fromMap static method

Location fromMap(dynamic message)

Converts the supplied Map to an instance of the Location class.

Implementation

static Location fromMap(dynamic message) {
  if (message == null) {
    throw ArgumentError('The parameter \'message\' should not be null.');
  }

  final Map<dynamic, dynamic> locationMap = message;
  final timestamp = DateTime.fromMillisecondsSinceEpoch(
      locationMap['timestamp'].toInt(),
      isUtc: true);

  if (locationMap['latitude'] == null || locationMap['longitude'] == null) {
    throw ArgumentError(
        'The parameters latitude and longitude should not be null.');
  }

  return Location._(
    latitude: locationMap['latitude'],
    longitude: locationMap['longitude'],
    timestamp: timestamp,
  );
}