Refactor code structure and remove redundant changes

django-backend/apps/core/sitemaps.py

@@ -0,0 +1,119 @@
+"""
+Django Sitemaps for SEO
+
+Generates XML sitemaps for search engine crawlers to discover and index content.
+"""
+
+from django.contrib.sitemaps import Sitemap
+from django.urls import reverse
+
+from apps.entities.models import Park, Ride, Company, RideModel
+
+
+class ParkSitemap(Sitemap):
+    """Sitemap for theme parks."""
+    
+    changefreq = "weekly"
+    priority = 0.9
+    
+    def items(self):
+        """Return all active parks."""
+        return Park.objects.filter(is_active=True).order_by('-updated')
+    
+    def lastmod(self, obj):
+        """Return last modification date."""
+        return obj.updated
+    
+    def location(self, obj):
+        """Return URL for park."""
+        return f'/parks/{obj.slug}/'
+
+
+class RideSitemap(Sitemap):
+    """Sitemap for rides."""
+    
+    changefreq = "weekly"
+    priority = 0.8
+    
+    def items(self):
+        """Return all active rides."""
+        return Ride.objects.filter(
+            is_active=True
+        ).select_related('park').order_by('-updated')
+    
+    def lastmod(self, obj):
+        """Return last modification date."""
+        return obj.updated
+    
+    def location(self, obj):
+        """Return URL for ride."""
+        return f'/parks/{obj.park.slug}/rides/{obj.slug}/'
+
+
+class CompanySitemap(Sitemap):
+    """Sitemap for companies/manufacturers."""
+    
+    changefreq = "monthly"
+    priority = 0.6
+    
+    def items(self):
+        """Return all active companies."""
+        return Company.objects.filter(is_active=True).order_by('-updated')
+    
+    def lastmod(self, obj):
+        """Return last modification date."""
+        return obj.updated
+    
+    def location(self, obj):
+        """Return URL for company."""
+        return f'/manufacturers/{obj.slug}/'
+
+
+class RideModelSitemap(Sitemap):
+    """Sitemap for ride models."""
+    
+    changefreq = "monthly"
+    priority = 0.7
+    
+    def items(self):
+        """Return all active ride models."""
+        return RideModel.objects.filter(
+            is_active=True
+        ).select_related('manufacturer').order_by('-updated')
+    
+    def lastmod(self, obj):
+        """Return last modification date."""
+        return obj.updated
+    
+    def location(self, obj):
+        """Return URL for ride model."""
+        return f'/models/{obj.slug}/'
+
+
+class StaticSitemap(Sitemap):
+    """Sitemap for static pages."""
+    
+    changefreq = "monthly"
+    priority = 0.5
+    
+    def items(self):
+        """Return list of static pages."""
+        return ['home', 'about', 'privacy', 'terms']
+    
+    def location(self, item):
+        """Return URL for static page."""
+        if item == 'home':
+            return '/'
+        return f'/{item}/'
+    
+    def changefreq(self, item):
+        """Home page changes more frequently."""
+        if item == 'home':
+            return 'daily'
+        return 'monthly'
+    
+    def priority(self, item):
+        """Home page has higher priority."""
+        if item == 'home':
+            return 1.0
+        return 0.5