import * as http from 'node:http';
import { type IncomingMessage, type ServerResponse } from 'node:http';
import { type Type } from '@nestjs/common';
import { HttpController, HttpOperation } from '@opra/common';
import { HttpAdapter, HttpContext } from '@opra/http';
/**
 * OpraHttpNestjsAdapter
 *
 * HTTP adapter used to integrate OPRA APIs with the NestJS framework.
 * This adapter converts OPRA controllers into NestJS controllers and
 * exports the OPRA documentation ($schema).
 */
export declare class OpraHttpNestjsAdapter extends HttpAdapter {
    /** List of controller classes to be registered with NestJS */
    readonly nestControllers: Type[];
    /** Platform identifier */
    readonly platform = "nestjs";
    /**
     * Creates a new instance of OpraHttpNestjsAdapter.
     *
     * @param options - Adapter configuration options.
     */
    constructor(options: HttpAdapter.Options & {
        /** Indicates whether the schema is public */
        schemaIsPublic?: boolean;
        /** Manually added NestJS controllers */
        controllers?: Type[];
    });
    /**
     * Closes the adapter.
     * @returns {Promise<void>}
     */
    close(): Promise<void>;
    createContext(_req: any, _res: any, args?: {
        controller?: HttpController;
        controllerInstance?: any;
        operation?: HttpOperation;
        operationHandler: Function;
    }): Promise<HttpContext>;
    protected _httpHandler?: (req: IncomingMessage, res: ServerResponse) => void;
    setHttpHandler(handler: (req: IncomingMessage, res: ServerResponse) => void): void;
    handleRawRequest(req: http.IncomingMessage, res: http.ServerResponse): Promise<void>;
    /**
     * Adds the root controller that serves the OPRA schema.
     *
     * @param isPublic - Whether the schema is accessible without authentication.
     * @protected
     */
    protected _addRootController(isPublic?: boolean): void;
    /**
     * Adds the specified class and its sub-controllers to the NestJS controller list.
     *
     * @param sourceClass - Source OPRA controller class.
     * @param currentPath - Current URL path.
     * @param parentTree - List of parent controller classes.
     * @protected
     * @throws {@link NotFoundError} Thrown when no suitable endpoint is found for the operation.
     * @throws {@link TypeError} Thrown when the controller is not a class.
     */
    protected _addToNestControllers(sourceClass: Type, currentPath: string, parentTree: Type[]): void;
}