uppy/lib/plugins/StatusBar/index.js

Almost as cute as a Puppy :dog:

'use strict';

var _extends = Object.assign || function (target) { for (var i = 1; i < arguments.length; i++) { var source = arguments[i]; for (var key in source) { if (Object.prototype.hasOwnProperty.call(source, key)) { target[key] = source[key]; } } } return target; };

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }

function _possibleConstructorReturn(self, call) { if (!self) { throw new ReferenceError("this hasn't been initialised - super() hasn't been called"); } return call && (typeof call === "object" || typeof call === "function") ? call : self; }

function _inherits(subClass, superClass) { if (typeof superClass !== "function" && superClass !== null) { throw new TypeError("Super expression must either be null or a function, not " + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

var Plugin = require('../Plugin');
var StatusBar = require('./StatusBar');

var _require = require('../../core/Utils'),
    getSpeed = _require.getSpeed;

var _require2 = require('../../core/Utils'),
    getBytesRemaining = _require2.getBytesRemaining;

var _require3 = require('../../core/Utils'),
    prettyETA = _require3.prettyETA;

var prettyBytes = require('prettier-bytes'

/**
 * A status bar.
 */
);module.exports = function (_Plugin) {
  _inherits(StatusBarUI, _Plugin);

  function StatusBarUI(core, opts) {
    _classCallCheck(this, StatusBarUI);

    var _this = _possibleConstructorReturn(this, _Plugin.call(this, core, opts));

    _this.id = 'StatusBar';
    _this.title = 'StatusBar';
    _this.type = 'progressindicator';

    // set default options
    var defaultOptions = {
      target: 'body',
      showProgressDetails: false

      // merge default options with the ones set by user
    };_this.opts = _extends({}, defaultOptions, opts);

    _this.pauseAll = _this.pauseAll.bind(_this);
    _this.resumeAll = _this.resumeAll.bind(_this);
    _this.cancelAll = _this.cancelAll.bind(_this);
    _this.render = _this.render.bind(_this);
    _this.install = _this.install.bind(_this);
    return _this;
  }

  StatusBarUI.prototype.cancelAll = function cancelAll() {
    this.core.emit('core:cancel-all');
  };

  StatusBarUI.prototype.pauseAll = function pauseAll() {
    this.core.emit('core:pause-all');
  };

  StatusBarUI.prototype.resumeAll = function resumeAll() {
    this.core.emit('core:resume-all');
  };

  StatusBarUI.prototype.getTotalSpeed = function getTotalSpeed(files) {
    var totalSpeed = 0;
    files.forEach(function (file) {
      totalSpeed = totalSpeed + getSpeed(file.progress);
    });
    return totalSpeed;
  };

  StatusBarUI.prototype.getTotalETA = function getTotalETA(files) {
    var totalSpeed = this.getTotalSpeed(files);
    if (totalSpeed === 0) {
      return 0;
    }

    var totalBytesRemaining = files.reduce(function (total, file) {
      return total + getBytesRemaining(file.progress);
    }, 0);

    return Math.round(totalBytesRemaining / totalSpeed * 10) / 10;
  };

  StatusBarUI.prototype.render = function render(state) {
    var files = state.files;

    var uploadStartedFiles = Object.keys(files).filter(function (file) {
      return files[file].progress.uploadStarted;
    });
    var completeFiles = Object.keys(files).filter(function (file) {
      return files[file].progress.uploadComplete;
    });
    var inProgressFiles = Object.keys(files).filter(function (file) {
      return !files[file].progress.uploadComplete && files[file].progress.uploadStarted && !files[file].isPaused;
    });
    var processingFiles = Object.keys(files).filter(function (file) {
      return files[file].progress.preprocess || files[file].progress.postprocess;
    });

    var inProgressFilesArray = [];
    inProgressFiles.forEach(function (file) {
      inProgressFilesArray.push(files[file]);
    });

    var totalSpeed = prettyBytes(this.getTotalSpeed(inProgressFilesArray));
    var totalETA = prettyETA(this.getTotalETA(inProgressFilesArray)

    // total size and uploaded size
    );var totalSize = 0;
    var totalUploadedSize = 0;
    inProgressFilesArray.forEach(function (file) {
      totalSize = totalSize + (file.progress.bytesTotal || 0);
      totalUploadedSize = totalUploadedSize + (file.progress.bytesUploaded || 0);
    });
    totalSize = prettyBytes(totalSize);
    totalUploadedSize = prettyBytes(totalUploadedSize);

    var isAllComplete = state.totalProgress === 100 && completeFiles.length === Object.keys(files).length && processingFiles.length === 0;
    var isAllPaused = inProgressFiles.length === 0 && !isAllComplete && uploadStartedFiles.length > 0;
    var isUploadStarted = uploadStartedFiles.length > 0;

    var resumableUploads = this.core.getState().capabilities.resumableUploads || false;

    return StatusBar({
      error: state.error,
      totalProgress: state.totalProgress,
      totalSize: totalSize,
      totalUploadedSize: totalUploadedSize,
      uploadStartedFiles: uploadStartedFiles,
      isAllComplete: isAllComplete,
      isAllPaused: isAllPaused,
      isUploadStarted: isUploadStarted,
      pauseAll: this.pauseAll,
      resumeAll: this.resumeAll,
      cancelAll: this.cancelAll,
      complete: completeFiles.length,
      inProgress: uploadStartedFiles.length,
      totalSpeed: totalSpeed,
      totalETA: totalETA,
      files: state.files,
      resumableUploads: resumableUploads
    });
  };

  StatusBarUI.prototype.install = function install() {
    var target = this.opts.target;
    var plugin = this;
    this.target = this.mount(target, plugin);
  };

  StatusBarUI.prototype.uninstall = function uninstall() {
    this.unmount();
  };

  return StatusBarUI;
}(Plugin);
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