import { type Polka } from 'polka';
import type { PolkaRes, ProviderHttpServer } from './server';
import { EventEmitterClass } from '../../core/eventEmitterClass';
import type { GlobalVendorArgs, BotCtxMiddlewareOptions, BotCtxMiddleware, ProviderEventTypes } from '../../types';
export type Vendor<T = {}> = {} & T;
/**
 * Abstract class representing a ProviderClass.
 * @abstract
 * @extends EventEmitterClass
 * @implements ProviderHttpServer
 * @typeparam V - Type parameter for vendor.
 */
declare abstract class ProviderClass<V = any> extends EventEmitterClass<ProviderEventTypes> implements ProviderHttpServer {
    /**
     * Global arguments for vendor.
     * @abstract
     * @type {GlobalVendorArgs}
     */
    abstract globalVendorArgs: GlobalVendorArgs;
    /**
     * Vendor instance.
     * @type {Vendor<V>}
     */
    vendor: Vendor<V>;
    /**
     * HTTP server instance.
     * @type {Polka}
     */
    server: Polka;
    /**
     * Bot name identifier.
     * @type {string}
     */
    idBotName: string;
    /**
     * Context bot identifier.
     * @type {string}
     */
    idCtxBot: string;
    /**
     * Constructs a ProviderClass instance.
     */
    constructor();
    /**
     * Abstract method to be executed before http initialization.
     * @protected
     * @abstract
     */
    protected abstract beforeHttpServerInit(): void;
    /**
     * Abstract method to be executed after http initialization.
     * @protected
     * @abstract
     */
    protected abstract afterHttpServerInit(): void;
    /**
     * Abstract method to define bus events.
     * @protected
     * @abstract
     * @returns {Array<{ event: string | number | symbol; func: Function }>} Array of event definitions.
     */
    protected abstract busEvents(): Array<{
        event: string | number | symbol;
        func: Function;
    }>;
    /**
     * Abstract method to initialize vendor.
     * @protected
     * @abstract
     * @returns {Promise<any>} A promise indicating the completion of vendor initialization.
     */
    protected abstract initVendor(): Promise<any>;
    /**
     * Abstract method to send a message.
     * @public
     * @abstract
     * @template K
     * @param {string} userId - User identifier.
     * @param {*} message - Message to be sent.
     * @param {*} [args] - Additional arguments.
     * @returns {Promise<K>} A promise resolving to the sent message.
     */
    abstract sendMessage<K = any>(userId: string, message: any, args?: any): Promise<K>;
    /**
     * Abstract method to save a file.
     * @public
     * @abstract
     * @param {*} ctx - Context information.
     * @param {{ path: string }} [options] - File save options.
     * @returns {Promise<string>} A promise resolving to the path of the saved file.
     */
    abstract saveFile(ctx: any, options?: {
        path: string;
    }): Promise<string>;
    /**
     * Listen on vendor events.
     * @protected
     * @param {{ on: any, [key: string]: any }} vendor - Vendor instance.
     * @returns {void}
     */
    protected listenOnEvents(vendor: Vendor<any>): void;
    /**
     * Start the HTTP server.
     * @public
     * @param {BotCtxMiddleware} vendor - Bot context middleware.
     * @param {(arg?: any) => void} [cb=() => null] - Callback function.
     * @returns {void}
     */
    start(vendor: BotCtxMiddleware, cb?: (arg?: any) => void): void;
    /**
     * Stop the HTTP server.
     * @public
     * @returns {Promise<void>} A promise indicating the completion of server shutdown.
     */
    stop(): Promise<void>;
    /**
     * Handle context middleware.
     * @public
     * @param {Function} ctxPolka - Context polka function.
     * @returns {Function} Request handler function.
     */
    inHandleCtx<T extends Pick<ProviderClass<V>, 'sendMessage'> & {
        provider: V;
    }>(ctxPolka: (bot: T, req: Request, res: PolkaRes) => Promise<void>): (...args: any[]) => any;
    /**
     * Trigger send inside event
     * @param payload
     */
    dispatchInside(payload: {
        body: string;
        name: string;
        from: string;
    }): void;
    /**
     * Get list of routes registered on the server.
     * @public
     * @param {Polka} app - Polka application instance.
     * @returns {string[]} Array of route definitions.
     */
    getListRoutes(app: Polka): string[];
    /**
     * Build the HTTP server.
     * @public
     * @returns {Polka} Polka instance.
     */
    buildHTTPServer(): Polka;
    /**
     * Get instance of the vendor.
     * @public
     * @returns {Vendor} Vendor instance.
     */
    getInstance(): Vendor;
    /**
     * Initialize HTTP server and vendor.
     * @public
     * @param {number} port - Port number.
     * @param {Pick<BotCtxMiddlewareOptions, 'blacklist'>} opts - Middleware options.
     * @returns {void}
     */
    initAll: (port: number, opts: Pick<BotCtxMiddlewareOptions, "blacklist" | "state" | "globalState" | "emit" | "ctxMethods">) => void;
}
export { ProviderClass };
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