Add wallet balance to User model and implement Atoll/Island management

- Added `wallet_balance` field to the User model.
- Updated UserAdmin to include `wallet_balance` in the admin interface.
- Created serializers and views for Atoll and Island management.
- Implemented endpoints for listing, creating, and updating Atolls and Islands.
- Enhanced payment processing with UUIDs for Payment and Topup models.
- Added migration files for new fields and constraints.
- Improved error handling and validation in various views.
- Updated email templates for better responsiveness and SEO.

api/views.py

@@ -11,6 +11,7 @@ from rest_framework.response import Response
 from rest_framework import status
 from rest_framework.exceptions import ValidationError
 from rest_framework.decorators import api_view, permission_classes
+from api.serializers import AtollSerializer, IslandSerializer
 
 # knox imports
 from knox.views import LoginView as KnoxLoginView
@@ -85,13 +86,19 @@ class CreateUserView(generics.CreateAPIView):
             return Response({"message": "Policy acceptance is required."}, status=400)
 
         if not re.match(r"^[A-Z]{1,2}[0-9]{6,7}$", id_card):
-            return Response({"message": "Please enter a valid ID card number."}, status=400)
+            return Response(
+                {"message": "Please enter a valid ID card number."}, status=400
+            )
 
         if not re.match(r"^[7|9][0-9]{6}$", mobile):
-            return Response({"message": "Please enter a valid mobile number."}, status=400)
+            return Response(
+                {"message": "Please enter a valid mobile number."}, status=400
+            )
 
         if not re.match(r"^(7\d{12}|9\d{16})$", acc_no):
-            return Response({"message": "Please enter a valid account number."}, status=400)
+            return Response(
+                {"message": "Please enter a valid account number."}, status=400
+            )
 
         # Fetch Atoll and Island instances
         try:
@@ -109,7 +116,7 @@ class CreateUserView(generics.CreateAPIView):
             username=username,
             password=password,
             address=address,
-            mobile=str("+960") + str(mobile),
+            mobile=mobile,
             acc_no=acc_no,
             id_card=id_card,
             dob=dob,
@@ -219,3 +226,64 @@ def test_email(request):
         fail_silently=False,
     )
     return Response({"status": "ok"}, status=status.HTTP_200_OK)
+
+
+class ListCreateAtollView(StaffEditorPermissionMixin, generics.ListCreateAPIView):
+    serializer_class = AtollSerializer
+    queryset = Atoll.objects.all()
+
+    def create(self, request, *args, **kwargs):
+        serializer = self.get_serializer(data=request.data)
+        serializer.is_valid(raise_exception=True)
+        name = serializer.validated_data.get("name")
+        print(name)
+        if Atoll.objects.filter(name=name).exists():
+            return Response({"message": "Atoll name already exists."}, status=400)
+        return super().create(request, *args, **kwargs)
+
+
+class RetrieveUpdateDestroyAtollView(
+    StaffEditorPermissionMixin, generics.RetrieveUpdateDestroyAPIView
+):
+    serializer_class = AtollSerializer
+    queryset = Atoll.objects.all()
+    lookup_field = "pk"
+
+    def update(self, request, *args, **kwargs):
+        instance = self.get_object()
+        serializer = self.get_serializer(instance, data=request.data, partial=True)
+        serializer.is_valid(raise_exception=True)
+        name = serializer.validated_data.get("name")
+        if name and Atoll.objects.filter(name=name).exclude(pk=instance.pk).exists():
+            return Response({"message": "Atoll name already exists."}, status=400)
+        return super().update(request, *args, **kwargs)
+
+
+class ListCreateIslandView(StaffEditorPermissionMixin, generics.ListCreateAPIView):
+    serializer_class = IslandSerializer
+    queryset = Island.objects.all()
+
+    def create(self, request, *args, **kwargs):
+        serializer = self.get_serializer(data=request.data)
+        serializer.is_valid(raise_exception=True)
+        name = serializer.validated_data.get("name")
+        if Island.objects.filter(name=name).exists():
+            return Response({"message": "Island name already exists."}, status=400)
+        return super().create(request, *args, **kwargs)
+
+
+class RetrieveUpdateDestroyIslandView(
+    StaffEditorPermissionMixin, generics.RetrieveUpdateDestroyAPIView
+):
+    serializer_class = IslandSerializer
+    queryset = Island.objects.all()
+    lookup_field = "pk"
+
+    def update(self, request, *args, **kwargs):
+        instance = self.get_object()
+        serializer = self.get_serializer(instance, data=request.data, partial=True)
+        serializer.is_valid(raise_exception=True)
+        name = serializer.validated_data.get("name")
+        if name and Island.objects.filter(name=name).exclude(pk=instance.pk).exists():
+            return Response({"message": "Island name already exists."}, status=400)
+        return super().update(request, *args, **kwargs)