def post(self, request):
data = request.data
item_pk = data.get('item', None)
status_ = data.get('status', None)
location = data.get('location', None)
try:
item_obj = Item.objects.get(id=item_pk)
except Item.DoesNotExist:
return Response('Item doesnt exist',
status=status.HTTP_400_BAD_REQUEST)
transactions = Transaction.objects.filter(item__pk=item_pk)
if transactions.filter(is_active=True):
return Response('There is an active transaction for this item',
status=status.HTTP_400_BAD_REQUEST)
elif transactions.filter(status=Transaction.COMPLETED):
return Response('Item transaction completed',
status=status.HTTP_400_BAD_REQUEST)
elif transactions.filter(status=Transaction.REFUNDED):
return Response('Item transaction refunded',
status=status.HTTP_400_BAD_REQUEST)
# Ensure for each new transaction status = processing and location = origin on creation
if status_ != Transaction.PROCESSING or location != Transaction.ORIGIN:
return Response('Transactions should have status = processing' +
' and location = origination_bank',
status=status.HTTP_400_BAD_REQUEST)
serializer = TransactionSerializer(data=request.data)
if serializer.is_valid():
serializer.save()
return Response(serializer.data, status=status.HTTP_201_CREATED)
return Response(serializer.errors, status=status.HTTP_400_BAD_REQUEST)
def make_payment(request):
"""
A buyer begins the process of purchasing a swipe on the frontend, create a Stripe PaymentIntent
Create Transaction object to track the purchase
Args:
request (Request): specifies the price of the transaction, swipe_id, type("BID" or "ASK") and user_id
Returns:
JSON: an object with the client_secret for the frontend to use to complete the purchase
"""
data = request.data
if 'amount' not in data:
return Response({'STATUS': '1', 'REASON': 'MISSING REQUIRED amount ARGUMENT'}, status=status.HTTP_400_BAD_REQUEST)
if 'swipe_id' not in data:
return Response({'STATUS': '1', 'REASON': 'MISSING REQUIRED swipe_id ARGUMENT'}, status=status.HTTP_400_BAD_REQUEST)
if 'user_id' not in data:
return Response({'STATUS': '1', 'REASON': 'MISSING REQUIRED user_id ARGUMENT'}, status=status.HTTP_400_BAD_REQUEST)
if 'type' not in data:
return Response({'STATUS': '1', 'REASON': 'MISSING REQUIRED type ARGUMENT'}, status=status.HTTP_400_BAD_REQUEST)
price = data["amount"]
swipe = data['swipe_id']
sender = data["user_id"]
type = data["type"]
intent = stripe.PaymentIntent.create(
amount = price,
currency = 'usd',
)
client_secret = intent.client_secret
res = {"client_secret": client_secret}
# Get reciepient of money
recipient = ""
if type == "ASK":
# get seller user_id
swipe_obj = Swipe.objects.filter(swipe_id=swipe)
if len(swipe_obj) != 0:
recipient = swipe_obj[0].seller.user_id
else:
return Response({'STATUS': 'swipe_id does not exist'}, status=status.HTTP_400_BAD_REQUEST)
# Make Transaction object
transaction = {"sender": sender, "total": price, "details": client_secret, "recipient": recipient}
transaction_serializer = TransactionSerializer(data=transaction)
if transaction_serializer.is_valid():
t = transaction_serializer.save()
else:
print(transaction_serializer.errors)
return Response(json.dumps(res), status=status.HTTP_200_OK)
def create(self, request):
serializer = TransactionSerializer(data=request.data)
if serializer.is_valid():
serializer.save()
self.update_balances_on_create(request)
return Response(serializer.data, status=201)
return Response(serializer.errors, status=400)
def pay(self, transaction_data):
transaction_serializer = TransactionSerializer(data=transaction_data)
if not transaction_serializer.is_valid():
raise Exception('invalid transaction data')
transaction = Transaction(**transaction_serializer.validated_data)
if transaction.type == 'authorisation':
return self._authorize(transaction)
elif transaction.type == 'presentment':
return self._execute_presentment(transaction)
else:
raise Exception(transaction.type +
" transaction type was not implemented yet!")
def post(self, request):
# TODO validate and parse file
csv_file = TextIOWrapper(request.data['file'])
# movements = CSVParser.convert_to(file, serializer=TransactionSerializer)
reader = csv.DictReader(csv_file)
for row in reader:
row['categories'] = []
row['user'] = request.user.id
serializer = TransactionSerializer(data=row)
if serializer.is_valid():
serializer.save(user=self.request.user)
return Response()
def post(self, request):
serializer = self.serializer_class(data=request.data,
context={'request': request})
if serializer.is_valid():
user_wallet = Wallet.objects.get(user=request.user)
if user_wallet.balance < serializer.validated_data['amount']:
return Response({
"status":
"failed",
"errors":
"Amount should be less than wallet balance"
})
transaction_object = Transaction.objects.create(
user=request.user,
amount=serializer.validated_data['amount'],
reference_id=serializer.validated_data['reference_id'],
transaction_type=Transaction.WITHDRAW)
serializer = TransactionSerializer(transaction_object)
return Response({
"status": "success",
"data": {
'withdrawal': serializer.data
}
})
return Response({"status": "failed", "errors": serializer.errors})
def get(self, request, format=None):
access_key_check(request)
token = Token.objects.get(
token=request.META.get('HTTP_AUTHORIZATION')[6:]
)
profile = Profile.objects.get(token=token)
transactions = Transaction.objects.filter(
recipient=profile
).order_by('-time')
serializer = TransactionSerializer(transactions, many=True)
return Response(serializer.data, status=status.HTTP_200_OK)
def post(self, request):
serializer = self.serializer_class(data=request.data,
context={'request': request})
if serializer.is_valid():
transaction_object = Transaction.objects.create(
user=request.user,
amount=serializer.validated_data['amount'],
reference_id=serializer.validated_data['reference_id'],
transaction_type=Transaction.DEPOSIT)
serializer = TransactionSerializer(transaction_object)
return Response({
"status": "success",
"data": {
'deposit': serializer.data
}
})
return Response({"status": "failed", "errors": serializer.errors})
def get(self, request):
t = Transaction.objects.all()
if request.GET.get('fromAddress'):
t = t.filter(from_address__iexact=request.GET.get('fromAddress'))
if request.GET.get('toAddress'):
t = t.filter(to_address__iexact=request.GET.get('toAddress'))
if request.GET.get('fromDate'):
t = t.filter(timestamp__gte=request.GET.get('fromDate'))
if request.GET.get('toDate'):
t = t.filter(timestamp__lt=request.GET.get('toDate'))
serializer = TransactionSerializer(t, many=True)
return Response(serializer.data)
def get(self, request, user_id):
current_user = User.objects.get(id=user_id)
user = None
user = self.check_admin(user_id)
txn = None
if user is not None:
txn = Transaction.objects.all()
else:
txn = Transaction.objects.filter(
(Q(from_user__user=current_user, to_user__user=current_user)
| Q(to_user__user=current_user)
| Q(from_user__user=current_user)))
if txn is not None:
serializer = TransactionSerializer(
txn, many=True if isinstance(txn, QuerySet) else False)
return Response(serializer.data)
return Response(data=json.dumps({'error': 'User Not found'}),
status=status.HTTP_404_NOT_FOUND)
def get(self, request, *args, **kwargs):
owner = request.GET.get('owner')
transactions = Transaction.objects.filter(owner=owner)
serializer = TransactionSerializer(transactions, many=True)
# print(serializer.data)
return Response(serializer.data)
def post(self, request, user_id):
current_user = User.objects.get(id=user_id)
form_data = request.data.dict()
print current_user, form_data, ">>>>>>>>>>>>>>>>>>>>>"
if 'type' not in form_data:
print 'Transaction type not specified'
return Response(data=json.dumps(
{'error': 'Transaction type not specified'}),
status=status.HTTP_400_BAD_REQUEST)
elif form_data.get('type') not in [
'unload', 'transfer', 'load', 'pay'
]:
print 'Transaction type inappropriate'
return Response(data=json.dumps(
{'error': 'Transaction type inappropriate'}),
status=status.HTTP_400_BAD_REQUEST)
if form_data.get('type') == 'unload':
print ">>>>>>>>>>>>>>>>??????????????"
biller = self.check_biller(current_user.id)
print ">>>>>>>>>>>>>>>>??????????????", biller
if biller is not None and biller.biller.wallet > 0.0:
mywallet = Mywallet.objects.filter(
user__is_superuser=True).first()
commission = biller.commission * float(
form_data.get('amount', 0.0))
mywallet.wallet -= float(form_data.get('amount', 0.0))
biller.unloaded_amount += float(form_data.get(
'amount', 0.0)) - commission
biller.save()
print mywallet.wallet, "::::::::"
print ".............", commission
mywallet_user = Mywallet.objects.get(user__id=current_user.id)
print mywallet, mywallet_user
mywallet.wallet += commission
mywallet.save()
txn = Transaction.objects.create(
from_user=mywallet_user,
to_user=mywallet_user,
amount=float(form_data.get('amount', 0.0)),
note=form_data.get('note', ''))
serializer = TransactionSerializer(txn)
return Response(serializer.data)
elif form_data.get('type') == 'transfer':
print ">>>>>>>>>>>>>>>>LLLLLLL"
from_customer = self.check_customer(current_user.id)
print ">>>>>>>>>>>>>>>>LLLLLLL", from_customer
if from_customer.check_password(form_data.get('password')):
to_customer = self.check_customer(int(form_data('to_id')))
if to_customer is not None and from_customer is not None and from_customer.customer.wallet > 0.0:
from_customer.customer.wallet -= float(
form_data.get('amount', 0))
commission = .01 * float(form_data.get('amount', 0))
to_customer.customer.wallet += float(
form_data.get('amount', 0)) - commission
to_customer.save()
from_customer.save()
mywallet = Mywallet.objects.filter(
user__is_superuser=True).first()
mywallet.wallet += commission
mywallet.save()
txn = Transaction.objects.create(
from_user=Mywallet.objects.get(
user__id=current_user.id),
to_user=Mywallet.objects.get(
user__id=int(form_data.get('to_id'))),
amount=float(form_data.get('amount', 0)),
note=form_data.get('note', ''))
serializer = TransactionSerializer(txn)
return Response(serializer.data)
elif form_data.get('type') == 'pay':
print ">>>>>>>>>>>>>>>>MMMMMMMM"
customer = self.check_customer(current_user.id)
print ">>>>>>>>>>>>>>>>MMMMMMMM", customer
biller = self.check_biller(int(form_data.get('biller_id')))
if customer is not None and customer.customer.wallet > 0.0:
customer.customer.wallet -= float(form_data.get('amount', 0.0))
biller.biller.wallet += float(form_data.get('amount', 0))
customer.save()
biller.save()
txn = Transaction.objects.create(
from_user=Mywallet.objects.get(
user__id=customer.customer.user.id),
to_user=Mywallet.objects.get(
user__id=biller.biller.user.id),
amount=float(form_data.get('amount', 0)),
note=form_data.get('note', ''))
serializer = TransactionSerializer(txn)
return Response(serializer.data)
elif form_data.get('type') == 'load':
print ">>>>>>>>>>>>>>>>PPPPPP"
customer = self.check_customer(current_user.id)
print ">>>>>>>>>>>>>>>>MMMMMMMM", customer
if customer is not None:
mywallet_user = Mywallet.objects.get(user__id=current_user.id)
mywallet_user.wallet += float(form_data.get('amount', 0.0))
mywallet_user.save()
txn = Transaction.objects.create(
from_user=mywallet_user,
to_user=mywallet_user,
amount=float(form_data.get('amount', 0.0)),
note=form_data.get('note', ''))
print txn.amount
serializer = TransactionSerializer(txn)
return Response(serializer.data)
print "XXXXXXXXXXxxx"
return Response(data=json.dumps({'error': 'Unauthorized'}),
status=status.HTTP_404_UNAUTHORIZED)
def create_transaction(*,
paymentID=None,
borrower=None,
borrowRequestSlug=None):
try:
payment = Payment.find(paymentID)
except ResourceNotFound:
return False, "Wrong PayPal Payment code. Payment not found."
except ServerError:
# Save to another model for later attempting.
failed_transaction = TransactionFailedToCreate(
borrower=borrower, paypal_payment_id=paymentID)
failed_transaction.save()
return False, "Internal Server Error on PayPal's behalf."
payment_details = payment.to_dict()
if not payment_details['transactions']:
# raise ValueError("PayPal error: No transaction found.")
return False, "Paypal error: No transaction found"
if not payment_details['transactions'][0]['item_list']['items']:
return False, "PayPal error: No items found as part of that transaction."
item_details = payment_details['transactions'][0]['item_list']['items'][0]
item_id = item_details['sku']
try:
item = Item.objects.get(id=item_id)
except Item.DoesNotExist:
return False, "Item not found"
try:
borrower = User.objects.get(pk=borrower.id)
except:
return False, "Borrower not found"
try:
custom_field = payment_details['transactions'][0]['custom']
try:
paypal_payee_id, start_date, end_date, request_slug = custom_field.split(
',')
start_date = parse_datetime(start_date)
end_date = parse_datetime(end_date)
except:
return False, "Paypal Custom Field if not of format User,Start,End,RequestSlug."
try:
paypal_payee = User.objects.get(pk=paypal_payee_id)
except:
return False, "Paypal payee id not found."
if not paypal_payee == borrower:
# print('borrower is not person who paid for paypal transaction')
return False, "User is not payer in paypal transaction"
except:
# print("paypal payee id not found. Check for 'custom' field in transaction")
return False, "Custom Field not working."
try:
borrow_request = BorrowRequest.objects.get(slug=request_slug)
except BorrowRequest.DoesNotExist:
return False, 'Borrow Request not found'
try:
transaction = Transaction.objects.get(payment_id=paymentID)
return False, 'Transaction already exists'
except Transaction.DoesNotExist:
borrow_request.paid = True
borrow_request.save()
transaction = Transaction(
lender=item.user,
borrower=borrower,
item=item,
payment_id=payment.id,
date_used_start=start_date,
date_used_end=end_date,
days_borrowed=item_details['quantity'],
total_price=payment_details['transactions'][0]['amount']['total'],
borrow_request=borrow_request)
transaction.save()
serializer = TransactionSerializer(transaction)
send_fcm_message(recipient=borrow_request.lender,
title="Payment Received!",
body="%s has paid for %s" %
(borrow_request.borrower.username, item.title),
tag="REQUEST UPDATE")
send_request_paid_email(recipient=item.user,
sender=borrower,
item_name=item.title)
return True, serializer.data
def get(self, request):
transactions = request.user.transactions_as_borrower.all().order_by(
'-date_created')
serializer = TransactionSerializer(transactions, many=True)
return Response({'items_borrowed': serializer.data},
status=status.HTTP_200_OK)
