Flutter-Ernaehrungsapp/lib/android/pages/nav_pages/progress_page.dart

296 lines
11 KiB
Dart

import 'package:ernaehrung/android/components/meal_page_text/secondary_big_text_component.dart';
import 'package:ernaehrung/android/components/meal_page_text/secondary_text_component.dart';
import 'package:ernaehrung/android/components/meal_page_text/title_component.dart';
import 'package:ernaehrung/android/config/statistics.dart';
import 'package:fl_chart/fl_chart.dart';
import 'package:flutter/material.dart';
import '../../config/format_helper.dart';
class ProgressPage extends StatelessWidget {
final String title;
final Color backgroundColor = const Color(0xff47a44b);
const ProgressPage({Key? key, required this.title}) : super(key: key);
String get getTitle => title;
@override
String toString({DiagnosticLevel minLevel = DiagnosticLevel.info}) {
return getTitle;
}
/*
* TODO: in versch. Dateien auslagern, damit der Code nicht voll gemüllt wird
* */
@override
Widget build(BuildContext context) {
return Scaffold(
body: SingleChildScrollView(
child: Padding(
padding: const EdgeInsets.symmetric(vertical: 16, horizontal: 8),
child: Column(
children: [
ValueListenableBuilder(
valueListenable: StatisticsService.instance.dailyAverageForCurrentWeek,
builder: (context, value, child) {
return Container(
height: 100,
width: 400,
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
const TitleComponent("Täglicher Durchschnitt (in kcal)"),
const SizedBox(
height: 10,
),
const SecondaryTextComponent("Durchschnittlich"),
SecondaryBigTextComponent("${value.toString()} kcal/Tag"),
],
),
);
},
),
ValueListenableBuilder(
valueListenable: StatisticsService.instance.barChartData,
builder: (context, value, child) {
return SizedBox(
height: 325,
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
SizedBox(
height: 15, // Adjust the height of the legend as needed
child: Row(
mainAxisAlignment: MainAxisAlignment.center,
children: [
Container(
margin: const EdgeInsets.symmetric(horizontal: 8.0), // Adjust the spacing between legend items
child: Row(
children: [
Container(
width: 12,
height: 12,
decoration: const BoxDecoration(
color: Colors.red, // Use the color of the first bar rod for the legend item
shape: BoxShape.circle,
),
),
const SizedBox(width: 4.0), // Adjust the spacing between the color indicator and the legend label
const Text(
'Frühstück', // Replace with your desired legend label
style: TextStyle(fontSize: 12), // Adjust the font size of the legend labels
),
],
),
),
Container(
margin: const EdgeInsets.symmetric(horizontal: 8.0), // Adjust the spacing between legend items
child: Row(
children: [
Container(
width: 12,
height: 12,
decoration: const BoxDecoration(
color: Colors.green, // Use the color of the first bar rod for the legend item
shape: BoxShape.circle,
),
),
const SizedBox(width: 4.0), // Adjust the spacing between the color indicator and the legend label
const Text(
'Mittagessen', // Replace with your desired legend label
style: TextStyle(fontSize: 12), // Adjust the font size of the legend labels
),
],
),
),
Container(
margin: const EdgeInsets.symmetric(horizontal: 8.0), // Adjust the spacing between legend items
child: Row(
children: [
Container(
width: 12,
height: 12,
decoration: const BoxDecoration(
color: Colors.yellow, // Use the color of the first bar rod for the legend item
shape: BoxShape.circle,
),
),
const SizedBox(width: 4.0), // Adjust the spacing between the color indicator and the legend label
const Text(
'Abendessen', // Replace with your desired legend label
style: TextStyle(fontSize: 12), // Adjust the font size of the legend labels
),
],
),
),
],
),
),
Padding(
padding: const EdgeInsets.only(top:50.0), // Adjust the margin value as needed
child: SizedBox(
height: 250,
child: BarChart(
BarChartData(
barTouchData: barTouchData,
titlesData: titlesData,
borderData: borderData,
barGroups: value,
gridData: FlGridData(show: false),
alignment: BarChartAlignment.spaceAround,
),
),
),
),
],
),
);
},
),
ValueListenableBuilder(
valueListenable: StatisticsService.instance.weeklyCaloryRanking,
builder: (context, value, child) {
return Column(
//TODO: Loop through the values and display them dynamically
children: [
const TitleComponent("Lebensmittel mit dem höchsten Kaloriengehalt"),
const SizedBox(height: 24,),
for (var item in value.toSet())
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: [
SecondaryTextComponent(getWeeklyRankingString(item.name)),
SecondaryTextComponent(item.calories.toString()),
],
),
],
);
},
),
],
),
),
),
);
}
BarTouchData get barTouchData => BarTouchData(
enabled: false,
touchTooltipData: BarTouchTooltipData(
tooltipBgColor: Colors.transparent,
tooltipPadding: EdgeInsets.zero,
tooltipMargin: 4,
getTooltipItem: (
BarChartGroupData group,
int groupIndex,
BarChartRodData rod,
int rodIndex,
) {
return BarTooltipItem(
rod.toY.round().toString(),
const TextStyle(
color: Colors.transparent,
fontWeight: FontWeight.bold,
),
);
},
),
);
Widget getTitles(double value, TitleMeta meta) {
const style = TextStyle(
color: Colors.orange,
fontWeight: FontWeight.bold,
fontSize: 14,
);
String text;
switch (value.toInt()) {
case 0:
text = 'M';
break;
case 1:
text = 'T';
break;
case 2:
text = 'W';
break;
case 3:
text = 'T';
break;
case 4:
text = 'F';
break;
case 5:
text = 'S';
break;
case 6:
text = 'S';
break;
default:
text = '';
break;
}
return SideTitleWidget(
axisSide: meta.axisSide,
space: 4,
child: Text(text, style: style),
);
}
FlTitlesData get titlesData => FlTitlesData(
show: true,
bottomTitles: AxisTitles(
sideTitles: SideTitles(
showTitles: true,
reservedSize: 30,
getTitlesWidget: getTitles,
),
),
topTitles: AxisTitles(
sideTitles: SideTitles(showTitles: false),
),
rightTitles: AxisTitles(
sideTitles: SideTitles(
showTitles: false,
),
),
leftTitles: AxisTitles(
sideTitles: SideTitles(
showTitles: true,
getTitlesWidget: (value, _) {
// Return a custom widget for each axis value
return Container(
constraints: BoxConstraints.tightFor(width: double.infinity),
child: Padding(
padding: const EdgeInsets.only(right: 3.0), // Adjust the margin value as needed
child: FittedBox(
fit: BoxFit.scaleDown,
alignment: Alignment.centerLeft,
child: Text(
value.toInt().toString(),
style: const TextStyle(
color: Colors.orange,
fontWeight: FontWeight.bold,
),
),
),
),
);
},
),
)
);
FlBorderData get borderData => FlBorderData(
show: true, // Set to true to display the chart border
border: const Border(
bottom: BorderSide(color: Colors.black, width: 1),
left: BorderSide(color: Colors.black, width: 1),// Hide the left border
),
);
}