React Native Calendar Reminders

React Native Module for IOS Calendar Reminders

Install

npm install --save react-native-calendar-reminders

Link Library

react-native link react-native-calendar-reminders

plist - Usage Description

Setting up privacy usage descriptions may also be require depending on which iOS version is supported. This involves updating the Property List, Info.plist, with the corresponding key for the EKEventStore api. Info.plist reference.

For updating the Info.plist key/value via Xcode, add a Privacy - Reminders Usage Description key with a usage description as the value.

Usage

Require the react-native-calendar-reminders module.

import RNCalendarReminders from 'react-native-calendar-reminders';

• React-Native 0.40 and above use 1.1.0 and above
• React-Native 0.39 and below use 1.0.0 and below

Properties

Property	Value	Description
id	String (read only)	Unique id for the reminder.
calendarId	String (write only)	Unique id for the calendar where the reminder will be saved. Defaults to the device's default calendar.
title	String	The title for the reminder.
startDate	Date	The start date of the reminder.
dueDate	Date	The date by which the reminder should be completed.
completionDate	Date (read only)	The date on which the reminder was completed.
location	String	The location associated with the reminder.
notes	String	The notes associated with the reminder.
alarms	Array	The alarms associated with the reminder, as an array of alarm objects.
recurrence	String	The simple recurrence frequency of the reminder ['daily', 'weekly', 'monthly', 'yearly'].
recurrenceInterval	String	The interval between instances of this recurrence. For example, a weekly recurrence rule with an interval of 2 occurs every other week. Must be greater than 0.
isCompleted	Bool	A Boolean value determining whether or not the reminder is marked completed.
calendar	Object (read-only)	The calendar containing the reminder.

authorizationStatus

Get authorization status for IOS EventStore.

RNCalendarReminders.authorizationStatus()

Returns: Promise

• fulfilled: String - denied, restricted, authorized or undetermined
• rejected: Error

Example:

RNCalendarReminders.authorizationStatus()
  .then(status => {
    // handle status
  })
  .catch(error => {
   // handle error
  });

authorizeEventStore

Request authorization to IOS EventStore. Authorization must be granted before accessing calendar events.

RNCalendarReminders.authorizeEventStore()

Returns: Promise

• fulfilled: String - denied, restricted, authorized or undetermined
• rejected: Error

Example:

RNCalendarReminders.authorizeEventStore()
  .then(status => {
    // handle status
  })
  .catch(error => {
   // handle error
  });

findReminderById

Find calendar reminder by id. Returns a promise fulfilled with found reminder.

RNCalendarReminders.findEventById(id)

Parameters:

• id: String - The reminder's unique id.

Returns: Promise

• fulfilled: Object | null - reminder.
• rejected: Error

Example:

RNCalendarReminders.findEventById('FE6B128F-C0D8-4FB8-8FC6-D1D6BA015CDE')
  .then(event => {
    // handle reminder
  })
  .catch(error => {
   // handle error
  });

fetchAllReminders

Find all reminders.

RNCalendarReminders.fetchAllReminders()

Returns: Promise

• fulfilled: Array - List of reminders
• rejected: Error

Example:

RNCalendarReminders.fetchAllReminders()
  .then(reminders => {
    // handle reminders
  })
  .catch(error => {
   // handle error
  });

fetchCompletedReminders

Finds completed reminders in a set of calendars within an optional range.

RNCalendarReminders.fetchCompletedReminders()

Parameters:

• startDate: Date - The starting bound of the range to search.
• endDate: Date - The ending bound of the range to search.

Returns: Promise

• fulfilled: Array - List of completed reminders from range
• rejected: Error

Example:

RNCalendarReminders.fetchCompletedReminders(startDate, endDate)
  .then(reminders => {
    // handle reminders
  })
  .catch(error => {
   // handle error
  });

fetchIncompleteReminders

Finds incomplete reminders in a set of calendars within an optional range.

RNCalendarReminders.fetchIncompleteReminders(startDate, endDate)

Parameters:

• startDate: Date - The starting bound of the range to search.
• endDate: Date - The ending bound of the range to search.

Returns: Promise

• fulfilled: Array - List of incomplete reminders from range
• rejected: Error

Example:

RNCalendarReminders.fetchIncompleteReminders(startDate, endDate)
  .then(reminders => {
    // handle reminders
  })
  .catch(error => {
   // handle error
  });

saveReminder

Creates a new reminder.

RNCalendarReminders.saveReminder(title, settings);

Parameters:

• title: String - The title of the reminder.
• settings: Object - The settings for the reminder. See available properties above.

Returns: Promise

• fulfilled: String - ID of created reminder
• rejected: Error

Example:

RNCalendarReminders.saveReminder('title', {
    location: 'location',
    notes: 'notes',
    startDate: '2016-10-01T09:45:00.000UTC'
  })
  .then(id => {
    // handle success
  })
  .catch(error => {
   // handle error
  });

Create reminder with alarms

Alarm options:

Property	Value	Description
date	Date or Number	If a Date is given, an alarm will be set with an absolute date. If a Number is given, an alarm will be set with a relative offset (in minutes) from the start date.
structuredLocation	Object	The location to trigger an alarm.

Alarm structuredLocation properties:

Property	Value	Description
title	String	The title of the location.
proximity	String	A value indicating how a location-based alarm is triggered. Possible values: enter, leave, none.
radius	Number	A minimum distance from the core location that would trigger the reminder's alarm.
coords	Object	The geolocation coordinates, as an object with latitude and longitude properties

Example with date:

RNCalendarReminders.saveReminder('title', {
  location: 'location',
  notes: 'notes',
  startDate: '2016-10-01T09:45:00.000UTC',
  alarms: [{
    date: -1 // or absolute date
  }]
});

Example with structuredLocation:

RNCalendarReminders.saveReminder('title', {
  location: 'location',
  notes: 'notes',
  startDate: '2016-10-01T09:45:00.000UTC',
  alarms: [{
    structuredLocation: {
      title: 'title',
      proximity: 'enter',
      radius: 500,
      coords: {
        latitude: 30.0000,
        longitude: 97.0000
      }
    }
  }]
});

Example with recurrence:

RNCalendarReminders.saveReminder('title', {
  location: 'location',
  notes: 'notes',
  startDate: '2016-10-01T09:45:00.000UTC',
  alarms: [{
    date: -1 // or absolute date
  }],
  recurrence: 'daily'
});

Example with recurrenceInterval:

RNCalendarReminders.saveReminder('title', {
  location: 'location',
  notes: 'notes',
  startDate: '2016-10-01T09:45:00.000UTC',
  alarms: [{
    date: -1 // or absolute date
  }],
  recurrence: 'weekly',
  recurrenceInterval: '2'
});

updateReminder

Updates an existing reminder.

RNCalendarReminders.updateReminder(id, settings)

Parameters:

• id: String - The unique ID of the reminder to edit.
• settings: Object - The settings for the reminder. See available properties above.

Returns: Promise

• fulfilled: String - ID of updated reminder
• rejected: Error

Example:

RNCalendarReminders.updateReminder('465E5BEB-F8B0-49D6-9174-272A4E5DEEFC', {
    title: 'another title',
    startDate: '2016-10-01T09:55:00.000UTC',
  })
  .then(id => {
    // handle success
  })
  .catch(error => {
   // handle error
  });

Or save save the reminder again with id property set in the optional settings.

Example:

RNCalendarReminders.saveReminder('title', {
    id: 'id',
    location: 'location',
    notes: 'notes',
    startDate: '2016-10-02T09:45:00.000UTC'
  })
  .then(id => {
    // handle success
  })
  .catch(error => {
   // handle error
  });

addAlarms

Update reminder with alarms. This will overwrite any alarms already set on the reminder.

RNCalendarReminders.addAlarms(id, alarms)

Parameters:

• id: String - The unique ID of the reminder to add alarms to.
• alarm: Objec - Alarm to add to reminder. See available alarm properties above.

Returns: Promise

• fulfilled: String - ID of reminder with alarms
• rejected: Error

RNCalendarReminders.addAlarms('465E5BEB-F8B0-49D6-9174-272A4E5DEEFC', [{
    date: -2 // or absolute date
  }])
  .then(id => {
    // handle success
  })
  .catch(error => {
   // handle error
  });

addAlarm

Update reminder with added alarm

RNCalendarReminders.addAlarm(id, alarm)

Parameters:

• id: String - The unique ID of the reminder to add alarms to.
• alarms: Array - List of alarms to add to reminder. See available alarm properties above.

Returns: Promise

• fulfilled: String - ID of reminder with alarms
• rejected: Error

RNCalendarReminders.addAlarm('465E5BEB-F8B0-49D6-9174-272A4E5DEEFC', {
    date: -3 // or absolute date
  })
  .then(id => {
    // handle success
  })
  .catch(error => {
   // handle error
  });

removeReminder

Remove existing reminder

Parameters:

• id: String - The unique ID of the reminder to remove.

Returns: Promise

• fulfilled: Bool - True if successful
• rejected: Error

RNCalendarReminders.removeReminder('465E5BEB-F8B0-49D6-9174-272A4E5DEEFC')
.then(successful => {
    // handle success
  })
  .catch(error => {
   // handle error
  });

findCalendars

Finds all the calendars on the device.

RNCalendarReminders.findCalendars();

Returns: Promise

• fulfilled: Array - A list of known calendars on the device
• rejected: Error

Example:

RNCalendarEvents.findCalendars()
  .then(calendars => {
    // handle calendars
  })
  .catch(error => {
    // handle error
  });