mirror of
https://github.com/wger-project/flutter.git
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97 lines
3.0 KiB
Dart
97 lines
3.0 KiB
Dart
/*
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* This file is part of wger Workout Manager <https://github.com/wger-project>.
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* Copyright (C) 2020, 2021 wger Team
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*
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* wger Workout Manager is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* wger Workout Manager is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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import 'package:flutter/material.dart';
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import 'package:wger/l10n/generated/app_localizations.dart';
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import 'package:wger/models/workouts/slot_entry.dart';
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/// Input widget for Reps In Reserve
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class RiRInputWidget extends StatefulWidget {
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final num? _initialValue;
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final ValueChanged<String> onChanged;
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late String dropdownValue;
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late double _currentSetSliderValue;
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static const SLIDER_START = -0.5;
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RiRInputWidget(this._initialValue, {required this.onChanged}) {
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dropdownValue = _initialValue != null ? _initialValue.toString() : SlotEntry.DEFAULT_RIR;
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// Read string RiR into a double
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if (_initialValue != null) {
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_currentSetSliderValue = _initialValue.toDouble();
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} else {
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_currentSetSliderValue = SLIDER_START;
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}
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}
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@override
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_RiRInputWidgetState createState() => _RiRInputWidgetState();
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}
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class _RiRInputWidgetState extends State<RiRInputWidget> {
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/// Returns the string used in the slider
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String getSliderLabel(double value) {
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if (value < 0) {
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return AppLocalizations.of(context).rirNotUsed;
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}
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if (value > 4) {
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return '4+ ${AppLocalizations.of(context).rir}';
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}
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return '$value ${AppLocalizations.of(context).rir}';
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}
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String mapDoubleToAllowedRir(double value) {
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if (value < 0) {
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return '';
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}
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// The representation is different (3.0 -> 3) we are on an int, round
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if (value.toInt() < value) {
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return value.toString();
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}
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return value.toInt().toString();
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}
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@override
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Widget build(BuildContext context) {
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return Row(
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mainAxisSize: MainAxisSize.max,
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children: [
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Text(AppLocalizations.of(context).rir),
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Expanded(
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child: Slider(
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value: widget._currentSetSliderValue,
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min: RiRInputWidget.SLIDER_START,
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max: (SlotEntry.POSSIBLE_RIR_VALUES.length - 2) / 2,
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divisions: SlotEntry.POSSIBLE_RIR_VALUES.length - 1,
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label: getSliderLabel(widget._currentSetSliderValue),
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onChanged: (double value) {
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widget.onChanged(mapDoubleToAllowedRir(value));
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setState(() {
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widget._currentSetSliderValue = value;
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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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