selfprivacy.org.app/lib/ui/components/progress_bar/progress_bar.dart

131 lines
3.4 KiB
Dart

import 'package:flutter/material.dart';
import 'package:selfprivacy/config/brand_colors.dart';
import 'package:selfprivacy/logic/cubit/app_settings/app_settings_cubit.dart';
class ProgressBar extends StatefulWidget {
const ProgressBar({
required this.steps,
required this.activeIndex,
super.key,
});
final int activeIndex;
final List<String> steps;
@override
State<ProgressBar> createState() => _ProgressBarState();
}
class _ProgressBarState extends State<ProgressBar> {
@override
Widget build(final BuildContext context) {
final double progress =
1 / widget.steps.length * (widget.activeIndex + 0.3);
final bool isDark = context.watch<AppSettingsCubit>().state.isDarkModeOn;
final TextStyle style =
isDark ? progressTextStyleDark : progressTextStyleLight;
final Iterable<Container> allSteps = widget.steps.asMap().map(
(final i, final step) {
final Container value = _stepTitle(index: i, style: style, step: step);
return MapEntry(i, value);
},
).values;
final List<Widget> odd = [];
final List<Widget> even = [];
int i = 0;
for (final Container step in allSteps) {
if (i.isEven) {
even.add(step);
} else {
odd.add(step);
}
i++;
}
odd.insert(
0,
const SizedBox(
width: 10,
),
);
odd.add(
const SizedBox(
width: 20,
),
);
return Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Container(
alignment: Alignment.centerLeft,
decoration: BoxDecoration(
color: const Color(0xFFDDDDDD),
borderRadius: BorderRadius.circular(5),
),
child: LayoutBuilder(
builder: (final _, final constraints) => AnimatedContainer(
width: constraints.maxWidth * progress,
height: 5,
decoration: BoxDecoration(
borderRadius: BorderRadius.circular(5),
color: Theme.of(context).colorScheme.surfaceVariant,
gradient: LinearGradient(
begin: Alignment.topLeft,
end: Alignment.bottomRight,
colors: [
Theme.of(context).colorScheme.primary,
Theme.of(context).colorScheme.secondary
],
),
),
duration: const Duration(
milliseconds: 300,
),
),
),
),
],
);
}
Container _stepTitle({
required final int index,
TextStyle? style,
final String? step,
}) {
final bool isActive = index == widget.activeIndex;
style = isActive ? style!.copyWith(fontWeight: FontWeight.w700) : style;
return Container(
padding: const EdgeInsets.only(left: 10),
height: 20,
alignment: Alignment.center,
child: RichText(
textAlign: TextAlign.justify,
text: TextSpan(
style: progressTextStyleLight,
children: [
TextSpan(text: '${index + 1}.', style: style),
TextSpan(text: step, style: style)
],
),
),
);
}
}
const TextStyle progressTextStyleLight = TextStyle(
fontSize: 11,
color: Colors.black,
height: 1.7,
);
final TextStyle progressTextStyleDark = progressTextStyleLight.copyWith(
color: Colors.white,
);