selfprivacy.org.app/lib/ui/pages/server_storage/extending_volume.dart

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import 'package:auto_route/auto_route.dart';
import 'package:easy_localization/easy_localization.dart';
import 'package:flutter/material.dart';
import 'package:selfprivacy/logic/cubit/app_config_dependent/authentication_dependend_cubit.dart';
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import 'package:selfprivacy/logic/cubit/provider_volumes/provider_volume_cubit.dart';
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import 'package:selfprivacy/logic/cubit/server_volumes/server_volume_cubit.dart';
import 'package:selfprivacy/logic/models/disk_size.dart';
import 'package:selfprivacy/logic/models/price.dart';
import 'package:selfprivacy/ui/components/buttons/brand_button.dart';
import 'package:selfprivacy/ui/layouts/brand_hero_screen.dart';
import 'package:selfprivacy/logic/models/disk_status.dart';
@RoutePage()
class ExtendingVolumePage extends StatefulWidget {
const ExtendingVolumePage({
required this.diskVolumeToResize,
required this.diskStatus,
super.key,
});
final DiskVolume diskVolumeToResize;
final DiskStatus diskStatus;
@override
State<ExtendingVolumePage> createState() => _ExtendingVolumePageState();
}
class _ExtendingVolumePageState extends State<ExtendingVolumePage> {
@override
void initState() {
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minSize = widget.diskVolumeToResize.sizeTotal + DiskSize.fromGibibyte(3);
_currentSliderGbValue = minSize.gibibyte;
super.initState();
}
@override
void dispose() {
_sizeController.dispose();
_priceController.dispose();
super.dispose();
}
bool _isError = false;
late double _currentSliderGbValue;
double _pricePerGb = 1.0;
final DiskSize maxSize = const DiskSize(byte: 500000000000);
late DiskSize minSize;
final TextEditingController _sizeController = TextEditingController();
final TextEditingController _priceController = TextEditingController();
void _updateErrorStatuses() {
_isError = minSize.gibibyte > _currentSliderGbValue;
}
@override
Widget build(final BuildContext context) => FutureBuilder(
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future: context.read<ApiProviderVolumeCubit>().getPricePerGb(),
builder: (
final BuildContext context,
final AsyncSnapshot<void> snapshot,
) {
if (!snapshot.hasData) {
return BrandHeroScreen(
hasBackButton: true,
heroTitle: 'storage.extending_volume_title'.tr(),
heroSubtitle: 'storage.extending_volume_description'.tr(),
children: const [
SizedBox(height: 16),
Center(
child: CircularProgressIndicator(),
),
],
);
}
final price = snapshot.data as Price;
_pricePerGb = price.value;
_sizeController.text = _currentSliderGbValue.truncate().toString();
_priceController.text =
(_pricePerGb * double.parse(_sizeController.text))
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.toStringAsFixed(2);
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minSize =
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widget.diskVolumeToResize.sizeTotal + DiskSize.fromGibibyte(3);
if (_currentSliderGbValue < 0) {
_currentSliderGbValue = minSize.gibibyte;
}
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final isAlreadyResizing =
context.watch<ApiProviderVolumeCubit>().state.isResizing;
return BrandHeroScreen(
hasBackButton: true,
heroTitle: 'storage.extending_volume_title'.tr(),
heroSubtitle: 'storage.extending_volume_description'.tr(),
children: [
const SizedBox(height: 16),
Row(
mainAxisAlignment: MainAxisAlignment.center,
mainAxisSize: MainAxisSize.max,
crossAxisAlignment: CrossAxisAlignment.center,
children: [
ConstrainedBox(
constraints: const BoxConstraints(maxWidth: 130),
child: TextField(
readOnly: true,
textAlign: TextAlign.start,
textInputAction: TextInputAction.next,
enabled: true,
controller: _sizeController,
decoration: InputDecoration(
border: const OutlineInputBorder(),
errorText: _isError ? ' ' : null,
labelText: 'storage.size'.tr(),
),
),
),
const SizedBox(width: 16),
ConstrainedBox(
constraints: const BoxConstraints(maxWidth: 130),
child: TextField(
readOnly: true,
textAlign: TextAlign.start,
textInputAction: TextInputAction.next,
enabled: true,
controller: _priceController,
decoration: InputDecoration(
border: const OutlineInputBorder(),
errorText: _isError ? ' ' : null,
labelText: price.currency.shortcode,
),
),
),
],
),
const SizedBox(height: 16),
Slider(
min: minSize.gibibyte,
value: _currentSliderGbValue,
max: maxSize.gibibyte,
onChanged: (final double value) {
setState(() {
_currentSliderGbValue = value;
_updateErrorStatuses();
});
},
),
const SizedBox(height: 16),
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BrandButton.filled(
onPressed: _isError || isAlreadyResizing
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? null
: () {
context.read<ApiProviderVolumeCubit>().resizeVolume(
widget.diskVolumeToResize,
DiskSize.fromGibibyte(_currentSliderGbValue),
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context.read<ApiServerVolumeCubit>().reload,
);
context.router.popUntilRoot();
},
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child: Text('storage.extend_volume_button.title'.tr()),
),
const SizedBox(height: 16),
const Divider(
height: 1.0,
),
const SizedBox(height: 16),
const Align(
alignment: Alignment.centerLeft,
child: Icon(
Icons.info_outlined,
size: 24,
),
),
const SizedBox(height: 16),
Text('storage.extending_volume_price_info'.tr()),
const SizedBox(height: 16),
],
);
},
);
}