import { ISingletonFetcherOpts } from '../types/fetch';
import { IStringMap } from '../types/common';
export declare function getAjaxUrl(path: string, queryParams?: string[] | IStringMap): string;
export declare function delay<T>(time: number): (...args: any[]) => Promise<T>;
export declare function wait<T>(time: number): Promise<T>;
export declare class FetchBuffer<ResponseType> {
    active: boolean;
    timer: ReturnType<typeof setTimeout>;
    reject: (reason: any) => void;
    aborter: AbortController;
    options: ISingletonFetcherOpts;
    defaultOptions: {
        logErrors: boolean;
        logResponse: boolean;
        buffer: number;
    };
    constructor(opts: ISingletonFetcherOpts);
    initFetch(resolve: () => void, reject: (reason: any) => void, bufferTime?: number): void;
    buffer(bufferTime?: number): Promise<void>;
    performFetch(url: string): () => Promise<ResponseType>;
    bufferedFetch(url: string, bufferTime?: number): Promise<ResponseType>;
    cancel(): Promise<boolean>;
    parseResponse(response: Response): Promise<ResponseType>;
    handleErrors(error: any): any[];
    logError(msg: any): void;
    logWarn(msg: any): void;
    logResult(msg: any): void;
    reset(): void;
    get abortSignal(): AbortSignal;
}
export declare function singletonBufferedFetch<ParsedResponse, FinalValue>(responseProcessor: (response: ParsedResponse) => FinalValue, options?: ISingletonFetcherOpts): (url: string) => Promise<FinalValue>;