/**
 * High-Performance Queue System
 *
 * Main queue implementation with support for multiple processing strategies
 * and performance optimization.
 */
import type { QueueConfig, QueueOperation, QueueProcessor, BatchQueueProcessor, QueueStats } from '@plyaz/types/api';
/**
 * Main queue system implementation
 */
export declare class QueueSystem<T = unknown> {
    private readonly config;
    private queue;
    private processor?;
    private isReady;
    private batchProcessor?;
    private throttleTimer?;
    private debounceTimer?;
    private processedCount;
    private failedCount;
    private totalProcessingTime;
    private lastProcessTime;
    private enqueuedCount;
    constructor(config: QueueConfig);
    /**
     * Initialize configuration with defaults
     */
    private initializeConfig;
    /**
     * Initialize queue based on priority setting
     */
    private initializeQueue;
    /**
     * Initialize batch processor if needed
     */
    private initializeBatchProcessor;
    /**
     * Add operation to the queue
     */
    add(operation: Omit<QueueOperation<T>, 'id' | 'timestamp'>): void;
    /**
     * Set the processor and mark queue as ready
     */
    setProcessor(processor: QueueProcessor<T> | BatchQueueProcessor<T>): void;
    /**
     * Enqueue operation with size management
     */
    private enqueue;
    /**
     * Process operation based on strategy
     */
    private processOperation;
    /**
     * Process immediately
     */
    private processImmediate;
    /**
     * Process with throttling
     */
    private processThrottled;
    /**
     * Process with debouncing
     */
    private processDebounced;
    /**
     * Process batch of operations
     */
    private processBatch;
    /**
     * Process all queued operations
     */
    private processQueued;
    /**
     * Drain all operations from queue
     */
    private drainQueue;
    /**
     * Record successful processing
     */
    private recordSuccess;
    /**
     * Record failed processing
     */
    private recordFailure;
    /**
     * Generate unique ID
     */
    private generateId;
    /**
     * Get queue statistics
     */
    getStats(): QueueStats;
    /**
     * Reset the queue
     */
    reset(): void;
    /**
     * Destroy the queue
     */
    destroy(): void;
}
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