Backend Draft

2026-02-23 20:31:53 +05:30
commit eec700af51
127 changed files with 2356 additions and 0 deletions
--- a/backend/analytics/views.py
+++ b/backend/analytics/views.py
@@ -0,0 +1,95 @@
+from rest_framework import generics, permissions, status
+from rest_framework.response import Response
+from rest_framework.views import APIView
+from django.db.models import Count
+from django.db.models.functions import TruncDate
+from django.utils.dateparse import parse_date
+from .models import ActivityLog, AuditLog
+from .serializers import ActivityLogSerializer, AuditLogSerializer
+from accounts.permissions import IsTenantUser, IsAdmin
+from projects.models import Project, Task
+
+class ActivityLogListView(generics.ListAPIView):
+    serializer_class = ActivityLogSerializer
+    permission_classes = [permissions.IsAuthenticated, IsTenantUser]
+
+    def get_queryset(self):
+        return ActivityLog.objects.filter(tenant=self.request.tenant)
+
+class ReportView(APIView):
+    """
+    Returns aggregated stats for a date range with daily breakdown
+    Query params: start_date (YYYY-MM-DD), end_date (YYYY-MM-DD)
+    """
+    permission_classes = [permissions.IsAuthenticated, IsTenantUser, IsAdmin] # Only admins can see reports usually
+
+    def get(self, request):
+        tenant = request.tenant
+        start_date_str = request.query_params.get('start_date')
+        end_date_str = request.query_params.get('end_date')
+
+        project_qs = Project.objects.filter(tenant=tenant)
+        task_qs = Task.objects.filter(tenant=tenant)
+
+        if start_date_str:
+            start_date = parse_date(start_date_str)
+            if start_date:
+                project_qs = project_qs.filter(created_at__date__gte=start_date)
+                task_qs = task_qs.filter(created_at__date__gte=start_date)
+        
+        if end_date_str:
+            end_date = parse_date(end_date_str)
+            if end_date:
+                project_qs = project_qs.filter(created_at__date__lte=end_date)
+                task_qs = task_qs.filter(created_at__date__lte=end_date)
+
+        # Total counts
+        projects_created = project_qs.count()
+        tasks_created = task_qs.count()
+        tasks_completed = task_qs.filter(status='done').count()
+
+        # Daily metrics: group by date
+        from django.db.models.functions import TruncDate
+        
+        daily_projects = project_qs.annotate(day=TruncDate('created_at')).values('day').annotate(count=Count('id')).order_by('day')
+        daily_tasks_completed = task_qs.filter(status='done').annotate(day=TruncDate('created_at')).values('day').annotate(count=Count('id')).order_by('day')
+        daily_tasks_created = task_qs.annotate(day=TruncDate('created_at')).values('day').annotate(count=Count('id')).order_by('day')
+        
+        # Build daily metrics array
+        daily_metrics = []
+        # Collect all unique dates from both projects and tasks
+        all_dates = set()
+        for item in daily_projects:
+            all_dates.add(item['day'])
+        for item in daily_tasks_completed:
+            all_dates.add(item['day'])
+        for item in daily_tasks_created:
+            all_dates.add(item['day'])
+        
+        # Sort dates
+        sorted_dates = sorted(all_dates)
+        
+        for date_obj in sorted_dates:
+            date_str = date_obj.strftime('%Y-%m-%d')
+            # Find counts for this date
+            proj_count = next((item['count'] for item in daily_projects if item['day'] == date_obj), 0)
+            tasks_comp = next((item['count'] for item in daily_tasks_completed if item['day'] == date_obj), 0)
+            tasks_created_count = next((item['count'] for item in daily_tasks_created if item['day'] == date_obj), 0)
+            
+            daily_metrics.append({
+                'date': date_str,
+                'projects_created': proj_count,
+                'tasks_completed': tasks_comp,
+                'tasks_created': tasks_created_count,
+            })
+
+        return Response({
+            'period': {
+                'start': start_date_str,
+                'end': end_date_str
+            },
+            'total_projects': projects_created,
+            'total_tasks': tasks_created,
+            'tasks_completed': tasks_completed,
+            'daily_metrics': daily_metrics
+        })