/**
 * Steam client implementation for CS2 inspect URL library
 * Handles unmasked URL inspection via Steam's Game Coordinator
 */
import { EventEmitter } from 'events';
import { SteamClientConfig, SteamClientStatus, AnalyzedInspectURL } from './types';
/**
 * Steam client class with singleton pattern for CS2 item inspection
 */
export declare class SteamClient extends EventEmitter {
    private static instance;
    private steamClient;
    private csgoClient;
    private queue;
    private processing;
    private status;
    private config;
    private debugMode;
    private constructor();
    /**
     * Enable or disable debug mode
     */
    setDebugMode(enabled: boolean): void;
    /**
     * Debug logging helper
     */
    private debugLog;
    /**
     * Get singleton instance of Steam client
     */
    static getInstance(config?: SteamClientConfig): SteamClient;
    /**
     * Reset singleton instance (for testing purposes)
     */
    static resetInstance(): Promise<void>;
    /**
     * Load Steam dependencies dynamically
     */
    private loadSteamDependencies;
    /**
     * Initialize Steam clients
     */
    private initializeClients;
    /**
     * Setup event handlers for Steam clients
     */
    private setupEventHandlers;
    /**
     * Waits for the 'ready' event with timeout and error handling
     */
    private waitForReady;
    /**
     * Connect to Steam and CS2 Game Coordinator
     */
    connect(): Promise<void>;
    /**
     * Disconnect from Steam
     */
    disconnect(): Promise<void>;
    /**
     * Get current connection status
     */
    getStatus(): SteamClientStatus;
    /**
     * Check if client is ready for inspection
     */
    isReady(): boolean;
    /**
     * Get current queue length
     */
    getQueueLength(): number;
    /**
     * Update configuration
     */
    updateConfig(config: Partial<SteamClientConfig>): void;
    /**
     * Inspect an item using Steam's Game Coordinator
     */
    inspectItem(inspectData: AnalyzedInspectURL): Promise<any>;
    /**
     * Process the inspection queue
     */
    private processQueue;
    /**
     * Clean expired items from queue
     */
    private cleanExpiredItems;
    /**
     * Fetch item information from Steam
     */
    private fetchItemInfo;
}
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