forked from SelfPrivacy/selfprivacy.org.app
87 lines
1.9 KiB
Dart
87 lines
1.9 KiB
Dart
import 'dart:async';
|
||
|
||
import 'package:flutter/material.dart';
|
||
import 'package:selfprivacy/ui/components/brand_text/brand_text.dart';
|
||
import 'package:selfprivacy/utils/named_font_weight.dart';
|
||
|
||
class BrandTimer extends StatefulWidget {
|
||
const BrandTimer({
|
||
Key? key,
|
||
required this.startDateTime,
|
||
required this.duration,
|
||
}) : super(key: key);
|
||
|
||
final DateTime? startDateTime;
|
||
final Duration? duration;
|
||
|
||
@override
|
||
_BrandTimerState createState() => _BrandTimerState();
|
||
}
|
||
|
||
class _BrandTimerState extends State<BrandTimer> {
|
||
String? _timeString;
|
||
late Timer timer;
|
||
|
||
@override
|
||
void initState() {
|
||
_timerStart();
|
||
super.initState();
|
||
}
|
||
|
||
_timerStart() {
|
||
_timeString = diffenceFromStart;
|
||
timer = Timer.periodic(Duration(seconds: 1), (Timer t) {
|
||
var timePassed = DateTime.now().difference(widget.startDateTime!);
|
||
if (timePassed > widget.duration!) {
|
||
t.cancel();
|
||
} else {
|
||
_getTime();
|
||
}
|
||
});
|
||
}
|
||
|
||
@override
|
||
void didUpdateWidget(BrandTimer oldWidget) {
|
||
if (timer.isActive) {
|
||
timer.cancel();
|
||
}
|
||
_timerStart();
|
||
super.didUpdateWidget(oldWidget);
|
||
}
|
||
|
||
@override
|
||
Widget build(BuildContext context) {
|
||
return BrandText.medium(
|
||
_timeString,
|
||
style: TextStyle(
|
||
fontWeight: NamedFontWeight.demiBold,
|
||
),
|
||
);
|
||
}
|
||
|
||
void _getTime() {
|
||
setState(() {
|
||
_timeString = diffenceFromStart;
|
||
});
|
||
}
|
||
|
||
String get diffenceFromStart =>
|
||
_durationToString(DateTime.now().difference(widget.startDateTime!));
|
||
|
||
String _durationToString(Duration duration) {
|
||
String twoDigits(int n) => n.toString().padLeft(2, "0");
|
||
String twoDigitSeconds =
|
||
twoDigits(widget.duration!.inSeconds - duration.inSeconds.remainder(60));
|
||
|
||
return "$twoDigitSeconds cек";
|
||
}
|
||
|
||
@override
|
||
void dispose() {
|
||
if (timer.isActive) {
|
||
timer.cancel();
|
||
}
|
||
super.dispose();
|
||
}
|
||
}
|