Add version control context processor and integrate map functionality with dedicated JavaScript

history_tracking/context_processors.py

@@ -0,0 +1,43 @@
+from typing import Dict, Any
+from django.http import HttpRequest
+from .signals import get_current_branch
+from .models import VersionBranch, ChangeSet
+
+def version_control(request: HttpRequest) -> Dict[str, Any]:
+    """
+    Add version control information to the template context
+    """
+    current_branch = get_current_branch()
+    context = {
+        'vcs_enabled': True,
+        'current_branch': current_branch,
+        'recent_changes': []
+    }
+    
+    if current_branch:
+        # Get recent changes for the current branch
+        recent_changes = ChangeSet.objects.filter(
+            branch=current_branch,
+            status='applied'
+        ).order_by('-created_at')[:5]
+        
+        context.update({
+            'recent_changes': recent_changes,
+            'branch_name': current_branch.name,
+            'branch_metadata': current_branch.metadata
+        })
+    
+    # Get available branches for switching
+    context['available_branches'] = VersionBranch.objects.filter(
+        is_active=True
+    ).order_by('-created_at')
+    
+    # Check if current page is versioned
+    if hasattr(request, 'resolver_match') and request.resolver_match:
+        view_func = request.resolver_match.func
+        if hasattr(view_func, 'view_class'):
+            view_class = view_func.view_class
+            context['page_is_versioned'] = hasattr(view_class, 'model') and \
+                hasattr(view_class.model, 'history')
+    
+    return {'version_control': context}