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xmrauctions/sales/views.py

67 lines
2.3 KiB
Python

from io import BytesIO
from base64 import b64encode
from qrcode import make as qrcode_make
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from django.shortcuts import render, HttpResponseRedirect, reverse
from django.contrib.auth.decorators import login_required
from django.contrib import messages
from core.models import UserShippingAddress
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from bids.models import ItemBid
from sales.models import ItemSale
@login_required
def get_sale(request, bid_id):
bid = ItemBid.objects.get(id=bid_id)
sale = ItemSale.objects.get(bid=bid)
qr_uri = 'monero:{}?tx_amount={}&tx_description="xmrauctions_sale_{}"'.format(
sale.escrow_address, sale.expected_payment_xmr, sale.id
)
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# Do not proceed unless current user is a buyer or seller
if request.user != bid.bidder and request.user != sale.item.owner:
messages.error(request, "You can't view a sale you are not involved in.")
return HttpResponseRedirect(reverse('home'))
_address_qr = BytesIO()
address_qr = qrcode_make(qr_uri).save(_address_qr)
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context = {
'sale': sale,
'qrcode': b64encode(_address_qr.getvalue()).decode(),
'shipping_address': UserShippingAddress.objects.filter(
user=bid.bidder
).first()
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}
return render(request, 'sales/get_sale.html', context)
@login_required
def confirm_shipment(request, sale_id):
sale = ItemSale.objects.get(id=sale_id)
# Only proceed if current user is the seller
if request.user == sale.item.owner:
sale.item_shipped = True
sale.save()
messages.success(request, "Package sent, buyer notified!")
return HttpResponseRedirect(reverse('get_sale', args=[sale.bid.id]))
else:
messages.error(request, "You can't confirm a package shipment for an item you don't own.")
return HttpResponseRedirect(reverse('home'))
@login_required
def confirm_receipt(request, sale_id):
sale = ItemSale.objects.get(id=sale_id)
# Do not proceed unless current user is the buyer
if request.user == sale.bid.bidder:
sale.item_received = True
sale.save()
messages.success(request, "Item received!")
return HttpResponseRedirect(reverse('get_sale', args=[sale.bid.id]))
else:
messages.error(request, "You can't confirm receipt of an item you didn't purchase.")
return HttpResponseRedirect(reverse('home'))