"use strict";

var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {

return new (P || (P = Promise))(function (resolve, reject) {

function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }

function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }

function step(result) { result.done ? resolve(result.value) : new P(function (resolve) { resolve(result.value); }).then(fulfilled, rejected); }

step((generator = generator.apply(thisArg, _arguments || [])).next());

});

};

var __importStar = (this && this.__importStar) || function (mod) {

if (mod && mod.__esModule) return mod;

var result = {};

if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];

result["default"] = mod;

return result;

};

Object.defineProperty(exports, "__esModule", { value: true });

// Load tempDirectory before it gets wiped by tool-cache

let tempDirectory = process.env['RUNNER_TEMPDIRECTORY'] || '';

const core = __importStar(require("@actions/core"));

const io = __importStar(require("@actions/io"));

const tc = __importStar(require("@actions/tool-cache"));

const restm = __importStar(require("typed-rest-client/RestClient"));

const os = __importStar(require("os"));

const path = __importStar(require("path"));

const semver = __importStar(require("semver"));

let osPlat = os.platform();

let osArch = os.arch();

if (!tempDirectory) {

let baseLocation;

if (process.platform === 'win32') {

// On windows use the USERPROFILE env variable

baseLocation = process.env['USERPROFILE'] || 'C:\\';

}

else {

if (process.platform === 'darwin') {

baseLocation = '/Users';

}

else {

baseLocation = '/home';

}

}

tempDirectory = path.join(baseLocation, 'actions', 'temp');

}

function getNode(versionSpec) {

return __awaiter(this, void 0, void 0, function* () {

// check cache

let toolPath;

toolPath = tc.find('node', versionSpec);

// If not found in cache, download

if (!toolPath) {

let version;

const c = semver.clean(versionSpec) || '';

// If explicit version

if (semver.valid(c) != null) {

// version to download

version = versionSpec;

}

else {

// query nodejs.org for a matching version

version = yield queryLatestMatch(versionSpec);

if (!version) {

throw new Error(`Unable to find Node version '${versionSpec}' for platform ${osPlat} and architecture ${osArch}.`);

}

// check cache

toolPath = tc.find('node', version);

}

if (!toolPath) {

// download, extract, cache

toolPath = yield acquireNode(version);

}

}

//

// a tool installer initimately knows details about the layout of that tool

// for example, node binary is in the bin folder after the extract on Mac/Linux.

// layouts could change by version, by platform etc... but that's the tool installers job

//

if (osPlat != 'win32') {

toolPath = path.join(toolPath, 'bin');

}

//

// prepend the tools path. instructs the agent to prepend for future tasks

core.addPath(toolPath);

});

}

exports.getNode = getNode;

function queryLatestMatch(versionSpec) {

return __awaiter(this, void 0, void 0, function* () {

// node offers a json list of versions

let dataFileName;

switch (osPlat) {

case 'linux':

dataFileName = 'linux-' + osArch;

break;

case 'darwin':

dataFileName = 'osx-' + osArch + '-tar';

break;

case 'win32':

dataFileName = 'win-' + osArch + '-exe';

break;

default:

throw new Error(`Unexpected OS '${osPlat}'`);

}

let versions = [];

let dataUrl = 'https://nodejs.org/dist/index.json';

let rest = new restm.RestClient('vsts-node-tool');

let nodeVersions = (yield rest.get(dataUrl)).result || [];

nodeVersions.forEach((nodeVersion) => {

// ensure this version supports your os and platform

if (nodeVersion.files.indexOf(dataFileName) >= 0) {

versions.push(nodeVersion.version);

}

});

// get the latest version that matches the version spec

let version = evaluateVersions(versions, versionSpec);

return version;

});

}

// TODO - should we just export this from @actions/tool-cache? Lifted directly from there

function evaluateVersions(versions, versionSpec) {

let version = '';

core.debug(`evaluating ${versions.length} versions`);

versions = versions.sort((a, b) => {

if (semver.gt(a, b)) {

return 1;

}

return -1;

});

for (let i = versions.length - 1; i >= 0; i--) {

const potential = versions[i];

const satisfied = semver.satisfies(potential, versionSpec);

if (satisfied) {

version = potential;

break;

}

}

if (version) {

core.debug(`matched: ${version}`);

}

else {

core.debug('match not found');

}

return version;

}

function acquireNode(version) {

return __awaiter(this, void 0, void 0, function* () {

//

// Download - a tool installer intimately knows how to get the tool (and construct urls)

//

version = semver.clean(version) || '';

let fileName = osPlat == 'win32'

? 'node-v' + version + '-win-' + os.arch()

: 'node-v' + version + '-' + osPlat + '-' + os.arch();

let urlFileName = osPlat == 'win32' ? fileName + '.7z' : fileName + '.tar.gz';

let downloadUrl = 'https://nodejs.org/dist/v' + version + '/' + urlFileName;

let downloadPath;

try {

downloadPath = yield tc.downloadTool(downloadUrl);

}

catch (err) {

if (err instanceof tc.HTTPError && err.httpStatusCode == 404) {

return yield acquireNodeFromFallbackLocation(version);

}

throw err;

}

//

// Extract

//

let extPath;

if (osPlat == 'win32') {

let _7zPath = path.join(__dirname, '..', 'externals', '7zr.exe');

extPath = yield tc.extract7z(downloadPath, undefined, _7zPath);

}

else {

extPath = yield tc.extractTar(downloadPath);

}

//

// Install into the local tool cache - node extracts with a root folder that matches the fileName downloaded

//

let toolRoot = path.join(extPath, fileName);

return yield tc.cacheDir(toolRoot, 'node', version);

});

}

// For non LTS versions of Node, the files we need (for Windows) are sometimes located

// in a different folder than they normally are for other versions.

// Normally the format is similar to: https://nodejs.org/dist/v5.10.1/node-v5.10.1-win-x64.7z

// In this case, there will be two files located at:

// /dist/v5.10.1/win-x64/node.exe

// /dist/v5.10.1/win-x64/node.lib

// If this is not the structure, there may also be two files located at:

// /dist/v0.12.18/node.exe

// /dist/v0.12.18/node.lib

// This method attempts to download and cache the resources from these alternative locations.

// Note also that the files are normally zipped but in this case they are just an exe

// and lib file in a folder, not zipped.

function acquireNodeFromFallbackLocation(version) {

return __awaiter(this, void 0, void 0, function* () {

// Create temporary folder to download in to

let tempDownloadFolder = 'temp_' + Math.floor(Math.random() * 2000000000);

let tempDir = path.join(tempDirectory, tempDownloadFolder);

yield io.mkdirP(tempDir);

let exeUrl;

let libUrl;

try {

exeUrl = `https://nodejs.org/dist/v${version}/win-${os.arch()}/node.exe`;

libUrl = `https://nodejs.org/dist/v${version}/win-${os.arch()}/node.lib`;

const exePath = yield tc.downloadTool(exeUrl);

yield io.cp(exePath, path.join(tempDir, 'node.exe'));

const libPath = yield tc.downloadTool(libUrl);

yield io.cp(libPath, path.join(tempDir, 'node.lib'));

}

catch (err) {

if (err instanceof tc.HTTPError && err.httpStatusCode == 404) {

exeUrl = `https://nodejs.org/dist/v${version}/node.exe`;

libUrl = `https://nodejs.org/dist/v${version}/node.lib`;

const exePath = yield tc.downloadTool(exeUrl);

yield io.cp(exePath, path.join(tempDir, 'node.exe'));

const libPath = yield tc.downloadTool(libUrl);

yield io.cp(libPath, path.join(tempDir, 'node.lib'));

}

else {

throw err;

}

}

return yield tc.cacheDir(tempDir, 'node', version);

});

}