// Copyright 2018 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 path = require('path');

const {google} = require('googleapis');

const docs = google.docs('v1');

async function runSample() {

// Obtain user credentials to use for the request

const auth = new google.auth.GoogleAuth({

keyfilePath: path.join(__dirname, '../oauth2.keys.json'),

scopes: 'https://www.googleapis.com/auth/documents',

});

const client = await auth.getClient();

google.options({auth: client});

// The initial call to create the doc will have a title but no content.

// This is a limitation of the underlying API.

const createResponse = await docs.documents.create({

requestBody: {

title: 'Your new document!',

},

});

console.log(createResponse.data);

// now that we created the doc, let's add content using the

// documentId returned from the create call.

const updateResponse = await docs.documents.batchUpdate({

documentId: createResponse.data.documentId,

requestBody: {

requests: [

{

insertText: {

// The first text inserted into the document must create a paragraph,

// which can't be done with the `location` property. Use the

// `endOfSegmentLocation` instead, which assumes the Body if

// unspecified.

endOfSegmentLocation: {},

text: 'Hello there!'

}

}]

}

});

console.log(updateResponse.data);

return updateResponse.data;

}

if (module === require.main) {

runSample().catch(console.error);

}

module.exports = runSample;