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maps-saas/packages/tactical_app/lib/widgets/tactical_hlz_sheet.dart
T

380 lines
14 KiB
Dart

import 'package:flutter/material.dart';
import 'package:intaleq_maps/intaleq_maps.dart';
import '../models/military_operations_models.dart';
import '../services/hlz_assessment_engine.dart';
import '../services/military_grid_utils.dart';
/// Dedicated Helicopter Landing Zone (HLZ) Suitability HUD Sheet
class TacticalHlzSheet extends StatefulWidget {
final LatLng? selectedPosition;
final VoidCallback onPickLocation;
final VoidCallback onClose;
final Function(HlzAssessmentResult) onAssessmentCompleted;
const TacticalHlzSheet({
super.key,
required this.selectedPosition,
required this.onPickLocation,
required this.onClose,
required this.onAssessmentCompleted,
});
@override
State<TacticalHlzSheet> createState() => _TacticalHlzSheetState();
}
class _TacticalHlzSheetState extends State<TacticalHlzSheet> {
HelicopterType _helicopterType = HelicopterType.mediumLift;
double _approachAzimuthDeg = 0.0;
bool _isLoading = false;
HlzAssessmentResult? _result;
@override
void initState() {
super.initState();
_recalculate();
}
@override
void didUpdateWidget(covariant TacticalHlzSheet oldWidget) {
super.didUpdateWidget(oldWidget);
if (widget.selectedPosition != oldWidget.selectedPosition) {
_recalculate();
}
}
Future<void> _recalculate() async {
if (widget.selectedPosition == null) {
setState(() => _result = null);
return;
}
setState(() => _isLoading = true);
try {
final res = await HlzAssessmentEngine.assessLandingZone(
center: widget.selectedPosition!,
helicopterType: _helicopterType,
approachAzimuthDeg: _approachAzimuthDeg,
);
if (mounted) {
setState(() {
_result = res;
_isLoading = false;
});
widget.onAssessmentCompleted(res);
}
} catch (e) {
if (mounted) setState(() => _isLoading = false);
}
}
@override
Widget build(BuildContext context) {
return Container(
decoration: const BoxDecoration(
color: Color(0xFF090E1A),
borderRadius: BorderRadius.vertical(top: Radius.circular(20)),
border: Border(top: BorderSide(color: Color(0xFF10B981), width: 1.5)),
boxShadow: [
BoxShadow(color: Colors.black87, blurRadius: 24, spreadRadius: 4),
],
),
child: SafeArea(
top: false,
child: SingleChildScrollView(
padding: const EdgeInsets.all(16),
child: Column(
mainAxisSize: MainAxisSize.min,
crossAxisAlignment: CrossAxisAlignment.stretch,
children: [
// ── Header ───────────────────────────────────────────
Row(
children: [
Container(
padding: const EdgeInsets.all(8),
decoration: BoxDecoration(
color: const Color(0xFF10B981).withAlpha(40),
borderRadius: BorderRadius.circular(10),
border: Border.all(color: const Color(0xFF10B981)),
),
child: const Icon(Icons.flight_land, color: Color(0xFF34D399), size: 20),
),
const SizedBox(width: 10),
const Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
'تقييم مهابط الطيران العامودي (HLZ Assessment)',
style: TextStyle(
color: Colors.white,
fontSize: 14,
fontWeight: FontWeight.bold,
),
),
Text(
'فحص ميلان الأرض والعوائق وممرات الاقتراب الآمن',
style: TextStyle(color: Color(0xFF94A3B8), fontSize: 10),
),
],
),
),
IconButton(
icon: const Icon(Icons.close, color: Colors.white70, size: 20),
onPressed: widget.onClose,
),
],
),
const SizedBox(height: 14),
// ── Helicopter Type Selector ──────────────────────────
Row(
children: [
_buildTypeTab(
type: HelicopterType.lightUtility,
title: 'طوافة خفيفة',
subtitle: 'Bell 407 (قطر 50م)',
),
const SizedBox(width: 8),
_buildTypeTab(
type: HelicopterType.mediumLift,
title: 'طوافة متوسطة',
subtitle: 'UH-60 / AH-64 (قطر 80م)',
),
const SizedBox(width: 8),
_buildTypeTab(
type: HelicopterType.heavyTransport,
title: 'نقل ثقيل',
subtitle: 'CH-47 (قطر 120م)',
),
],
),
const SizedBox(height: 12),
// ── Location Picker Card ──────────────────────────────
InkWell(
onTap: widget.onPickLocation,
borderRadius: BorderRadius.circular(10),
child: Container(
padding: const EdgeInsets.all(12),
decoration: BoxDecoration(
color: const Color(0xFF0F172A),
borderRadius: BorderRadius.circular(10),
border: Border.all(
color: widget.selectedPosition != null
? const Color(0xFF10B981)
: Colors.white12,
),
),
child: Row(
children: [
const Icon(Icons.location_on, color: Color(0xFF34D399), size: 18),
const SizedBox(width: 8),
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
const Text('موقع المهبط المقترح:', style: TextStyle(color: Color(0xFF94A3B8), fontSize: 10)),
const SizedBox(height: 2),
Text(
widget.selectedPosition != null
? MilitaryGridUtils.latLngToMgrs(
widget.selectedPosition!.latitude,
widget.selectedPosition!.longitude,
)
: 'انقر لتحديد موقع المهبط على الخريطة...',
style: TextStyle(
color: widget.selectedPosition != null ? Colors.white : Colors.white54,
fontSize: 12,
fontFamily: 'monospace',
fontWeight: FontWeight.bold,
),
),
],
),
),
const Icon(Icons.touch_app, color: Color(0xFF34D399), size: 18),
],
),
),
),
const SizedBox(height: 12),
// ── Approach Corridor Slider ──────────────────────────
Row(
children: [
const Icon(Icons.navigation, color: Color(0xFF38BDF8), size: 16),
const SizedBox(width: 6),
Text(
'ممر الاقتراب: ${_approachAzimuthDeg.toInt()}° (${MilitaryGridUtils.azimuthToCardinalArabic(_approachAzimuthDeg)})',
style: const TextStyle(color: Colors.white, fontSize: 11, fontWeight: FontWeight.bold),
),
],
),
Slider(
value: _approachAzimuthDeg,
min: 0,
max: 350,
divisions: 35,
activeColor: const Color(0xFF10B981),
inactiveColor: const Color(0xFF1E293B),
onChanged: (v) {
setState(() => _approachAzimuthDeg = v);
_recalculate();
},
),
// ── Assessment Results ────────────────────────────────
if (_isLoading)
const Center(
child: Padding(
padding: EdgeInsets.all(16),
child: CircularProgressIndicator(color: Color(0xFF10B981)),
),
)
else if (_result != null) ...[
// Suitability Badge
Container(
padding: const EdgeInsets.all(16),
decoration: BoxDecoration(
color: _result!.gradeColor.withAlpha(25),
borderRadius: BorderRadius.circular(10),
border: Border.all(color: _result!.gradeColor),
),
child: Row(
children: [
Icon(Icons.verified, color: _result!.gradeColor, size: 20),
const SizedBox(width: 10),
Expanded(
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(
_result!.suitabilityGrade,
style: TextStyle(
color: _result!.gradeColor,
fontSize: 13,
fontWeight: FontWeight.w900,
),
),
Text(
'منسوب الأرض: ${_result!.groundElevationM.toInt()}م • أقصى ميل: ${_result!.maxSlopePercent}%',
style: const TextStyle(color: Colors.white70, fontSize: 10.5),
),
],
),
),
],
),
),
const SizedBox(height: 10),
// Metrics Grid
Row(
children: [
_buildMetricCard(
title: 'أقصى انحدار للأرض',
value: '${_result!.maxSlopePercent}%',
status: _result!.isSlopeAcceptable ? 'ضمن الحدود' : 'شديد الانحدار',
statusColor: _result!.isSlopeAcceptable ? const Color(0xFF10B981) : const Color(0xFFEF4444),
),
const SizedBox(width: 8),
_buildMetricCard(
title: 'خلو العوائق 500م',
value: _result!.isObstacleClear ? 'ممر آمن' : 'عوائق قريبة',
status: _result!.isObstacleClear ? 'خالي من التلال' : 'تلال في الممر',
statusColor: _result!.isObstacleClear ? const Color(0xFF10B981) : const Color(0xFFEF4444),
),
],
),
],
],
),
),
),
);
}
Widget _buildTypeTab({
required HelicopterType type,
required String title,
required String subtitle,
}) {
final isSelected = _helicopterType == type;
return Expanded(
child: InkWell(
onTap: () {
setState(() => _helicopterType = type);
_recalculate();
},
borderRadius: BorderRadius.circular(10),
child: Container(
padding: const EdgeInsets.all(16),
decoration: BoxDecoration(
color: isSelected ? const Color(0xFF10B981).withAlpha(40) : const Color(0xFF0F172A),
borderRadius: BorderRadius.circular(10),
border: Border.all(
color: isSelected ? const Color(0xFF10B981) : Colors.white12,
),
),
child: Column(
children: [
Text(
title,
style: TextStyle(
color: isSelected ? Colors.white : const Color(0xFF94A3B8),
fontSize: 10.5,
fontWeight: FontWeight.bold,
),
textAlign: TextAlign.center,
),
const SizedBox(height: 2),
Text(
subtitle,
style: TextStyle(
color: isSelected ? const Color(0xFF34D399) : Colors.white38,
fontSize: 8.5,
),
textAlign: TextAlign.center,
),
],
),
),
),
);
}
Widget _buildMetricCard({
required String title,
required String value,
required String status,
required Color statusColor,
}) {
return Expanded(
child: Container(
padding: const EdgeInsets.all(10),
decoration: BoxDecoration(
color: const Color(0xFF0F172A),
borderRadius: BorderRadius.circular(10),
border: Border.all(color: Colors.white12),
),
child: Column(
crossAxisAlignment: CrossAxisAlignment.start,
children: [
Text(title, style: const TextStyle(color: Color(0xFF94A3B8), fontSize: 9.5)),
const SizedBox(height: 3),
Text(value, style: const TextStyle(color: Colors.white, fontSize: 13, fontWeight: FontWeight.bold)),
Text(status, style: TextStyle(color: statusColor, fontSize: 9.5)),
],
),
),
);
}
}