page-loader-ivan/dist/loader.js

Web page loader

'use strict';

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.loadFile = exports.getHtml = undefined;

var _debug = require('debug');

var _debug2 = _interopRequireDefault(_debug);

var _errno = require('errno');

var _errno2 = _interopRequireDefault(_errno);

var _axios = require('axios');

var _axios2 = _interopRequireDefault(_axios);

var _fs = require('mz/fs');

var _fs2 = _interopRequireDefault(_fs);

var _fs3 = require('./fs');

var _LoaderError = require('./LoaderError');

var _LoaderError2 = _interopRequireDefault(_LoaderError);

function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }

var debug = (0, _debug2.default)('page-loader:loader');

var throwUnavailableLink = function throwUnavailableLink(err, link) {
  var message = 'unavailable link ' + link + ' due to reason: ' + err.message;
  throw new _LoaderError2.default(_errno2.default.code.EADDRNOTAVAIL, message);
};

var getHtml = exports.getHtml = function getHtml(link) {
  return _axios2.default.get(link).catch(function (err) {
    return throwUnavailableLink(err, link);
  }).then(function (res) {
    return res.data;
  });
};

var loadFile = exports.loadFile = function loadFile(link, filepath) {
  debug('start load a file %s', link);
  return (0, _fs3.checkCreation)(filepath).then(function () {
    return (0, _axios2.default)({
      method: 'get',
      url: link,
      responseType: 'arraybuffer'
    });
  }).catch(function (err) {
    return throwUnavailableLink(err, link);
  }).then(function (res) {
    return _fs2.default.writeFile(filepath, res.data, 'base64');
  }).then(function () {
    return debug('end load a file %s', link);
  });
};
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