MIF_E31231313/Android/flutter_app/lib/app_design.dart

494 lines
13 KiB
Dart

import 'package:flutter/material.dart';
const String sgiziLogoAsset = 'assets/image/logo_sgizi.png';
class SgColors {
const SgColors._();
static const primary = Color(0xFF4B8E96);
static const primaryDark = Color(0xFF2F737A);
static const secondary = Color(0xFFA8D5BA);
static const background = Color(0xFFF5F7F6);
static const surface = Colors.white;
static const textPrimary = Color(0xFF1E1E1E);
static const textSecondary = Color(0xFF6B7280);
static const border = Color(0xFFE0E7E4);
static const danger = Color(0xFFE53935);
static const warning = Color(0xFFF59E0B);
static const success = Color(0xFF34A853);
}
class AppTypography {
const AppTypography._();
static const h1 = TextStyle(
fontSize: 24,
height: 1.2,
fontWeight: FontWeight.w800,
color: SgColors.textPrimary,
);
static const h2 = TextStyle(
fontSize: 18,
height: 1.3,
fontWeight: FontWeight.w700,
color: SgColors.textPrimary,
);
static const h3 = TextStyle(
fontSize: 15,
height: 1.35,
fontWeight: FontWeight.w600,
color: SgColors.textPrimary,
);
static const body = TextStyle(
fontSize: 14,
height: 1.5,
fontWeight: FontWeight.w400,
color: SgColors.textSecondary,
);
static const caption = TextStyle(
fontSize: 12,
height: 1.35,
fontWeight: FontWeight.w500,
color: SgColors.textSecondary,
);
}
class AppLogo extends StatelessWidget {
const AppLogo({super.key, this.size = 56, this.showLabel = false});
final double size;
final bool showLabel;
@override
Widget build(BuildContext context) {
return Row(
mainAxisSize: MainAxisSize.min,
children: [
ClipRRect(
borderRadius: BorderRadius.circular(size * 0.24),
child: Image.asset(
sgiziLogoAsset,
width: size,
height: size,
fit: BoxFit.cover,
errorBuilder: (_, __, ___) => Container(
width: size,
height: size,
decoration: BoxDecoration(
color: SgColors.primary,
borderRadius: BorderRadius.circular(size * 0.24),
),
child: const Icon(Icons.bolt, color: Colors.white),
),
),
),
if (showLabel) ...[
const SizedBox(width: 12),
Text(
'S-Gizi',
style: AppTypography.h1.copyWith(
color: SgColors.primaryDark,
fontSize: 22,
),
),
],
],
);
}
}
class ChildAvatar extends StatelessWidget {
const ChildAvatar({
super.key,
required this.name,
required this.gender,
this.photoUrl,
this.radius = 28,
});
final String name;
final String gender;
final String? photoUrl;
final double radius;
@override
Widget build(BuildContext context) {
final imageUrl = photoUrl?.trim();
if (imageUrl != null && imageUrl.isNotEmpty) {
return CircleAvatar(
radius: radius,
backgroundColor: const Color(0xFFD9EEE7),
backgroundImage: NetworkImage(imageUrl),
);
}
final isFemale = gender.toLowerCase().startsWith('p');
final accent = isFemale ? const Color(0xFFFF8FA3) : SgColors.primary;
return CircleAvatar(
radius: radius,
backgroundColor: accent.withValues(alpha: 0.12),
child: Icon(
isFemale ? Icons.face_3_rounded : Icons.face_rounded,
color: accent,
size: radius,
),
);
}
}
class HealthCard extends StatelessWidget {
const HealthCard({
super.key,
required this.child,
this.padding = const EdgeInsets.all(16),
this.margin,
this.color = SgColors.surface,
this.borderColor,
this.onTap,
});
final Widget child;
final EdgeInsetsGeometry padding;
final EdgeInsetsGeometry? margin;
final Color color;
final Color? borderColor;
final VoidCallback? onTap;
@override
Widget build(BuildContext context) {
final card = AnimatedContainer(
duration: const Duration(milliseconds: 220),
curve: Curves.easeOut,
margin: margin,
padding: padding,
decoration: BoxDecoration(
color: color,
borderRadius: BorderRadius.circular(20),
border: Border.all(color: borderColor ?? SgColors.border),
boxShadow: [
BoxShadow(
color: Colors.black.withValues(alpha: 0.06),
blurRadius: 20,
offset: const Offset(0, 10),
),
],
),
child: child,
);
if (onTap == null) {
return card;
}
return Material(
color: Colors.transparent,
child: InkWell(
borderRadius: BorderRadius.circular(20),
onTap: onTap,
child: card,
),
);
}
}
class StatusBadge extends StatelessWidget {
const StatusBadge({
super.key,
required this.text,
this.color = SgColors.success,
});
final String text;
final Color color;
@override
Widget build(BuildContext context) {
return Container(
padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 8),
decoration: BoxDecoration(
color: color.withValues(alpha: 0.16),
borderRadius: BorderRadius.circular(999),
border: Border.all(color: color.withValues(alpha: 0.36)),
),
child: Text(
text,
style: AppTypography.caption.copyWith(
color: color,
fontWeight: FontWeight.w800,
),
),
);
}
}
class PrimaryButton extends StatelessWidget {
const PrimaryButton({
super.key,
required this.label,
required this.onPressed,
this.icon,
this.isOutlined = false,
});
final String label;
final VoidCallback? onPressed;
final IconData? icon;
final bool isOutlined;
@override
Widget build(BuildContext context) {
final child = Row(
mainAxisAlignment: MainAxisAlignment.center,
mainAxisSize: MainAxisSize.min,
children: [
if (icon != null) ...[Icon(icon, size: 20), const SizedBox(width: 8)],
Flexible(
child: Text(
label,
overflow: TextOverflow.ellipsis,
style: const TextStyle(fontWeight: FontWeight.w800),
),
),
],
);
if (isOutlined) {
return SizedBox(
width: double.infinity,
height: 56,
child: OutlinedButton(
onPressed: onPressed,
style: OutlinedButton.styleFrom(
foregroundColor: SgColors.primary,
side: const BorderSide(color: SgColors.primary),
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(18),
),
),
child: child,
),
);
}
return SizedBox(
width: double.infinity,
height: 56,
child: FilledButton(
onPressed: onPressed,
style: FilledButton.styleFrom(
backgroundColor: SgColors.primary,
foregroundColor: Colors.white,
shape: RoundedRectangleBorder(
borderRadius: BorderRadius.circular(18),
),
elevation: 1,
shadowColor: SgColors.primary.withValues(alpha: 0.32),
),
child: child,
),
);
}
}
class EmptyState extends StatelessWidget {
const EmptyState({
super.key,
required this.title,
required this.message,
this.actionLabel,
this.onAction,
});
final String title;
final String message;
final String? actionLabel;
final VoidCallback? onAction;
@override
Widget build(BuildContext context) {
return Center(
child: Padding(
padding: const EdgeInsets.all(24),
child: HealthCard(
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
const CircleAvatar(
radius: 32,
backgroundColor: Color(0xFFE9F6F2),
child: Icon(Icons.inbox_outlined, color: SgColors.primary),
),
const SizedBox(height: 16),
Text(title, style: AppTypography.h2, textAlign: TextAlign.center),
const SizedBox(height: 8),
Text(
message,
style: AppTypography.body,
textAlign: TextAlign.center,
),
if (actionLabel != null && onAction != null) ...[
const SizedBox(height: 16),
PrimaryButton(label: actionLabel!, onPressed: onAction),
],
],
),
),
),
);
}
}
class ErrorState extends StatelessWidget {
const ErrorState({super.key, required this.message, required this.onRetry});
final String message;
final VoidCallback onRetry;
@override
Widget build(BuildContext context) {
return Center(
child: Padding(
padding: const EdgeInsets.all(24),
child: HealthCard(
child: Column(
mainAxisSize: MainAxisSize.min,
children: [
const CircleAvatar(
radius: 32,
backgroundColor: Color(0xFFFFEBEE),
child: Icon(Icons.wifi_off_rounded, color: SgColors.danger),
),
const SizedBox(height: 16),
const Text('Terjadi Kendala', style: AppTypography.h2),
const SizedBox(height: 8),
Text(
message,
style: AppTypography.body,
textAlign: TextAlign.center,
),
const SizedBox(height: 16),
PrimaryButton(
label: 'Coba Lagi',
icon: Icons.refresh_rounded,
onPressed: onRetry,
),
],
),
),
),
);
}
}
class MetricProgress extends StatelessWidget {
const MetricProgress({
super.key,
required this.label,
required this.description,
required this.status,
required this.value,
required this.icon,
});
final String label;
final String description;
final String status;
final double value;
final IconData icon;
@override
Widget build(BuildContext context) {
final clampedValue = value.clamp(0.0, 1.0).toDouble();
return HealthCard(
margin: const EdgeInsets.only(bottom: 12),
child: Column(
children: [
Row(
children: [
CircleAvatar(
radius: 22,
backgroundColor: const Color(0xFFE9F6F2),
child: Icon(icon, color: SgColors.primary, size: 22),
),
const SizedBox(width: 12),
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(label, style: AppTypography.h3),
const SizedBox(height: 2),
Text(description, style: AppTypography.caption),
],
),
),
Text(
status.toUpperCase(),
textAlign: TextAlign.right,
style: AppTypography.caption.copyWith(
color: SgColors.textPrimary,
fontWeight: FontWeight.w800,
),
),
],
),
const SizedBox(height: 16),
ClipRRect(
borderRadius: BorderRadius.circular(99),
child: TweenAnimationBuilder<double>(
tween: Tween(begin: 0.0, end: clampedValue),
duration: const Duration(milliseconds: 850),
curve: Curves.easeOutCubic,
builder: (context, animatedValue, _) {
return LinearProgressIndicator(
value: animatedValue,
minHeight: 8,
backgroundColor: const Color(0xFFEAF4F1),
valueColor: const AlwaysStoppedAnimation(SgColors.primary),
);
},
),
),
const SizedBox(height: 8),
Row(
mainAxisAlignment: MainAxisAlignment.spaceBetween,
children: const [
Text('Kurang', style: AppTypography.caption),
Text(
'Ideal',
style: TextStyle(
fontSize: 12,
fontWeight: FontWeight.w800,
color: SgColors.primary,
),
),
Text('Berlebih', style: AppTypography.caption),
],
),
],
),
);
}
}
PageRouteBuilder<T> fadeRoute<T>(Widget page) {
return PageRouteBuilder<T>(
transitionDuration: const Duration(milliseconds: 260),
reverseTransitionDuration: const Duration(milliseconds: 220),
pageBuilder: (_, __, ___) => page,
transitionsBuilder: (_, animation, __, child) {
return FadeTransition(
opacity: CurvedAnimation(parent: animation, curve: Curves.easeOut),
child: SlideTransition(
position: Tween<Offset>(
begin: const Offset(0.03, 0),
end: Offset.zero,
).animate(CurvedAnimation(parent: animation, curve: Curves.easeOut)),
child: child,
),
);
},
);
}