477 lines
14 KiB
Dart
477 lines
14 KiB
Dart
import 'package:fl_chart/fl_chart.dart';
|
|
import 'package:flutter/material.dart';
|
|
import 'package:line_icons/line_icons.dart';
|
|
import 'package:intl/intl.dart';
|
|
|
|
import '../../../../common/extension/extension.dart';
|
|
import '../../../../common/theme/theme.dart';
|
|
import '../../../../domain/analytic/analytic.dart';
|
|
|
|
class FinanceCashFlow extends StatelessWidget {
|
|
final List<ProfitLossDailyData> dailyData;
|
|
|
|
const FinanceCashFlow({super.key, required this.dailyData});
|
|
|
|
@override
|
|
Widget build(BuildContext context) {
|
|
// Calculate totals from daily data
|
|
final totalCashIn = _calculateTotalCashIn();
|
|
final totalCashOut = _calculateTotalCashOut();
|
|
final netFlow = totalCashIn - totalCashOut;
|
|
|
|
return Container(
|
|
margin: const EdgeInsets.all(16),
|
|
padding: const EdgeInsets.all(20),
|
|
decoration: BoxDecoration(
|
|
color: AppColor.white,
|
|
borderRadius: BorderRadius.circular(16),
|
|
boxShadow: [
|
|
BoxShadow(
|
|
color: AppColor.textLight.withOpacity(0.1),
|
|
spreadRadius: 1,
|
|
blurRadius: 8,
|
|
offset: const Offset(0, 2),
|
|
),
|
|
],
|
|
),
|
|
child: Column(
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|
children: [
|
|
Row(
|
|
mainAxisAlignment: MainAxisAlignment.spaceBetween,
|
|
children: [
|
|
Row(
|
|
children: [
|
|
Container(
|
|
padding: const EdgeInsets.all(8),
|
|
decoration: BoxDecoration(
|
|
gradient: LinearGradient(
|
|
colors: AppColor.primaryGradient,
|
|
),
|
|
borderRadius: BorderRadius.circular(8),
|
|
),
|
|
child: const Icon(
|
|
LineIcons.areaChart,
|
|
color: AppColor.white,
|
|
size: 20,
|
|
),
|
|
),
|
|
const SizedBox(width: 12),
|
|
Text(
|
|
context.lang.cash_flow_analysis,
|
|
style: AppStyle.lg.copyWith(fontWeight: FontWeight.bold),
|
|
),
|
|
],
|
|
),
|
|
IconButton(
|
|
onPressed: () {},
|
|
icon: const Icon(
|
|
LineIcons.alternateExternalLink,
|
|
color: AppColor.primary,
|
|
),
|
|
),
|
|
],
|
|
),
|
|
const SizedBox(height: 20),
|
|
|
|
// Cash Flow Indicators
|
|
Row(
|
|
children: [
|
|
Expanded(
|
|
child: _buildCashFlowIndicator(
|
|
context.lang.cash_in,
|
|
_formatCurrency(totalCashIn),
|
|
LineIcons.arrowUp,
|
|
AppColor.success,
|
|
),
|
|
),
|
|
const SizedBox(width: 16),
|
|
Expanded(
|
|
child: _buildCashFlowIndicator(
|
|
context.lang.cash_out,
|
|
_formatCurrency(totalCashOut),
|
|
LineIcons.arrowDown,
|
|
AppColor.error,
|
|
),
|
|
),
|
|
const SizedBox(width: 16),
|
|
Expanded(
|
|
child: _buildCashFlowIndicator(
|
|
context.lang.net_flow,
|
|
_formatCurrency(netFlow),
|
|
LineIcons.equals,
|
|
AppColor.info,
|
|
),
|
|
),
|
|
],
|
|
),
|
|
const SizedBox(height: 20),
|
|
|
|
// FL Chart Implementation
|
|
Container(
|
|
height: 200,
|
|
padding: const EdgeInsets.all(16),
|
|
decoration: BoxDecoration(
|
|
color: AppColor.background,
|
|
borderRadius: BorderRadius.circular(12),
|
|
border: Border.all(color: AppColor.borderLight),
|
|
),
|
|
child: Column(
|
|
crossAxisAlignment: CrossAxisAlignment.start,
|
|
children: [
|
|
Text(
|
|
context.lang.cash_flow_chart(dailyData.length),
|
|
style: AppStyle.sm.copyWith(
|
|
color: AppColor.textSecondary,
|
|
fontWeight: FontWeight.w600,
|
|
),
|
|
),
|
|
const SizedBox(height: 16),
|
|
Expanded(
|
|
child: dailyData.isEmpty
|
|
? _buildEmptyChart()
|
|
: LineChart(_buildLineChartData()),
|
|
),
|
|
const SizedBox(height: 12),
|
|
// Legend
|
|
Row(
|
|
mainAxisAlignment: MainAxisAlignment.center,
|
|
children: [
|
|
_buildChartLegend(context.lang.cash_in, AppColor.success),
|
|
const SizedBox(width: 20),
|
|
_buildChartLegend(context.lang.cash_out, AppColor.error),
|
|
const SizedBox(width: 20),
|
|
_buildChartLegend(context.lang.net_flow, AppColor.info),
|
|
],
|
|
),
|
|
],
|
|
),
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
|
|
LineChartData _buildLineChartData() {
|
|
final maxValue = _getMaxChartValue();
|
|
final minValue = _getMinChartValue();
|
|
|
|
return LineChartData(
|
|
gridData: FlGridData(
|
|
show: true,
|
|
drawVerticalLine: false,
|
|
horizontalInterval: (maxValue / 5).roundToDouble(),
|
|
getDrawingHorizontalLine: (value) {
|
|
return FlLine(color: AppColor.borderLight, strokeWidth: 1);
|
|
},
|
|
),
|
|
titlesData: FlTitlesData(
|
|
show: true,
|
|
rightTitles: AxisTitles(sideTitles: SideTitles(showTitles: false)),
|
|
topTitles: AxisTitles(sideTitles: SideTitles(showTitles: false)),
|
|
bottomTitles: AxisTitles(
|
|
sideTitles: SideTitles(
|
|
showTitles: true,
|
|
reservedSize: 30,
|
|
interval: 1,
|
|
getTitlesWidget: (double value, TitleMeta meta) {
|
|
final index = value.toInt();
|
|
if (index >= 0 && index < dailyData.length) {
|
|
final date = DateTime.parse(dailyData[index].date);
|
|
final dayName = _getDayName(date.weekday);
|
|
return SideTitleWidget(
|
|
meta: meta,
|
|
child: Text(
|
|
dayName,
|
|
style: const TextStyle(
|
|
color: AppColor.textSecondary,
|
|
fontWeight: FontWeight.w500,
|
|
fontSize: 10,
|
|
),
|
|
),
|
|
);
|
|
}
|
|
return SideTitleWidget(meta: meta, child: Text(''));
|
|
},
|
|
),
|
|
),
|
|
leftTitles: AxisTitles(
|
|
sideTitles: SideTitles(
|
|
showTitles: true,
|
|
interval: (maxValue / 3).roundToDouble(),
|
|
reservedSize: 42,
|
|
getTitlesWidget: (double value, TitleMeta meta) {
|
|
return Text(
|
|
_formatChartValue(value),
|
|
style: const TextStyle(
|
|
color: AppColor.textSecondary,
|
|
fontWeight: FontWeight.w500,
|
|
fontSize: 10,
|
|
),
|
|
textAlign: TextAlign.left,
|
|
);
|
|
},
|
|
),
|
|
),
|
|
),
|
|
borderData: FlBorderData(
|
|
show: true,
|
|
border: Border.all(color: AppColor.borderLight),
|
|
),
|
|
minX: 0,
|
|
maxX: (dailyData.length - 1).toDouble(),
|
|
minY: minValue,
|
|
maxY: maxValue,
|
|
lineBarsData: [
|
|
// Cash In Line (Revenue)
|
|
LineChartBarData(
|
|
spots: _buildCashInSpots(),
|
|
isCurved: true,
|
|
gradient: LinearGradient(
|
|
colors: [AppColor.success.withOpacity(0.8), AppColor.success],
|
|
),
|
|
barWidth: 3,
|
|
isStrokeCapRound: true,
|
|
dotData: FlDotData(
|
|
show: true,
|
|
getDotPainter: (spot, percent, barData, index) {
|
|
return FlDotCirclePainter(
|
|
radius: 4,
|
|
color: AppColor.success,
|
|
strokeWidth: 2,
|
|
strokeColor: AppColor.white,
|
|
);
|
|
},
|
|
),
|
|
belowBarData: BarAreaData(
|
|
show: true,
|
|
gradient: LinearGradient(
|
|
colors: [
|
|
AppColor.success.withOpacity(0.1),
|
|
AppColor.success.withOpacity(0.0),
|
|
],
|
|
begin: Alignment.topCenter,
|
|
end: Alignment.bottomCenter,
|
|
),
|
|
),
|
|
),
|
|
// Cash Out Line (Total Cost)
|
|
LineChartBarData(
|
|
spots: _buildCashOutSpots(),
|
|
isCurved: true,
|
|
gradient: LinearGradient(
|
|
colors: [AppColor.error.withOpacity(0.8), AppColor.error],
|
|
),
|
|
barWidth: 3,
|
|
isStrokeCapRound: true,
|
|
dotData: FlDotData(
|
|
show: true,
|
|
getDotPainter: (spot, percent, barData, index) {
|
|
return FlDotCirclePainter(
|
|
radius: 4,
|
|
color: AppColor.error,
|
|
strokeWidth: 2,
|
|
strokeColor: AppColor.white,
|
|
);
|
|
},
|
|
),
|
|
),
|
|
// Net Flow Line (Net Profit)
|
|
LineChartBarData(
|
|
spots: _buildNetFlowSpots(),
|
|
isCurved: true,
|
|
gradient: LinearGradient(
|
|
colors: [AppColor.info.withOpacity(0.8), AppColor.info],
|
|
),
|
|
barWidth: 3,
|
|
isStrokeCapRound: true,
|
|
dotData: FlDotData(
|
|
show: true,
|
|
getDotPainter: (spot, percent, barData, index) {
|
|
return FlDotCirclePainter(
|
|
radius: 4,
|
|
color: AppColor.info,
|
|
strokeWidth: 2,
|
|
strokeColor: AppColor.white,
|
|
);
|
|
},
|
|
),
|
|
),
|
|
],
|
|
);
|
|
}
|
|
|
|
Widget _buildEmptyChart() {
|
|
return Center(
|
|
child: Column(
|
|
mainAxisAlignment: MainAxisAlignment.center,
|
|
children: [
|
|
Icon(
|
|
LineIcons.lineChart,
|
|
size: 48,
|
|
color: AppColor.textSecondary.withOpacity(0.3),
|
|
),
|
|
const SizedBox(height: 12),
|
|
Text(
|
|
'Tidak ada data untuk ditampilkan',
|
|
style: AppStyle.sm.copyWith(color: AppColor.textSecondary),
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
|
|
// Helper methods for calculating data
|
|
int _calculateTotalCashIn() {
|
|
return dailyData.fold(0, (sum, data) => sum + data.revenue);
|
|
}
|
|
|
|
int _calculateTotalCashOut() {
|
|
return dailyData.fold(
|
|
0,
|
|
(sum, data) => sum + data.cost + data.tax + data.discount,
|
|
);
|
|
}
|
|
|
|
double _getMaxChartValue() {
|
|
if (dailyData.isEmpty) return 30000000;
|
|
|
|
final maxRevenue = dailyData
|
|
.map((e) => e.revenue)
|
|
.reduce((a, b) => a > b ? a : b);
|
|
final maxCost = dailyData
|
|
.map((e) => e.cost + e.tax + e.discount)
|
|
.reduce((a, b) => a > b ? a : b);
|
|
final maxValue = maxRevenue > maxCost ? maxRevenue : maxCost;
|
|
|
|
return (maxValue * 1.2).toDouble(); // Add 20% padding
|
|
}
|
|
|
|
double _getMinChartValue() {
|
|
if (dailyData.isEmpty) return -5000000;
|
|
|
|
final minNetProfit = dailyData
|
|
.map((e) => e.netProfit)
|
|
.reduce((a, b) => a < b ? a : b);
|
|
return minNetProfit < 0 ? (minNetProfit * 1.2).toDouble() : 0;
|
|
}
|
|
|
|
List<FlSpot> _buildCashInSpots() {
|
|
return dailyData.asMap().entries.map((entry) {
|
|
return FlSpot(entry.key.toDouble(), entry.value.revenue.toDouble());
|
|
}).toList();
|
|
}
|
|
|
|
List<FlSpot> _buildCashOutSpots() {
|
|
return dailyData.asMap().entries.map((entry) {
|
|
final totalCost =
|
|
entry.value.cost + entry.value.tax + entry.value.discount;
|
|
return FlSpot(entry.key.toDouble(), totalCost.toDouble());
|
|
}).toList();
|
|
}
|
|
|
|
List<FlSpot> _buildNetFlowSpots() {
|
|
return dailyData.asMap().entries.map((entry) {
|
|
return FlSpot(entry.key.toDouble(), entry.value.netProfit.toDouble());
|
|
}).toList();
|
|
}
|
|
|
|
String _getDayName(int weekday) {
|
|
switch (weekday) {
|
|
case 1:
|
|
return 'Sen';
|
|
case 2:
|
|
return 'Sel';
|
|
case 3:
|
|
return 'Rab';
|
|
case 4:
|
|
return 'Kam';
|
|
case 5:
|
|
return 'Jum';
|
|
case 6:
|
|
return 'Sab';
|
|
case 7:
|
|
return 'Min';
|
|
default:
|
|
return '';
|
|
}
|
|
}
|
|
|
|
String _formatChartValue(double value) {
|
|
if (value.abs() >= 1000000) {
|
|
return '${(value / 1000000).toStringAsFixed(0)}M';
|
|
} else if (value.abs() >= 1000) {
|
|
return '${(value / 1000).toStringAsFixed(0)}K';
|
|
} else {
|
|
return value.toStringAsFixed(0);
|
|
}
|
|
}
|
|
|
|
String _formatCurrency(int amount) {
|
|
if (amount.abs() >= 1000000000) {
|
|
return 'Rp ${(amount / 1000000000).toStringAsFixed(1)}B';
|
|
} else if (amount.abs() >= 1000000) {
|
|
return 'Rp ${(amount / 1000000).toStringAsFixed(1)}M';
|
|
} else if (amount.abs() >= 1000) {
|
|
return 'Rp ${(amount / 1000).toStringAsFixed(1)}K';
|
|
} else {
|
|
return 'Rp ${NumberFormat('#,###', 'id_ID').format(amount)}';
|
|
}
|
|
}
|
|
|
|
Widget _buildChartLegend(String label, Color color) {
|
|
return Row(
|
|
mainAxisSize: MainAxisSize.min,
|
|
children: [
|
|
Container(
|
|
width: 12,
|
|
height: 12,
|
|
decoration: BoxDecoration(color: color, shape: BoxShape.circle),
|
|
),
|
|
const SizedBox(width: 6),
|
|
Text(
|
|
label,
|
|
style: AppStyle.xs.copyWith(
|
|
color: AppColor.textSecondary,
|
|
fontWeight: FontWeight.w500,
|
|
),
|
|
),
|
|
],
|
|
);
|
|
}
|
|
|
|
Widget _buildCashFlowIndicator(
|
|
String label,
|
|
String amount,
|
|
IconData icon,
|
|
Color color,
|
|
) {
|
|
return Container(
|
|
padding: const EdgeInsets.all(12),
|
|
decoration: BoxDecoration(
|
|
color: color.withOpacity(0.05),
|
|
borderRadius: BorderRadius.circular(12),
|
|
border: Border.all(color: color.withOpacity(0.2)),
|
|
),
|
|
child: Column(
|
|
children: [
|
|
Icon(icon, color: color, size: 20),
|
|
const SizedBox(height: 8),
|
|
Text(
|
|
label,
|
|
style: AppStyle.xs.copyWith(color: AppColor.textSecondary),
|
|
),
|
|
const SizedBox(height: 4),
|
|
Text(
|
|
amount,
|
|
style: AppStyle.md.copyWith(
|
|
fontWeight: FontWeight.bold,
|
|
color: color,
|
|
),
|
|
),
|
|
],
|
|
),
|
|
);
|
|
}
|
|
}
|