django-orchestra/orchestra/contrib/bills/api.py

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from django.http import HttpResponse
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from rest_framework import viewsets
from rest_framework.decorators import action
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from orchestra.api import router, LogApiMixin
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from orchestra.contrib.accounts.api import AccountApiMixin
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from orchestra.utils.html import html_to_pdf
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from .models import Bill
from .serializers import BillSerializer
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class BillViewSet(LogApiMixin, AccountApiMixin, viewsets.ModelViewSet):
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queryset = Bill.objects.all()
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serializer_class = BillSerializer
@action(detail=True, methods=['get'])
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def document(self, request, pk):
bill = self.get_object()
content_type = request.META.get('HTTP_ACCEPT')
if content_type == 'application/pdf':
pdf = html_to_pdf(bill.html or bill.render())
return HttpResponse(pdf, content_type='application/pdf')
else:
return HttpResponse(bill.html or bill.render())
router.register('bills', BillViewSet)