import { INestApplication } from '@nestjs/common';
import { OpenAPIObject, SwaggerCustomOptions } from '@nestjs/swagger';
/**
 * Setup SSE plugin for Swagger UI
 *
 * This function configures Swagger UI with SSE support by:
 * - Adding the SwaggerSsePlugin to the plugins array
 * - Including custom JS and CSS assets
 * - Setting up the Swagger UI with enhanced SSE capabilities
 *
 * @param app NestJS application instance
 * @param document OpenAPI document
 * @param path Swagger UI path
 * @param options Additional Swagger options
 *
 * @example
 * ```typescript
 * const document = SwaggerModule.createDocument(app, config);
 * setupSsePlugin(app, document, 'api-docs');
 * ```
 */
export declare function setupSsePlugin(app: INestApplication, document: OpenAPIObject, swaggerPath: string, options?: SwaggerCustomOptions): void;
/**
 * Advanced setup with custom configuration
 */
export declare function setupSsePluginAdvanced(app: INestApplication, document: OpenAPIObject, swaggerPath: string, options?: SwaggerCustomOptions & {
    sseConfig?: {
        enableEventFiltering?: boolean;
        enableEventSearch?: boolean;
        maxEventLogSize?: number;
        enableExport?: boolean;
        enableReconnection?: boolean;
        reconnectionDelay?: number;
    };
}): void;