Add API for sending emails for signupees

webapp/views.py

@@ -21,7 +21,7 @@ from jsonschema.exceptions import ValidationError
 
 from webapp.models import *
 from webapp.serializers import *
-from webapp.utils import decode_base64_file
+from webapp.utils import admin_send_email_signupees, decode_base64_file
 
 
 class SignupPermission(BasePermission):
@@ -105,6 +105,28 @@ class SignupFormViewSet(ModelViewSet):
         return SignupForm.objects.filter(visible=True, end_time__gt=timezone.now()).order_by('start_time')
 
 
+    @action(detail=True, methods=['post'])
+    def sendemail(self, request, pk=None, *args, **kwargs):
+        subject = request.data["subject"]
+        content = request.data["content"]
+        mode = request.data["mode"]
+
+        queryset = self.filter_queryset(self.get_queryset())
+        filter = {'pk': pk}
+        signupForm = get_object_or_404(queryset, **filter)
+        if (mode == "all"):
+            admin_send_email_signupees(signupForm.signups, subject, content)
+            return JsonResponse(status=201, data={"message": "Email sent"})
+        elif (mode == "actual"):
+            admin_send_email_signupees(signupForm.signups, subject, content)
+            return JsonResponse(status=201, data={"message": "Email sent"})
+        elif (mode == "reserved"):
+            admin_send_email_signupees(signupForm.signups, subject, content)
+            return JsonResponse(status=201, data={"message": "Email sent"})
+        else:
+            return JsonResponse(status=400, data={"error": f"Bad mode '{mode}'"})
+
+
 class SignupViewSet(ModelViewSet):
     queryset = Signup.objects.filter(deleted=False)
     serializer_class = SignupSerializer