Make test API for attendants

serializers.py

@@ -2,7 +2,18 @@
 from .models import Attendant
 
 
+# This is a serializer for the nfc_id field
+class BinaryFieldSerializer(serializers.Field):
+    def to_representation(self, value):
+        return value.hex()
+
+    def to_internal_value(self, data):
+        return bytes.fromhex(data)
+
+
 class AttendantSerializer(serializers.HyperlinkedModelSerializer):
+    nfc_id = BinaryFieldSerializer()
+
     class Meta:
         model = Attendant
-        fields = '__all__'
+        fields = "__all__"

urls.py

@@ -0,0 +1,14 @@
+from django.contrib import admin
+from django.urls import path, include
+from . import views
+from rest_framework import routers
+
+
+# router for attendant urls
+router = routers.DefaultRouter()
+router.register(r"attendants", views.AttendantViewSet)
+
+
+urlpatterns = [
+    path("", include(router.urls)),
+]

views.py

@@ -0,0 +1,8 @@
+from rest_framework import viewsets
+from database.serializers import AttendantSerializer
+from database.models import Attendant
+
+
+class AttendantViewSet(viewsets.ModelViewSet):
+    queryset = Attendant.objects.all()
+    serializer_class = AttendantSerializer