import { LogProvider, Result } from "@microsoft/teamsfx-api";
import AdmZip from "adm-zip";
import { InstallNodeJSError } from "../../../error";
import { WrapDriverContext } from "../util/wrapUtil";
export declare const ComponentName = "NodeInstaller";
export interface NodeDownloadMirror {
    name: string;
    url: string;
    indexJsonUrl: string;
    packageUrlTpl: HandlebarsTemplateDelegate;
    indexJson?: {
        lts: false | string;
        version: string;
    }[];
    version?: string;
    packageUrl?: string;
    time?: number;
}
export declare const NodejsMirrors: NodeDownloadMirror[];
export interface EnsureNodeJSResult {
    status: "ignore" | "installed";
    installPath?: string;
    totalTime?: number;
}
export declare class NodejsInstaller {
    getNameAndExt(): {
        name: string;
        ext: string;
    };
    getLatestLTSVersion(mirror: NodeDownloadMirror): string | undefined;
    fetchJSON(url: string): Promise<Result<any, InstallNodeJSError>>;
    fetchString(url: string, timeout?: number): Promise<Result<string, InstallNodeJSError>>;
    resolveUrl(baseUrl: string, href: string): string;
    testMirrorSpeed(mirror: NodeDownloadMirror, osArchName: string, ext: string, timeout: number, logger?: LogProvider): Promise<NodeDownloadMirror>;
    getBestMirror(osArchName: string, ext: string, logger?: LogProvider): Promise<NodeDownloadMirror | undefined>;
    parseHtmlToGetUrl(url: string, html: string, pattern: string): string | undefined;
    fetchBinary(url: string, timeout?: number, onProgress?: (progress: string) => void): Promise<Result<Buffer, InstallNodeJSError>>;
    getAdmZip(buffer: Buffer): AdmZip;
    extractZip(buffer: Buffer, targetDir: string): void;
    extractTar(buffer: Buffer, fileName: string, targetDir: string): void;
    extractPackage(buffer: Buffer, fileName: string, targetDir: string): void;
    getDownloadUrl(mirror: NodeDownloadMirror, version: string, osArchName: string, ext: string): string;
    ensureNodeJS(context: WrapDriverContext, checkSystemInstalled: boolean, checkUserFolderInstalled: boolean): Promise<Result<EnsureNodeJSResult, InstallNodeJSError>>;
}
export declare const nodejsInstaller: NodejsInstaller;
//# sourceMappingURL=nodeInstaller.d.ts.map