upload.js

// Copyright 2016 Google LLC
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//    http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

'use strict';

const fs = require('fs');
const path = require('path');
const readline = require('readline');
const {google} = require('googleapis');
const {authenticate} = require('@google-cloud/local-auth');

const drive = google.drive('v3');

async function runSample(fileName) {
  // Obtain user credentials to use for the request
  const auth = await authenticate({
    keyfilePath: path.join(__dirname, '../oauth2.keys.json'),
    scopes: 'https://www.googleapis.com/auth/drive.file',
  });
  google.options({auth});

  const fileSize = fs.statSync(fileName).size;
  const res = await drive.files.create(
    {
      requestBody: {
        // a requestBody element is required if you want to use multipart
      },
      media: {
        body: fs.createReadStream(fileName),
      },
    },
    {
      // Use the `onUploadProgress` event from Axios to track the
      // number of bytes uploaded to this point.
      onUploadProgress: evt => {
        const progress = (evt.bytesRead / fileSize) * 100;
        readline.clearLine(process.stdout, 0);
        readline.cursorTo(process.stdout, 0);
        process.stdout.write(`${Math.round(progress)}% complete`);
      },
    }
  );
  console.log(res.data);
  return res.data;
}

// if invoked directly (not tests), authenticate and run the samples
if (module === require.main) {
  const fileName = process.argv[2];
  runSample(fileName).catch(console.error);
}
module.exports = runSample;