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import 'package:diameter/components/detail.dart';
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import 'package:diameter/components/dialogs.dart';
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import 'package:diameter/models/settings.dart';
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import 'package:diameter/navigation.dart';
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import 'package:flutter/material.dart';
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import 'package:diameter/components/forms.dart';
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import 'package:diameter/models/accuracy.dart';
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class AccuracyDetailScreen extends StatefulWidget {
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static const String routeName = '/accuracy';
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final int id;
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const AccuracyDetailScreen({Key? key, this.id = 0}) : super(key: key);
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@override
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_AccuracyDetailScreenState createState() => _AccuracyDetailScreenState();
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}
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class _AccuracyDetailScreenState extends State<AccuracyDetailScreen> {
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Accuracy? _accuracy;
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bool _isNew = true;
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bool _isSaving = false;
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final GlobalKey<FormState> _accuracyForm = GlobalKey<FormState>();
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final ScrollController _scrollController = ScrollController();
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final _valueController = TextEditingController(text: '');
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final _confidenceRatingController = TextEditingController(text: '');
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final _notesController = TextEditingController(text: '');
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bool _forCarbsRatio = true;
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bool _forPortionSize = true;
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@override
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void initState() {
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super.initState();
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reload();
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if (_accuracy != null) {
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_valueController.text = _accuracy!.value;
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_forCarbsRatio = _accuracy!.forCarbsRatio;
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_forPortionSize = _accuracy!.forPortionSize;
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_confidenceRatingController.text =
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(_accuracy!.confidenceRating ?? '').toString();
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_notesController.text = _accuracy!.notes ?? '';
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}
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}
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void reload({String? message}) {
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if (widget.id != 0) {
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setState(() {
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_accuracy = Accuracy.get(widget.id);
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});
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}
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_isNew = _accuracy == null;
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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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void handleSaveAction() async {
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setState(() {
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_isSaving = true;
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});
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if (_accuracyForm.currentState!.validate()) {
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Accuracy accuracy = Accuracy(
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id: widget.id,
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value: _valueController.text,
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forCarbsRatio: _forCarbsRatio,
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forPortionSize: _forPortionSize,
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notes: _notesController.text,
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);
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Accuracy.box.put(accuracy);
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Accuracy.reorder(
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accuracy, int.tryParse(_confidenceRatingController.text));
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Navigator.pop(context, ['${_isNew ? 'New' : ''} Accuracy saved', accuracy]);
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}
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setState(() {
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_isSaving = false;
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});
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}
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void handleCancelAction() {
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if (Settings.get().showConfirmationDialogOnCancel &&
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(_isNew &&
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(!_forCarbsRatio ||
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!_forPortionSize ||
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_valueController.text != '' ||
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int.tryParse(_confidenceRatingController.text) != null ||
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_notesController.text != '')) ||
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(!_isNew &&
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(_forCarbsRatio != _accuracy!.forCarbsRatio ||
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_forPortionSize != _accuracy!.forPortionSize ||
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_accuracy!.value != _valueController.text ||
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int.tryParse(_confidenceRatingController.text) !=
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_accuracy!.confidenceRating ||
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(_accuracy!.notes ?? '') != _notesController.text))) {
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Dialogs.showCancelConfirmationDialog(
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context: context,
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isNew: _isNew,
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onSave: handleSaveAction,
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);
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} else {
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Navigator.pop(context);
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}
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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: Text(_isNew ? 'New Accuracy' : _accuracy!.value),
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),
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drawer: const Navigation(currentLocation: AccuracyDetailScreen.routeName),
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body: Scrollbar(
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controller: _scrollController,
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child: SingleChildScrollView(
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controller: _scrollController,
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.stretch,
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children: <Widget>[
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FormWrapper(
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formState: _accuracyForm,
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fields: [
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TextFormField(
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controller: _valueController,
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decoration: const InputDecoration(
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labelText: 'Name',
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),
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validator: (value) {
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if (value!.trim().isEmpty) {
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return 'Empty name';
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}
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return null;
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},
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),
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BooleanFormField(
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value: _forCarbsRatio,
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label: 'for carbs ratio',
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onChanged: (value) {
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setState(() {
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_forCarbsRatio = value;
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});
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},
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),
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BooleanFormField(
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value: _forPortionSize,
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label: 'for portion size',
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onChanged: (value) {
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setState(() {
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_forPortionSize = value;
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});
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},
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),
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TextFormField(
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controller: _confidenceRatingController,
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keyboardType: TextInputType.number,
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decoration: const InputDecoration(
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labelText: 'Confidence Rating',
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),
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),
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TextFormField(
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controller: _notesController,
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keyboardType: TextInputType.multiline,
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decoration: const InputDecoration(
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labelText: 'Notes',
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),
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minLines: 2,
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maxLines: 5,
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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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bottomNavigationBar: DetailBottomRow(
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onCancel: handleCancelAction,
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onAction: _isSaving ? null : handleSaveAction,
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),
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);
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}
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}
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