fluffychat/lib/pangea/chat_settings/widgets/language_level_dropdown.dart

68 lines
2.2 KiB
Dart

import 'package:flutter/material.dart';
import 'package:fluffychat/l10n/l10n.dart';
import 'package:fluffychat/pangea/learning_settings/language_level_type_enum.dart';
class LanguageLevelDropdown extends StatelessWidget {
final LanguageLevelTypeEnum? initialLevel;
final Function(LanguageLevelTypeEnum)? onChanged;
const LanguageLevelDropdown({
super.key,
this.initialLevel = LanguageLevelTypeEnum.a1,
this.onChanged,
});
@override
Widget build(BuildContext context) {
final l10n = L10n.of(context);
return ButtonTheme(
alignedDropdown: true,
child: DropdownButtonFormField<LanguageLevelTypeEnum>(
itemHeight: null,
decoration: InputDecoration(
labelText: l10n.cefrLevelLabel,
),
selectedItemBuilder: (context) => LanguageLevelTypeEnum.values
.map((levelOption) => Text(levelOption.title(context)))
.toList(),
isExpanded: true,
dropdownColor: Theme.of(context).colorScheme.surfaceContainerHigh,
borderRadius: BorderRadius.circular(14.0),
onChanged: (value) {
if (value != null) onChanged?.call(value);
},
initialValue: initialLevel,
items: LanguageLevelTypeEnum.values
.map((LanguageLevelTypeEnum levelOption) {
return DropdownMenuItem(
value: levelOption,
child: Padding(
padding: const EdgeInsets.symmetric(vertical: 8.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
mainAxisAlignment: MainAxisAlignment.spaceBetween,
mainAxisSize: MainAxisSize.min,
children: [
Text(levelOption.title(context)),
Flexible(
child: Text(
levelOption.description(context),
style: TextStyle(
color: Theme.of(context).colorScheme.onSurfaceVariant,
fontSize: 14,
),
maxLines: 5,
overflow: TextOverflow.ellipsis,
),
),
],
),
),
);
}).toList(),
),
);
}
}