Add REST API in separate app

uhepp_org/requirements.txt

+django
+djangorestframework

uhepp_org/uhepp_api/apps.py

+from django.apps import AppConfig
+
+
+class UheppApiConfig(AppConfig):
+    name = 'uhepp_api'

uhepp_org/uhepp_api/serializers.py

+from rest_framework import serializers
+from uhepp_vault.models import Plot
+
+class PlotSerializer(serializers.ModelSerializer):
+    class Meta:
+        model = Plot
+        fields = ['data']
+
+    def get_initial(self):
+        return {}
+
+    def to_internal_value(self, data):
+        return {'data': data}
+
+    def to_representation(self, instance):
+        return instance.data

uhepp_org/uhepp_api/urls.py

+from django.urls import path, include
+from rest_framework import routers
+
+from . import views
+
+router = routers.DefaultRouter()
+router.register('plots', views.PlotSet)
+
+app_name = 'uhepp_api'
+urlpatterns = [
+    path('', include(router.urls)),
+]

uhepp_org/uhepp_api/views.py

+from django.urls import reverse
+from rest_framework import viewsets
+from rest_framework import permissions
+from rest_framework import status
+from rest_framework.response import Response
+
+from uhepp_vault.models import Plot
+from .serializers import PlotSerializer
+
+class CreateModelMixin:
+    """Create a model instance with Location header"""
+    def create(self, request, *args, **kwargs):
+        serializer = self.get_serializer(data=request.data)
+        serializer.is_valid(raise_exception=True)
+        obj = self.perform_create(serializer)
+        headers = self.get_success_headers(obj)
+        return Response(serializer.data, status=status.HTTP_201_CREATED, headers=headers)
+
+    def perform_create(self, serializer):
+        obj = serializer.save()
+        return obj
+
+    def get_success_headers(self, obj):
+        rel_url = reverse('uhepp_api:plot-detail', args=[obj.uuid])
+        url = self.request.build_absolute_uri(rel_url)
+        return {'Location': url}
+    
+class PlotSet(CreateModelMixin,
+                   viewsets.mixins.RetrieveModelMixin,
+                   viewsets.GenericViewSet):
+    queryset = Plot.objects.all()
+    serializer_class = PlotSerializer
+    permission_classes = []

uhepp_org/uhepp_org/settings.py

@@ -32,12 +32,14 @@ ALLOWED_HOSTS = []
 
 INSTALLED_APPS = [
     'uhepp_vault',
+    'uhepp_api',
     'django.contrib.admin',
     'django.contrib.auth',
     'django.contrib.contenttypes',
     'django.contrib.sessions',
     'django.contrib.messages',
     'django.contrib.staticfiles',
+    'rest_framework',
 ]
 
 MIDDLEWARE = [

uhepp_org/uhepp_org/urls.py

@@ -18,5 +18,6 @@ from django.urls import path, include
 
 urlpatterns = [
     path('', include('uhepp_vault.urls')),
+    path('api/', include('uhepp_api.urls')),
     path('admin/', admin.site.urls),
 ]

uhepp_org/uhepp_vault/admin.py

 from django.contrib import admin
 
-from .models import UHeppPlot
+from .models import Plot
 
-admin.site.register(UHeppPlot)
+admin.site.register(Plot)

uhepp_org/uhepp_vault/migrations/0002_auto_20201114_1222.py

+# Generated by Django 3.1.3 on 2020-11-14 12:22
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('uhepp_vault', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.RenameModel(
+            old_name='UHeppPlot',
+            new_name='Plot',
+        ),
+    ]

uhepp_org/uhepp_vault/models.py

 from django.db import models
 import uuid
 
-class UHeppPlot(models.Model):
+class Plot(models.Model):
     """Database record of a uhepp compliant plot"""
 
     uuid = models.UUIDField(primary_key=True, default=uuid.uuid4)

uhepp_org/uhepp_vault/templates/uhepp_vault/plot.html

-{{ uhepplot.data }}
+{{ plot.data }}

uhepp_org/uhepp_vault/templates/uhepp_vault/plots.html

-{% if uhepplots %}
+{% if plots %}
     <ul>
-    {% for plot in uhepplots %}
+    {% for plot in plots %}
         <li><a href="{% url 'uhepp_vault:plot-detail-json' plot.uuid %}">{{ plot }}: {{ plot.uuid }}<a></li>
     {% endfor %}
     </ul>

uhepp_org/uhepp_vault/urls.py

-from django.urls import path
+from django.urls import path, include
 
 from . import views
 

uhepp_org/uhepp_vault/views.py

@@ -3,27 +3,26 @@ from django.views import generic
 from django.http import JsonResponse
 from django.shortcuts import get_object_or_404
 
-from .models import UHeppPlot
+from .models import Plot
 
 class PlotIndex(generic.ListView):
     template_name = 'uhepp_vault/plots.html'
-    context_object_name = 'uhepplots'
+    context_object_name = 'plots'
 
     def get_queryset(self):
-        """Return all uhepplots in the db"""
-        return UHeppPlot.objects.all()
+        """Return all plots in the db"""
+        return Plot.objects.all()
 
 class PlotDetail(generic.DetailView):
-    model = UHeppPlot
+    model = Plot
     template_name = 'uhepp_vault/plot.html'
-    context_object_name = 'uhepplot'
+    context_object_name = 'plot'
 
 def plot_detail_json(request, uuid):
-    plot = get_object_or_404(UHeppPlot, pk=uuid)
+    plot = get_object_or_404(Plot, pk=uuid)
     return JsonResponse(plot.data)
 
 def home(request):
-    plot_count = UHeppPlot.objects.count()
+    plot_count = Plot.objects.count()
     context = dict(plot_count=plot_count)
     return  render(request, "uhepp_vault/home.html", context=context)
-