/**
 * SweetlinkBridge - Vanilla JS WebSocket bridge for browser-side Sweetlink integration
 *
 * This module provides framework-agnostic browser integration for Sweetlink,
 * eliminating the React dependency to avoid conflicts with host applications.
 *
 * @version 1.0.0
 */
import type { ServerInfo } from '../types.js';
export interface SweetlinkBridgeConfig {
    basePort?: number;
    appPort?: number;
    wsPort?: number;
    wsUrl?: string;
    wsPath?: string;
    maxPortRetries?: number;
    hmrScreenshots?: boolean;
    hmrDebounceMs?: number;
    hmrCaptureDelay?: number;
    /** Enable verbose console.log output for debugging connection and command flow */
    debug?: boolean;
}
export declare class SweetlinkBridge {
    private ws;
    private connected;
    private serverInfo;
    private verified;
    private consoleLogs;
    private reconnectTimeout;
    private savedScreenshotTimeout;
    private savedReviewTimeout;
    private active;
    private hmrState;
    private readonly basePort;
    private readonly wsUrlCandidates;
    private readonly maxPortRetries;
    private readonly hmrScreenshots;
    private readonly hmrConfig;
    private readonly currentAppPort;
    private readonly debug;
    private cleanupFunctions;
    private capture;
    constructor(config?: SweetlinkBridgeConfig);
    /** Log informational message only when debug is enabled */
    private log;
    /**
     * Initialize the bridge - call this to start the connection
     */
    init(): void;
    /**
     * Clean up and disconnect
     */
    destroy(): void;
    /**
     * Check if connected to server
     */
    isConnected(): boolean;
    /**
     * Get server info
     */
    getServerInfo(): ServerInfo | null;
    private setupErrorHandlers;
    private buildWsUrlCandidates;
    private getWsUrlForTarget;
    private getPortForTarget;
    private scheduleConnect;
    private connectNextTarget;
    private connectWebSocket;
    private handleCommand;
}
/**
 * Initialize Sweetlink Bridge - call from host application
 */
export declare function initSweetlinkBridge(config?: SweetlinkBridgeConfig): SweetlinkBridge;
/**
 * Get the global bridge instance
 */
export declare function getSweetlinkBridge(): SweetlinkBridge | null;
/**
 * Destroy the global bridge instance
 */
export declare function destroySweetlinkBridge(): void;
export default SweetlinkBridge;
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