Class CalendarEvent

// Gets an event by its ID. For an event series, use getEventSeriesById(iCalId)
// instead.
// TODO(developer): Replace the string with the event ID that you want to get.
const event = CalendarApp.getEventById('abc123456');

// Adds an email notification for 15 minutes before the event.
event.addEmailReminder(15);

// Example 1: Add a guest to one event
function addAttendeeToEvent() {
  // Replace the below values with your own
  const attendeeEmail =
      'user@example.com';  // Email address of the person you need to add
  const calendarId =
      'calendar_123@group.calendar.google.com';  // ID of calendar containing
  // event
  const eventId = '123abc';  // ID of event instance

  const calendar = CalendarApp.getCalendarById(calendarId);
  if (calendar === null) {
    // Calendar not found
    console.log('Calendar not found', calendarId);
    return;
  }
  const event = calendar.getEventById(eventId);
  if (event === null) {
    // Event not found
    console.log('Event not found', eventId);
    return;
  }
  event.addGuest(attendeeEmail);
}

// Example 2: Add a guest to all events on a calendar within a specified
// timeframe
function addAttendeeToAllEvents() {
  // Replace the following values with your own
  const attendeeEmail =
      'user@example.com';  // Email address of the person you need to add
  const calendarId =
      'calendar_123@group.calendar.google.com';  // ID of calendar with the
  // events
  const startDate =
      new Date('YYYY-MM-DD');  // The first date to add the guest to the events
  const endDate =
      new Date('YYYY-MM-DD');  // The last date to add the guest to the events

  const calendar = CalendarApp.getCalendarById(calendarId);
  if (calendar === null) {
    // Calendar not found
    console.log('Calendar not found', calendarId);
    return;
  }
  // Get the events within the specified timeframe
  const calEvents = calendar.getEvents(startDate, endDate);
  console.log(calEvents.length);  // Checks how many events are found
  // Loop through all events and add the attendee to each of them
  for (let i = 0; i < calEvents.length; i++) {
    const event = calEvents[i];
    event.addGuest(attendeeEmail);
  }
}

// Gets an event by its ID. For an event series, use getEventSeriesById(iCalId)
// instead.
// TODO(developer): Replace the string with the event ID that you want to get.
const event = CalendarApp.getEventById('abc123456');

// Adds a pop-up notification for 15 minutes before the event.
event.addPopupReminder(15);

// Gets an event by its ID. For an event series, use getEventSeriesById(iCalId)
// instead.
// TODO(developer): Replace the string with the event ID that you want to get.
const event = CalendarApp.getEventById('abc123456');

// Determines whether people can add themselves as guests to the event and logs
// it.
console.log(event.anyoneCanAddSelf());

// Gets an event by its ID.
// TODO(developer): Replace the string with the ID of the event that you want to
// delete.
const event = CalendarApp.getEventById('abc123456');

// Deletes the event.
event.deleteEvent();

// Gets the user's default calendar. To get a different calendar,
// use getCalendarById() instead.
const calendar = CalendarApp.getDefaultCalendar();

// Creates an event named 'My all-day event' for May 16, 2023.
const event = calendar.createAllDayEvent(
    'My all-day event',
    new Date('May 16, 2023'),
);

// Gets the event's end date and logs it.
const endDate = event.getAllDayEndDate();
console.log(endDate);

// Gets the user's default calendar. To get a different calendar,
// use getCalendarById() instead.
const calendar = CalendarApp.getDefaultCalendar();

// Creates an event named 'My all-day event' for May 16, 2023.
const event = calendar.createAllDayEvent(
    'My all-day event',
    new Date('May 16, 2023'),
);

// Gets the event's start date and logs it.
const startDate = event.getAllDayStartDate();
console.log(startDate);

// Gets an event by its ID. For an event series, use getEventSeriesById(iCalId)
// instead.
// TODO(developer): Replace the string with the event ID that you want to get.
const event = CalendarApp.getEventById('abc123456');

// Gets the color of the calendar event and logs it.
const eventColor = event.getColor();
console.log(eventColor);

// Gets an event by its ID. For an event series, use getEventSeriesById(iCalId)
// instead.
// TODO(developer): Replace the string with the event ID that you want to get.
const event = CalendarApp.getEventById('abc123456');

// Gets a list of the creators of the event and logs it.
console.log(event.getCreators());

// Opens the calendar by using its ID.
// To get the user's default calendar use CalendarApp.getDefault() instead.
// TODO(developer): Replace the calendar ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 1st, 2023 that takes
// place between 8:10 AM and 4:25 PM. For an event series, use
// calendar.getEventSeriesById('abc123456@google.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Feb 01, 2023 08:10:00'),
    new Date('Feb 01, 2023 16:25:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, gets the date that the
  // event was created and logs it.
  const eventCreated = event.getDateCreated();
  console.log(eventCreated);
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Opens the calendar by its ID.
// To get the user's default calendar use CalendarApp.getDefault() instead.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 4th, 2023 that takes
// place between 4:00 PM and 5:00 PM. For an event series, use
// calendar.getEventSeriesById('abc123456@google.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Feb 04, 2023 16:00:00'),
    new Date('Feb 04, 2023 17:00:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, sets the description of the
  // event.
  event.setDescription('Important meeting');

  // Gets the description of the event and logs it.
  const description = event.getDescription();
  console.log(description);
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Opens the calendar by its ID.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 4th, 2023 that takes
// place between 5:00 PM and 6:00 PM. For an event series, use
// calendar.getEventSeriesById('abc123456@google.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Feb 04, 2023 15:00:00'),
    new Date('Feb 04, 2023 18:00:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, adds email reminders for
  // the user to be sent at 4 and 7 minutes before the event.
  event.addEmailReminder(4);
  event.addEmailReminder(7);

  // Gets the minute values for all email reminders that are set up for the user
  // for this event and logs it.
  const emailReminder = event.getEmailReminders();
  console.log(emailReminder);
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Opens the calendar by its ID.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 1st, 2023 that takes
// place between 4:00 PM and 5:00 PM.
const event = calendar.getEvents(
    new Date('Feb 01, 2023 16:00:00'),
    new Date('Feb 01, 2023 17:00:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, gets the date and time at
  // which the event ends and logs it.
  console.log(event.getEndTime());
} else {
  // If no event exists within the given time frame, logs that info to the
  // console.
  console.log('No events exist for the specified range');
}

// Opens the calendar by its ID.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 18th, 2023 that takes
// place between 1:00 PM and 2:00 PM.
const event = calendar.getEvents(
    new Date('Feb 18, 2023 13:00:00'),
    new Date('Feb 18, 2023 14:00:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, gets the event series for
  // the event and sets the color to pale green.
  event.getEventSeries().setColor(CalendarApp.EventColor.PALE_GREEN);
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Opens the default calendar and logs all out-of-office events for the current day.
const calendar = CalendarApp.getDefaultCalendar();
const events = calendar.getEventsForDay(new Date());
console.log(events.filter(e => e.getEventType() === CalendarApp.EventType.OUT_OF_OFFICE));

// Opens the calendar by its ID. You must have edit access to the calendar.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 25th, 2023 that takes
// place between 5:00 PM and 5:25 PM. For an event series, use
// calendar.getEventSeriesById('abc123456@google.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Feb 25,2023 17:00:00'),
    new Date('Feb 25,2023 17:25:00'),
    )[0];

// Gets a guest by email address.
const guestEmailId = event.getGuestByEmail('alex@example.com');

// If the email address corresponds to an event guest, logs the email address.
if (guestEmailId) {
  console.log(guestEmailId.getEmail());
}

// Opens the calendar by its ID. You must have edit access to the calendar.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 25th, 2023 that takes
// place between 5:00 PM and 5:25 PM. For an event series, use
// calendar.getEventSeriesById('abc123456@google.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Feb 25,2023 17:00:00'),
    new Date('Feb 25,2023 17:25:00'),
    )[0];

// Adds two guests to the event by using their email addresses.
event.addGuest('alex@example.com');
event.addGuest('cruz@example.com');

// Gets the guests list for the event.
const guestList = event.getGuestList();

// Loops through the list to get all the guests and logs their email addresses.
for (const guest of guestList) {
  console.log(guest.getEmail());
}

// Opens the calendar by its ID. You must have edit access to the calendar.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 25th, 2023 that takes
// place between 5:00 PM and 5:25 PM. For an event series, use
// calendar.getEventSeriesById('abc123456@google.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Feb 25,2023 17:00:00'),
    new Date('Feb 25,2023 17:25:00'),
    )[0];

// Gets the guests list for the event, including the owner of the event.
const guestList = event.getGuestList(true);

// Loops through the list to get all the guests and logs it.
for (const guest of guestList) {
  console.log(guest.getEmail());
}

// Opens the calendar by its ID. You must have edit access to the calendar.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for January 5th, 2023 that takes place
// between 9:00 AM and 9:25 AM.
// For an event series, use calendar.getEventSeriesById('abc123456@google.com');
// and replace the series ID with your own.
const event = calendar.getEvents(
    new Date('Jan 05, 2023 09:00:00'),
    new Date('Jan 05, 2023 09:25:00'),
    )[0];

// Gets the ID of the event and logs it.
console.log(event.getId());

// Opens the calendar by its ID. You must have view access to the calendar.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 1st, 2023 that takes
// place between 4:00 PM and 5:00 PM. For an event series, use
// calendar.getEventSeriesById('abc123456@google.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Feb 01, 2023 16:00:00'),
    new Date('Feb 01, 2023 17:00:00'),
    )[0];

// Gets the date the event was last updated and logs it.
const eventUpdatedDate = event.getLastUpdated();
console.log(eventUpdatedDate);

// Opens the calendar by its ID. You must have edit access to the calendar.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 1st, 2023 that takes
// place between 4:10 PM and 4:25 PM. For an event series, use
// calendar.getEventSeriesById('abc123456@google.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Feb 01, 2023 16:10:00'),
    new Date('Feb 01, 2023 16:25:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, sets the location of the
  // event to Mumbai.
  event.setLocation('Mumbai');

  // Gets the location of the event and logs it.
  const eventLocation = event.getLocation();
  console.log(eventLocation);
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Opens the calendar by its ID.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.',
);

// Gets the first event from the calendar for February 1st, 2023 that takes
// place between 4:10 PM and 4:25 PM. For an event series, use
// calendar.getEventSeriesById('abc123456@google.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Feb 01, 2023 16:10:00'),
    new Date('Feb 01, 2023 16:25:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, gets the event status of
  // the effective user and logs it.
  const myStatus = event.getMyStatus();
  console.log(myStatus.toString());
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Opens the calendar by its ID. You must have edit access to the calendar.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 25th, 2023 that takes
// place between 4:00 PM and 4:25 PM. For an event series, use
// calendar.getEventSeriesById('abc123456@google.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Feb 25,2023 16:00:00'),
    new Date('Feb 25,2023 16:25:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, gets the ID of the calendar
  // where the event was originally created and logs it.
  const calendarId = event.getOriginalCalendarId();
  console.log(calendarId);
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Opens the calendar by its ID. You must have edit access to the calendar.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 4th, 2023 that takes
// place between 5:05 PM and 5:35 PM. For an event series, use
// calendar.getEventSeriesById('abc123456@google.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Feb 04, 2023 17:05:00'),
    new Date('Feb 04, 2023 17:35:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, adds two pop-up reminders
  // to the event. The first reminder pops up 5 minutes before the event starts
  // and the second reminder pops up 3 minutes before the event starts.
  event.addPopupReminder(3);
  event.addPopupReminder(5);

  // Gets the minute values for all pop-up reminders for the event and logs it.
  const popUpReminder = event.getPopupReminders();
  console.log(popUpReminder);
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Opens the calendar by its ID. You must have edit access to the calendar.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 1st, 2023 that takes
// place between 4:10 PM and 4:25 PM.
const event = calendar.getEvents(
    new Date('Feb 01, 2023 16:10:00'),
    new Date('Feb 01, 2023 16:25:00'),
    )[0];

// Gets the date and time at which this calendar event begins and logs it.
const startTime = event.getStartTime();
console.log(startTime);

// Opens the calendar by its ID. You must have edit access to the calendar.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for January 31st, 2023 that takes
// place between 9:05 AM and 9:15 AM. For an event series, use
// calendar.getEventSeriesById('abc123456@example.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Jan 31, 2023 09:05:00'),
    new Date('Jan 31, 2023 09:15:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, logs the title of the
  // event.
  console.log(event.getTitle());
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Gets the first event from the default calendar for today.
const today = new Date();
const event = CalendarApp.getDefaultCalendar().getEventsForDay(today)[0];
// Gets the event's transparency and logs it.
const transparency = event.getTransparency();
Logger.log(transparency);

// Opens the calendar by its ID. You must have edit access to the calendar.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 1st, 2023 that takes
// place between 4:10 PM and 4:25 PM. For an event series, use
// calendar.getEventSeriesById('abc123456@google.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Feb 01, 2023 16:10:00'),
    new Date('Feb 01, 2023 16:25:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, gets the visibility of the
  // event and logs it.
  const eventVisibility = event.getVisibility();
  console.log(eventVisibility.toString());
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Opens the calendar by its ID. You must have view access to the calendar.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 1st, 2023 that takes
// place between 9:35 AM and 9:40 AM. For an event series, use
// calendar.getEventSeriesById('abc123456@google.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Feb 01, 2023 09:35:00'),
    new Date('Feb 01, 2023 09:40:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, determines whether guests
  // can invite other guests and logs it.
  console.log(event.guestsCanInviteOthers());
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Opens the calendar by its ID. You must have edit access to the calendar.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 1st, 2023 that takes
// place between 9:35 AM and 9:40 AM. For an event series, use
// calendar.getEventSeriesById('abc123456@google.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Feb 01, 2023 09:35:00'),
    new Date('Feb 01, 2023 09:40:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, sets the event so that
  // guests can't modify it.
  event.setGuestsCanModify(false);

  // Determines whether guests can modify the event and logs it.
  console.log(event.guestsCanModify());
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Opens the calendar by its ID. You must have view access to the calendar.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 1st, 2023 that takes
// place between 9:35 AM and 9:40 AM. For an event series, use
// calendar.getEventSeriesById('abc123456@google.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Feb 01, 2023 09:35:00'),
    new Date('Feb 01, 2023 09:40:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, determines whether guests
  // can see other guests and logs it.
  console.log(event.guestsCanSeeGuests());
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Opens the calendar by its ID. You must have view access to the calendar.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for January 31st, 2023 that takes
// place between 9:05 AM and 9:15 AM.
const event = calendar.getEvents(
    new Date('Jan 31, 2023 09:05:00'),
    new Date('Jan 31, 2023 09:15:00'),
    )[0];

// Determines whether this event is an all-day event and logs it.
console.log(event.isAllDayEvent());

// Opens the calendar by its ID. You must have view access to the calendar.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for January 31st, 2023 that takes
// place between 9:05 AM and 9:15 AM. For an event series, use
// calendar.getEventSeriesById('abc123456@google.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Jan 31, 2023 09:05:00'),
    new Date('Jan 31, 2023 09:15:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, determines whether you're
  // the owner of the event and logs it.
  console.log(event.isOwnedByMe());
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Opens the calendar by its ID. You must have view access to the calendar.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for Januart 31st, 2023 that takes
// place between 9:00 AM and 10:00 AM.
const event = calendar.getEvents(
    new Date('Jan 31, 2023 09:00:00'),
    new Date('Jan 31, 2023 10:00:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, determines whether the
  // event is part of an event series and logs it.
  console.log(event.isRecurringEvent());
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Opens the calendar by its ID. You must have edit access to the calendar
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 1st, 2023 that takes
// place between 4:10 PM and 4:25 PM. For an event series, use
// calendar.getEventSeriesById('abc123456@google.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Feb 1,2023 16:10:00'),
    new Date('Feb 1,2023 16:25:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, removes all reminders from
  // the event.
  event.removeAllReminders();
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Example 1: Remove a guest from one event
function removeGuestFromEvent() {
  // Replace the below values with your own
  const attendeeEmail =
      'user@example.com';  // Email address of the person you need to remove
  const calendarId =
      'calendar_123@group.calendar.google.com';  // ID of calendar containing
  // event
  const eventId = '123abc';  // ID of event instance

  const calendar = CalendarApp.getCalendarById(calendarId);
  if (calendar === null) {
    // Calendar not found
    console.log('Calendar not found', calendarId);
    return;
  }
  const event = calendar.getEventById(eventId);
  if (event === null) {
    // Event not found
    console.log('Event not found', eventId);
    return;
  }
  event.removeGuest(attendeeEmail);
}

// Example 2: Remove a guest from all events on a calendar within a specified
// timeframe
function removeGuestFromAllEvents() {
  // Replace the following values with your own
  const attendeeEmail =
      'user@example.com';  // Email address of the person you need to remove
  const calendarId =
      'calendar_123@group.calendar.google.com';  // ID of calendar with the
  // events
  const startDate = new Date(
      'YYYY-MM-DD');  // The first date to remove the guest from the events
  const endDate = new Date(
      'YYYY-MM-DD');  // The last date to remove the attendee from the events

  const calendar = CalendarApp.getCalendarById(calendarId);
  if (calendar === null) {
    // Calendar not found
    console.log('Calendar not found', calendarId);
    return;
  }
  // Get the events within the specified timeframe
  const calEvents = calendar.getEvents(startDate, endDate);
  console.log(calEvents.length);  // Checks how many events are found
  // Loop through all events and remove the attendee from each of them
  for (let i = 0; i < calEvents.length; i++) {
    const event = calEvents[i];
    event.removeGuest(attendeeEmail);
  }
}

// Opens the calendar by its ID. You must have edit access to the calendar.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 1st, 2023 that takes
// place between 4:10 PM and 4:25 PM. For an event series, use
// calendar.getEventSeriesById('abc123456@google.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Feb 1, 2023 16:10:00'),
    new Date('Feb 1, 2023 16:25:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, resets the reminders using
  // the calendar's default settings.
  event.resetRemindersToDefault();
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Opens the calendar by its ID. You must have edit access to the calendar.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 17th, 2023 that takes
// place between 4:00 PM and 5:00 PM.
const event = calendar.getEvents(
    new Date('Feb 17, 2023 16:00:00'),
    new Date('Feb 17, 2023 17:00:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, sets the date of the event
  // and updates it to an all-day event.
  event.setAllDayDate(new Date('Feb 17, 2023'));
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Opens the calendar by its ID.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 18th, 2023 that takes
// place between 4:00 PM and 5:00 PM.
const event = calendar.getEvents(
    new Date('Feb 18, 2023 16:00:00'),
    new Date('Feb 18, 2023 17:00:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, sets the event to be an
  // all-day event from Feb 18th, 2023 until Feb 25th, 2023. Applying this
  // method changes a regular event into an all-day event.
  event.setAllDayDates(new Date('Feb 18, 2023'), new Date('Feb 25, 2023'));
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Opens the calendar by its ID. You must have edit access to the calendar.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 15th, 2023 that takes
// place between 3:30 PM and 4:30 PM. For an event series, use
// calendar.getEventSeriesById('abc123456@google.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Feb 15, 2023 15:30:00'),
    new Date('Feb 15, 2023 16:30:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, sets the event so that
  // non-guests can't add themselves to the event.
  event.setAnyoneCanAddSelf(false);
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Opens the calendar by its ID. You must have edit access to the calendar.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 1st, 2023 that takes
// place between 4:10 PM and 4:25 PM. For an event series, use
// calendar.getEventSeriesById('abc123456@google.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Feb 01, 2023 16:10:00'),
    new Date('Feb 01, 2023 16:25:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, sets the color of the
  // calendar event to green.
  event.setColor(CalendarApp.EventColor.GREEN);
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Opens the calendar by its ID. You must have edit access to the calendar.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 4th, 2023 that takes
// place between 5:05 PM and 5:35 PM. For an event series, use
// calendar.getEventSeriesById('abc123456@google.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Feb 04, 2023 17:05:00'),
    new Date('Feb 04, 2023 17:35:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, sets the description of the
  // event to 'Meeting.'
  event.setDescription('Meeting');
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Opens the calendar by its ID.
// TODO(developer): Replace the ID with your own. You must have edit access to
// the calendar.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 1st, 2023 that takes
// place between 9:35 AM and 9:40 AM. For an event series, use
// calendar.getEventSeriesById('abc123456@google.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Feb 01, 2023 09:35:00'),
    new Date('Feb 01, 2023 09:40:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, sets the event so that
  // guests can invite other guests.
  event.setGuestsCanInviteOthers(true);
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Opens the calendar by its ID. You must have edit access to the calendar.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 1st, 2023 that takes
// place between 4:10 PM and 4:25 PM. For an event series, use
// calendar.getEventSeriesById('abc123456@google.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Feb 01, 2023 16:10:00'),
    new Date('Feb 01, 2023 16:25:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, sets the location of the
  // event to Noida.
  event.setLocation('Noida');
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Opens the calendar by its ID. You must have edit access to the calendar.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for February 1st, 2023 that takes
// place between 4:10 PM and 4:25 PM. For an event series, use
// calendar.getEventSeriesById('abc123456@google.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Feb 01, 2023 16:10:00'),
    new Date('Feb 01, 2023 16:25:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, sets the event status for
  // the current user to maybe.
  event.setMyStatus(CalendarApp.GuestStatus.MAYBE);
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Opens the calendar by its ID.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Declares a start time of 11:00 AM on February 20th, 2023 and an end time of
// 12:00 PM on February 20th, 2023.
const startTime = new Date('Feb 20,2023 11:00:00');
const endTime = new Date('Feb 20, 2023  12:00:00');

// Creates an all-day event on February 20th, 2023.
const event = calendar.createAllDayEvent('Meeting', new Date('Feb 20,2023'));

// Updates the all-day event to a regular event by setting a start and end time
// for the event.
event.setTime(startTime, endTime);

// Opens the calendar by its ID. You must have edit access to the calendar.
// TODO(developer): Replace the ID with your own.
const calendar = CalendarApp.getCalendarById(
    'abc123456@group.calendar.google.com',
);

// Gets the first event from the calendar for January 31st, 2023 that takes
// place between 9:05 AM and 9:15 AM. For an event series, use
// calendar.getEventSeriesById('abc123456@example.com'); and replace the series
// ID with your own.
const event = calendar.getEvents(
    new Date('Jan 31, 2023 09:05:00'),
    new Date('Jan 31, 2023 09:15:00'),
    )[0];

if (event) {
  // If an event exists within the given time frame, changes its title to
  // Event1.
  event.setTitle('Event1');
} else {
  // If no event exists within the given time frame, logs that information to
  // the console.
  console.log('No events exist for the specified range');
}

// Gets an event by its ID. For an event series, use getEventSeriesById(iCalId)
// instead.
// TODO(developer): Replace the string with the event ID that you want to get.
const event = CalendarApp.getEventById('abc123456');
// Sets the event's transparency to TRANSPARENT.
event.setTransparency(CalendarApp.EventTransparency.TRANSPARENT);