132 lines
4.8 KiB
Dart
132 lines
4.8 KiB
Dart
import 'package:diameter/components/progress_indicator.dart';
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import 'package:diameter/models/meal_source.dart';
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import 'package:diameter/navigation.dart';
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import 'package:diameter/screens/meal/meal_source_detail.dart';
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import 'package:flutter/material.dart';
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class MealSourceListScreen extends StatefulWidget {
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static const String routeName = '/meal-sources';
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const MealSourceListScreen({Key? key}) : super(key: key);
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@override
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_MealSourceListScreenState createState() => _MealSourceListScreenState();
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}
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class _MealSourceListScreenState extends State<MealSourceListScreen> {
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late Future<List<MealSource>?> _mealSources;
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void refresh({String? message}) {
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setState(() {
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_mealSources = MealSource.fetchAll();
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});
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setState(() {
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if (message != null) {
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var snackBar = SnackBar(
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content: Text(message),
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duration: const Duration(seconds: 2),
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);
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ScaffoldMessenger.of(context)
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..removeCurrentSnackBar()
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..showSnackBar(snackBar);
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}
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});
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}
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@override
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void initState() {
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super.initState();
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refresh();
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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appBar: AppBar(
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title: const Text('Meal Sources'),
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actions: <Widget>[
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IconButton(onPressed: refresh, icon: const Icon(Icons.refresh))
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],
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),
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drawer: const Navigation(currentLocation: MealSourceListScreen.routeName),
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body: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: <Widget>[
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Expanded(
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child: FutureBuilder<List<MealSource>?>(
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future: _mealSources,
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builder: (context, snapshot) {
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return ViewWithProgressIndicator(
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snapshot: snapshot,
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child: snapshot.data == null || snapshot.data!.isEmpty
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? Row(
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mainAxisAlignment: MainAxisAlignment.center,
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children: const [
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Padding(
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padding: EdgeInsets.all(10.0),
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child: Text('No Meal Sources'),
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)
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],
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)
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: ListView.builder(
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padding: const EdgeInsets.only(top: 10.0),
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itemCount: snapshot.data != null
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? snapshot.data!.length
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: 0,
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itemBuilder: (context, index) {
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final mealSource = snapshot.data![index];
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return ListTile(
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onTap: () {
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Navigator.push(
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context,
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MaterialPageRoute(
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builder: (context) =>
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MealSourceDetailScreen(
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mealSource: mealSource,
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),
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),
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).then(
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(message) => refresh(message: message));
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},
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title: Text(mealSource.value),
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subtitle: Text(mealSource.notes ?? ''),
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trailing: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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IconButton(
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icon: const Icon(
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Icons.delete,
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color: Colors.blue,
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),
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onPressed: () async {
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// add confirmation dialog
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await mealSource.delete().then((_) {
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refresh(
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message: 'Meal Source deleted');
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});
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},
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),
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],
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),
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);
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}));
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},
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),
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),
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],
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),
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floatingActionButton: FloatingActionButton(
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onPressed: () {
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Navigator.push(
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context,
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MaterialPageRoute(
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builder: (context) => const MealSourceDetailScreen(),
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),
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).then((message) => refresh(message: message));
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},
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child: const Icon(Icons.add),
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),
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);
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}
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}
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