307 lines
12 KiB
Dart
307 lines
12 KiB
Dart
import 'package:diameter/components/detail.dart';
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import 'package:diameter/components/dialogs.dart';
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import 'package:diameter/config.dart';
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import 'package:diameter/navigation.dart';
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import 'package:diameter/settings.dart';
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import 'package:diameter/utils/date_time_utils.dart';
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import 'package:diameter/utils/utils.dart';
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import 'package:flutter/material.dart';
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import 'package:flutter/services.dart';
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import 'package:diameter/components/forms.dart';
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import 'package:diameter/models/bolus.dart';
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import 'package:diameter/models/bolus_profile.dart';
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import 'package:flutter/widgets.dart';
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class BolusDetailScreen extends StatefulWidget {
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static const String routeName = '/bolus';
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final BolusProfile bolusProfile;
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final Bolus? bolus;
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const BolusDetailScreen({Key? key, required this.bolusProfile, this.bolus})
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: super(key: key);
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@override
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_BolusDetailScreenState createState() => _BolusDetailScreenState();
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}
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class _BolusDetailScreenState extends State<BolusDetailScreen> {
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final GlobalKey<FormState> _bolusForm = GlobalKey<FormState>();
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TimeOfDay _startTime = const TimeOfDay(hour: 0, minute: 0);
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TimeOfDay _endTime = const TimeOfDay(hour: 0, minute: 0);
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final _startTimeController = TextEditingController();
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final _endTimeController = TextEditingController();
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final _unitsController = TextEditingController();
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final _carbsController = TextEditingController();
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final _mgPerDlController = TextEditingController();
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final _mmolPerLController = TextEditingController();
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@override
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void initState() {
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super.initState();
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if (widget.bolus != null) {
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_startTime = TimeOfDay.fromDateTime(widget.bolus!.startTime);
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_endTime = TimeOfDay.fromDateTime(widget.bolus!.endTime);
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_unitsController.text = widget.bolus!.units.toString();
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_carbsController.text = widget.bolus!.carbs.toString();
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_mgPerDlController.text = widget.bolus!.mgPerDl.toString();
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_mmolPerLController.text = widget.bolus!.mmolPerL.toString();
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}
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updateStartTime();
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updateEndTime();
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}
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void updateStartTime() {
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_startTimeController.text = DateTimeUtils.displayTimeOfDay(_startTime);
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}
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void updateEndTime() {
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_endTimeController.text = DateTimeUtils.displayTimeOfDay(_endTime);
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}
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void updateMgPerDl() {
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_mgPerDlController.text = Utils.convertMmolPerLToMgPerDl(
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double.tryParse(_mmolPerLController.text) ?? 0)
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.toString();
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}
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void updateMmolPerL() {
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_mmolPerLController.text = Utils.convertMgPerDlToMmolPerL(
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int.tryParse(_mgPerDlController.text) ?? 0)
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.toString();
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}
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void handleSaveAction() async {
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// TODO: add confirmation dialog in case time period is already covered
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if (_bolusForm.currentState!.validate()) {
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bool isNew = widget.bolus == null;
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isNew
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? await Bolus.save(
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startTime: DateTimeUtils.convertTimeOfDayToDateTime(_startTime),
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endTime: DateTimeUtils.convertTimeOfDayToDateTime(_endTime),
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units: double.parse(_unitsController.text),
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bolusProfile: widget.bolusProfile.objectId!,
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carbs: double.parse(_carbsController.text),
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mgPerDl: int.tryParse(_mgPerDlController.text),
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mmolPerL: double.tryParse(_mmolPerLController.text),
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)
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: await Bolus.update(
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widget.bolus!.objectId!,
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startTime: DateTimeUtils.convertTimeOfDayToDateTime(_startTime),
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endTime: DateTimeUtils.convertTimeOfDayToDateTime(_endTime),
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units: double.tryParse(_unitsController.text),
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carbs: double.tryParse(_carbsController.text),
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mgPerDl: int.tryParse(_mgPerDlController.text),
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mmolPerL: double.parse(_mmolPerLController.text),
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);
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Navigator.pop(context, '${isNew ? 'New' : ''} Bolus Rate saved');
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}
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}
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void handleCancelAction() {
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bool isNew = widget.bolus == null;
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if (showConfirmationDialogOnCancel &&
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((isNew &&
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(_startTime.hour != 0 ||
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_endTime.hour != 0 ||
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_startTime.minute != 0 ||
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_endTime.minute != 0 ||
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(double.tryParse(_unitsController.text) ?? 0) != 0.0 ||
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(double.tryParse(_carbsController.text) ?? 0) != 0.0 ||
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(int.tryParse(_mgPerDlController.text) ?? 0) != 0 ||
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(double.tryParse(_mmolPerLController.text) ?? 0) != 0.0)) ||
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(!isNew &&
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(TimeOfDay.fromDateTime(widget.bolus!.startTime) !=
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_startTime ||
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TimeOfDay.fromDateTime(widget.bolus!.endTime) != _endTime ||
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(double.tryParse(_unitsController.text) ?? 0) !=
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widget.bolus!.units ||
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(double.tryParse(_carbsController.text) ?? 0) !=
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widget.bolus!.carbs ||
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(double.tryParse(_mgPerDlController.text) ?? 0) !=
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widget.bolus!.mgPerDl ||
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(double.tryParse(_mmolPerLController.text) ?? 0) !=
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widget.bolus!.mmolPerL)))) {
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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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bool isNew = widget.bolus == null;
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return Scaffold(
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appBar: AppBar(
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title: Text(
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'${isNew ? 'New' : 'Edit'} Bolus Rate for ${widget.bolusProfile.name}'),
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),
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drawer: const Navigation(currentLocation: BolusDetailScreen.routeName),
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body: SingleChildScrollView(
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child: Column(
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children: [
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StyledForm(
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formState: _bolusForm,
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fields: [
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Row(
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children: [
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Expanded(
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child: StyledTimeOfDayFormField(
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label: 'Start Time',
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controller: _startTimeController,
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time: _startTime,
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onChanged: (newStartTime) {
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if (newStartTime != null) {
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setState(() {
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_startTime = newStartTime;
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});
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updateStartTime();
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}
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},
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),
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),
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Expanded(
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child: StyledTimeOfDayFormField(
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label: 'End Time',
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controller: _endTimeController,
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time: _endTime,
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onChanged: (newEndTime) {
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if (newEndTime != null) {
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setState(() {
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_endTime = newEndTime;
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});
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updateEndTime();
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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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TextFormField(
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decoration: const InputDecoration(
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labelText: 'Units',
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suffixText: 'U',
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),
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controller: _unitsController,
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keyboardType:
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const TextInputType.numberWithOptions(decimal: true),
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validator: (value) {
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if (value!.trim().isEmpty) {
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return 'Empty amount of units';
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}
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return null;
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},
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),
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TextFormField(
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decoration: InputDecoration(
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labelText: 'per carbs',
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suffixText: nutritionMeasurement ==
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NutritionMeasurement.grams
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? 'g'
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: nutritionMeasurement == NutritionMeasurement.ounces
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? 'oz'
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: '',
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),
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controller: _carbsController,
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keyboardType:
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const TextInputType.numberWithOptions(decimal: true),
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validator: (value) {
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if (value!.trim().isEmpty) {
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return 'How many carbs does the rate make up for?';
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}
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return null;
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},
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),
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Row(
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// TODO: improve conversion of mg/dl and mmol/l
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children: [
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glucoseMeasurement == GlucoseMeasurement.mgPerDl ||
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glucoseDisplayMode == GlucoseDisplayMode.both ||
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glucoseDisplayMode ==
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GlucoseDisplayMode.bothForDetail
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? Expanded(
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child: TextFormField(
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decoration: const InputDecoration(
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labelText: 'per mg/dl',
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suffixText: 'mg/dl',
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),
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controller: _mgPerDlController,
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onChanged: (_) {
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setState(() {
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_mmolPerLController
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.text = Utils.convertMgPerDlToMmolPerL(
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int.tryParse(
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_mmolPerLController.text) ??
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0)
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.toString();
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});
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},
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keyboardType:
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const TextInputType.numberWithOptions(),
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validator: (value) {
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if (value!.trim().isEmpty &&
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_mmolPerLController.text.trim().isEmpty) {
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return 'How many mg/dl does the rate make up for?';
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}
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return null;
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},
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),
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)
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: Container(),
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glucoseMeasurement == GlucoseMeasurement.mmolPerL ||
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glucoseDisplayMode == GlucoseDisplayMode.both ||
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glucoseDisplayMode ==
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GlucoseDisplayMode.bothForDetail
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? Expanded(
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child: TextFormField(
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decoration: const InputDecoration(
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labelText: 'per mmol/l',
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suffixText: 'mmol/l',
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),
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controller: _mmolPerLController,
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onChanged: (_) {
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setState(() {
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_mgPerDlController
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.text = Utils.convertMmolPerLToMgPerDl(
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double.tryParse(
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_mgPerDlController.text) ??
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0)
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.toString();
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});
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},
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keyboardType:
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const TextInputType.numberWithOptions(
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decimal: true),
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validator: (value) {
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if (value!.trim().isEmpty &&
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_mgPerDlController.text.trim().isEmpty) {
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return 'How many mmol/l does rhe rate make up for?';
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}
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return null;
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},
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),
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)
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: Container(),
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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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onSave: handleSaveAction,
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),
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);
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}
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}
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