Booking pre-payment

apps/booking/migrations/0003_auto_20191025_1613.py

@@ -0,0 +1,23 @@
+# Generated by Django 2.2.4 on 2019-10-25 16:13
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('booking', '0002_auto_20191003_1601'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='booking',
+            name='amount',
+            field=models.CharField(default=None, max_length=30, null=True, verbose_name='prepayment price'),
+        ),
+        migrations.AddField(
+            model_name='booking',
+            name='stripe_key',
+            field=models.TextField(default=None, null=True, verbose_name='stripe service payment key'),
+        ),
+    ]

apps/booking/migrations/0004_booking_stripe_token.py

@@ -0,0 +1,18 @@
+# Generated by Django 2.2.4 on 2019-10-25 16:50
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('booking', '0003_auto_20191025_1613'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='booking',
+            name='stripe_token',
+            field=models.TextField(default=None, null=True, verbose_name='stripe service pre-payed booking toking'),
+        ),
+    ]

apps/booking/models/models.py

@@ -24,6 +24,9 @@ class Booking(ProjectBaseMixin):
     pending_booking_id = models.TextField(verbose_name=_('external service pending booking'), default=None)
     booking_id = models.TextField(verbose_name=_('external service booking id'), default=None, null=True,
                                   db_index=True, )
+    stripe_key = models.TextField(null=True, default=None, verbose_name=_('stripe service payment key'))
+    stripe_token = models.TextField(null=True, default=None, verbose_name=_('stripe service pre-payed booking toking'))
+    amount = models.CharField(null=True, default=None, verbose_name=_('prepayment price'), max_length=30)
     user = models.ForeignKey(
         'account.User', verbose_name=_('booking owner'), null=True,
         related_name='bookings',

apps/booking/models/services.py

@@ -79,9 +79,10 @@ class GuestonlineService(AbstractBookingService):
         self.response = response
         return True
 
-    def commit_booking(self, payload):
+    def commit_booking(self, payload, stripe_token = None):
         url = f'{self.url}v1/pending_bookings/{payload}/commit'
-        r = requests.put(url, headers=self.get_common_headers())
+        r = requests.put(url, headers=self.get_common_headers(),
+                         data=json.dumps({'stripe_token': stripe_token} if stripe_token else None))
         self.response = json.loads(r.content)
         if status.is_success(r.status_code) and self.response is None:
             raise serializers.ValidationError(detail='Booking already committed.')
@@ -95,6 +96,8 @@ class GuestonlineService(AbstractBookingService):
         payload['mobile_phone'] = payload.pop('phone')
         headers = self.get_common_headers()
         r = requests.put(url, headers=headers, data=json.dumps({'contact_info': payload}))
+        response = r.json()
+        self.response = response.get('prepayment')
         return status.is_success(r.status_code)
 
     def create_booking(self, payload):

apps/booking/serializers/web.py

@@ -42,13 +42,29 @@ class PendingBookingSerializer(serializers.ModelSerializer):
             'user',
         )
 
+class CommitBookingSerializer(serializers.ModelSerializer):
+
+    class Meta:
+        model = models.Booking
+        fields = (
+            'stripe_token',
+        )
+
+    def update(self, instance, validated_data):
+        """Override update method"""
+        # Update user password from instance
+        service = instance.get_service_by_type(instance.type)
+        service.commit_booking(instance.pending_booking_id, validated_data.get('stripe_token'))
+        instance.stripe_token = validated_data.get('stripe_token')
+        instance.save()
+        return instance
 
 class UpdateBookingSerializer(serializers.ModelSerializer):
     id = serializers.ReadOnlyField()
 
     class Meta:
         model = models.Booking
-        fields = ('booking_id', 'id')
+        fields = ('booking_id', 'id', 'stripe_key', 'amount')
 
 
 class GetBookingSerializer(serializers.ModelSerializer):

apps/booking/urls.py

@@ -8,6 +8,7 @@ urlpatterns = [
     path('<int:establishment_id>/check/', views.CheckWhetherBookingAvailable.as_view(), name='booking-check'),
     path('<int:establishment_id>/create/', views.CreatePendingBooking.as_view(), name='create-pending-booking'),
     path('<int:pk>/', views.UpdatePendingBooking.as_view(), name='update-pending-booking'),
+    path('<int:pk>/commit/', views.CommitPendingBooking.as_view(), name='update-pending-booking'),
     path('<int:pk>/cancel/', views.CancelBooking.as_view(), name='cancel-existing-booking'),
     path('last/', views.LastBooking.as_view(), name='last_booking-for-authorizer-user'),
     path('retrieve/<int:pk>/', views.GetBookingById.as_view(), name='retrieves-booking-by-id'),

apps/booking/views.py

@@ -1,11 +1,11 @@
-from rest_framework import generics, permissions, status, serializers
-
 from django.shortcuts import get_object_or_404
-from establishment.models import Establishment
+from rest_framework import generics, permissions, status, serializers
-from booking.models.models import Booking, GuestonlineService, LastableService
 from rest_framework.response import Response
-from booking.serializers.web import (PendingBookingSerializer,
+
-                                     UpdateBookingSerializer, GetBookingSerializer, CheckBookingSerializer)
+from booking.models.models import Booking, GuestonlineService, LastableService
+from booking.serializers.web import (PendingBookingSerializer, UpdateBookingSerializer, GetBookingSerializer,
+                                     CheckBookingSerializer, CommitBookingSerializer)
+from establishment.models import Establishment
 
 
 class CheckWhetherBookingAvailable(generics.GenericAPIView):
@@ -70,6 +70,13 @@ class CreatePendingBooking(generics.CreateAPIView):
         return Response(status=status.HTTP_201_CREATED, data=serializer.data)
 
 
+class CommitPendingBooking(generics.UpdateAPIView):
+    """ Commit pending booking """
+    queryset = Booking.objects.all()
+    permission_classes = (permissions.AllowAny,)
+    serializer_class = CommitBookingSerializer
+
+
 class UpdatePendingBooking(generics.UpdateAPIView):
     """ Update pending booking with contacts """
     queryset = Booking.objects.all()
@@ -84,6 +91,19 @@ class UpdatePendingBooking(generics.UpdateAPIView):
         service.update_booking(service.get_certain_keys(data, {
             'email', 'phone', 'last_name', 'first_name', 'country_code', 'pending_booking_id',
         }))
+        if service.response:
+            # если есть предоплата, возвращаем фронту страйп-ключ для совершения оплаты и цену
+            amount = service.response.get('amount')
+            stripe_key = service.response.get('stripe_key')
+            data = {
+                'id': instance.pk,
+                'amount': amount,
+                'stripe_key': stripe_key,
+            }
+            serializer = self.get_serializer(data=data)
+            serializer.is_valid(raise_exception=True)
+            serializer.update(instance, data)
+            return Response(status=status.HTTP_200_OK, data=data)
         service.commit_booking(data['pending_booking_id'])
         data = {
             'booking_id': service.response.get('id'),