Added timeslots and migs_per_slot

migratorapi/api/urls.py

@@ -15,4 +15,5 @@ urlpatterns = [
     path('migrations/missed/', views.MissedMigrations.as_view()),
     path('migrations/pendingterm/', views.PendingTerm.as_view()),
     path('migrations/<str:pk>/', views.MigrationDetails.as_view()),
+    path('migrations/timeslots', views.MigrationTimeslotDetails.as_view())
 ]

migratorapi/api/views.py

@@ -5,12 +5,15 @@ from django.http import HttpResponseRedirect, JsonResponse, Http404
 from django.views import generic
 from django.urls import reverse
 from django.utils import timezone
+from django.conf import settings
 from rest_framework import status, viewsets
 from rest_framework.views import APIView
 from rest_framework.response import Response
 from rest_framework.decorators import action
 from .serializers import MigrationSerializer
 
+from pprint import pprint
+
 
 from .models import Migration
 
@@ -43,10 +46,15 @@ class MigrationList(APIView):
         # return Response(serializer.data)
 
     def post(self, request, format=None):
+        booked_date = request.data["booked_date"]
+        timeslot = request.data["booked_time"]
+        migs_in_slot = Migration.objects.filter(migration_status="Booked", booked_date=booked_date, booked_time=timeslot).count()
+        if migs_in_slot >= settings.MIGS_PER_TIMESLOT:
+            return Response({"SlotError": f"More than {settings.MIGS_PER_TIMESLOT} in timeslot {request.data['booked_time']}"}, status=status.HTTP_400_BAD_REQUEST)
         serializer = MigrationSerializer(data=request.data)
         if serializer.is_valid():
-            serializer.save()
-            return Response(serializer.data, status=status.HTTP_201_CREATED)
+           serializer.save()
+           return Response(serializer.data, status=status.HTTP_201_CREATED)
         return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
 
 class MigrationDetails(APIView):
@@ -144,3 +152,12 @@ class MigrationListAll(APIView):
         migrations = getAllMigrations(limit)
         serializer = MigrationSerializer(migrations, many=True)
         return Response(serializer.data)
+
+class MigrationTimeslotDetails(APIView):
+    def get(self, request):
+        return Response({'00:00-03:00': Migration.objects.filter(migration_status="Booked", booked_date=datetime.datetime.now().date(), booked_time='00:00-03:00').count(), 
+        '03:00-06:00': Migration.objects.filter(migration_status="Booked", booked_date=datetime.datetime.now().date(), booked_time='03:00-06:00').count(), 
+        '06:00-09:00': Migration.objects.filter(migration_status="Booked", booked_date=datetime.datetime.now().date(), booked_time='06:00-09:00').count(), 
+        '08:00-12:00': Migration.objects.filter(migration_status="Booked", booked_date=datetime.datetime.now().date(), booked_time='08:00-12:00').count(),
+        '12:00-18:00':Migration.objects.filter(migration_status="Booked", booked_date=datetime.datetime.now().date(), booked_time='12:00-18:00').count(),
+        '18:00-00:00':Migration.objects.filter(migration_status="Booked", booked_date=datetime.datetime.now().date(), booked_time='18:00-00:00').count()})

migratorapi/migratorapi/settings.py

@@ -134,3 +134,5 @@ CORS_ORIGIN_ALLOW_ALL = True
 # https://docs.djangoproject.com/en/3.1/howto/static-files/
 
 STATIC_URL = '/static/'
+
+MIGS_PER_TIMESLOT = 12