zapier-platform-cli/lib/utils/example-apps.js

The CLI for apps in the Zapier Developer Platform.

'use strict';

var fetch = require('node-fetch');
var path = require('path');
var tmp = require('tmp');
var fse = require('fs-extra');
var AdmZip = require('adm-zip');

var _require = require('./files'),
    writeFile = _require.writeFile,
    copyDir = _require.copyDir;

var LAMBDA_VERSION = 'v6.10.2';

var downloadAndUnzipTo = function downloadAndUnzipTo(key, destDir) {
  var fragment = 'zapier-platform-example-app-' + key;
  var folderInZip = fragment + '-master';
  var url = 'https://codeload.github.com/zapier/' + fragment + '/zip/master';

  var tempDir = tmp.tmpNameSync();
  var tempFilePath = path.resolve(tempDir, 'zapier-template.zip');

  return fse.ensureDir(tempDir).then(function () {
    return fetch(url);
  }).then(function (res) {
    return res.buffer();
  }).then(function (buffer) {
    return writeFile(tempFilePath, buffer);
  }).then(function () {
    var zip = new AdmZip(tempFilePath);
    zip.extractAllTo(tempDir, true);
    return path.join(tempDir, folderInZip);
  }).then(function (currPath) {
    return copyDir(currPath, destDir);
  }).then(function () {
    return fse.writeFile(path.join(destDir, '.nvmrc'), LAMBDA_VERSION + '\n');
  }).then(function () {
    return fse.remove(tempDir);
  });
};

var removeReadme = function removeReadme(dir) {
  return fse.remove(path.join(dir, 'README.md'));
};

module.exports = {
  downloadAndUnzipTo: downloadAndUnzipTo,
  removeReadme: removeReadme
};