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refactor(charts): Optimize wasted calculation for network chart

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NaiJi 2024-08-05 12:47:54 +04:00
parent bf99d3b73d
commit 48c7d7be2c
1 changed files with 157 additions and 165 deletions
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322
lib/ui/pages/server_details/charts/network_charts.dart
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@ -33,182 +33,174 @@ class NetworkChart extends StatelessWidget {
} }
@override @override
Widget build(final BuildContext context) => LineChart( Widget build(final BuildContext context) {
LineChartData( final listDataMax = [
lineTouchData: LineTouchData( ...listData[0].map((final e) => e.value),
enabled: true, ...listData[1].map((final e) => e.value),
touchTooltipData: LineTouchTooltipData( ].reduce(max);
getTooltipColor: (final LineBarSpot _) => return LineChart(
Theme.of(context).colorScheme.surface, LineChartData(
tooltipPadding: const EdgeInsets.all(8), lineTouchData: LineTouchData(
getTooltipItems: (final List<LineBarSpot> touchedBarSpots) { enabled: true,
final List<LineTooltipItem> res = []; touchTooltipData: LineTouchTooltipData(
getTooltipColor: (final LineBarSpot _) =>
Theme.of(context).colorScheme.surface,
tooltipPadding: const EdgeInsets.all(8),
getTooltipItems: (final List<LineBarSpot> touchedBarSpots) {
final List<LineTooltipItem> res = [];
bool timeShown = false; bool timeShown = false;
for (final spot in touchedBarSpots) { for (final spot in touchedBarSpots) {
final value = spot.y; final value = spot.y;
final date = listData[0][spot.x.toInt()].time; final date = listData[0][spot.x.toInt()].time;
res.add( res.add(
LineTooltipItem( LineTooltipItem(
'${timeShown ? '' : DateFormat('HH:mm dd.MM.yyyy').format(date)} ${spot.barIndex == 0 ? 'resource_chart.in'.tr() : 'resource_chart.out'.tr()} ${DiskSize(byte: value.toInt()).toString()}', '${timeShown ? '' : DateFormat('HH:mm dd.MM.yyyy').format(date)} ${spot.barIndex == 0 ? 'resource_chart.in'.tr() : 'resource_chart.out'.tr()} ${DiskSize(byte: value.toInt()).toString()}',
TextStyle( TextStyle(
color: Theme.of(context).colorScheme.onSurface, color: Theme.of(context).colorScheme.onSurface,
fontWeight: FontWeight.bold, fontWeight: FontWeight.bold,
),
),
);
timeShown = true;
}
return res;
},
),
),
lineBarsData: [
// IN
LineChartBarData(
spots: getSpots(listData[0]),
isCurved: false,
barWidth: 2,
color: Theme.of(context).colorScheme.primary,
dotData: const FlDotData(
show: false,
),
belowBarData: BarAreaData(
show: true,
gradient: LinearGradient(
colors: [
Theme.of(context).colorScheme.primary.withOpacity(0.5),
Theme.of(context).colorScheme.primary.withOpacity(0.0),
],
begin: Alignment.bottomCenter,
end: Alignment.topCenter,
),
),
),
// OUT
LineChartBarData(
spots: getSpots(listData[1]),
isCurved: false,
barWidth: 2,
color: Theme.of(context).colorScheme.tertiary,
dotData: const FlDotData(
show: false,
),
belowBarData: BarAreaData(
show: true,
gradient: LinearGradient(
colors: [
Theme.of(context).colorScheme.tertiary.withOpacity(0.5),
Theme.of(context).colorScheme.tertiary.withOpacity(0.0),
],
begin: Alignment.bottomCenter,
end: Alignment.topCenter,
),
),
),
],
minY: 0,
maxY: listDataMax * 1.2,
minX: 0,
titlesData: FlTitlesData(
topTitles: const AxisTitles(
sideTitles: SideTitles(showTitles: false),
),
bottomTitles: AxisTitles(
sideTitles: SideTitles(
interval: 40,
reservedSize: 30,
getTitlesWidget: (final value, final titleMeta) => Padding(
padding: const EdgeInsets.all(8.0),
child: Text(
bottomTitle(
value.toInt(),
listData[0],
period,
),
style: Theme.of(context).textTheme.labelSmall?.copyWith(
color: Theme.of(context).colorScheme.onSurfaceVariant,
), ),
), ),
); ),
showTitles: true,
timeShown = true;
}
return res;
},
), ),
), ),
lineBarsData: [ leftTitles: const AxisTitles(
// IN sideTitles: SideTitles(showTitles: false),
LineChartBarData(
spots: getSpots(listData[0]),
isCurved: false,
barWidth: 2,
color: Theme.of(context).colorScheme.primary,
dotData: const FlDotData(
show: false,
),
belowBarData: BarAreaData(
show: true,
gradient: LinearGradient(
colors: [
Theme.of(context).colorScheme.primary.withOpacity(0.5),
Theme.of(context).colorScheme.primary.withOpacity(0.0),
],
begin: Alignment.bottomCenter,
end: Alignment.topCenter,
),
),
),
// OUT
LineChartBarData(
spots: getSpots(listData[1]),
isCurved: false,
barWidth: 2,
color: Theme.of(context).colorScheme.tertiary,
dotData: const FlDotData(
show: false,
),
belowBarData: BarAreaData(
show: true,
gradient: LinearGradient(
colors: [
Theme.of(context).colorScheme.tertiary.withOpacity(0.5),
Theme.of(context).colorScheme.tertiary.withOpacity(0.0),
],
begin: Alignment.bottomCenter,
end: Alignment.topCenter,
),
),
),
],
minY: 0,
maxY: [
...listData[0].map((final e) => e.value),
...listData[1].map((final e) => e.value),
].reduce(max) *
1.2,
minX: 0,
titlesData: FlTitlesData(
topTitles: const AxisTitles(
sideTitles: SideTitles(showTitles: false),
),
bottomTitles: AxisTitles(
sideTitles: SideTitles(
interval: 40,
reservedSize: 30,
getTitlesWidget: (final value, final titleMeta) => Padding(
padding: const EdgeInsets.all(8.0),
child: Text(
bottomTitle(
value.toInt(),
listData[0],
period,
),
style: Theme.of(context).textTheme.labelSmall?.copyWith(
color: Theme.of(context).colorScheme.onSurfaceVariant,
),
),
),
showTitles: true,
),
),
leftTitles: const AxisTitles(
sideTitles: SideTitles(showTitles: false),
),
rightTitles: AxisTitles(
sideTitles: SideTitles(
reservedSize: 50,
getTitlesWidget: (final value, final titleMeta) => Padding(
padding: const EdgeInsets.only(left: 5),
child: Text(
DiskSize(byte: value.toInt()).toString(),
style: Theme.of(context).textTheme.labelSmall?.copyWith(
color: Theme.of(context).colorScheme.onSurfaceVariant,
),
),
),
interval: [
...listData[0].map((final e) => e.value),
...listData[1].map((final e) => e.value),
].reduce(max) *
2 /
6.5,
showTitles: true,
),
),
), ),
gridData: FlGridData( rightTitles: AxisTitles(
show: true, sideTitles: SideTitles(
drawVerticalLine: true, reservedSize: 50,
verticalInterval: 40, getTitlesWidget: (final value, final titleMeta) => Padding(
horizontalInterval: [ padding: const EdgeInsets.only(left: 5),
...listData[0].map((final e) => e.value), child: Text(
...listData[1].map((final e) => e.value), DiskSize(byte: value.toInt()).toString(),
].reduce(max) * style: Theme.of(context).textTheme.labelSmall?.copyWith(
2 / color: Theme.of(context).colorScheme.onSurfaceVariant,
6.5, ),
getDrawingHorizontalLine: (final value) => FlLine( ),
color: Theme.of(context).colorScheme.outline.withOpacity(0.3),
strokeWidth: 1,
),
getDrawingVerticalLine: (final value) => FlLine(
color: Theme.of(context).colorScheme.outline.withOpacity(0.3),
strokeWidth: 1,
),
),
borderData: FlBorderData(
show: true,
border: Border(
bottom: BorderSide(
color: Theme.of(context).colorScheme.outline.withOpacity(0.3),
width: 1,
),
left: BorderSide(
color: Theme.of(context).colorScheme.outline.withOpacity(0.3),
width: 1,
),
right: BorderSide(
color: Theme.of(context).colorScheme.outline.withOpacity(0.3),
width: 1,
),
top: BorderSide(
color: Theme.of(context).colorScheme.outline.withOpacity(0.3),
width: 1,
), ),
interval: listDataMax * 2 / 6.5,
showTitles: true,
), ),
), ),
), ),
); gridData: FlGridData(
show: true,
drawVerticalLine: true,
verticalInterval: 40,
horizontalInterval: listDataMax * 2 / 6.5,
getDrawingHorizontalLine: (final value) => FlLine(
color: Theme.of(context).colorScheme.outline.withOpacity(0.3),
strokeWidth: 1,
),
getDrawingVerticalLine: (final value) => FlLine(
color: Theme.of(context).colorScheme.outline.withOpacity(0.3),
strokeWidth: 1,
),
),
borderData: FlBorderData(
show: true,
border: Border(
bottom: BorderSide(
color: Theme.of(context).colorScheme.outline.withOpacity(0.3),
width: 1,
),
left: BorderSide(
color: Theme.of(context).colorScheme.outline.withOpacity(0.3),
width: 1,
),
right: BorderSide(
color: Theme.of(context).colorScheme.outline.withOpacity(0.3),
width: 1,
),
top: BorderSide(
color: Theme.of(context).colorScheme.outline.withOpacity(0.3),
width: 1,
),
),
),
),
);
}
bool checkToShowTitle( bool checkToShowTitle(
final double minValue, final double minValue,