLQ.
 *
 * @param client - FlashQ client instance
 * @param jobId - Job ID
 *
 * @example
 * ```typescript
 * await client.discard(jobId);
 * ```
 */
export declare function discard(client: IFlashQClient, jobId: number): Promise<void>;
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