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96 lines
3.4 KiB
Dart
96 lines
3.4 KiB
Dart
import 'dart:async';
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import 'dart:ui';
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import 'package:device_calendar/device_calendar.dart';
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import 'package:timezone/timezone.dart';
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final DeviceCalendarPlugin deviceCalendarPlugin = DeviceCalendarPlugin();
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class CalendarUtils {
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static Completer<CalendarUtils> _completer;
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Calendar get writableCalendars => calendars?.firstWhere((c) => !c.isReadOnly);
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List<Calendar> calendars;
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CalendarUtils._(this.calendars);
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static Future<CalendarUtils> getInstance() async {
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if (_completer == null) {
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_completer = Completer<CalendarUtils>();
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try {
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final calendarsResult = await deviceCalendarPlugin.retrieveCalendars();
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_completer.complete(CalendarUtils._(calendarsResult?.data));
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} on Exception catch (e) {
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_completer.completeError(e);
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final Future<CalendarUtils> sharedPrefsFuture = _completer.future;
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_completer = null;
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return sharedPrefsFuture;
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}
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}
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return _completer.future;
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}
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Future createOrUpdateEvents({List<DateTime> scheduleList, String title, String description, List<DateTime> scheduleDateTime, List<DayOfWeek> daysOfWeek}) async {
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List<Event> events = List();
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scheduleDateTime.forEach((element) {
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RecurrenceRule recurrenceRule = RecurrenceRule(
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RecurrenceFrequency.Daily,
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daysOfWeek: daysOfWeek,
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endDate: element,
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);
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Event event = Event(writableCalendars.id, recurrenceRule: recurrenceRule, start: element, end: element.add(Duration(minutes: 30)), title: title, description: description);
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events.add(event);
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});
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events.forEach((element) {
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deviceCalendarPlugin.createOrUpdateEvent(element);
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});
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}
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Future createOrUpdateEvent({String title, String description, DateTime scheduleDateTime, String eventId}) async {
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RecurrenceRule recurrenceRule = RecurrenceRule(
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RecurrenceFrequency.Daily,
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// daysOfWeek: daysOfWeek,
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endDate: scheduleDateTime,
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);
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Location _currentLocation;
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if (DateTime.now().timeZoneName == "+04")
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_currentLocation = getLocation('Asia/Dubai');
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else
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_currentLocation = getLocation('Asia/Riyadh');
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TZDateTime scheduleDateTimeUTZ = TZDateTime.from(scheduleDateTime, _currentLocation);
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// print("eventId: " + eventId);
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// print("writableCalendars-name: " + writableCalendars.name);
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// print("writableCalendars-Id: " + writableCalendars.id);
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// print("writableCalendarsToString: " + writableCalendars.toString());
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Event event = Event(writableCalendars.id, start: scheduleDateTimeUTZ, end: scheduleDateTimeUTZ.add(Duration(minutes: 30)), title: title, description: description);
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deviceCalendarPlugin.createOrUpdateEvent(event).catchError((e) {
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print("catchError " + e.toString());
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}).whenComplete(() {
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print("whenComplete " + eventId);
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});
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}
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deleteEvent(Calendar _calendar, Event _event) async {
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await deviceCalendarPlugin.deleteEvent(_calendar.id, _event.eventId);
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}
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Future retrieveEvents(
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String calendarId,
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RetrieveEventsParams retrieveEventsParams,
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) async {
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return await deviceCalendarPlugin.retrieveEvents(calendarId, retrieveEventsParams);
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}
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Future createCalendar(
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String calendarName, {
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Color calendarColor,
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String localAccountName,
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}) async {
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return await deviceCalendarPlugin.createCalendar(calendarName, calendarColor: calendarColor, localAccountName: localAccountName);
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}
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}
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