Refactor code structure and remove redundant changes

django-backend/apps/entities/services/ride_model_submission.py

@@ -0,0 +1,87 @@
+"""
+RideModel submission service for ThrillWiki.
+
+Handles RideModel entity creation and updates through the Sacred Pipeline.
+"""
+
+import logging
+from django.core.exceptions import ValidationError
+
+from apps.entities.models import RideModel, Company
+from apps.entities.services import BaseEntitySubmissionService
+
+logger = logging.getLogger(__name__)
+
+
+class RideModelSubmissionService(BaseEntitySubmissionService):
+    """
+    Service for creating RideModel submissions through the Sacred Pipeline.
+    
+    RideModels represent specific ride models from manufacturers.
+    For example: "B&M Inverted Coaster", "Vekoma Boomerang"
+    
+    Required fields:
+    - name: Model name (e.g., "Inverted Coaster")
+    - manufacturer: Company instance or company ID (UUID)
+    - model_type: Type of model (coaster_model, flat_ride_model, etc.)
+    
+    Example:
+        from apps.entities.services.ride_model_submission import RideModelSubmissionService
+        
+        manufacturer = Company.objects.get(name='Bolliger & Mabillard')
+        
+        submission, model = RideModelSubmissionService.create_entity_submission(
+            user=request.user,
+            data={
+                'name': 'Inverted Coaster',
+                'manufacturer': manufacturer,
+                'model_type': 'coaster_model',
+                'description': 'Suspended coaster with inversions...',
+                'typical_height': Decimal('120'),
+                'typical_speed': Decimal('55'),
+            },
+            source='api'
+        )
+    """
+    
+    entity_model = RideModel
+    entity_type_name = 'RideModel'
+    required_fields = ['name', 'manufacturer', 'model_type']
+    
+    @classmethod
+    def create_entity_submission(cls, user, data, **kwargs):
+        """
+        Create a RideModel submission with foreign key handling.
+        
+        The 'manufacturer' field can be provided as either:
+        - A Company instance
+        - A UUID string (will be converted to Company instance)
+        
+        Args:
+            user: User creating the ride model
+            data: RideModel field data (must include name, manufacturer, and model_type)
+            **kwargs: Additional metadata (source, ip_address, user_agent)
+        
+        Returns:
+            tuple: (ContentSubmission, RideModel or None)
+        
+        Raises:
+            ValidationError: If manufacturer not found or invalid
+        """
+        # Validate and normalize manufacturer FK
+        manufacturer = data.get('manufacturer')
+        if manufacturer:
+            if isinstance(manufacturer, str):
+                # UUID string - convert to Company instance
+                try:
+                    manufacturer = Company.objects.get(id=manufacturer)
+                    data['manufacturer'] = manufacturer
+                except Company.DoesNotExist:
+                    raise ValidationError(f"Manufacturer not found: {manufacturer}")
+            elif not isinstance(manufacturer, Company):
+                raise ValidationError(f"Invalid manufacturer type: {type(manufacturer)}")
+        
+        # Create submission through base class
+        submission, ride_model = super().create_entity_submission(user, data, **kwargs)
+        
+        return submission, ride_model