#521 Add Export to CSV for Queue Details and Enhance Admin Configuration

src/officehours_api/admin.py

@@ -2,17 +2,57 @@
 from django.contrib.auth.admin import UserAdmin as BaseUserAdmin
 from django.contrib.auth.models import User
 from safedelete.admin import SafeDeleteAdmin, highlight_deleted
-
+from django.http import HttpResponse
+import csv
+from officehours_api.models import Queue
 from officehours_api.models import Queue, Meeting, Attendee, Profile
 
+@admin.action(description="Export selected Queues with details to CSV")
+def export_selected_queues_with_details(modeladmin, request, queryset):
+
+    response = HttpResponse(content_type='text/csv')
+    response['Content-Disposition'] = 'attachment; filename="selected_queues_with_details.csv"'
+
+    writer = csv.writer(response)
+    writer.writerow([
+        'Queue ID', 
+        'Queue Name', 
+        'Status', 
+        'Created At', 
+        'Hosts', 
+        'Allowed Backends', 
+        'Description', 
+        'Meeting Count', 
+        'Attendee Count'
+    ])
+
+    for queue in queryset.prefetch_related('hosts', 'meeting_set__attendees'):
+        hosts = ', '.join([host.username for host in queue.hosts.all()])
+        allowed_backends = ', '.join(queue.allowed_backends)
+        meetings = queue.meeting_set.all()
+        meeting_count = meetings.count()
+        attendee_count = sum(meeting.attendees.count() for meeting in meetings)
+        writer.writerow([
+            queue.id, 
+            queue.name, 
+            queue.status, 
+            queue.created_at, 
+            hosts, 
+            allowed_backends, 
+            queue.description, 
+            meeting_count, 
+            attendee_count
+        ])
+    return response
 
 @admin.register(Queue)
 class QueueAdmin(SafeDeleteAdmin):
     list_display = ('id', highlight_deleted, 'created_at', 'status') + SafeDeleteAdmin.list_display
     list_filter = ('hosts', 'status',) + SafeDeleteAdmin.list_filter
     search_fields = ['id', 'name']
+    actions = SafeDeleteAdmin.actions + (export_selected_queues_with_details,)
 
-
+    
 class AttendeeInline(admin.TabularInline):
     model = Attendee
     extra = 1