fangliao-houtai/node_modules/@uppy/utils/lib/emitSocketProgress.js

"use strict";

const throttle = require("lodash.throttle");

function emitSocketProgress(uploader, progressData, file) {
  const {
    progress,
    bytesUploaded,
    bytesTotal
  } = progressData;

  if (progress) {
    uploader.uppy.log(`Upload progress: ${progress}`);
    uploader.uppy.emit('upload-progress', file, {
      uploader,
      bytesUploaded,
      bytesTotal
    });
  }
}

module.exports = throttle(emitSocketProgress, 300, {
  leading: true,
  trailing: true
});