import { AxiosRequestConfig } from "axios";
import { LaunchOptions } from "puppeteer";
import { SCRAPE_TYPES } from "./utils/register";
export declare enum EngineType {
    Html = "html",
    Spa = "spa",
    Json = "json",
    Xml = "xml"
}
export type EnginePlugins = {
    [K in keyof typeof SCRAPE_TYPES]: K;
};
export type TEngineTypes = keyof EnginePlugins;
export type TScrapedData = Record<string, any>;
export type TScrapedDataPromise = Promise<TScrapedData>;
export interface ISelector {
    selector: string;
    attribute?: string;
}
export type TSelectors = Record<string, ISelector>;
export interface IScrapeHtmlOptions {
    selectors: TSelectors;
    request?: AxiosRequestConfig;
    plugins?: ITransformerPlugin[];
}
export interface IScrapeSpaOptions {
    selectors: TSelectors;
    request?: LaunchOptions;
    plugins?: ITransformerPlugin[];
}
export interface IScrapeJsonOptions {
    selectors: TSelectors;
    request?: AxiosRequestConfig;
    plugins?: ITransformerPlugin[];
}
export interface IScrapeXmlOptions {
    selectors: TSelectors;
    request?: AxiosRequestConfig;
    plugins?: ITransformerPlugin[];
}
export type TScrapeDefaultOptions = IScrapeHtmlOptions & IScrapeSpaOptions & IScrapeJsonOptions & IScrapeXmlOptions;
export interface IScrapeOptions {
    url: string;
    engine: EngineType | TEngineTypes;
    options: TScrapeDefaultOptions;
}
export declare enum PluginType {
    Transformer = "transformer",
    Engine = "engine"
}
export type PluginTypes = "transformer" | "engine";
export interface IPlugin {
    type: string;
}
export type TPluginSupportedEngines = EngineType | keyof EnginePlugins | "all";
export interface ITransformerPlugin extends IPlugin {
    supportedEngines?: TPluginSupportedEngines[];
    onInit?: (options: {
        selectors: TSelectors;
    }) => void;
    onPreProcess?: (data: string) => string;
    onPostProcess?: (data: TScrapedData) => TScrapedData;
}
export interface IEnginePlugin<T extends keyof EnginePlugins = keyof EnginePlugins> extends IPlugin {
    engine: T;
    scrape: (url: string, options: TScrapeDefaultOptions) => TScrapedDataPromise;
}