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import * as path from 'path';

import * as core from '@actions/core';

import * as tc from '@actions/tool-cache';

import * as exec from '@actions/exec';

import {ExecOptions} from '@actions/exec/lib/interfaces';

import {IS_WINDOWS, IS_LINUX} from './utils';

const TOKEN = core.getInput('token');

const AUTH = !TOKEN || isGhes() ? undefined : `token ${TOKEN}`;

const MANIFEST_REPO_OWNER = 'actions';

const MANIFEST_REPO_NAME = 'python-versions';

const MANIFEST_REPO_BRANCH = 'main';

export const MANIFEST_URL = `https://raw.githubusercontent.com/${MANIFEST_REPO_OWNER}/${MANIFEST_REPO_NAME}/${MANIFEST_REPO_BRANCH}/versions-manifest.json`;

export async function findReleaseFromManifest(

semanticVersionSpec: string,

architecture: string

): Promise<tc.IToolRelease | undefined> {

const manifest: tc.IToolRelease[] = await tc.getManifestFromRepo(

MANIFEST_REPO_OWNER,

MANIFEST_REPO_NAME,

AUTH,

MANIFEST_REPO_BRANCH

);

return await tc.findFromManifest(

semanticVersionSpec,

false,

manifest,

architecture

);

}

async function installPython(workingDirectory: string) {

const options: ExecOptions = {

cwd: workingDirectory,

env: {

...process.env,

...(IS_LINUX && {LD_LIBRARY_PATH: path.join(workingDirectory, 'lib')})

},

silent: true,

listeners: {

stdout: (data: Buffer) => {

core.info(data.toString().trim());

},

stderr: (data: Buffer) => {

core.error(data.toString().trim());

}

}

};

if (IS_WINDOWS) {

await exec.exec('powershell', ['./setup.ps1'], options);

} else {

await exec.exec('bash', ['./setup.sh'], options);

}

}

export async function installCpythonFromRelease(release: tc.IToolRelease) {

const downloadUrl = release.files[0].download_url;

core.info(`Download from "${downloadUrl}"`);

const pythonPath = await tc.downloadTool(downloadUrl, undefined, AUTH);

core.info('Extract downloaded archive');

let pythonExtractedFolder;

if (IS_WINDOWS) {

pythonExtractedFolder = await tc.extractZip(pythonPath);

} else {

pythonExtractedFolder = await tc.extractTar(pythonPath);

}

core.info('Execute installation script');

await installPython(pythonExtractedFolder);

}

function isGhes(): boolean {

const ghUrl = new URL(

process.env['GITHUB_SERVER_URL'] || 'https://github.com'

);

return ghUrl.hostname.toUpperCase() !== 'GITHUB.COM';

}