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implemented new loadable state concept

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This commit is contained in:
Elias Müller
2024-05-05 22:58:40 +02:00
parent f58a2ec8cd
commit 6ad8203b6a
31 changed files with 1085 additions and 214 deletions
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70
lib/state/app/modules/gradeAverages/view/grade_averages_list_view.dart Normal file
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import 'package:flutter/material.dart';
import 'package:provider/provider.dart';
import '../bloc/grade_averages_bloc.dart';
import '../bloc/grade_averages_event.dart';
class GradeAveragesListView extends StatelessWidget {
const GradeAveragesListView({super.key});
@override
Widget build(BuildContext context) {
var bloc = context.watch<GradeAveragesBloc>();
String getGradeDisplay(int grade) {
if(bloc.isMiddleSchool()) {
return 'Note $grade';
} else {
return "$grade Punkt${grade > 1 ? "e" : ""}";
}
}
return ListView.builder(
itemCount: bloc.gradesInGradingSystem(),
itemBuilder: (context, index) {
var grade = bloc.getGradeFromIndex(index);
return Material(
child: ListTile(
tileColor: grade.isEven ? Colors.transparent : Colors.transparent.withAlpha(50),
title: Center(
child: Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Text(getGradeDisplay(grade)),
const SizedBox(width: 30),
IconButton(
onPressed: () {
bloc.add(DecrementGrade(grade));
},
icon: const Icon(Icons.remove),
color: Theme.of(context).colorScheme.onSurface,
),
Text('${bloc.countOfGrade(grade)}', style: const TextStyle(fontSize: 15, fontWeight: FontWeight.bold)),
IconButton(
onPressed: () {
bloc.add(IncrementGrade(grade));
},
icon: const Icon(Icons.add),
color: Theme.of(context).colorScheme.onSurface,
),
],
),
),
trailing: Visibility(
maintainState: true,
maintainAnimation: true,
maintainSize: true,
visible: bloc.canDecrementOrDelete(grade),
child: IconButton(
icon: const Icon(Icons.delete),
onPressed: () {
bloc.add(ResetGrade(grade));
},
),
),
),
);
},
);
}
}

98
lib/state/app/modules/gradeAverages/view/grade_averages_view.dart Normal file
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import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import '../../../../../widget/confirmDialog.dart';
import '../bloc/grade_averages_bloc.dart';
import '../bloc/grade_averages_event.dart';
import '../bloc/grade_averages_state.dart';
import 'grade_averages_list_view.dart';
class GradeAveragesView extends StatelessWidget {
const GradeAveragesView({super.key});
@override
Widget build(BuildContext context) => BlocProvider<GradeAveragesBloc>(
create: (context) => GradeAveragesBloc(),
child: BlocBuilder<GradeAveragesBloc, GradeAveragesState>(
builder: (context, state) {
var bloc = context.watch<GradeAveragesBloc>();
return Scaffold(
appBar: AppBar(
title: const Text('Notendurschnittsrechner'),
actions: [
Visibility(
visible: bloc.state.grades.isNotEmpty,
child: IconButton(
onPressed: () {
showDialog(
context: context,
builder: (context) => ConfirmDialog(
title: 'Zurücksetzen?',
content: 'Alle Einträge werden entfernt.',
confirmButton: 'Zurücksetzen',
onConfirm: () {
bloc.add(ResetAll());
},
),
);
},
icon: const Icon(Icons.delete_forever)),
),
PopupMenuButton<bool>(
initialValue: bloc.isMiddleSchool(),
icon: const Icon(Icons.more_horiz),
itemBuilder: (context) => [true, false].map((isMiddleSchool) => PopupMenuItem<bool>(
value: isMiddleSchool,
child: Row(
children: [
Icon(
isMiddleSchool ? Icons.calculate_outlined : Icons.school_outlined,
color: Theme.of(context).colorScheme.onSurface
),
const SizedBox(width: 15),
Text(isMiddleSchool ? 'Notensystem' : 'Punktesystem'),
],
),
)).toList(),
onSelected: (isMiddleSchool) {
if (bloc.state.grades.isNotEmpty) {
showDialog(
context: context,
builder: (context) => ConfirmDialog(
title: 'Notensystem wechseln',
content:
'Beim wechsel des Notensystems werden alle Einträge zurückgesetzt.',
confirmButton: 'Fortfahren',
onConfirm: () => bloc.add(GradingSystemChanged(isMiddleSchool)),
),
);
} else {
bloc.add(GradingSystemChanged(isMiddleSchool));
}
},
),
],
),
body: Column(
crossAxisAlignment: CrossAxisAlignment.center,
mainAxisAlignment: MainAxisAlignment.center,
children: [
const SizedBox(height: 30),
Text(bloc.average().toStringAsFixed(2), style: const TextStyle(fontSize: 30, fontWeight: FontWeight.bold)),
const SizedBox(height: 10),
const Divider(),
const SizedBox(height: 10),
Text(bloc.isMiddleSchool() ? 'Wähle unten die Anzahl deiner jewiligen Noten aus' : 'Wähle unten die Anzahl deiner jeweiligen Punkte aus'),
const SizedBox(height: 10),
const Expanded(
child: GradeAveragesListView()
),
],
),
);
},
),
);
}