marco.pms.mobileapp/lib/helpers/widgets/dashbaord/dashboard_overview_widgets.dart

394 lines
11 KiB
Dart

import 'package:flutter/material.dart';
import 'package:get/get.dart';
import 'package:intl/intl.dart';
import 'package:syncfusion_flutter_charts/charts.dart';
// Assuming these exist in the project
import 'package:marco/controller/dashboard/dashboard_controller.dart';
import 'package:marco/helpers/widgets/my_card.dart';
import 'package:marco/helpers/widgets/my_spacing.dart';
import 'package:marco/helpers/widgets/my_text.dart';
class DashboardOverviewWidgets {
static final DashboardController dashboardController =
Get.find<DashboardController>();
// Text styles
static const _titleStyle = TextStyle(
fontSize: 16,
fontWeight: FontWeight.w700,
color: Colors.black87,
letterSpacing: 0.2,
);
static const _subtitleStyle = TextStyle(
fontSize: 12,
color: Colors.black54,
letterSpacing: 0.1,
);
static const _metricStyle = TextStyle(
fontSize: 22,
fontWeight: FontWeight.w800,
color: Colors.black87,
);
static const _percentStyle = TextStyle(
fontSize: 18,
fontWeight: FontWeight.w700,
color: Colors.black87,
);
static final NumberFormat _comma = NumberFormat.decimalPattern();
// Colors
static const Color _primaryA = Color(0xFF1565C0); // Blue
static const Color _accentA = Color(0xFF2E7D32); // Green
static const Color _warnA = Color(0xFFC62828); // Red
static const Color _muted = Color(0xFF9E9E9E); // Grey
static const Color _hint = Color(0xFFBDBDBD); // Light Grey
static const Color _bgSoft = Color(0xFFF7F8FA); // Light background
// --- TEAMS OVERVIEW ---
static Widget teamsOverview() {
return Obx(() {
if (dashboardController.isTeamsLoading.value) {
return _skeletonCard(title: "Teams");
}
final total = dashboardController.totalEmployees.value;
final inToday = dashboardController.inToday.value.clamp(0, total);
final percent = total > 0 ? inToday / total : 0.0;
final hasData = total > 0;
final data = hasData
? [
_ChartData('In Today', inToday.toDouble(), _accentA),
_ChartData('Total', total.toDouble(), _muted),
]
: [
_ChartData('No Data', 1.0, _hint),
];
return _MetricCard(
icon: Icons.group,
iconColor: _primaryA,
title: "Teams",
subtitle: hasData ? "Attendance today" : "Awaiting data",
chart: _SemiDonutChart(
percentLabel: "${(percent * 100).toInt()}%",
data: data,
startAngle: 270,
endAngle: 90,
showLegend: false,
),
footer: _SingleColumnKpis(
stats: {
"In Today": _comma.format(inToday),
"Total": _comma.format(total),
},
colors: {
"In Today": _accentA,
"Total": _muted,
},
),
);
});
}
// --- TASKS OVERVIEW ---
static Widget tasksOverview() {
return Obx(() {
if (dashboardController.isTasksLoading.value) {
return _skeletonCard(title: "Tasks");
}
final total = dashboardController.totalTasks.value;
final completed =
dashboardController.completedTasks.value.clamp(0, total);
final remaining = (total - completed).clamp(0, total);
final percent = total > 0 ? completed / total : 0.0;
final hasData = total > 0;
final data = hasData
? [
_ChartData('Completed', completed.toDouble(), _primaryA),
_ChartData('Remaining', remaining.toDouble(), _warnA),
]
: [
_ChartData('No Data', 1.0, _hint),
];
return _MetricCard(
icon: Icons.task_alt,
iconColor: _primaryA,
title: "Tasks",
subtitle: hasData ? "Completion status" : "Awaiting data",
chart: _SemiDonutChart(
percentLabel: "${(percent * 100).toInt()}%",
data: data,
startAngle: 270,
endAngle: 90,
showLegend: false,
),
footer: _SingleColumnKpis(
stats: {
"Completed": _comma.format(completed),
"Remaining": _comma.format(remaining),
},
colors: {
"Completed": _primaryA,
"Remaining": _warnA,
},
),
);
});
}
// Skeleton card
static Widget _skeletonCard({required String title}) {
return LayoutBuilder(builder: (context, constraints) {
final width = constraints.maxWidth.clamp(220.0, 480.0);
return SizedBox(
width: width,
child: MyCard(
borderRadiusAll: 5,
paddingAll: 16,
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
_Skeleton.line(width: 120, height: 16),
MySpacing.height(12),
_Skeleton.line(width: 80, height: 12),
MySpacing.height(16),
_Skeleton.block(height: 120),
MySpacing.height(16),
_Skeleton.line(width: double.infinity, height: 12),
],
),
),
);
});
}
}
// --- METRIC CARD with chart on left, stats on right ---
class _MetricCard extends StatelessWidget {
final IconData icon;
final Color iconColor;
final String title;
final String subtitle;
final Widget chart;
final Widget footer;
const _MetricCard({
required this.icon,
required this.iconColor,
required this.title,
required this.subtitle,
required this.chart,
required this.footer,
});
@override
Widget build(BuildContext context) {
return LayoutBuilder(builder: (context, constraints) {
final maxW = constraints.maxWidth;
final clampedW = maxW.clamp(260.0, 560.0);
final dense = clampedW < 340;
return SizedBox(
width: clampedW,
child: MyCard(
borderRadiusAll: 5,
paddingAll: dense ? 14 : 16,
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
// Header: icon + title + subtitle
Row(
children: [
_IconBadge(icon: icon, color: iconColor),
MySpacing.width(10),
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
MyText(title,
style: DashboardOverviewWidgets._titleStyle),
MySpacing.height(2),
MyText(subtitle,
style: DashboardOverviewWidgets._subtitleStyle),
MySpacing.height(12),
],
),
),
],
),
// Body: chart left, stats right
Row(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Expanded(
flex: 2,
child: SizedBox(
height: dense ? 120 : 150,
child: chart,
),
),
MySpacing.width(12),
Expanded(
flex: 1,
child: footer, // Stats stacked vertically
),
],
),
],
),
),
);
});
}
}
// --- SINGLE COLUMN KPIs (stacked vertically) ---
class _SingleColumnKpis extends StatelessWidget {
final Map<String, String> stats;
final Map<String, Color>? colors;
const _SingleColumnKpis({required this.stats, this.colors});
@override
Widget build(BuildContext context) {
return Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: stats.entries.map((entry) {
final color = colors != null && colors!.containsKey(entry.key)
? colors![entry.key]!
: DashboardOverviewWidgets._metricStyle.color;
return Padding(
padding: const EdgeInsets.only(bottom: 8.0),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
MyText(entry.key, style: DashboardOverviewWidgets._subtitleStyle),
MyText(entry.value,
style: DashboardOverviewWidgets._metricStyle
.copyWith(color: color)),
],
),
);
}).toList(),
);
}
}
// --- SEMI DONUT CHART ---
class _SemiDonutChart extends StatelessWidget {
final String percentLabel;
final List<_ChartData> data;
final int startAngle;
final int endAngle;
final bool showLegend;
const _SemiDonutChart({
required this.percentLabel,
required this.data,
required this.startAngle,
required this.endAngle,
this.showLegend = false,
});
bool get _hasData =>
data.isNotEmpty &&
data.any((d) => d.color != DashboardOverviewWidgets._hint);
@override
Widget build(BuildContext context) {
final chartData = _hasData
? data
: [_ChartData('No Data', 1.0, DashboardOverviewWidgets._hint)];
return SfCircularChart(
margin: EdgeInsets.zero,
centerY: '65%', // pull donut up
legend: Legend(isVisible: showLegend && _hasData),
annotations: <CircularChartAnnotation>[
CircularChartAnnotation(
widget: Center(
child: MyText(percentLabel, style: DashboardOverviewWidgets._percentStyle),
),
),
],
series: <DoughnutSeries<_ChartData, String>>[
DoughnutSeries<_ChartData, String>(
dataSource: chartData,
xValueMapper: (d, _) => d.category,
yValueMapper: (d, _) => d.value,
pointColorMapper: (d, _) => d.color,
startAngle: startAngle,
endAngle: endAngle,
radius: '80%',
innerRadius: '65%',
strokeWidth: 0,
dataLabelSettings: const DataLabelSettings(isVisible: false),
),
],
);
}
}
// --- ICON BADGE ---
class _IconBadge extends StatelessWidget {
final IconData icon;
final Color color;
const _IconBadge({required this.icon, required this.color});
@override
Widget build(BuildContext context) {
return Container(
padding: const EdgeInsets.all(8),
decoration: BoxDecoration(
color: DashboardOverviewWidgets._bgSoft,
borderRadius: BorderRadius.circular(10),
),
child: Icon(icon, color: color, size: 22),
);
}
}
// --- SKELETON ---
class _Skeleton {
static Widget line({double width = double.infinity, double height = 14}) {
return Container(
width: width,
height: height,
decoration: BoxDecoration(
color: Colors.grey.shade300,
borderRadius: BorderRadius.circular(6),
),
);
}
static Widget block({double height = 120}) {
return Container(
width: double.infinity,
height: height,
decoration: BoxDecoration(
color: Colors.grey.shade200,
borderRadius: BorderRadius.circular(12),
),
);
}
}
// --- CHART DATA ---
class _ChartData {
final String category;
final double value;
final Color color;
_ChartData(this.category, this.value, this.color);
}