105 lines
4.4 KiB
Python
105 lines
4.4 KiB
Python
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import logging
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from datetime import datetime
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import stripe
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from django.conf import settings
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from django.http import HttpResponse, JsonResponse
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from django.views.decorators.csrf import csrf_exempt
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from rest_framework.parsers import JSONParser
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from rest_framework.views import APIView
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from core.models import Plan, Session, User
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logger = logging.getLogger(__name__)
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class Callback(APIView):
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parser_classes = [JSONParser]
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# TODO: make async
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@csrf_exempt
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def post(self, request):
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payload = request.body
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sig_header = request.META["HTTP_STRIPE_SIGNATURE"]
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try:
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stripe.Webhook.construct_event(
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payload, sig_header, settings.STRIPE_ENDPOINT_SECRET
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)
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except ValueError:
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# Invalid payload
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logger.error("Invalid payload")
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return HttpResponse(status=400)
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except stripe.error.SignatureVerificationError:
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# Invalid signature
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logger.error("Invalid signature")
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return HttpResponse(status=400)
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if request.data is None:
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return JsonResponse({"success": False}, status=500)
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if "type" in request.data.keys():
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rtype = request.data["type"]
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if rtype == "checkout.session.completed":
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session = request.data["data"]["object"]["id"]
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subscription_id = request.data["data"]["object"]["subscription"]
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session_map = Session.objects.get(session=session)
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if not session_map:
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return JsonResponse({"success": False}, status=500)
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user = session_map.user
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session_map.subscription_id = subscription_id
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session_map.save()
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if rtype == "customer.subscription.updated":
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stripe_id = request.data["data"]["object"]["customer"]
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if not stripe_id:
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logging.error("No stripe id")
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return JsonResponse({"success": False}, status=500)
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user = User.objects.get(stripe_id=stripe_id)
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# ssubscription_active
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subscription_id = request.data["data"]["object"]["id"]
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sessions = Session.objects.filter(user=user)
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session = None
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for session_iter in sessions:
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if session_iter.subscription_id == subscription_id:
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session = session_iter
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if not session:
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logging.error(
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f"No session found for subscription id {subscription_id}"
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)
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return JsonResponse({"success": False}, status=500)
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# query Session objects
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# iterate and check against product_id
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session.request = request.data["request"]["id"]
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product_id = request.data["data"]["object"]["plan"]["id"]
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plan = Plan.objects.get(product_id=product_id)
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if not plan:
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logging.error(f"Plan not found: {product_id}")
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return JsonResponse({"success": False}, status=500)
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session.plan = plan
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session.save()
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elif rtype == "payment_intent.succeeded":
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customer = request.data["data"]["object"]["customer"]
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user = User.objects.get(stripe_id=customer)
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if not user:
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logging.error(f"No user found for customer: {customer}")
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return JsonResponse({"success": False}, status=500)
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session = Session.objects.get(request=request.data["request"]["id"])
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user.plans.add(session.plan)
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user.last_payment = datetime.utcnow()
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user.save()
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elif rtype == "customer.subscription.deleted":
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customer = request.data["data"]["object"]["customer"]
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user = User.objects.get(stripe_id=customer)
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if not user:
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logging.error(f"No user found for customer {customer}")
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return JsonResponse({"success": False}, status=500)
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product_id = request.data["data"]["object"]["plan"]["id"]
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plan = Plan.objects.get(product_id=product_id)
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user.plans.remove(plan)
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user.save()
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else:
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return JsonResponse({"success": False}, status=500)
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return JsonResponse({"success": True})
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