import { URLSearchParams, URL } from 'url';
import { AxiosRequestConfig } from 'axios';
import { Validator } from './validators.js';
export type SearchParams = Record<string, string> | [string, string][] | string | URLSearchParams;
export declare function params(search: SearchParams): URLSearchParams;
/**
 * Responsible for requesting data from the bugzilla instance handling any
 * necessary authentication and error handling that must happen. The chief
 * access is through the `get`, `post` and `put` methods.
 */
export declare abstract class BugzillaLink {
    protected readonly instance: URL;
    constructor(instance: URL);
    protected abstract request<T>(config: AxiosRequestConfig, validator: Validator<T>): Promise<T>;
    protected buildURL(path: string, query?: SearchParams): URL;
    get<T>(path: string, validator: Validator<T>, searchParams?: SearchParams): Promise<T>;
    post<R, T>(path: string, validator: Validator<T>, content: R, searchParams?: SearchParams): Promise<T>;
    put<R, T>(path: string, validator: Validator<T>, content: R, searchParams?: SearchParams): Promise<T>;
}
export declare class PublicLink extends BugzillaLink {
    protected request<T>(config: AxiosRequestConfig, validator: Validator<T>): Promise<T>;
}
/**
 * Handles authentication using an API key.
 */
export declare class ApiKeyLink extends BugzillaLink {
    private readonly apiKey;
    constructor(instance: URL, apiKey: string);
    protected request<T>(config: AxiosRequestConfig, validator: Validator<T>): Promise<T>;
}
/**
 * Handles authentication using a username and password.
 */
export declare class PasswordLink extends BugzillaLink {
    private readonly username;
    private readonly password;
    private readonly restrictLogin;
    private token;
    constructor(instance: URL, username: string, password: string, restrictLogin: boolean);
    private login;
    protected request<T>(config: AxiosRequestConfig, validator: Validator<T>): Promise<T>;
}