25-8-6-1
This commit is contained in:
Hamza-Ayed
206
lib/controller/functions/device_analyzer.dart
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206
lib/controller/functions/device_analyzer.dart
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import 'dart:async';
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import 'dart:io';
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import 'package:device_info_plus/device_info_plus.dart';
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import 'performance_test.dart';
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/// Analyzes various device hardware and software aspects to generate a compatibility score.
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/// This class provides a standardized output for the UI to consume easily.
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class DeviceAnalyzer {
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final DeviceInfoPlugin _deviceInfo = DeviceInfoPlugin();
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/// Reads the total RAM from the system's meminfo file.
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/// Returns the value in Megabytes (MB).
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Future<double> _readTotalRamMB() async {
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try {
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final file = File('/proc/meminfo');
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if (!await file.exists()) return 0.0;
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final lines = await file.readAsLines();
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for (var line in lines) {
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if (line.startsWith('MemTotal')) {
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// Extracts the numeric value from the line.
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final kb = int.tryParse(RegExp(r'\d+').stringMatch(line) ?? '0') ?? 0;
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return kb / 1024.0; // Convert from Kilobytes to Megabytes
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}
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}
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} catch (e) {
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print('❌ Error reading total RAM: $e');
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}
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return 0.0;
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}
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/// Reads the current RAM usage percentage from the system's meminfo file.
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Future<double> _readUsedRamPercent() async {
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try {
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final file = File('/proc/meminfo');
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if (!await file.exists()) return 0.0;
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final lines = await file.readAsLines();
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int? total, available;
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for (var line in lines) {
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if (line.startsWith('MemTotal')) {
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total = int.tryParse(RegExp(r'\d+').stringMatch(line) ?? '');
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} else if (line.startsWith('MemAvailable')) {
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available = int.tryParse(RegExp(r'\d+').stringMatch(line) ?? '');
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}
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}
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if (total != null && available != null && total > 0) {
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final used = total - available;
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return (used / total) * 100.0;
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}
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} catch (e) {
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print('❌ Error reading used RAM: $e');
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}
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return 0.0;
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}
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/// The main analysis function that runs all checks.
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Future<Map<String, dynamic>> analyzeDevice() async {
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List<Map<String, dynamic>> details = [];
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if (!Platform.isAndroid) {
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return {
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'score': 0,
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'details': [
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{
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'label': 'النظام غير مدعوم',
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'status': false,
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'achieved_score': 0,
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'max_score': 100
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}
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]
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};
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}
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final info = await _deviceInfo.androidInfo;
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final data = info.data;
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final features = List<String>.from(data['systemFeatures'] ?? []);
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// 1. Android Version (Max: 10 points)
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final version =
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int.tryParse(info.version.release?.split('.').first ?? '0') ?? 0;
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final int androidScore = version >= 9 ? 10 : 0;
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details.add({
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'label': 'إصدار أندرويد ${info.version.release}',
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'status': androidScore > 0,
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'achieved_score': androidScore,
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'max_score': 10,
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});
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// 2. Total RAM (Max: 10 points)
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final totalRam = await _readTotalRamMB();
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int ramScore;
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if (totalRam >= 8000) {
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ramScore = 10;
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} else if (totalRam >= 4000) {
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ramScore = 5;
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} else if (totalRam >= 3000) {
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ramScore = 3;
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} else {
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ramScore = 0;
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}
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details.add({
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'label': 'إجمالي الرام ${totalRam.toStringAsFixed(0)} ميجابايت',
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'status': ramScore >= 5,
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'achieved_score': ramScore,
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'max_score': 10,
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});
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// 3. CPU Cores (Max: 10 points)
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final cores = Platform.numberOfProcessors;
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int coreScore = cores >= 6 ? 10 : (cores >= 4 ? 5 : 0);
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details.add({
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'label': 'أنوية المعالج ($cores)',
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'status': coreScore >= 5,
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'achieved_score': coreScore,
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'max_score': 10,
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});
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// 4. Free Storage (Max: 5 points)
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final freeBytes = data['freeDiskSize'] ?? 0;
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final freeGB = freeBytes / (1024 * 1024 * 1024);
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int storeScore = freeGB >= 5 ? 5 : (freeGB >= 2 ? 3 : 0);
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details.add({
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'label': 'المساحة الحرة ${freeGB.toStringAsFixed(1)} جيجابايت',
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'status': storeScore >= 3,
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'achieved_score': storeScore,
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'max_score': 5,
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});
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// 5. GPS + Gyroscope Sensors (Max: 10 points)
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bool okSensors = features.contains('android.hardware.location.gps') &&
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features.contains('android.hardware.sensor.gyroscope');
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final int sensorScore = okSensors ? 10 : 0;
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details.add({
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'label': 'حساسات GPS و Gyroscope',
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'status': okSensors,
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'achieved_score': sensorScore,
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'max_score': 10,
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});
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// 6. Storage Write Speed (Max: 20 points)
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final writeSpeed = await PerformanceTester.testStorageWriteSpeed();
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int writeScore;
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if (writeSpeed >= 30) {
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writeScore = 20;
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} else if (writeSpeed >= 15) {
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writeScore = 15;
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} else if (writeSpeed >= 5) {
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writeScore = 10;
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} else {
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writeScore = 5;
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}
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details.add({
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'label': 'سرعة الكتابة (${writeSpeed.toStringAsFixed(1)} MB/s)',
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'status': writeScore >= 10,
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'achieved_score': writeScore,
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'max_score': 20,
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});
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// 7. CPU Compute Speed (Max: 20 points)
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final cpuTime = await PerformanceTester.testCPUSpeed();
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int cpuScore;
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if (cpuTime <= 1.0) {
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cpuScore = 20;
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} else if (cpuTime <= 2.5) {
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cpuScore = 15;
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} else if (cpuTime <= 4.0) {
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cpuScore = 10;
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} else {
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cpuScore = 5;
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}
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details.add({
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'label': 'سرعة المعالجة (${cpuTime.toStringAsFixed(2)} ثانية)',
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'status': cpuScore >= 10,
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'achieved_score': cpuScore,
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'max_score': 20,
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});
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// 8. Memory Pressure (Max: 15 points)
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final usedPercent = await _readUsedRamPercent();
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int memScore;
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if (usedPercent <= 60) {
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memScore = 15;
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} else if (usedPercent <= 80) {
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memScore = 10;
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} else if (usedPercent <= 90) {
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memScore = 5;
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} else {
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memScore = 0;
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}
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details.add({
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'label': 'استخدام الرام الحالي (${usedPercent.toStringAsFixed(0)}%)',
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'status': memScore >= 10,
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'achieved_score': memScore,
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'max_score': 15,
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});
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// Calculate the final total score by summing up the achieved scores.
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final totalScore = details.fold<int>(
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0, (sum, item) => sum + (item['achieved_score'] as int));
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return {
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'score': totalScore.clamp(0, 100),
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'details': details,
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};
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}
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}
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