28 lines
804 B
Dart
28 lines
804 B
Dart
import 'package:json_annotation/json_annotation.dart';
|
|
|
|
part 'time_validity.g.dart';
|
|
|
|
|
|
@JsonSerializable()
|
|
class TimeValidity {
|
|
final DateTime? start;
|
|
final DateTime? expiry;
|
|
|
|
const TimeValidity({this.start, this.expiry});
|
|
|
|
bool get isExpired => expiry?.isBefore(DateTime.now()) ?? false;
|
|
bool get isNotStarted => start?.isAfter(DateTime.now()) ?? false;
|
|
bool get isActive => (!isNotStarted) && (!isExpired);
|
|
|
|
TimeValidity copyWith({
|
|
DateTime? Function()? start,
|
|
DateTime? Function()? expiry,
|
|
}) => TimeValidity(
|
|
start: start == null ? this.start : start(),
|
|
expiry: expiry == null ? this.expiry : expiry(),
|
|
);
|
|
|
|
factory TimeValidity.fromJson(Map<String, dynamic> json) => _$TimeValidityFromJson(json);
|
|
Map<String, dynamic> toJson() => _$TimeValidityToJson(this);
|
|
}
|