Implement detailed error handling for model submission conflicts in API and UI, enhancing user feedback for already submitted models. Update logging for better traceability of submission errors.

api_service.py

@@ -289,6 +289,21 @@ class APIService:
                     'message': result.get('message', 'Geçersiz veri'),
                     'error': result.get('error')
                 }
+            elif response.status_code == 409:
+                # HTTP 409 Conflict - Model already exists
+                try:
+                    result = response.json()
+                    error_message = result.get('message', 'Model zaten gönderilmiş')
+                except:
+                    error_message = 'Model zaten gönderilmiş'
+                
+                logger.error(f"Model gönderimi hatası (409): {error_message}")
+                return {
+                    'success': False,
+                    'message': f'⚠️ {error_message}',
+                    'error': 'Model already submitted',
+                    'status_code': 409
+                }
             else:
                 logger.error(f"Model gönderimi hatası: HTTP {response.status_code}")
                 return {

ui_submit_model.py

@@ -294,16 +294,33 @@ def add_submit_model_tab(block, api_service):
                         )
                     else:
                         error_msg = result.get('error', 'Bilinmeyen hata')
+                        status_code = result.get('status_code')
                         logger.error(f"API submission failed: {error_msg}")
-                        return (
-                            f'''
-                            <div style="color: red; padding: 15px; border: 1px solid red; border-radius: 8px; background: #fef2f2;">
-                                ❌ <strong>API Gönderim Hatası!</strong><br>
-                                <strong>Hata:</strong> {error_msg}
-                            </div>
-                            ''',
-                            model_name, version  # Keep the fields for user to modify
-                        )
+                        
+                        # Handle specific error cases
+                        if status_code == 409 or 'already submitted' in error_msg.lower():
+                            return (
+                                f'''
+                                <div style="color: orange; padding: 15px; border: 1px solid orange; border-radius: 8px; background: #fffbeb;">
+                                    ⚠️ <strong>Model Zaten Gönderilmiş!</strong><br><br>
+                                    <strong>Model:</strong> {model_name}<br>
+                                    <strong>Versiyon:</strong> {version}<br><br>
+                                    <strong>Not:</strong> Bu model daha önce sisteme gönderilmiş ve değerlendirme kuyruğunda bulunmaktadır.<br>
+                                    Lütfen farklı bir model veya versiyon deneyin.
+                                </div>
+                                ''',
+                                model_name, version  # Keep the fields for user to modify
+                            )
+                        else:
+                            return (
+                                f'''
+                                <div style="color: red; padding: 15px; border: 1px solid red; border-radius: 8px; background: #fef2f2;">
+                                    ❌ <strong>API Gönderim Hatası!</strong><br>
+                                    <strong>Hata:</strong> {error_msg}
+                                </div>
+                                ''',
+                                model_name, version  # Keep the fields for user to modify
+                            )
                         
                 except Exception as e:
                     logger.error(f"API submission exception: {e}")