@arkts/sdk-downloader
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Download and extract the ArkTS SDK.
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{"version":3,"file":"download-CUyFpN2j.cjs","names":["code: DownloadError.Code","options?: DownloadErrorOptions","urls: SdkUrlStorage","version: SdkVersion","arch: SdkArch","os: SdkOS","options: DownloadOptions","http","https","resolvedOptions: ResolvedDownloadOptions","startByte?: number","extraOptions?: http.RequestOptions","chunks: Buffer[]","_value: unknown","speedHistory: number[]","progress: progress.Progress","progress","increment: number","network: number","unit: 'KB' | 'MB'","writeStream: fs.WriteStream","res: import('node:http').IncomingMessage","error: unknown","filePath: string","sha256: string","resolvedOptions: ResolvedDownloadOptions","extractedDir: string","emitter: Emitter<DownloadEventMap>","process","writePromises: Promise<void>[]","options: DownloadOptions","requestOptions?: import('node:https').RequestOptions","progressEvent: DownloadProgressEvent"],"sources":["../src/errors/download.ts","../src/enums/sdk.ts","../src/options.ts","../src/request.ts","../src/download.ts"],"sourcesContent":["export interface DownloadErrorOptions {\n message?: string\n cause?: unknown\n}\n\nexport class DownloadError extends Error {\n constructor(public code: DownloadError.Code, options?: DownloadErrorOptions) {\n super(options?.message)\n this.cause = options?.cause\n }\n}\n\nexport namespace DownloadError {\n export enum Code {\n DownloadFailed = 'DOWNLOAD_FAILED',\n ZipExtractionFailed = 'ZIP_EXTRACTION_FAILED',\n InvalidUrl = 'INVALID_URL',\n Sha256Mismatch = 'SHA256_MISMATCH',\n FileNotFound = 'FILE_NOT_FOUND',\n InvalidSha256 = 'INVALID_SHA256',\n FileReadError = 'FILE_READ_ERROR',\n }\n}\n","export enum SdkVersion {\n API10 = '4.0.0',\n API11 = '4.1.0',\n API12 = '5.0.0',\n API13 = '5.0.1',\n API14 = '5.0.2',\n API15 = '5.0.3',\n API18 = '5.1.0',\n API20 = '6.0.0-Beta1',\n}\n\nexport enum SdkArch {\n X86,\n ARM,\n}\n\nexport enum SdkOS {\n MacOS,\n Windows,\n Linux,\n}\n\nexport type SdkUrlStorage = Record<SdkVersion, Record<SdkArch, Record<SdkOS, string | null>>>\n\nconst urls: SdkUrlStorage = {\n [SdkVersion.API10]: {\n [SdkArch.X86]: {\n [SdkOS.MacOS]: 'https://mirrors.huaweicloud.com/harmonyos/os/4.0-Release/ohos-sdk-mac-public.tar.gz',\n [SdkOS.Windows]: 'https://mirrors.huaweicloud.com/harmonyos/os/4.0-Release/ohos-sdk-windows_linux-public.tar.gz',\n [SdkOS.Linux]: 'https://mirrors.huaweicloud.com/harmonyos/os/4.0-Release/ohos-sdk-windows_linux-public.tar.gz',\n },\n [SdkArch.ARM]: {\n [SdkOS.MacOS]: 'https://mirrors.huaweicloud.com/harmonyos/os/4.0-Release/L2-SDK-MAC-M1-PUBLIC.tar.gz',\n [SdkOS.Windows]: 'https://mirrors.huaweicloud.com/harmonyos/os/4.0-Release/ohos-sdk-windows_linux-public.tar.gz',\n [SdkOS.Linux]: null,\n },\n },\n [SdkVersion.API11]: {\n [SdkArch.X86]: {\n [SdkOS.MacOS]: 'https://mirrors.huaweicloud.com/harmonyos/os/4.1-Release/ohos-sdk-mac-public-signed.tar.gz',\n [SdkOS.Windows]: 'https://mirrors.huaweicloud.com/harmonyos/os/4.1-Release/ohos-sdk-windows_linux-public.tar.gz',\n [SdkOS.Linux]: 'https://mirrors.huaweicloud.com/harmonyos/os/4.1-Release/ohos-sdk-windows_linux-public.tar.gz',\n },\n [SdkArch.ARM]: {\n [SdkOS.MacOS]: 'https://mirrors.huaweicloud.com/harmonyos/os/4.1-Release/L2-SDK-MAC-M1-PUBLIC.tar.gz',\n [SdkOS.Windows]: 'https://mirrors.huaweicloud.com/harmonyos/os/4.1-Release/ohos-sdk-windows_linux-public.tar.gz',\n [SdkOS.Linux]: null,\n },\n },\n [SdkVersion.API12]: {\n [SdkArch.X86]: {\n [SdkOS.MacOS]: 'https://mirrors.huaweicloud.com/harmonyos/os/5.0.0-Release/ohos-sdk-mac-public.tar.gz',\n [SdkOS.Windows]: 'https://mirrors.huaweicloud.com/harmonyos/os/5.0.0-Release/ohos-sdk-windows_linux-public.tar.gz',\n [SdkOS.Linux]: 'https://mirrors.huaweicloud.com/harmonyos/os/5.0.0-Release/ohos-sdk-windows_linux-public.tar.gz',\n },\n [SdkArch.ARM]: {\n [SdkOS.MacOS]: 'https://mirrors.huaweicloud.com/harmonyos/os/5.0.0-Release/L2-SDK-MAC-M1-PUBLIC.tar.gz',\n [SdkOS.Windows]: 'https://mirrors.huaweicloud.com/harmonyos/os/5.0.0-Release/ohos-sdk-windows_linux-public.tar.gz',\n [SdkOS.Linux]: null,\n },\n },\n [SdkVersion.API13]: {\n [SdkArch.X86]: {\n [SdkOS.MacOS]: 'https://mirrors.huaweicloud.com/harmonyos/os/5.0.1-Release/ohos-sdk-mac-public.tar.gz',\n [SdkOS.Windows]: 'https://mirrors.huaweicloud.com/harmonyos/os/5.0.1-Release/ohos-sdk-windows_linux-public.tar.gz',\n [SdkOS.Linux]: 'https://mirrors.huaweicloud.com/harmonyos/os/5.0.1-Release/ohos-sdk-windows_linux-public.tar.gz',\n },\n [SdkArch.ARM]: {\n [SdkOS.MacOS]: 'https://mirrors.huaweicloud.com/harmonyos/os/5.0.1-Release/L2-SDK-MAC-M1-PUBLIC.tar.gz',\n [SdkOS.Windows]: 'https://mirrors.huaweicloud.com/harmonyos/os/5.0.1-Release/ohos-sdk-windows_linux-public.tar.gz',\n [SdkOS.Linux]: null,\n },\n },\n [SdkVersion.API14]: {\n [SdkArch.X86]: {\n [SdkOS.MacOS]: 'https://mirrors.huaweicloud.com/harmonyos/os/5.0.2-Release/ohos-sdk-mac-public.tar.gz',\n [SdkOS.Windows]: 'https://mirrors.huaweicloud.com/harmonyos/os/5.0.2-Release/ohos-sdk-windows_linux-public.tar.gz',\n [SdkOS.Linux]: 'https://mirrors.huaweicloud.com/harmonyos/os/5.0.2-Release/ohos-sdk-windows_linux-public.tar.gz',\n },\n [SdkArch.ARM]: {\n [SdkOS.MacOS]: 'https://mirrors.huaweicloud.com/harmonyos/os/5.0.2-Release/L2-SDK-MAC-M1-PUBLIC.tar.gz',\n [SdkOS.Windows]: 'https://mirrors.huaweicloud.com/harmonyos/os/5.0.2-Release/ohos-sdk-windows_linux-public.tar.gz',\n [SdkOS.Linux]: null,\n },\n },\n [SdkVersion.API15]: {\n [SdkArch.X86]: {\n [SdkOS.MacOS]: 'https://mirrors.huaweicloud.com/harmonyos/os/5.0.3-Release/ohos-sdk-mac-public.tar.gz',\n [SdkOS.Windows]: 'https://mirrors.huaweicloud.com/harmonyos/os/5.0.3-Release/ohos-sdk-windows_linux-public.tar.gz',\n [SdkOS.Linux]: 'https://mirrors.huaweicloud.com/harmonyos/os/5.0.3-Release/ohos-sdk-windows_linux-public.tar.gz',\n },\n [SdkArch.ARM]: {\n [SdkOS.MacOS]: 'https://mirrors.huaweicloud.com/harmonyos/os/5.0.3-Release/L2-SDK-MAC-M1-PUBLIC.tar.gz',\n [SdkOS.Windows]: 'https://mirrors.huaweicloud.com/harmonyos/os/5.0.3-Release/ohos-sdk-windows_linux-public.tar.gz',\n [SdkOS.Linux]: null,\n },\n },\n [SdkVersion.API18]: {\n [SdkArch.X86]: {\n [SdkOS.MacOS]: 'https://mirrors.huaweicloud.com/harmonyos/os/5.1.0-Release/ohos-sdk-mac-public.tar.gz',\n [SdkOS.Windows]: 'https://mirrors.huaweicloud.com/harmonyos/os/5.1.0-Release/ohos-sdk-windows_linux-public.tar.gz',\n [SdkOS.Linux]: 'https://mirrors.huaweicloud.com/harmonyos/os/5.1.0-Release/ohos-sdk-windows_linux-public.tar.gz',\n },\n [SdkArch.ARM]: {\n [SdkOS.MacOS]: 'https://mirrors.huaweicloud.com/harmonyos/os/5.1.0-Release/L2-SDK-MAC-M1-PUBLIC.tar.gz',\n [SdkOS.Windows]: 'https://mirrors.huaweicloud.com/harmonyos/os/5.1.0-Release/ohos-sdk-windows_linux-public.tar.gz',\n [SdkOS.Linux]: null,\n },\n },\n [SdkVersion.API20]: {\n [SdkArch.X86]: {\n [SdkOS.MacOS]: 'https://mirrors.huaweicloud.com/harmonyos/os/6.0-Beta1/ohos-sdk-mac-public.tar.gz',\n [SdkOS.Windows]: 'https://mirrors.huaweicloud.com/harmonyos/os/6.0-Beta1/ohos-sdk-windows_linux-public.tar.gz',\n [SdkOS.Linux]: 'https://mirrors.huaweicloud.com/harmonyos/os/6.0-Beta1/ohos-sdk-windows_linux-public.tar.gz',\n },\n [SdkArch.ARM]: {\n [SdkOS.MacOS]: 'https://mirrors.huaweicloud.com/harmonyos/os/6.0-Beta1/L2-SDK-MAC-M1-PUBLIC.tar.gz',\n [SdkOS.Windows]: 'https://mirrors.huaweicloud.com/harmonyos/os/6.0-Beta1/ohos-sdk-windows_linux-public.tar.gz',\n [SdkOS.Linux]: null,\n },\n },\n}\n\n/**\n * Get the SDK URL for a given version, architecture, and operating system.\n * @param version - The version of the SDK.\n * @param arch - The architecture of the SDK.\n * @param os - The operating system of the SDK.\n * @returns The URL of the SDK.\n */\nexport function getSdkUrl(version: SdkVersion, arch: SdkArch, os: SdkOS): string | null {\n return urls?.[version]?.[arch]?.[os] ?? null\n}\n\n/**\n * Get all the SDK URLs.\n * @returns The SDK URLs.\n */\nexport function getSdkUrls(): SdkUrlStorage {\n return urls\n}\n","import type { Emitter } from 'mitt'\nimport type progress from 'progress-stream'\nimport type * as tar from 'tar'\nimport fs from 'node:fs'\nimport http from 'node:http'\nimport https from 'node:https'\nimport path from 'node:path'\nimport { getSdkUrl, type SdkArch, type SdkOS, type SdkVersion } from './enums/sdk'\nimport { DownloadError } from './errors/download'\n\nexport interface UrlOptions {\n /**\n * The version of the SDK.\n */\n version: SdkVersion\n /**\n * The architecture of the SDK.\n */\n arch: SdkArch\n /**\n * The operating system of the SDK.\n */\n os: SdkOS\n}\n\nexport interface DownloadProgressEvent extends progress.Progress {\n /**\n * The network speed of the download.\n */\n network: number\n /**\n * The unit of the network speed.\n */\n unit: 'KB' | 'MB'\n /**\n * The increment of the {@linkcode DownloadProgressEvent.percentage}.\n */\n increment: number\n}\n\nexport interface DownloadOptions {\n /**\n * The URL of the SDK.\n */\n url: string | UrlOptions\n /**\n * The cache directory of the tar file.\n */\n cacheDir: string\n /**\n * The target directory of the SDK.\n */\n targetDir: string\n /**\n * Whether to clean the cache directory after the download is complete.\n *\n * @default true\n */\n clean?: boolean\n /**\n * The type of request to use.\n */\n requestType?: 'http' | 'https'\n /**\n * The signal to abort the download.\n */\n signal?: AbortSignal\n /**\n * The extra options to pass to the request.\n */\n requestOptions?: import('node:https').RequestOptions\n /**\n * Whether to enable resume download. If enabled, the download will automatically resume from where it left off.\n *\n * @default true\n */\n resumeDownload?: boolean\n /**\n * The temporary file path for storing partial downloads. If not specified, will use tarCacheDir + 'download.tmp.tar.gz'.\n */\n tempFilePath?: string\n /**\n * The callback function to be called when the download progress changes.\n *\n * @param e - The progress event.\n */\n onDownloadProgress?(e: DownloadProgressEvent): void | Promise<void>\n /**\n * The callback function to be called when the tar file is extracted.\n *\n * @param entry - The entry of the tar file.\n */\n onTarExtracted?(entry: tar.ReadEntry): void | Promise<void>\n /**\n * The callback function to be called when the zip file is extracted.\n *\n * @param entry - The entry of the zip file.\n */\n onZipExtracted?(entry: import('unzipper').Entry): void | Promise<void>\n}\n\nexport interface DownloadExecutor extends Emitter<DownloadEventMap> {\n startDownload(requestOptions?: import('node:https').RequestOptions): Promise<void>\n checkSha256(): Promise<void>\n extractTar(): Promise<void>\n extractZip(): Promise<void>\n clean(): Promise<void>\n}\n\n// eslint-disable-next-line ts/consistent-type-definitions\nexport type DownloadEventMap = {\n 'download-progress': DownloadProgressEvent\n 'tar-extracted': tar.ReadEntry\n 'zip-extracted': import('unzipper').Entry\n}\n\nexport type ResolvedDownloadOptions = Omit<DownloadOptions, 'url'> & {\n url: string\n requester: typeof import('node:http') | typeof import('node:https')\n tempFilePath: string\n}\n\nexport function resolveDownloadOptions(options: DownloadOptions): ResolvedDownloadOptions {\n const url = typeof options.url === 'string' ? options.url : getSdkUrl(options.url.version, options.url.arch, options.url.os)\n if (!url)\n throw new DownloadError(DownloadError.Code.InvalidUrl)\n\n if (!fs.existsSync(options.cacheDir))\n fs.mkdirSync(options.cacheDir, { recursive: true })\n\n options.tempFilePath = options.tempFilePath ? path.resolve(options.tempFilePath) : path.resolve(path.join(options.cacheDir, 'download.tmp.tar.gz'))\n\n if (!fs.existsSync(path.dirname(options.tempFilePath)))\n fs.mkdirSync(path.dirname(options.tempFilePath), { recursive: true })\n\n return {\n ...options,\n url,\n requester: options.requestType === 'http' ? http : https,\n tempFilePath: options.tempFilePath,\n targetDir: path.resolve(options.targetDir),\n resumeDownload: typeof options.resumeDownload === 'boolean' ? options.resumeDownload : true,\n }\n}\n","import type http from 'node:http'\nimport type { ResolvedDownloadOptions } from './options'\nimport { Buffer } from 'node:buffer'\nimport { DownloadError } from './errors/download'\n\nexport function makeRequest(resolvedOptions: ResolvedDownloadOptions, startByte?: number, extraOptions?: http.RequestOptions): Promise<http.IncomingMessage> {\n return new Promise<http.IncomingMessage>((resolve, reject) => {\n resolvedOptions.requester.get(resolvedOptions.url, {\n method: 'GET',\n headers: startByte\n ? {\n Range: `bytes=${startByte}-`,\n }\n : undefined,\n ...extraOptions,\n }, (res) => {\n if (res.statusCode === 416 || res.statusCode === 206) {\n resolve(res)\n }\n else if (res.statusCode !== 200) {\n reject(new DownloadError(DownloadError.Code.DownloadFailed, { cause: res }))\n }\n else {\n resolve(res)\n }\n }).on('error', err => reject(err))\n })\n}\n\nexport function makeSha256Request(resolvedOptions: ResolvedDownloadOptions): Promise<string> {\n return new Promise((resolve, reject) => {\n resolvedOptions.requester.get(`${resolvedOptions.url}.sha256`, (res) => {\n if (res.statusCode !== 200 && res.statusCode !== 201)\n reject(new DownloadError(DownloadError.Code.DownloadFailed, { cause: res.statusCode }))\n\n const chunks: Buffer[] = []\n res.on('data', (chunk) => {\n chunks.push(chunk)\n })\n res.on('end', () => {\n resolve(Buffer.concat(chunks).toString('utf-8'))\n })\n })\n })\n}\n","import type { Emitter } from 'mitt'\nimport type { DownloadEventMap, DownloadExecutor, DownloadProgressEvent, ResolvedDownloadOptions } from './options'\nimport crypto from 'node:crypto'\nimport fs from 'node:fs'\nimport path from 'node:path'\nimport process from 'node:process'\nimport { computed } from 'alien-signals'\nimport fg from 'fast-glob'\nimport mitt from 'mitt'\nimport progress from 'progress-stream'\nimport * as tar from 'tar'\nimport * as unzipper from 'unzipper'\nimport { DownloadError } from './errors/download'\nimport { type DownloadOptions, resolveDownloadOptions } from './options'\nimport { makeRequest, makeSha256Request } from './request'\n\nfunction typeAssert<T>(_value: unknown): asserts _value is T {}\n\nfunction useDownloadProgress() {\n let lastTime = Date.now()\n let lastTransferred = 0\n let lastPercentage = 0\n const speedHistory: number[] = [] // 存储最近几次的速度计算\n const maxHistorySize = 5 // 最多保存5次历史记录\n const minTimeInterval = 100 // 最小时间间隔100ms，避免计算过于频繁\n\n return (progress: progress.Progress): { network: number, unit: 'KB' | 'MB', increment: number } => {\n const currentTime = Date.now()\n const timeDifference = currentTime - lastTime\n const transferredDifference = progress.transferred - lastTransferred\n\n // 当前下载进度（百分比）与上一次下载进度（百分比）的差值，用于适配vscode.withProgress的increment参数\n const increment: number = progress.percentage - lastPercentage\n\n let network: number\n let unit: 'KB' | 'MB'\n\n // 只有当时间间隔足够大且有数据传输时才计算新的速度\n if (timeDifference >= minTimeInterval && transferredDifference > 0) {\n const currentSpeed = (transferredDifference / timeDifference) * 1000\n speedHistory.push(currentSpeed)\n\n // 保持历史记录数量在限制内\n if (speedHistory.length > maxHistorySize) {\n speedHistory.shift()\n }\n\n lastTime = currentTime\n lastTransferred = progress.transferred\n }\n\n // 计算平均速度，如果没有历史记录则使用0\n const avgSpeedBytesPerSecond = speedHistory.length > 0\n ? speedHistory.reduce((sum, speed) => sum + speed, 0) / speedHistory.length\n : 0\n\n if (avgSpeedBytesPerSecond >= 1024 * 1024) {\n network = Math.round(avgSpeedBytesPerSecond / (1024 * 1024) * 100) / 100\n unit = 'MB'\n }\n else {\n network = Math.round((avgSpeedBytesPerSecond / 1024) * 100) / 100\n unit = 'KB'\n }\n\n lastPercentage = progress.percentage\n\n return {\n network,\n unit,\n increment,\n }\n }\n}\n\nasync function onDownloaded(writeStream: fs.WriteStream, res: import('node:http').IncomingMessage): Promise<void> {\n return new Promise<void>((resolve, reject) => {\n let isResolved = false\n\n function cleanup(): void {\n isResolved = true\n if (!res.destroyed) {\n res.destroy()\n }\n if (!writeStream.destroyed) {\n writeStream.destroy()\n }\n }\n\n function handleError(error: unknown): void {\n if (!isResolved) {\n cleanup()\n const errorMessage = error instanceof Error ? error.message : String(error)\n reject(new DownloadError(DownloadError.Code.DownloadFailed, {\n message: `Download failed: ${errorMessage}`,\n cause: error,\n }))\n }\n }\n\n writeStream.on('error', handleError)\n writeStream.on('finish', () => {\n if (!isResolved) {\n isResolved = true\n if (!res.destroyed) {\n res.destroy()\n }\n resolve()\n }\n })\n\n res.on('error', handleError)\n })\n}\n\nasync function _checkSha256(filePath: string, sha256: string): Promise<void> {\n if (!fs.existsSync(filePath)) {\n throw new DownloadError(DownloadError.Code.FileNotFound, {\n message: `File not found: ${filePath}`,\n })\n }\n\n if (!sha256 || typeof sha256 !== 'string' || !/^[a-f0-9]{64}$/i.test(sha256.trim())) {\n throw new DownloadError(DownloadError.Code.InvalidSha256, {\n message: 'Invalid SHA256 format',\n })\n }\n\n return new Promise((resolve, reject) => {\n const hash = crypto.createHash('sha256')\n const stream = fs.createReadStream(filePath)\n\n stream.on('error', (error) => {\n reject(new DownloadError(DownloadError.Code.FileReadError, {\n message: `Failed to read file: ${error.message}`,\n }))\n })\n\n stream.on('data', (chunk) => {\n hash.update(chunk)\n })\n\n stream.on('end', () => {\n const calculatedHash = hash.digest('hex').trim()\n const expectedHash = sha256.trim()\n\n if (calculatedHash !== expectedHash) {\n const error = new DownloadError(DownloadError.Code.Sha256Mismatch, {\n message: `SHA256 checksum mismatch, expected: ${expectedHash}, actual: ${calculatedHash}`,\n })\n reject(error)\n }\n else {\n resolve()\n }\n })\n })\n}\n\nasync function _extractTar(resolvedOptions: ResolvedDownloadOptions, extractedDir: string, emitter: Emitter<DownloadEventMap>): Promise<void> {\n await tar.extract({\n file: resolvedOptions.tempFilePath,\n cwd: extractedDir,\n onReadEntry: (entry) => {\n resolvedOptions.onTarExtracted?.(entry)\n emitter.emit('tar-extracted', entry)\n },\n })\n}\n\nasync function _extractZip(resolvedOptions: ResolvedDownloadOptions, extractedDir: string, emitter: Emitter<DownloadEventMap>): Promise<void> {\n // 在MacOS上解压直接解压到目标目录即可，linux和windows则需要找到对应的目录再解压\n const currentOS = process.platform === 'win32' ? 'windows' : process.platform === 'linux' ? 'linux' : undefined\n\n let files = fg.sync(path.join(extractedDir, '**', '*.zip'), {\n onlyFiles: true,\n absolute: true,\n }).filter(file => file.endsWith('.zip'))\n\n if (currentOS === 'linux' || currentOS === 'windows') {\n files = files.filter(filePath => filePath.includes(currentOS))\n }\n\n async function extractSingleZip(filePath: string): Promise<void> {\n const fileReadStream = fs.createReadStream(filePath).pipe(unzipper.Parse({ forceStream: true }))\n const writePromises: Promise<void>[] = []\n\n for await (const entry of fileReadStream) {\n typeAssert<unzipper.Entry>(entry)\n const currentFilePath = path.join(resolvedOptions.targetDir, entry.path)\n\n if (entry.type === 'File') {\n if (!fs.existsSync(path.dirname(currentFilePath)))\n fs.mkdirSync(path.dirname(currentFilePath), { recursive: true })\n\n const writePromise = new Promise<void>((resolve, reject) => {\n const writeStream = fs.createWriteStream(currentFilePath)\n writeStream.on('error', reject)\n writeStream.on('finish', resolve)\n entry.pipe(writeStream)\n })\n writePromises.push(writePromise)\n\n await resolvedOptions.onZipExtracted?.(entry)\n emitter.emit('zip-extracted', entry)\n }\n else if (entry.type === 'Directory') {\n if (!fs.existsSync(currentFilePath))\n fs.mkdirSync(currentFilePath, { recursive: true })\n }\n }\n\n // 等待所有文件写入完成\n await Promise.all(writePromises)\n }\n\n // 确保目标目录存在\n if (!fs.existsSync(resolvedOptions.targetDir)) {\n fs.mkdirSync(resolvedOptions.targetDir, { recursive: true })\n }\n\n await Promise.all(files.map(extractSingleZip))\n}\n\n/**\n * Download the ArkTS SDK.\n *\n * @param options - The options for the download.\n */\nexport async function createDownloader(options: DownloadOptions): Promise<DownloadExecutor> {\n const resolvedOptions = resolveDownloadOptions(options)\n const emitter = mitt<DownloadEventMap>()\n\n async function startDownload(requestOptions?: import('node:https').RequestOptions): Promise<void> {\n const startByte = computed<number>(() => fs.existsSync(resolvedOptions.tempFilePath) ? fs.statSync(resolvedOptions.tempFilePath).size : 0)\n const res = await makeRequest(resolvedOptions, startByte(), {\n signal: resolvedOptions.signal,\n ...resolvedOptions.requestOptions,\n ...requestOptions,\n })\n const totalLength = computed<number>(() => (Number(res.headers['content-length']) || 0) + startByte())\n const downloadProgressStream = progress({ length: totalLength(), transferred: startByte() })\n const progressHandler = useDownloadProgress()\n downloadProgressStream.on('progress', (progress) => {\n const progressEvent: DownloadProgressEvent = {\n ...progress,\n ...progressHandler(progress),\n }\n options.onDownloadProgress?.(progressEvent)\n emitter.emit('download-progress', progressEvent)\n })\n\n if (res.statusCode === 200 || res.statusCode === 206) {\n const writeStream = fs.createWriteStream(resolvedOptions.tempFilePath, {\n flags: startByte() > 0 ? 'a' : 'w',\n start: startByte(),\n })\n res.pipe(downloadProgressStream).pipe(writeStream)\n await onDownloaded(writeStream, res)\n }\n }\n\n async function checkSha256(): Promise<void> {\n const sha256 = await makeSha256Request(resolvedOptions)\n await _checkSha256(resolvedOptions.tempFilePath, sha256)\n }\n\n const extractedDir = path.join(resolvedOptions.cacheDir, '.tar-extracted')\n\n async function extractTar(): Promise<void> {\n if (!fs.existsSync(extractedDir))\n fs.mkdirSync(extractedDir, { recursive: true })\n await _extractTar(resolvedOptions, extractedDir, emitter)\n }\n\n async function extractZip(): Promise<void> {\n await _extractZip(resolvedOptions, extractedDir, emitter)\n }\n\n async function clean(): Promise<void> {\n if (resolvedOptions.clean !== false) {\n fs.rmSync(resolvedOptions.tempFilePath, { recursive: true })\n fs.rmSync(resolvedOptions.cacheDir, { recursive: true })\n }\n }\n\n return {\n startDownload,\n checkSha256,\n extractTar,\n extractZip,\n clean,\n emit: emitter.emit,\n on: emitter.on,\n off: emitter.off,\n all: emitter.all,\n }\n}\n\n/**\n * Download the ArkTS SDK.\n *\n * @deprecated Deprecate this entry in newer version.\n * @param options - The options for the download.\n */\nexport async function download(options: DownloadOptions): Promise<DownloadExecutor> {\n return await 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