nettoyage du code avec cunning

lib/features/analysis/analysis_provider.dart

@@ -17,6 +17,7 @@ import '../../services/target_detection_service.dart';
 import '../../services/score_calculator_service.dart';
 import '../../services/grouping_analyzer_service.dart';
 import '../../services/distortion_correction_service.dart';
+import '../../services/opencv_target_service.dart';
 
 enum AnalysisState { initial, loading, success, error }
 
@@ -26,6 +27,7 @@ class AnalysisProvider extends ChangeNotifier {
   final GroupingAnalyzerService _groupingAnalyzerService;
   final SessionRepository _sessionRepository;
   final DistortionCorrectionService _distortionService;
+  final OpenCVTargetService _opencvTargetService;
   final Uuid _uuid = const Uuid();
 
   AnalysisProvider({
@@ -34,11 +36,13 @@ class AnalysisProvider extends ChangeNotifier {
     required GroupingAnalyzerService groupingAnalyzerService,
     required SessionRepository sessionRepository,
     DistortionCorrectionService? distortionService,
+    OpenCVTargetService? opencvTargetService,
   }) : _detectionService = detectionService,
        _scoreCalculatorService = scoreCalculatorService,
        _groupingAnalyzerService = groupingAnalyzerService,
        _sessionRepository = sessionRepository,
-       _distortionService = distortionService ?? DistortionCorrectionService();
+       _distortionService = distortionService ?? DistortionCorrectionService(),
+       _opencvTargetService = opencvTargetService ?? OpenCVTargetService();
 
   AnalysisState _state = AnalysisState.initial;
   String? _errorMessage;
@@ -508,6 +512,24 @@ class AnalysisProvider extends ChangeNotifier {
     notifyListeners();
   }
 
+  /// Auto-calibrate target using OpenCV
+  Future<bool> autoCalibrateTarget() async {
+    if (_imagePath == null) return false;
+
+    try {
+      final result = await _opencvTargetService.detectTarget(_imagePath!);
+
+      if (result.success) {
+        adjustTargetPosition(result.centerX, result.centerY, result.radius);
+        return true;
+      }
+      return false;
+    } catch (e) {
+      print('Auto-calibration error: $e');
+      return false;
+    }
+  }
+
   /// Calcule les paramètres de distorsion basés sur la calibration actuelle
   void calculateDistortion() {
     _distortionParams = _distortionService.calculateDistortionFromCalibration(

lib/features/analysis/analysis_screen.dart

@@ -274,6 +274,68 @@ class _AnalysisScreenContentState extends State<_AnalysisScreenContent> {
                   ),
                   child: Column(
                     children: [
+                      // Auto-calibrate button
+                      SizedBox(
+                        width: double.infinity,
+                        child: ElevatedButton.icon(
+                          onPressed: () async {
+                            ScaffoldMessenger.of(context).showSnackBar(
+                              const SnackBar(
+                                content: Row(
+                                  children: [
+                                    SizedBox(
+                                      width: 20,
+                                      height: 20,
+                                      child: CircularProgressIndicator(
+                                        strokeWidth: 2,
+                                        color: Colors.white,
+                                      ),
+                                    ),
+                                    SizedBox(width: 12),
+                                    Text('Auto-calibration en cours...'),
+                                  ],
+                                ),
+                                duration: Duration(seconds: 2),
+                              ),
+                            );
+
+                            final success = await provider
+                                .autoCalibrateTarget();
+
+                            if (context.mounted) {
+                              ScaffoldMessenger.of(
+                                context,
+                              ).hideCurrentSnackBar();
+                              if (success) {
+                                ScaffoldMessenger.of(context).showSnackBar(
+                                  const SnackBar(
+                                    content: Text(
+                                      'Cible calibrée automatiquement',
+                                    ),
+                                    backgroundColor: AppTheme.successColor,
+                                  ),
+                                );
+                              } else {
+                                ScaffoldMessenger.of(context).showSnackBar(
+                                  const SnackBar(
+                                    content: Text(
+                                      'Échec de la calibration auto',
+                                    ),
+                                    backgroundColor: AppTheme.errorColor,
+                                  ),
+                                );
+                              }
+                            }
+                          },
+                          icon: const Icon(Icons.auto_fix_high),
+                          label: const Text('Auto-Calibrer la Cible'),
+                          style: ElevatedButton.styleFrom(
+                            backgroundColor: Colors.deepPurple,
+                            foregroundColor: Colors.white,
+                          ),
+                        ),
+                      ),
+                      const SizedBox(height: 16),
                       // Ring count slider
                       Row(
                         children: [

lib/features/capture/capture_screen.dart

@@ -37,16 +37,6 @@ class _CaptureScreenState extends State<CaptureScreen> {
         child: Column(
           crossAxisAlignment: CrossAxisAlignment.stretch,
           children: [
-            // TODO: une fois la cible de silhouette mise en place, rajouter le selecteur
-            // Target type selection
-            // _buildSectionTitle('Type de Cible'),
-            // const SizedBox(height: 12),
-            // TargetTypeSelector(
-            //   selectedType: _selectedType,
-            //   onTypeSelected: (type) {
-            //     setState(() => _selectedType = type);
-            //   },
-            // ),
             const SizedBox(height: AppConstants.largePadding),
 
             // Image source selection