120 lines
5.1 KiB
Dart
120 lines
5.1 KiB
Dart
import 'package:flutter/material.dart';
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import 'package:vikunja_app/global.dart';
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import 'package:vikunja_app/models/list.dart';
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class ListEditPage extends StatefulWidget {
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final TaskList list;
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ListEditPage({this.list}) : super(key: Key(list.toString()));
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@override
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State<StatefulWidget> createState() => _ListEditPageState();
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}
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class _ListEditPageState extends State<ListEditPage> {
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final _formKey = GlobalKey<FormState>();
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bool _loading = false;
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String _title, _description;
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@override
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Widget build(BuildContext ctx) {
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return Scaffold(
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appBar: AppBar(
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title: Text('Edit List'),
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),
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body: Builder(
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builder: (BuildContext context) => SafeArea(
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child: Form(
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key: _formKey,
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child: ListView(
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padding: const EdgeInsets.symmetric(horizontal: 16.0),
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children: <Widget>[
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Padding(
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padding: EdgeInsets.symmetric(vertical: 10.0),
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child: TextFormField(
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maxLines: null,
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keyboardType: TextInputType.multiline,
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initialValue: widget.list.title,
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onSaved: (title) => _title = title,
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validator: (title) {
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if (title.length < 3 || title.length > 250) {
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return 'The title needs to have between 3 and 250 characters.';
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}
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return null;
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},
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decoration:
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new InputDecoration(labelText: 'Title'),
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),
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),
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Padding(
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padding: EdgeInsets.symmetric(vertical: 10.0),
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child: TextFormField(
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maxLines: null,
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keyboardType: TextInputType.multiline,
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initialValue: widget.list.description,
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onSaved: (description) =>
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_description = description,
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validator: (description) {
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if (description.length > 1000) {
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return 'The description can have a maximum of 1000 characters.';
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}
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return null;
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},
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decoration: new InputDecoration(
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labelText: 'Description'),
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),
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),
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Builder(
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builder: (context) => RaisedButton(
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padding:
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EdgeInsets.symmetric(vertical: 10.0),
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onPressed: !_loading
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? () {
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if (_formKey.currentState
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.validate()) {
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Form.of(context)
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.save(); // Why does this not work?
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_saveList(context);
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} else {
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print(
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"sdf"); // TODO: handle error
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}
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}
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: null,
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child: _loading
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? CircularProgressIndicator()
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: Text('Save'),
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)),
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])),
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)));
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}
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_saveList(BuildContext context) async {
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setState(() => _loading = true);
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// FIXME: is there a way we can update the list without creating a new list object?
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// aka updating the existing list we got from context (setters?)
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TaskList updatedList = TaskList(
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id: widget.list.id, title: _title, description: _description);
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VikunjaGlobal.of(context).listService.update(updatedList)
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.then((_) {
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setState(() => _loading = false);
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final scaffold = Scaffold.of(context);
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scaffold.showSnackBar(SnackBar(
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content: Text('The list was updated successfully!'),
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));
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})
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.catchError((err) {
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setState(() => _loading = false);
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final scaffold = Scaffold.of(context);
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scaffold.showSnackBar(
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SnackBar(
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content: Text('Something went wrong: ' + err.toString()),
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action: SnackBarAction(
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label: 'CLOSE', onPressed: scaffold.hideCurrentSnackBar),
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),
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);
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});
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}
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}
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