Create google events

createCommand.js

gEvent
  .command('create [summary...]')
  .option('-s, --start [date]', 'Set start date[chrono based date parsing]')
  .option('-e, --end [date]', 'Set end date[chrono based date parsing]')
  .option('-l, --location [eventLocation]', 'Set location of the event')
  .option('--notify', 'Notify me about the event')
  .validate(function (args) {
    if (!args.options.start) {
      return 'start date is missing';
    } else if (!args.options.end) {
      return 'end date is missing';
    } else {
      return true;
    }
  })
  .action(async function (args, callback) {
    const calender = google.calendar({
      version: 'v3',
      auth: oauth2Client
    });

    let event = {
      summary: args.summary.join(' ')
    };

    let time = chrono.parseDate(args.options.start);
    if (time) {
      event.start = { dateTime: time.toISOString() };
    } else {
      this.log(Yellow('Warning: cannot parse \'start\' date'));
      event.start = { dateTime: (new Date()).toISOString() };
    }

    time = chrono.parseDate(args.options.end);
    if (time) {
      event.end = { dateTime: time.toISOString() };
    } else {
      this.log(Yellow('Warning: cannot parse \'end\' date'));
      event.end = { dateTime: (new Date()).toISOString() };
    }

    if(args.options.notify) {
      event.sendNotifications = true;
    }

    if(args.options.location) {
      event.location = args.options.location;
    }

    const options = {
      calendarId: 'primary',
      resource: event
    };

    const res = await calender.events.insert(options);
  
    const { summary, start, end, location, htmlLink } = res.data;

    this.log(Summary(summary));
    this.log();
    const startTime = moment(start.dateTime).format('MMMM Do YYYY, h:mm:ss a');
    const endTime = moment(end.dateTime).format('MMMM Do YYYY, h:mm:ss a');
    this.log(Time('Start Time: '), startTime, '    ', Time('Start Time: '), endTime);
    this.log(Location(location || 'Location is not available.'));
    this.log(htmlLink);
    this.log();
    this.log();
    callback();
  });