87 lines
2.0 KiB
Dart
87 lines
2.0 KiB
Dart
import 'dart:async';
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import 'package:easy_localization/easy_localization.dart';
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import 'package:flutter/material.dart';
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import 'package:selfprivacy/ui/components/brand_text/brand_text.dart';
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import 'package:selfprivacy/utils/named_font_weight.dart';
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class BrandTimer extends StatefulWidget {
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const BrandTimer({
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required this.startDateTime,
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required this.duration,
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final super.key,
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});
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final DateTime startDateTime;
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final Duration duration;
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@override
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State<BrandTimer> createState() => _BrandTimerState();
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}
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class _BrandTimerState extends State<BrandTimer> {
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String? _timeString;
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late Timer timer;
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@override
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void initState() {
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_timerStart();
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super.initState();
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}
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void _timerStart() {
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_timeString = differenceFromStart;
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timer = Timer.periodic(const Duration(seconds: 1), (final Timer t) {
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final Duration timePassed =
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DateTime.now().difference(widget.startDateTime);
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if (timePassed > widget.duration) {
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t.cancel();
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} else {
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_getTime();
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}
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});
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}
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@override
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void didUpdateWidget(final BrandTimer oldWidget) {
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if (timer.isActive) {
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timer.cancel();
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}
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_timerStart();
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super.didUpdateWidget(oldWidget);
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}
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@override
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Widget build(final BuildContext context) => BrandText.medium(
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_timeString,
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style: const TextStyle(
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fontWeight: NamedFontWeight.demiBold,
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),
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);
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void _getTime() {
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setState(() {
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_timeString = differenceFromStart;
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});
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}
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String get differenceFromStart =>
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_durationToString(DateTime.now().difference(widget.startDateTime));
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String _durationToString(final Duration duration) {
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final Duration timeLeft = widget.duration - duration;
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String twoDigits(final int n) => n.toString().padLeft(2, '0');
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final String twoDigitSeconds = twoDigits(timeLeft.inSeconds);
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return 'timer.sec'.tr(args: [twoDigitSeconds]);
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}
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@override
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void dispose() {
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if (timer.isActive) {
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timer.cancel();
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}
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super.dispose();
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}
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}
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