diameter/lib/screens/log/log_entry/log_meal_detail.dart
2022-03-21 01:08:05 +01:00

830 lines
34 KiB
Dart

import 'package:diameter/components/detail.dart';
import 'package:diameter/components/forms/boolean_form_field.dart';
import 'package:diameter/components/forms/number_form_field.dart';
import 'package:diameter/utils/dialog_utils.dart';
import 'package:diameter/components/forms/auto_complete_dropdown_button.dart';
import 'package:diameter/components/forms/form_wrapper.dart';
import 'package:diameter/models/accuracy.dart';
import 'package:diameter/models/log_meal.dart';
import 'package:diameter/models/meal.dart';
import 'package:diameter/models/meal_category.dart';
import 'package:diameter/models/meal_portion_type.dart';
import 'package:diameter/models/meal_source.dart';
import 'package:diameter/models/settings.dart';
import 'package:diameter/navigation.dart';
import 'package:diameter/screens/category/accuracy_detail.dart';
import 'package:diameter/screens/category/meal_category_detail.dart';
import 'package:diameter/screens/category/meal_portion_type_detail.dart';
import 'package:diameter/screens/category/meal_source_detail.dart';
import 'package:diameter/screens/meal/meal_detail.dart';
import 'package:diameter/utils/utils.dart';
import 'package:flutter/material.dart';
class LogMealDetailScreen extends StatefulWidget {
static const String routeName = '/log-meal';
final int logEntryId;
final int id;
const LogMealDetailScreen({Key? key, this.logEntryId = 0, this.id = 0})
: super(key: key);
@override
_LogMealDetailScreenState createState() => _LogMealDetailScreenState();
}
enum NutritionProperty { totalCarbs, carbsRatio, portionSize }
class _LogMealDetailScreenState extends State<LogMealDetailScreen> {
LogMeal? _logMeal;
bool _isNew = true;
bool _isSaving = false;
bool _isExpanded = false;
bool _setManually = false;
NutritionProperty? lastChanged;
NutritionProperty? secondToLastChanged;
final GlobalKey<FormState> _logMealForm = GlobalKey<FormState>();
final ScrollController _scrollController = ScrollController();
double _amount = 1;
final _valueController = TextEditingController(text: '');
final _carbsRatioController = TextEditingController(text: '');
final _portionSizeController = TextEditingController(text: '');
final _totalCarbsController = TextEditingController(text: '');
final _notesController = TextEditingController(text: '');
Meal? _meal;
MealSource? _mealSource;
MealCategory? _mealCategory;
MealPortionType? _mealPortionType;
Accuracy? _portionSizeAccuracy;
Accuracy? _carbsRatioAccuracy;
final _mealController = TextEditingController(text: '');
final _mealSourceController = TextEditingController(text: '');
final _mealCategoryController = TextEditingController(text: '');
final _mealPortionTypeController = TextEditingController(text: '');
final _portionSizeAccuracyController = TextEditingController(text: '');
final _carbsRatioAccuracyController = TextEditingController(text: '');
final _amountController = TextEditingController(text: '1');
List<Meal> _meals = [];
List<MealCategory> _mealCategories = [];
List<MealPortionType> _mealPortionTypes = [];
List<MealSource> _mealSources = [];
List<Accuracy> _portionSizeAccuracies = [];
List<Accuracy> _carbsRatioAccuracies = [];
@override
void initState() {
super.initState();
reload();
_portionSizeAccuracies = Accuracy.getAllForPortionSize();
_carbsRatioAccuracies = Accuracy.getAllForCarbsRatio();
_meals = Meal.getAll();
_mealCategories = MealCategory.getAll();
_mealPortionTypes = MealPortionType.getAll();
_mealSources = MealSource.getAll();
if (widget.id != 0) {
_valueController.text = _logMeal!.value;
_carbsRatioController.text = (_logMeal!.carbsRatio ?? '').toString();
_portionSizeController.text = (_logMeal!.portionSize ?? '').toString();
_totalCarbsController.text = (_logMeal!.totalCarbs ?? '').toString();
_amountController.text = (_logMeal!.amount).toString();
_amount = _logMeal!.amount;
_notesController.text = _logMeal!.notes ?? '';
_meal = _logMeal!.meal.target;
_mealController.text = (_meal ?? '').toString();
_mealSource = _logMeal!.mealSource.target;
_mealSourceController.text = (_mealSource ?? '').toString();
_mealCategory = _logMeal!.mealCategory.target;
_mealCategoryController.text = (_mealCategory ?? '').toString();
_mealPortionType = _logMeal!.mealPortionType.target;
_mealPortionTypeController.text = (_mealPortionType ?? '').toString();
_portionSizeAccuracy = _logMeal!.portionSizeAccuracy.target;
_portionSizeAccuracyController.text =
(_portionSizeAccuracy ?? '').toString();
_carbsRatioAccuracy = _logMeal!.carbsRatioAccuracy.target;
_carbsRatioAccuracyController.text =
(_carbsRatioAccuracy ?? '').toString();
}
}
@override
void dispose() {
_scrollController.dispose();
_valueController.dispose();
_carbsRatioController.dispose();
_portionSizeController.dispose();
_totalCarbsController.dispose();
_notesController.dispose();
_mealController.dispose();
_mealSourceController.dispose();
_mealCategoryController.dispose();
_mealPortionTypeController.dispose();
_portionSizeAccuracyController.dispose();
_carbsRatioAccuracyController.dispose();
_amountController.dispose();
super.dispose();
}
void reload({String? message}) {
if (widget.id != 0) {
setState(() {
_logMeal = LogMeal.get(widget.id);
});
}
_isNew = _logMeal == null;
setState(() {
if (message != null) {
var snackBar = SnackBar(
content: Text(message),
duration: const Duration(seconds: 2),
);
ScaffoldMessenger.of(context)
..removeCurrentSnackBar()
..showSnackBar(snackBar);
}
});
}
void updateCarbsRatioAccuracy(Accuracy? value) {
setState(() {
_carbsRatioAccuracy = value;
_carbsRatioAccuracyController.text =
(_carbsRatioAccuracy ?? '').toString();
});
}
void updatePortionSizeAccuracy(Accuracy? value) {
setState(() {
_portionSizeAccuracy = value;
_portionSizeAccuracyController.text =
(_portionSizeAccuracy ?? '').toString();
});
}
void updateMealCategory(MealCategory? value) {
setState(() {
_mealCategory = value;
_mealCategoryController.text = (_mealCategory ?? '').toString();
});
}
void updateMealPortionType(MealPortionType? value) {
setState(() {
_mealPortionType = value;
_mealPortionTypeController.text = (_mealPortionType ?? '').toString();
});
}
void updateMealSource(MealSource? value) {
setState(() {
_mealSource = value;
_mealSourceController.text = (_mealSource ?? '').toString();
});
}
Future<void> onSelectMeal(Meal? meal) async {
setState(() {
_meal = meal;
_mealController.text = (_meal ?? '').toString();
_valueController.text = _mealController.text;
_carbsRatioController.text = (meal?.carbsRatio ?? '').toString();
_amountController.text = '1';
_portionSizeController.text = (meal?.portionSize ?? '').toString();
_totalCarbsController.text = (meal?.carbsPerPortion ?? '').toString();
});
updateMealSource(meal?.mealSource.target);
updateMealCategory(meal?.mealCategory.target);
updateMealPortionType(meal?.mealPortionType.target);
updatePortionSizeAccuracy(meal?.portionSizeAccuracy.target);
updateCarbsRatioAccuracy(meal?.carbsRatioAccuracy.target);
}
void handleSaveAction() async {
setState(() {
_isSaving = true;
});
if (_logMealForm.currentState!.validate()) {
LogMeal logMeal = LogMeal(
id: widget.id,
value: _valueController.text,
carbsRatio: double.tryParse(_carbsRatioController.text),
portionSize: double.tryParse(_portionSizeController.text),
totalCarbs: double.tryParse(_totalCarbsController.text),
amount: double.parse(_amountController.text),
);
logMeal.logEntry.targetId = widget.logEntryId;
logMeal.meal.target = _meal;
logMeal.mealSource.target = _mealSource;
logMeal.mealCategory.target = _mealCategory;
logMeal.mealPortionType.target = _mealPortionType;
logMeal.portionSizeAccuracy.target = _portionSizeAccuracy;
logMeal.carbsRatioAccuracy.target = _carbsRatioAccuracy;
LogMeal.put(logMeal);
Navigator.pop(context, ['${_isNew ? 'New' : ''} Meal Saved', logMeal]);
}
setState(() {
_isSaving = false;
});
}
void handleCancelAction() {
if (Settings.get().showConfirmationDialogOnCancel &&
((_isNew &&
(_valueController.text != '' ||
_meal != null ||
_mealSource != null ||
_mealCategory != null ||
_mealPortionType != null ||
double.tryParse(_amountController.text) != 1 ||
double.tryParse(_carbsRatioController.text) != null ||
double.tryParse(_portionSizeController.text) != null ||
double.tryParse(_totalCarbsController.text) != null ||
_carbsRatioAccuracy != null ||
_portionSizeAccuracy != null ||
_notesController.text != '')) ||
(!_isNew &&
(_valueController.text != _logMeal!.value ||
_meal != _logMeal!.meal.target ||
_mealSource != _logMeal!.mealSource.target ||
_mealCategory != _logMeal!.mealCategory.target ||
_mealPortionType != _logMeal!.mealPortionType.target ||
double.tryParse(_amountController.text) !=
_logMeal!.amount ||
double.tryParse(_carbsRatioController.text) !=
_logMeal!.carbsRatio ||
double.tryParse(_portionSizeController.text) !=
_logMeal!.portionSize ||
double.tryParse(_totalCarbsController.text) !=
_logMeal!.totalCarbs ||
_carbsRatioAccuracy !=
_logMeal!.carbsRatioAccuracy.target ||
_portionSizeAccuracy !=
_logMeal!.portionSizeAccuracy.target ||
_notesController.text != (_logMeal!.notes ?? ''))))) {
DialogUtils.showCancelConfirmationDialog(
context: context,
isNew: _isNew,
onSave: handleSaveAction,
);
} else {
Navigator.pop(context);
}
}
void updateAmount(double? newAmount) {
if (newAmount != null) {
setState(() {
_amountController.text = Utils.getFractionDigitsLength(newAmount) == 0
? newAmount.toInt().toString()
: newAmount.toString();
});
double? portionSize;
double? basePortionSize;
if (_portionSizeController.text != '') {
portionSize = double.tryParse(_portionSizeController.text);
}
if (portionSize != null && portionSize != 0) {
basePortionSize = portionSize / _amount;
} else if (_meal != null) {
basePortionSize = _meal!.portionSize;
}
if (basePortionSize != null) {
setState(() {
portionSize = basePortionSize! * newAmount;
secondToLastChanged = NutritionProperty.carbsRatio;
lastChanged = NutritionProperty.portionSize;
_portionSizeController.text =
Utils.toStringMatchingTemplateFractionPrecision(
portionSize!, Settings.nutritionSteps);
});
calculateThirdMeasurementOfPortionCarbsRelation(
portionSizeUpdate: portionSize);
}
setState(() {
_amount = newAmount;
});
}
}
void calculateThirdMeasurementOfPortionCarbsRelation(
{double? carbsRatioUpdate,
double? portionSizeUpdate,
double? totalCarbsUpdate}) {
if (!_setManually) {
double? carbsRatio =
carbsRatioUpdate ?? double.tryParse(_carbsRatioController.text);
double? portionSize =
portionSizeUpdate ?? double.tryParse(_portionSizeController.text);
double? totalCarbs =
totalCarbsUpdate ?? double.tryParse(_totalCarbsController.text);
int toCalculate = 0;
const calcCarbsRatio = 1;
const calcTotalCarbs = 2;
const calcPortionSize = 3;
if (carbsRatioUpdate != null) {
if (secondToLastChanged == NutritionProperty.portionSize &&
portionSize != null &&
portionSize != 0) {
toCalculate = calcTotalCarbs;
} else if (totalCarbs != null && totalCarbs != 0) {
toCalculate = calcPortionSize;
}
} else if (portionSizeUpdate != null) {
if (secondToLastChanged == NutritionProperty.carbsRatio &&
carbsRatio != null &&
carbsRatio != 0) {
toCalculate = calcTotalCarbs;
} else if (totalCarbs != null && totalCarbs != 0) {
toCalculate = calcCarbsRatio;
}
} else if (totalCarbsUpdate != null) {
if (secondToLastChanged == NutritionProperty.carbsRatio &&
carbsRatio != null &&
carbsRatio != 0) {
toCalculate = calcPortionSize;
} else if (portionSize != null && portionSize != 0) {
toCalculate = calcCarbsRatio;
}
} else {
if ((secondToLastChanged == NutritionProperty.carbsRatio ||
lastChanged == NutritionProperty.carbsRatio) &&
carbsRatio != null &&
carbsRatio != 0) {
if (portionSize != null && portionSize != 0) {
toCalculate = calcTotalCarbs;
} else if (totalCarbs != null && totalCarbs != 0) {
toCalculate = calcPortionSize;
}
} else if (portionSize != null &&
portionSize != 0 &&
totalCarbs != null &&
totalCarbs != 0) {
toCalculate = calcCarbsRatio;
}
}
setState(() {
if (toCalculate == calcCarbsRatio) {
_carbsRatioController.text =
Utils.calculateCarbsRatio(totalCarbs!, portionSize!).toString();
} else if (toCalculate == calcTotalCarbs) {
_totalCarbsController.text =
Utils.toStringMatchingTemplateFractionPrecision(
Utils.calculateCarbs(carbsRatio!, portionSize!,
step: Settings.nutritionSteps),
Settings.nutritionSteps);
} else if (toCalculate == calcPortionSize) {
_portionSizeController.text =
Utils.toStringMatchingTemplateFractionPrecision(
Utils.calculatePortionSize(carbsRatio!, totalCarbs!,
step: Settings.nutritionSteps),
Settings.nutritionSteps);
}
});
}
}
@override
Widget build(BuildContext context) {
return Scaffold(
appBar: AppBar(
title: Text(_isNew ? 'New Meal for Log Entry' : _logMeal!.value),
),
drawer: const Navigation(currentLocation: LogMealDetailScreen.routeName),
body: Scrollbar(
controller: _scrollController,
child: SingleChildScrollView(
controller: _scrollController,
child: Column(
crossAxisAlignment: CrossAxisAlignment.stretch,
children: <Widget>[
FormWrapper(
formState: _logMealForm,
fields: [
Row(
children: [
Expanded(
child: AutoCompleteDropdownButton<Meal>(
controller: _mealController,
selectedItem: _meal,
label: 'Meal',
items: _meals,
onChanged: onSelectMeal,
),
),
IconButton(
onPressed: () {
Navigator.push(
context,
MaterialPageRoute(
builder: (context) => _meal == null
? const MealDetailScreen()
: MealDetailScreen(id: _meal!.id),
),
).then((result) {
onSelectMeal(result?[1]);
reload(message: result?[0]);
});
},
icon: Icon(_meal == null ? Icons.add : Icons.edit),
),
],
),
TextFormField(
controller: _valueController,
decoration: const InputDecoration(
labelText: 'Name',
),
validator: (value) {
if (value!.trim().isEmpty) {
return 'Empty name';
}
return null;
},
),
Row(
children: [
Expanded(
flex: 10,
child: NumberFormField(
controller: _amountController,
label: 'Amount',
suffix: _mealPortionType?.value,
onChanged: updateAmount,
),
),
Expanded(
child: TextButton(
onPressed: () => updateAmount(0.5),
child: Column(
children: const [
Text(
'1',
style: TextStyle(
decoration: TextDecoration.underline,
decorationThickness: 2),
),
Text('2'),
],
),
),
),
Expanded(
child: TextButton(
onPressed: () => updateAmount(0.33),
child: Column(
children: const [
Text(
'1',
style: TextStyle(
decoration: TextDecoration.underline,
decorationThickness: 2),
),
Text('3'),
],
),
),
),
Expanded(
child: TextButton(
onPressed: () => updateAmount(0.67),
child: Column(
children: const [
Text(
'2',
style: TextStyle(
decoration: TextDecoration.underline,
decorationThickness: 2),
),
Text('3'),
],
),
),
),
],
),
Row(
children: [
Expanded(
child: NumberFormField(
label: 'Portion size',
suffix: Settings.nutritionMeasurementSuffix,
controller: _portionSizeController,
showSteppers: false,
autoRoundToMultipleOfStep: true,
step: Settings.nutritionSteps,
onChanged: (value) async {
if (lastChanged != NutritionProperty.portionSize) {
setState(() {
secondToLastChanged = lastChanged;
lastChanged = NutritionProperty.portionSize;
});
}
await Future.delayed(const Duration(seconds: 1));
if (value != null && value != 0) {
calculateThirdMeasurementOfPortionCarbsRelation(
portionSizeUpdate: value);
}
},
),
),
const SizedBox(width: 10),
Expanded(
child: NumberFormField(
label: 'Carbs ratio',
suffix: '%',
controller: _carbsRatioController,
showSteppers: false,
onChanged: (value) async {
if (lastChanged != NutritionProperty.carbsRatio) {
setState(() {
secondToLastChanged = lastChanged;
lastChanged = NutritionProperty.carbsRatio;
});
}
await Future.delayed(const Duration(seconds: 1));
if (value != null && value != 0) {
calculateThirdMeasurementOfPortionCarbsRelation(
carbsRatioUpdate: value);
}
},
),
),
const SizedBox(width: 10),
Expanded(
child: NumberFormField(
label: 'Total carbs',
suffix: Settings.nutritionMeasurementSuffix,
controller: _totalCarbsController,
showSteppers: false,
autoRoundToMultipleOfStep: true,
step: Settings.nutritionSteps,
onChanged: (value) async {
await Future.delayed(const Duration(seconds: 1));
if (lastChanged != NutritionProperty.totalCarbs) {
setState(() {
secondToLastChanged = lastChanged;
lastChanged = NutritionProperty.totalCarbs;
});
}
if (value != null && value != 0) {
calculateThirdMeasurementOfPortionCarbsRelation(
totalCarbsUpdate: value);
}
},
),
),
],
),
BooleanFormField(
value: _setManually,
label: 'set carbs ratio manually',
onChanged: (value) {
setState(() {
_setManually = value;
calculateThirdMeasurementOfPortionCarbsRelation();
});
},
),
TextFormField(
controller: _notesController,
decoration: const InputDecoration(
labelText: 'Notes',
),
keyboardType: TextInputType.multiline,
minLines: 2,
maxLines: 5,
),
const Divider(),
GestureDetector(
onTap: () => setState(() {
_isExpanded = !_isExpanded;
}),
child: Row(
mainAxisSize: MainAxisSize.max,
children: [
Text(
'ADDITIONAL FIELDS',
style: Theme.of(context).textTheme.subtitle2,
),
const Spacer(),
Icon(_isExpanded
? Icons.expand_less
: Icons.expand_more),
],
),
),
Column(
children: _isExpanded
? [
Padding(
padding:
const EdgeInsets.symmetric(vertical: 5.0),
child: Row(
children: [
AutoCompleteDropdownButton<MealSource>(
controller: _mealSourceController,
selectedItem: _mealSource,
label: 'Meal Source',
items: _mealSources,
onChanged: updateMealSource,
),
IconButton(
onPressed: () {
Navigator.push(
context,
MaterialPageRoute(
builder: (context) => _mealSource ==
null
? const MealSourceDetailScreen()
: MealSourceDetailScreen(
id: _mealSource!.id),
),
).then((result) {
updateMealSource(result?[1]);
reload(message: result?[0]);
});
},
icon: Icon(_mealSource == null
? Icons.add
: Icons.edit),
),
],
),
),
Padding(
padding:
const EdgeInsets.symmetric(vertical: 5.0),
child: Row(
children: [
AutoCompleteDropdownButton<MealCategory>(
controller: _mealCategoryController,
selectedItem: _mealCategory,
label: 'Meal Category',
items: _mealCategories,
onChanged: updateMealCategory,
),
IconButton(
onPressed: () {
Navigator.push(
context,
MaterialPageRoute(
builder: (context) => _mealCategory ==
null
? const MealCategoryDetailScreen()
: MealCategoryDetailScreen(
id: _mealCategory!.id),
),
).then((result) {
updateMealCategory(result?[1]);
reload(message: result?[0]);
});
},
icon: Icon(_mealCategory == null
? Icons.add
: Icons.edit),
),
],
),
),
Padding(
padding:
const EdgeInsets.symmetric(vertical: 5.0),
child: Row(
children: [
AutoCompleteDropdownButton<MealPortionType>(
controller: _mealPortionTypeController,
selectedItem: _mealPortionType,
label: 'Meal Portion Type',
items: _mealPortionTypes,
onChanged: updateMealPortionType,
),
IconButton(
onPressed: () {
Navigator.push(
context,
MaterialPageRoute(
builder: (context) => _mealPortionType ==
null
? const MealPortionTypeDetailScreen()
: MealPortionTypeDetailScreen(
id: _mealPortionType!.id),
),
).then((result) {
updateMealPortionType(result?[1]);
reload(message: result?[0]);
});
},
icon: Icon(_mealPortionType == null
? Icons.add
: Icons.edit),
),
],
),
),
Padding(
padding:
const EdgeInsets.symmetric(vertical: 5.0),
child: Row(
children: [
AutoCompleteDropdownButton<Accuracy>(
controller: _portionSizeAccuracyController,
selectedItem: _portionSizeAccuracy,
label: 'Portion Size Accuracy',
items: _portionSizeAccuracies,
onChanged: updatePortionSizeAccuracy,
),
IconButton(
onPressed: () {
Navigator.push(
context,
MaterialPageRoute(
builder: (context) =>
_portionSizeAccuracy == null
? const AccuracyDetailScreen()
: AccuracyDetailScreen(
id: _portionSizeAccuracy!
.id),
),
).then((result) {
updatePortionSizeAccuracy(result?[1]);
reload(message: result?[0]);
});
},
icon: Icon(_portionSizeAccuracy == null
? Icons.add
: Icons.edit),
),
],
),
),
Padding(
padding:
const EdgeInsets.symmetric(vertical: 5.0),
child: Row(
children: [
AutoCompleteDropdownButton<Accuracy>(
controller: _carbsRatioAccuracyController,
selectedItem: _carbsRatioAccuracy,
label: 'Carbs Ratio Accuracy',
items: _carbsRatioAccuracies,
onChanged: updateCarbsRatioAccuracy,
),
IconButton(
onPressed: () {
Navigator.push(
context,
MaterialPageRoute(
builder: (context) =>
_carbsRatioAccuracy == null
? const AccuracyDetailScreen()
: AccuracyDetailScreen(
id: _carbsRatioAccuracy!
.id),
),
).then((result) {
updateCarbsRatioAccuracy(result?[1]);
reload(message: result?[0]);
});
},
icon: Icon(_carbsRatioAccuracy == null
? Icons.add
: Icons.edit),
),
],
),
),
]
: [],
),
],
),
],
),
),
),
bottomNavigationBar: DetailBottomRow(
onCancel: handleCancelAction,
onAction: _isSaving ? null : handleSaveAction,
),
);
}
}