forked from uncloud/uncloud
Merge branch 'master' into stripe-js
This commit is contained in:
commit
f2a797874a
260 changed files with 12754 additions and 424 deletions
0
uncloud_django_based/uncloud/uncloud_pay/__init__.py
Normal file
0
uncloud_django_based/uncloud/uncloud_pay/__init__.py
Normal file
3
uncloud_django_based/uncloud/uncloud_pay/admin.py
Normal file
3
uncloud_django_based/uncloud/uncloud_pay/admin.py
Normal file
|
|
@ -0,0 +1,3 @@
|
|||
from django.contrib import admin
|
||||
|
||||
# Register your models here.
|
||||
5
uncloud_django_based/uncloud/uncloud_pay/apps.py
Normal file
5
uncloud_django_based/uncloud/uncloud_pay/apps.py
Normal file
|
|
@ -0,0 +1,5 @@
|
|||
from django.apps import AppConfig
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||||
|
||||
|
||||
class UncloudPayConfig(AppConfig):
|
||||
name = 'uncloud_pay'
|
||||
26
uncloud_django_based/uncloud/uncloud_pay/helpers.py
Normal file
26
uncloud_django_based/uncloud/uncloud_pay/helpers.py
Normal file
|
|
@ -0,0 +1,26 @@
|
|||
from functools import reduce
|
||||
from datetime import datetime
|
||||
from rest_framework import mixins
|
||||
from rest_framework.viewsets import GenericViewSet
|
||||
from django.utils import timezone
|
||||
from calendar import monthrange
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||||
|
||||
def beginning_of_month(year, month):
|
||||
tz = timezone.get_current_timezone()
|
||||
return datetime(year=year, month=month, day=1, tzinfo=tz)
|
||||
|
||||
def end_of_month(year, month):
|
||||
(_, days) = monthrange(year, month)
|
||||
tz = timezone.get_current_timezone()
|
||||
return datetime(year=year, month=month, day=days,
|
||||
hour=23, minute=59, second=59, tzinfo=tz)
|
||||
|
||||
class ProductViewSet(mixins.CreateModelMixin,
|
||||
mixins.RetrieveModelMixin,
|
||||
mixins.ListModelMixin,
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||||
GenericViewSet):
|
||||
"""
|
||||
A customer-facing viewset that provides default `create()`, `retrieve()`
|
||||
and `list()`.
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||||
"""
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||||
pass
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||||
|
|
@ -0,0 +1,31 @@
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|||
from django.core.management.base import BaseCommand
|
||||
from uncloud_auth.models import User
|
||||
from uncloud_pay.models import Order, Bill, PaymentMethod, get_balance_for
|
||||
|
||||
from datetime import timedelta
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||||
from django.utils import timezone
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||||
|
||||
class Command(BaseCommand):
|
||||
help = 'Generate bills and charge customers if necessary.'
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||||
|
||||
def add_arguments(self, parser):
|
||||
pass
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||||
|
||||
def handle(self, *args, **options):
|
||||
users = User.objects.all()
|
||||
print("Processing {} users.".format(users.count()))
|
||||
for user in users:
|
||||
balance = get_balance_for(user)
|
||||
if balance < 0:
|
||||
print("User {} has negative balance ({}), charging.".format(user.username, balance))
|
||||
payment_method = PaymentMethod.get_primary_for(user)
|
||||
if payment_method != None:
|
||||
amount_to_be_charged = abs(balance)
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||||
charge_ok = payment_method.charge(amount_to_be_charged)
|
||||
if not charge_ok:
|
||||
print("ERR: charging {} with method {} failed"
|
||||
.format(user.username, payment_method.uuid)
|
||||
)
|
||||
else:
|
||||
print("ERR: no payment method registered for {}".format(user.username))
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||||
print("=> Done.")
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||||
|
|
@ -0,0 +1,35 @@
|
|||
import logging
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||||
|
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from django.core.management.base import BaseCommand
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||||
from uncloud_auth.models import User
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from uncloud_pay.models import Order, Bill
|
||||
from django.core.exceptions import ObjectDoesNotExist
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|
||||
from datetime import timedelta, date
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from django.utils import timezone
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||||
from uncloud_pay.models import Bill
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||||
|
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logger = logging.getLogger(__name__)
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|
||||
class Command(BaseCommand):
|
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help = 'Generate bills and charge customers if necessary.'
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||||
|
||||
def add_arguments(self, parser):
|
||||
pass
|
||||
|
||||
# TODO: use logger.*
|
||||
def handle(self, *args, **options):
|
||||
# Iterate over all 'active' users.
|
||||
# TODO: filter out inactive users.
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||||
users = User.objects.all()
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print("Processing {} users.".format(users.count()))
|
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|
||||
for user in users:
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||||
now = timezone.now()
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Bill.generate_for(
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||||
year=now.year,
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||||
month=now.month,
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||||
user=user)
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||||
|
||||
# We're done for this round :-)
|
||||
print("=> Done.")
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||||
|
|
@ -0,0 +1,23 @@
|
|||
from django.core.management.base import BaseCommand
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||||
from uncloud_auth.models import User
|
||||
from uncloud_pay.models import Bill
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||||
|
||||
from datetime import timedelta
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||||
from django.utils import timezone
|
||||
|
||||
class Command(BaseCommand):
|
||||
help = 'Take action on overdue bills.'
|
||||
|
||||
def add_arguments(self, parser):
|
||||
pass
|
||||
|
||||
def handle(self, *args, **options):
|
||||
users = User.objects.all()
|
||||
print("Processing {} users.".format(users.count()))
|
||||
for user in users:
|
||||
for bill in Bill.get_overdue_for(user):
|
||||
print("/!\ Overdue bill for {}, {} with amount {}"
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||||
.format(user.username, bill.uuid, bill.amount))
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||||
# TODO: take action?
|
||||
|
||||
print("=> Done.")
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||||
|
|
@ -0,0 +1,85 @@
|
|||
# Generated by Django 3.0.3 on 2020-03-05 10:17
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||||
|
||||
from django.conf import settings
|
||||
import django.core.validators
|
||||
from django.db import migrations, models
|
||||
import django.db.models.deletion
|
||||
import uuid
|
||||
|
||||
|
||||
class Migration(migrations.Migration):
|
||||
|
||||
initial = True
|
||||
|
||||
dependencies = [
|
||||
migrations.swappable_dependency(settings.AUTH_USER_MODEL),
|
||||
('uncloud_auth', '0001_initial'),
|
||||
]
|
||||
|
||||
operations = [
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||||
migrations.CreateModel(
|
||||
name='Bill',
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||||
fields=[
|
||||
('uuid', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)),
|
||||
('creation_date', models.DateTimeField(auto_now_add=True)),
|
||||
('starting_date', models.DateTimeField()),
|
||||
('ending_date', models.DateTimeField()),
|
||||
('due_date', models.DateField()),
|
||||
('valid', models.BooleanField(default=True)),
|
||||
('owner', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
|
||||
],
|
||||
),
|
||||
migrations.CreateModel(
|
||||
name='Order',
|
||||
fields=[
|
||||
('uuid', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)),
|
||||
('creation_date', models.DateTimeField(auto_now_add=True)),
|
||||
('starting_date', models.DateTimeField(auto_now_add=True)),
|
||||
('ending_date', models.DateTimeField(blank=True, null=True)),
|
||||
('recurring_period', models.CharField(choices=[('ONCE', 'Onetime'), ('YEAR', 'Per Year'), ('MONTH', 'Per Month'), ('MINUTE', 'Per Minute'), ('DAY', 'Per Day'), ('HOUR', 'Per Hour'), ('SECOND', 'Per Second')], default='MONTH', max_length=32)),
|
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('bill', models.ManyToManyField(blank=True, editable=False, to='uncloud_pay.Bill')),
|
||||
('owner', models.ForeignKey(editable=False, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
|
||||
],
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||||
),
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migrations.CreateModel(
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name='StripeCustomer',
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fields=[
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('owner', models.OneToOneField(on_delete=django.db.models.deletion.CASCADE, primary_key=True, serialize=False, to=settings.AUTH_USER_MODEL)),
|
||||
('stripe_id', models.CharField(max_length=32)),
|
||||
],
|
||||
),
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||||
migrations.CreateModel(
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||||
name='Payment',
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||||
fields=[
|
||||
('uuid', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)),
|
||||
('amount', models.DecimalField(decimal_places=2, default=0.0, max_digits=10, validators=[django.core.validators.MinValueValidator(0)])),
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||||
('source', models.CharField(choices=[('wire', 'Wire Transfer'), ('stripe', 'Stripe'), ('voucher', 'Voucher'), ('referral', 'Referral'), ('unknown', 'Unknown')], default='unknown', max_length=256)),
|
||||
('timestamp', models.DateTimeField(auto_now_add=True)),
|
||||
('owner', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
|
||||
],
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||||
),
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||||
migrations.CreateModel(
|
||||
name='OrderRecord',
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||||
fields=[
|
||||
('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
|
||||
('one_time_price', models.DecimalField(decimal_places=2, default=0.0, max_digits=10, validators=[django.core.validators.MinValueValidator(0)])),
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||||
('recurring_price', models.DecimalField(decimal_places=2, default=0.0, max_digits=10, validators=[django.core.validators.MinValueValidator(0)])),
|
||||
('description', models.TextField()),
|
||||
('order', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='uncloud_pay.Order')),
|
||||
],
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||||
),
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||||
migrations.CreateModel(
|
||||
name='PaymentMethod',
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||||
fields=[
|
||||
('uuid', models.UUIDField(default=uuid.uuid4, editable=False, primary_key=True, serialize=False)),
|
||||
('source', models.CharField(choices=[('stripe', 'Stripe'), ('unknown', 'Unknown')], default='stripe', max_length=256)),
|
||||
('description', models.TextField()),
|
||||
('primary', models.BooleanField(default=True)),
|
||||
('stripe_card_id', models.CharField(blank=True, max_length=32, null=True)),
|
||||
('owner', models.ForeignKey(editable=False, on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
|
||||
],
|
||||
options={
|
||||
'unique_together': {('owner', 'primary')},
|
||||
},
|
||||
),
|
||||
]
|
||||
|
|
@ -0,0 +1,27 @@
|
|||
# Generated by Django 3.0.3 on 2020-03-05 15:24
|
||||
|
||||
from django.db import migrations, models
|
||||
|
||||
|
||||
class Migration(migrations.Migration):
|
||||
|
||||
dependencies = [
|
||||
('uncloud_pay', '0001_initial'),
|
||||
]
|
||||
|
||||
operations = [
|
||||
migrations.RenameField(
|
||||
model_name='paymentmethod',
|
||||
old_name='stripe_card_id',
|
||||
new_name='stripe_payment_method_id',
|
||||
),
|
||||
migrations.AddField(
|
||||
model_name='paymentmethod',
|
||||
name='stripe_setup_intent_id',
|
||||
field=models.CharField(blank=True, max_length=32, null=True),
|
||||
),
|
||||
migrations.AlterUniqueTogether(
|
||||
name='paymentmethod',
|
||||
unique_together=set(),
|
||||
),
|
||||
]
|
||||
476
uncloud_django_based/uncloud/uncloud_pay/models.py
Normal file
476
uncloud_django_based/uncloud/uncloud_pay/models.py
Normal file
|
|
@ -0,0 +1,476 @@
|
|||
from django.db import models
|
||||
from django.db.models import Q
|
||||
from django.contrib.auth import get_user_model
|
||||
from django.core.validators import MinValueValidator
|
||||
from django.utils.translation import gettext_lazy as _
|
||||
from django.utils import timezone
|
||||
from django.dispatch import receiver
|
||||
from django.core.exceptions import ObjectDoesNotExist
|
||||
import django.db.models.signals as signals
|
||||
|
||||
import uuid
|
||||
from functools import reduce
|
||||
from math import ceil
|
||||
from datetime import timedelta
|
||||
from calendar import monthrange
|
||||
|
||||
from decimal import Decimal
|
||||
|
||||
import uncloud_pay.stripe
|
||||
from uncloud_pay.helpers import beginning_of_month, end_of_month
|
||||
from uncloud import AMOUNT_DECIMALS, AMOUNT_MAX_DIGITS
|
||||
from uncloud.models import UncloudModel, UncloudStatus
|
||||
|
||||
|
||||
# Used to generate bill due dates.
|
||||
BILL_PAYMENT_DELAY=timedelta(days=10)
|
||||
|
||||
# See https://docs.djangoproject.com/en/dev/ref/models/fields/#field-choices-enum-types
|
||||
class RecurringPeriod(models.TextChoices):
|
||||
ONE_TIME = 'ONCE', _('Onetime')
|
||||
PER_YEAR = 'YEAR', _('Per Year')
|
||||
PER_MONTH = 'MONTH', _('Per Month')
|
||||
PER_MINUTE = 'MINUTE', _('Per Minute')
|
||||
PER_DAY = 'DAY', _('Per Day')
|
||||
PER_HOUR = 'HOUR', _('Per Hour')
|
||||
PER_SECOND = 'SECOND', _('Per Second')
|
||||
|
||||
|
||||
|
||||
def get_balance_for_user(user):
|
||||
bills = reduce(
|
||||
lambda acc, entry: acc + entry.total,
|
||||
Bill.objects.filter(owner=user),
|
||||
0)
|
||||
payments = reduce(
|
||||
lambda acc, entry: acc + entry.amount,
|
||||
Payment.objects.filter(owner=user),
|
||||
0)
|
||||
return payments - bills
|
||||
|
||||
class StripeCustomer(models.Model):
|
||||
owner = models.OneToOneField( get_user_model(),
|
||||
primary_key=True,
|
||||
on_delete=models.CASCADE)
|
||||
stripe_id = models.CharField(max_length=32)
|
||||
|
||||
###
|
||||
# Payments and Payment Methods.
|
||||
|
||||
class Payment(models.Model):
|
||||
uuid = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
|
||||
|
||||
owner = models.ForeignKey(get_user_model(),
|
||||
on_delete=models.CASCADE)
|
||||
|
||||
amount = models.DecimalField(
|
||||
default=0.0,
|
||||
max_digits=AMOUNT_MAX_DIGITS,
|
||||
decimal_places=AMOUNT_DECIMALS,
|
||||
validators=[MinValueValidator(0)])
|
||||
|
||||
source = models.CharField(max_length=256,
|
||||
choices = (
|
||||
('wire', 'Wire Transfer'),
|
||||
('stripe', 'Stripe'),
|
||||
('voucher', 'Voucher'),
|
||||
('referral', 'Referral'),
|
||||
('unknown', 'Unknown')
|
||||
),
|
||||
default='unknown')
|
||||
timestamp = models.DateTimeField(editable=False, auto_now_add=True)
|
||||
|
||||
# WIP prepaid and service activation logic by fnux.
|
||||
## We override save() in order to active products awaiting payment.
|
||||
#def save(self, *args, **kwargs):
|
||||
# # TODO: only run activation logic on creation, not on update.
|
||||
# unpaid_bills_before_payment = Bill.get_unpaid_for(self.owner)
|
||||
# super(Payment, self).save(*args, **kwargs) # Save payment in DB.
|
||||
# unpaid_bills_after_payment = Bill.get_unpaid_for(self.owner)
|
||||
|
||||
# newly_paid_bills = list(
|
||||
# set(unpaid_bills_before_payment) - set(unpaid_bills_after_payment))
|
||||
# for bill in newly_paid_bills:
|
||||
# bill.activate_orders()
|
||||
|
||||
|
||||
class PaymentMethod(models.Model):
|
||||
uuid = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
|
||||
owner = models.ForeignKey(get_user_model(),
|
||||
on_delete=models.CASCADE,
|
||||
editable=False)
|
||||
source = models.CharField(max_length=256,
|
||||
choices = (
|
||||
('stripe', 'Stripe'),
|
||||
('unknown', 'Unknown'),
|
||||
),
|
||||
default='stripe')
|
||||
description = models.TextField()
|
||||
primary = models.BooleanField(default=True)
|
||||
|
||||
# Only used for "Stripe" source
|
||||
stripe_payment_method_id = models.CharField(max_length=32, blank=True, null=True)
|
||||
stripe_setup_intent_id = models.CharField(max_length=32, blank=True, null=True)
|
||||
|
||||
@property
|
||||
def stripe_card_last4(self):
|
||||
if self.source == 'stripe' and self.active:
|
||||
payment_method = uncloud_pay.stripe.get_payment_method(
|
||||
self.stripe_payment_method_id)
|
||||
return payment_method.card.last4
|
||||
else:
|
||||
return None
|
||||
|
||||
@property
|
||||
def active(self):
|
||||
if self.source == 'stripe' and self.stripe_payment_method_id != None:
|
||||
return True
|
||||
else:
|
||||
return False
|
||||
|
||||
def charge(self, amount):
|
||||
if not self.active:
|
||||
raise Exception('This payment method is inactive.')
|
||||
|
||||
if amount < 0: # Make sure we don't charge negative amount by errors...
|
||||
raise Exception('Cannot charge negative amount.')
|
||||
|
||||
if self.source == 'stripe':
|
||||
stripe_customer = StripeCustomer.objects.get(owner=self.owner).stripe_id
|
||||
stripe_payment = uncloud_pay.stripe.charge_customer(
|
||||
amount, stripe_customer, self.stripe_payment_method_id)
|
||||
if 'paid' in stripe_payment and stripe_payment['paid'] == False:
|
||||
raise Exception(stripe_payment['error'])
|
||||
else:
|
||||
payment = Payment.objects.create(
|
||||
owner=self.owner, source=self.source, amount=amount)
|
||||
|
||||
return payment
|
||||
else:
|
||||
raise Exception('This payment method is unsupported/cannot be charged.')
|
||||
|
||||
|
||||
def get_primary_for(user):
|
||||
methods = PaymentMethod.objects.filter(owner=user)
|
||||
for method in methods:
|
||||
# Do we want to do something with non-primary method?
|
||||
if method.active and method.primary:
|
||||
return method
|
||||
|
||||
return None
|
||||
|
||||
class Meta:
|
||||
# TODO: limit to one primary method per user.
|
||||
# unique_together is no good since it won't allow more than one
|
||||
# non-primary method.
|
||||
pass
|
||||
|
||||
###
|
||||
# Bills.
|
||||
|
||||
class Bill(models.Model):
|
||||
uuid = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
|
||||
owner = models.ForeignKey(get_user_model(),
|
||||
on_delete=models.CASCADE)
|
||||
|
||||
creation_date = models.DateTimeField(auto_now_add=True)
|
||||
starting_date = models.DateTimeField()
|
||||
ending_date = models.DateTimeField()
|
||||
due_date = models.DateField()
|
||||
|
||||
valid = models.BooleanField(default=True)
|
||||
|
||||
@property
|
||||
def reference(self):
|
||||
return "{}-{}".format(
|
||||
self.owner.username,
|
||||
self.creation_date.strftime("%Y-%m-%d-%H%M"))
|
||||
|
||||
@property
|
||||
def records(self):
|
||||
bill_records = []
|
||||
orders = Order.objects.filter(bill=self)
|
||||
for order in orders:
|
||||
for order_record in order.records:
|
||||
bill_record = BillRecord(self, order_record)
|
||||
bill_records.append(bill_record)
|
||||
|
||||
return bill_records
|
||||
|
||||
@property
|
||||
def total(self):
|
||||
return reduce(lambda acc, record: acc + record.amount, self.records, 0)
|
||||
|
||||
@property
|
||||
def final(self):
|
||||
# A bill is final when its ending date is passed.
|
||||
return self.ending_date < timezone.now()
|
||||
|
||||
@staticmethod
|
||||
def generate_for(year, month, user):
|
||||
# /!\ We exclusively work on the specified year and month.
|
||||
|
||||
# Default values for next bill (if any). Only saved at the end of
|
||||
# this method, if relevant.
|
||||
next_bill = Bill(owner=user,
|
||||
starting_date=beginning_of_month(year, month),
|
||||
ending_date=end_of_month(year, month),
|
||||
creation_date=timezone.now(),
|
||||
due_date=timezone.now() + BILL_PAYMENT_DELAY)
|
||||
|
||||
# Select all orders active on the request period.
|
||||
orders = Order.objects.filter(
|
||||
Q(ending_date__gt=next_bill.starting_date) | Q(ending_date__isnull=True),
|
||||
owner=user)
|
||||
|
||||
# Check if there is already a bill covering the order and period pair:
|
||||
# * Get latest bill by ending_date: previous_bill.ending_date
|
||||
# * If previous_bill.ending_date is before next_bill.ending_date, a new
|
||||
# bill has to be generated.
|
||||
unpaid_orders = []
|
||||
for order in orders:
|
||||
try:
|
||||
previous_bill = order.bill.latest('ending_date')
|
||||
except ObjectDoesNotExist:
|
||||
previous_bill = None
|
||||
|
||||
if previous_bill == None or previous_bill.ending_date < next_bill.ending_date:
|
||||
unpaid_orders.append(order)
|
||||
|
||||
# Commit next_bill if it there are 'unpaid' orders.
|
||||
if len(unpaid_orders) > 0:
|
||||
next_bill.save()
|
||||
|
||||
# It is not possible to register many-to-many relationship before
|
||||
# the two end-objects are saved in database.
|
||||
for order in unpaid_orders:
|
||||
order.bill.add(next_bill)
|
||||
|
||||
# TODO: use logger.
|
||||
print("Generated bill {} (amount: {}) for user {}."
|
||||
.format(next_bill.uuid, next_bill.total, user))
|
||||
|
||||
return next_bill
|
||||
|
||||
# Return None if no bill was created.
|
||||
return None
|
||||
|
||||
@staticmethod
|
||||
def get_unpaid_for(user):
|
||||
balance = get_balance_for(user)
|
||||
unpaid_bills = []
|
||||
# No unpaid bill if balance is positive.
|
||||
if balance >= 0:
|
||||
return []
|
||||
else:
|
||||
bills = Bill.objects.filter(
|
||||
owner=user,
|
||||
due_date__lt=timezone.now()
|
||||
).order_by('-creation_date')
|
||||
|
||||
# Amount to be paid by the customer.
|
||||
unpaid_balance = abs(balance)
|
||||
for bill in bills:
|
||||
if unpaid_balance < 0:
|
||||
break
|
||||
|
||||
unpaid_balance -= bill.amount
|
||||
unpaid_bills.append(bill)
|
||||
|
||||
return unpaid_bills
|
||||
|
||||
@staticmethod
|
||||
def get_overdue_for(user):
|
||||
unpaid_bills = Bill.get_unpaid_for(user)
|
||||
return list(filter(lambda bill: bill.due_date > timezone.now(), unpaid_bills))
|
||||
|
||||
class BillRecord():
|
||||
"""
|
||||
Entry of a bill, dynamically generated from order records.
|
||||
"""
|
||||
|
||||
def __init__(self, bill, order_record):
|
||||
self.bill = bill
|
||||
self.order = order_record.order
|
||||
self.recurring_price = order_record.recurring_price
|
||||
self.recurring_period = order_record.recurring_period
|
||||
self.description = order_record.description
|
||||
|
||||
if self.order.starting_date > self.bill.starting_date:
|
||||
self.one_time_price = order_record.one_time_price
|
||||
else:
|
||||
self.one_time_price = 0
|
||||
|
||||
@property
|
||||
def recurring_count(self):
|
||||
# Compute billing delta.
|
||||
billed_until = self.bill.ending_date
|
||||
if self.order.ending_date != None and self.order.ending_date < self.order.ending_date:
|
||||
billed_until = self.order.ending_date
|
||||
|
||||
billed_from = self.bill.starting_date
|
||||
if self.order.starting_date > self.bill.starting_date:
|
||||
billed_from = self.order.starting_date
|
||||
|
||||
if billed_from > billed_until:
|
||||
# TODO: think about and check edges cases. This should not be
|
||||
# possible.
|
||||
raise Exception('Impossible billing delta!')
|
||||
|
||||
billed_delta = billed_until - billed_from
|
||||
|
||||
# TODO: refactor this thing?
|
||||
# TODO: weekly
|
||||
# TODO: yearly
|
||||
if self.recurring_period == RecurringPeriod.PER_MONTH:
|
||||
days = ceil(billed_delta / timedelta(days=1))
|
||||
|
||||
# XXX: we assume monthly bills for now.
|
||||
if (self.bill.starting_date.year != self.bill.starting_date.year or
|
||||
self.bill.starting_date.month != self.bill.ending_date.month):
|
||||
raise Exception('Bill {} covers more than one month. Cannot bill PER_MONTH.'.
|
||||
format(self.bill.uuid))
|
||||
|
||||
# XXX: minumal length of monthly order is to be enforced somewhere else.
|
||||
(_, days_in_month) = monthrange(
|
||||
self.bill.starting_date.year,
|
||||
self.bill.starting_date.month)
|
||||
return Decimal(days / days_in_month)
|
||||
elif self.recurring_period == RecurringPeriod.PER_DAY:
|
||||
days = ceil(billed_delta / timedelta(days=1))
|
||||
return Decimal(days)
|
||||
elif self.recurring_period == RecurringPeriod.PER_HOUR:
|
||||
hours = ceil(billed_delta / timedelta(hours=1))
|
||||
return Decimal(hours)
|
||||
elif self.recurring_period == RecurringPeriod.PER_SECOND:
|
||||
seconds = ceil(billed_delta / timedelta(seconds=1))
|
||||
return Decimal(seconds)
|
||||
elif self.recurring_period == RecurringPeriod.ONE_TIME:
|
||||
return Decimal(0)
|
||||
else:
|
||||
raise Exception('Unsupported recurring period: {}.'.
|
||||
format(record.recurring_period))
|
||||
|
||||
@property
|
||||
def amount(self):
|
||||
return self.recurring_price * self.recurring_count + self.one_time_price
|
||||
|
||||
###
|
||||
# Orders.
|
||||
|
||||
# Order are assumed IMMUTABLE and used as SOURCE OF TRUST for generating
|
||||
# bills. Do **NOT** mutate then!
|
||||
class Order(models.Model):
|
||||
uuid = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
|
||||
owner = models.ForeignKey(get_user_model(),
|
||||
on_delete=models.CASCADE,
|
||||
editable=False)
|
||||
|
||||
# TODO: enforce ending_date - starting_date to be larger than recurring_period.
|
||||
creation_date = models.DateTimeField(auto_now_add=True)
|
||||
starting_date = models.DateTimeField(auto_now_add=True)
|
||||
ending_date = models.DateTimeField(blank=True,
|
||||
null=True)
|
||||
|
||||
bill = models.ManyToManyField(Bill,
|
||||
editable=False,
|
||||
blank=True)
|
||||
|
||||
recurring_period = models.CharField(max_length=32,
|
||||
choices = RecurringPeriod.choices,
|
||||
default = RecurringPeriod.PER_MONTH)
|
||||
|
||||
@property
|
||||
def records(self):
|
||||
return OrderRecord.objects.filter(order=self)
|
||||
|
||||
@property
|
||||
def one_time_price(self):
|
||||
return reduce(lambda acc, record: acc + record.one_time_price, self.records, 0)
|
||||
|
||||
@property
|
||||
def recurring_price(self):
|
||||
return reduce(lambda acc, record: acc + record.recurring_price, self.records, 0)
|
||||
|
||||
def add_record(self, one_time_price, recurring_price, description):
|
||||
OrderRecord.objects.create(order=self,
|
||||
one_time_price=one_time_price,
|
||||
recurring_price=recurring_price,
|
||||
description=description)
|
||||
|
||||
|
||||
class OrderRecord(models.Model):
|
||||
"""
|
||||
Order records store billing informations for products: the actual product
|
||||
might be mutated and/or moved to another order but we do not want to loose
|
||||
the details of old orders.
|
||||
|
||||
Used as source of trust to dynamically generate bill entries.
|
||||
"""
|
||||
|
||||
order = models.ForeignKey(Order, on_delete=models.CASCADE)
|
||||
one_time_price = models.DecimalField(default=0.0,
|
||||
max_digits=AMOUNT_MAX_DIGITS,
|
||||
decimal_places=AMOUNT_DECIMALS,
|
||||
validators=[MinValueValidator(0)])
|
||||
recurring_price = models.DecimalField(default=0.0,
|
||||
max_digits=AMOUNT_MAX_DIGITS,
|
||||
decimal_places=AMOUNT_DECIMALS,
|
||||
validators=[MinValueValidator(0)])
|
||||
|
||||
description = models.TextField()
|
||||
|
||||
|
||||
@property
|
||||
def recurring_period(self):
|
||||
return self.order.recurring_period
|
||||
|
||||
@property
|
||||
def starting_date(self):
|
||||
return self.order.starting_date
|
||||
|
||||
@property
|
||||
def ending_date(self):
|
||||
return self.order.ending_date
|
||||
|
||||
|
||||
###
|
||||
# Products
|
||||
|
||||
# Abstract (= no database representation) class used as parent for products
|
||||
# (e.g. uncloud_vm.models.VMProduct).
|
||||
class Product(UncloudModel):
|
||||
uuid = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
|
||||
owner = models.ForeignKey(get_user_model(),
|
||||
on_delete=models.CASCADE,
|
||||
editable=False)
|
||||
|
||||
description = ""
|
||||
|
||||
status = models.CharField(max_length=32,
|
||||
choices=UncloudStatus.choices,
|
||||
default=UncloudStatus.PENDING)
|
||||
|
||||
order = models.ForeignKey(Order,
|
||||
on_delete=models.CASCADE,
|
||||
editable=False,
|
||||
null=True)
|
||||
|
||||
@property
|
||||
def recurring_price(self, recurring_period=RecurringPeriod.PER_MONTH):
|
||||
pass # To be implemented in child.
|
||||
|
||||
@property
|
||||
def one_time_price(self):
|
||||
return 0
|
||||
|
||||
@property
|
||||
def recurring_period(self):
|
||||
return self.order.recurring_period
|
||||
|
||||
@staticmethod
|
||||
def allowed_recurring_periods():
|
||||
return RecurringPeriod.choices
|
||||
|
||||
class Meta:
|
||||
abstract = True
|
||||
71
uncloud_django_based/uncloud/uncloud_pay/serializers.py
Normal file
71
uncloud_django_based/uncloud/uncloud_pay/serializers.py
Normal file
|
|
@ -0,0 +1,71 @@
|
|||
from django.contrib.auth import get_user_model
|
||||
from rest_framework import serializers
|
||||
from .models import *
|
||||
|
||||
###
|
||||
# Payments and Payment Methods.
|
||||
|
||||
class PaymentSerializer(serializers.ModelSerializer):
|
||||
class Meta:
|
||||
model = Payment
|
||||
fields = '__all__'
|
||||
|
||||
class PaymentMethodSerializer(serializers.ModelSerializer):
|
||||
stripe_card_last4 = serializers.IntegerField()
|
||||
|
||||
class Meta:
|
||||
model = PaymentMethod
|
||||
fields = ['uuid', 'source', 'description', 'primary', 'stripe_card_last4', 'active']
|
||||
|
||||
class UpdatePaymentMethodSerializer(serializers.ModelSerializer):
|
||||
class Meta:
|
||||
model = PaymentMethod
|
||||
fields = ['description', 'primary']
|
||||
|
||||
class ChargePaymentMethodSerializer(serializers.Serializer):
|
||||
amount = serializers.DecimalField(max_digits=10, decimal_places=2)
|
||||
|
||||
class CreatePaymentMethodSerializer(serializers.ModelSerializer):
|
||||
please_visit = serializers.CharField(read_only=True)
|
||||
class Meta:
|
||||
model = PaymentMethod
|
||||
fields = ['source', 'description', 'primary', 'please_visit']
|
||||
|
||||
###
|
||||
# Orders & Products.
|
||||
|
||||
class OrderRecordSerializer(serializers.ModelSerializer):
|
||||
class Meta:
|
||||
model = OrderRecord
|
||||
fields = ['one_time_price', 'recurring_price', 'description']
|
||||
|
||||
|
||||
class OrderSerializer(serializers.ModelSerializer):
|
||||
records = OrderRecordSerializer(many=True, read_only=True)
|
||||
class Meta:
|
||||
model = Order
|
||||
fields = ['uuid', 'creation_date', 'starting_date', 'ending_date',
|
||||
'bill', 'recurring_period', 'records', 'recurring_price', 'one_time_price']
|
||||
|
||||
|
||||
###
|
||||
# Bills
|
||||
|
||||
# TODO: remove magic numbers for decimal fields
|
||||
class BillRecordSerializer(serializers.Serializer):
|
||||
order = serializers.HyperlinkedRelatedField(
|
||||
view_name='order-detail',
|
||||
read_only=True)
|
||||
description = serializers.CharField()
|
||||
recurring_period = serializers.CharField()
|
||||
recurring_price = serializers.DecimalField(max_digits=10, decimal_places=2)
|
||||
recurring_count = serializers.DecimalField(max_digits=10, decimal_places=2)
|
||||
one_time_price = serializers.DecimalField(max_digits=10, decimal_places=2)
|
||||
amount = serializers.DecimalField(max_digits=10, decimal_places=2)
|
||||
|
||||
class BillSerializer(serializers.ModelSerializer):
|
||||
records = BillRecordSerializer(many=True, read_only=True)
|
||||
class Meta:
|
||||
model = Bill
|
||||
fields = ['reference', 'owner', 'total', 'due_date', 'creation_date',
|
||||
'starting_date', 'ending_date', 'records', 'final']
|
||||
114
uncloud_django_based/uncloud/uncloud_pay/stripe.py
Normal file
114
uncloud_django_based/uncloud/uncloud_pay/stripe.py
Normal file
|
|
@ -0,0 +1,114 @@
|
|||
import stripe
|
||||
import stripe.error
|
||||
import logging
|
||||
|
||||
from django.core.exceptions import ObjectDoesNotExist
|
||||
import uncloud_pay.models
|
||||
|
||||
import uncloud.secrets
|
||||
|
||||
# Static stripe configuration used below.
|
||||
CURRENCY = 'chf'
|
||||
|
||||
# README: We use the Payment Intent API as described on
|
||||
# https://stripe.com/docs/payments/save-and-reuse
|
||||
|
||||
# For internal use only.
|
||||
stripe.api_key = uncloud.secrets.STRIPE_KEY
|
||||
|
||||
# Helper (decorator) used to catch errors raised by stripe logic.
|
||||
# Catch errors that should not be displayed to the end user, raise again.
|
||||
def handle_stripe_error(f):
|
||||
def handle_problems(*args, **kwargs):
|
||||
response = {
|
||||
'paid': False,
|
||||
'response_object': None,
|
||||
'error': None
|
||||
}
|
||||
|
||||
common_message = "Currently it is not possible to make payments. Please try agin later."
|
||||
try:
|
||||
response_object = f(*args, **kwargs)
|
||||
return response_object
|
||||
except stripe.error.CardError as e:
|
||||
# Since it's a decline, stripe.error.CardError will be caught
|
||||
body = e.json_body
|
||||
logging.error(str(e))
|
||||
|
||||
raise e # For error handling.
|
||||
except stripe.error.RateLimitError:
|
||||
logging.error("Too many requests made to the API too quickly.")
|
||||
raise Exception(common_message)
|
||||
except stripe.error.InvalidRequestError as e:
|
||||
logging.error(str(e))
|
||||
raise Exception('Invalid parameters.')
|
||||
except stripe.error.AuthenticationError as e:
|
||||
# Authentication with Stripe's API failed
|
||||
# (maybe you changed API keys recently)
|
||||
logging.error(str(e))
|
||||
raise Exception(common_message)
|
||||
except stripe.error.APIConnectionError as e:
|
||||
logging.error(str(e))
|
||||
raise Exception(common_message)
|
||||
except stripe.error.StripeError as e:
|
||||
# XXX: maybe send email
|
||||
logging.error(str(e))
|
||||
raise Exception(common_message)
|
||||
except Exception as e:
|
||||
# maybe send email
|
||||
logging.error(str(e))
|
||||
raise Exception(common_message)
|
||||
|
||||
return handle_problems
|
||||
|
||||
# Actual Stripe logic.
|
||||
|
||||
def public_api_key():
|
||||
return uncloud.secrets.STRIPE_PUBLIC_KEY
|
||||
|
||||
def get_customer_id_for(user):
|
||||
try:
|
||||
# .get() raise if there is no matching entry.
|
||||
return uncloud_pay.models.StripeCustomer.objects.get(owner=user).stripe_id
|
||||
except ObjectDoesNotExist:
|
||||
# No entry yet - making a new one.
|
||||
try:
|
||||
customer = create_customer(user.username, user.email)
|
||||
uncloud_stripe_mapping = uncloud_pay.models.StripeCustomer.objects.create(
|
||||
owner=user, stripe_id=customer.id)
|
||||
return uncloud_stripe_mapping.stripe_id
|
||||
except Exception as e:
|
||||
return None
|
||||
|
||||
@handle_stripe_error
|
||||
def create_setup_intent(customer_id):
|
||||
return stripe.SetupIntent.create(customer=customer_id)
|
||||
|
||||
@handle_stripe_error
|
||||
def get_setup_intent(setup_intent_id):
|
||||
return stripe.SetupIntent.retrieve(setup_intent_id)
|
||||
|
||||
def get_payment_method(payment_method_id):
|
||||
return stripe.PaymentMethod.retrieve(payment_method_id)
|
||||
|
||||
@handle_stripe_error
|
||||
def charge_customer(amount, customer_id, card_id):
|
||||
# Amount is in CHF but stripes requires smallest possible unit.
|
||||
# https://stripe.com/docs/api/payment_intents/create#create_payment_intent-amount
|
||||
adjusted_amount = int(amount * 100)
|
||||
return stripe.PaymentIntent.create(
|
||||
amount=adjusted_amount,
|
||||
currency=CURRENCY,
|
||||
customer=customer_id,
|
||||
payment_method=card_id,
|
||||
off_session=True,
|
||||
confirm=True,
|
||||
)
|
||||
|
||||
@handle_stripe_error
|
||||
def create_customer(name, email):
|
||||
return stripe.Customer.create(name=name, email=email)
|
||||
|
||||
@handle_stripe_error
|
||||
def get_customer(customer_id):
|
||||
return stripe.Customer.retrieve(customer_id)
|
||||
1128
uncloud_django_based/uncloud/uncloud_pay/templates/bill.html
Normal file
1128
uncloud_django_based/uncloud/uncloud_pay/templates/bill.html
Normal file
File diff suppressed because one or more lines are too long
|
|
@ -0,0 +1,18 @@
|
|||
<!DOCTYPE html>
|
||||
<html>
|
||||
<head>
|
||||
<title>Error</title>
|
||||
<style>
|
||||
#content {
|
||||
width: 400px;
|
||||
margin: auto;
|
||||
}
|
||||
</style>
|
||||
</head>
|
||||
<body>
|
||||
<div id="content">
|
||||
<h1>Error</h1>
|
||||
<p>{{ error }}</p>
|
||||
</div>
|
||||
</body>
|
||||
</html>
|
||||
|
|
@ -0,0 +1,76 @@
|
|||
<!DOCTYPE html>
|
||||
<html>
|
||||
<head>
|
||||
<title>Stripe Card Registration</title>
|
||||
|
||||
<!-- https://stripe.com/docs/js/appendix/viewport_meta_requirements -->
|
||||
<meta name="viewport" content="width=device-width, initial-scale=1" />
|
||||
|
||||
<script src="https://js.stripe.com/v3/"></script>
|
||||
<style>
|
||||
#content {
|
||||
width: 400px;
|
||||
margin: auto;
|
||||
}
|
||||
|
||||
#callback-form {
|
||||
display: none;
|
||||
}
|
||||
</style>
|
||||
</head>
|
||||
<body>
|
||||
<div id="content">
|
||||
<h1>Registering Stripe Credit Card</h1>
|
||||
|
||||
<!-- Stripe form and messages -->
|
||||
<span id="message"></span>
|
||||
<form id="setup-form">
|
||||
<div id="card-element"></div>
|
||||
<button type='button' id="card-button">
|
||||
Save
|
||||
</button>
|
||||
</form>
|
||||
|
||||
<!-- Dirty hack used for callback to API -->
|
||||
<form id="callback-form" action="{{ callback }}" method="post"></form>
|
||||
</div>
|
||||
|
||||
<!-- Enable Stripe from UI elements -->
|
||||
<script>
|
||||
var stripe = Stripe('{{ stripe_pk }}');
|
||||
|
||||
var elements = stripe.elements();
|
||||
var cardElement = elements.create('card');
|
||||
cardElement.mount('#card-element');
|
||||
</script>
|
||||
|
||||
<!-- Handle card submission -->
|
||||
<script>
|
||||
var cardButton = document.getElementById('card-button');
|
||||
var messageContainer = document.getElementById('message');
|
||||
var clientSecret = '{{ client_secret }}';
|
||||
|
||||
cardButton.addEventListener('click', function(ev) {
|
||||
|
||||
stripe.confirmCardSetup(
|
||||
clientSecret,
|
||||
{
|
||||
payment_method: {
|
||||
card: cardElement,
|
||||
billing_details: {
|
||||
},
|
||||
},
|
||||
}
|
||||
).then(function(result) {
|
||||
if (result.error) {
|
||||
var message = document.createTextNode('Error:' + result.error.message);
|
||||
messageContainer.appendChild(message);
|
||||
} else {
|
||||
// Return to API on success.
|
||||
document.getElementById("callback-form").submit();
|
||||
}
|
||||
});
|
||||
});
|
||||
</script>
|
||||
</body>
|
||||
</html>
|
||||
3
uncloud_django_based/uncloud/uncloud_pay/tests.py
Normal file
3
uncloud_django_based/uncloud/uncloud_pay/tests.py
Normal file
|
|
@ -0,0 +1,3 @@
|
|||
from django.test import TestCase
|
||||
|
||||
# Create your tests here.
|
||||
238
uncloud_django_based/uncloud/uncloud_pay/views.py
Normal file
238
uncloud_django_based/uncloud/uncloud_pay/views.py
Normal file
|
|
@ -0,0 +1,238 @@
|
|||
from django.shortcuts import render
|
||||
from django.db import transaction
|
||||
from django.contrib.auth import get_user_model
|
||||
from rest_framework import viewsets, permissions, status, views
|
||||
from rest_framework.renderers import TemplateHTMLRenderer
|
||||
from rest_framework.response import Response
|
||||
from rest_framework.decorators import action
|
||||
from rest_framework.reverse import reverse
|
||||
from rest_framework.decorators import renderer_classes
|
||||
|
||||
import json
|
||||
|
||||
from .models import *
|
||||
from .serializers import *
|
||||
from datetime import datetime
|
||||
import uncloud_pay.stripe as uncloud_stripe
|
||||
|
||||
###
|
||||
# Users.
|
||||
|
||||
class UserViewSet(viewsets.ReadOnlyModelViewSet):
|
||||
serializer_class = UserSerializer
|
||||
permission_classes = [permissions.IsAuthenticated]
|
||||
|
||||
def get_queryset(self):
|
||||
return get_user_model().objects.all()
|
||||
|
||||
###
|
||||
# Payments and Payment Methods.
|
||||
|
||||
class PaymentViewSet(viewsets.ReadOnlyModelViewSet):
|
||||
serializer_class = PaymentSerializer
|
||||
permission_classes = [permissions.IsAuthenticated]
|
||||
|
||||
def get_queryset(self):
|
||||
return Payment.objects.filter(owner=self.request.user)
|
||||
|
||||
class OrderViewSet(viewsets.ReadOnlyModelViewSet):
|
||||
serializer_class = OrderSerializer
|
||||
permission_classes = [permissions.IsAuthenticated]
|
||||
|
||||
def get_queryset(self):
|
||||
return Order.objects.filter(owner=self.request.user)
|
||||
|
||||
class PaymentMethodViewSet(viewsets.ModelViewSet):
|
||||
permission_classes = [permissions.IsAuthenticated]
|
||||
|
||||
def get_serializer_class(self):
|
||||
if self.action == 'create':
|
||||
return CreatePaymentMethodSerializer
|
||||
elif self.action == 'update':
|
||||
return UpdatePaymentMethodSerializer
|
||||
elif self.action == 'charge':
|
||||
return ChargePaymentMethodSerializer
|
||||
else:
|
||||
return PaymentMethodSerializer
|
||||
|
||||
def get_queryset(self):
|
||||
return PaymentMethod.objects.filter(owner=self.request.user)
|
||||
|
||||
# XXX: Handling of errors is far from great down there.
|
||||
@transaction.atomic
|
||||
def create(self, request):
|
||||
serializer = self.get_serializer(data=request.data)
|
||||
serializer.is_valid(raise_exception=True)
|
||||
|
||||
if serializer.validated_data['source'] == "stripe":
|
||||
# Retrieve Stripe customer ID for user.
|
||||
customer_id = uncloud_stripe.get_customer_id_for(request.user)
|
||||
if customer_id == None:
|
||||
return Response(
|
||||
{'error': 'Could not resolve customer stripe ID.'},
|
||||
status=status.HTTP_500_INTERNAL_SERVER_ERROR)
|
||||
|
||||
try:
|
||||
setup_intent = uncloud_stripe.create_setup_intent(customer_id)
|
||||
except Exception as e:
|
||||
return Response({'error': str(e)},
|
||||
status=status.HTTP_500_INTERNAL_SERVER_ERROR)
|
||||
|
||||
payment_method = PaymentMethod.objects.create(
|
||||
owner=request.user,
|
||||
stripe_setup_intent_id=setup_intent.id,
|
||||
**serializer.validated_data)
|
||||
|
||||
# TODO: find a way to use reverse properly:
|
||||
# https://www.django-rest-framework.org/api-guide/reverse/
|
||||
path = "payment-method/{}/register-stripe-cc".format(
|
||||
payment_method.uuid)
|
||||
stripe_registration_url = reverse('api-root', request=request) + path
|
||||
return Response({'please_visit': stripe_registration_url})
|
||||
else:
|
||||
serializer.save(owner=request.user, **serializer.validated_data)
|
||||
return Response(serializer.data)
|
||||
|
||||
@action(detail=True, methods=['post'])
|
||||
def charge(self, request, pk=None):
|
||||
payment_method = self.get_object()
|
||||
serializer = self.get_serializer(data=request.data)
|
||||
serializer.is_valid(raise_exception=True)
|
||||
amount = serializer.validated_data['amount']
|
||||
try:
|
||||
payment = payment_method.charge(amount)
|
||||
output_serializer = PaymentSerializer(payment)
|
||||
return Response(output_serializer.data)
|
||||
except Exception as e:
|
||||
return Response({'error': str(e)}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
|
||||
|
||||
@action(detail=True, methods=['get'], url_path='register-stripe-cc', renderer_classes=[TemplateHTMLRenderer])
|
||||
def register_stripe_cc(self, request, pk=None):
|
||||
payment_method = self.get_object()
|
||||
if payment_method.source != 'stripe':
|
||||
return Response(
|
||||
{'error': 'This is not a Stripe-based payment method.'},
|
||||
template_name='error.html.j2')
|
||||
|
||||
if payment_method.active:
|
||||
return Response(
|
||||
{'error': 'This payment method is already active'},
|
||||
template_name='error.html.j2')
|
||||
|
||||
try:
|
||||
setup_intent = uncloud_stripe.get_setup_intent(
|
||||
payment_method.stripe_setup_intent_id)
|
||||
except Exception as e:
|
||||
return Response(
|
||||
{'error': str(e)},
|
||||
template_name='error.html.j2')
|
||||
|
||||
# TODO: find a way to use reverse properly:
|
||||
# https://www.django-rest-framework.org/api-guide/reverse/
|
||||
callback_path= "payment-method/{}/activate-stripe-cc/".format(
|
||||
payment_method.uuid)
|
||||
callback = reverse('api-root', request=request) + callback_path
|
||||
|
||||
# Render stripe card registration form.
|
||||
template_args = {
|
||||
'client_secret': setup_intent.client_secret,
|
||||
'stripe_pk': uncloud_stripe.public_api_key,
|
||||
'callback': callback
|
||||
}
|
||||
return Response(template_args, template_name='stripe-payment.html.j2')
|
||||
|
||||
@action(detail=True, methods=['post'], url_path='activate-stripe-cc')
|
||||
def activate_stripe_cc(self, request, pk=None):
|
||||
payment_method = self.get_object()
|
||||
try:
|
||||
setup_intent = uncloud_stripe.get_setup_intent(
|
||||
payment_method.stripe_setup_intent_id)
|
||||
except Exception as e:
|
||||
return Response({'error': str(e)}, status=status.HTTP_500_INTERNAL_SERVER_ERROR)
|
||||
|
||||
# Card had been registered, fetching payment method.
|
||||
print(setup_intent)
|
||||
if setup_intent.payment_method:
|
||||
payment_method.stripe_payment_method_id = setup_intent.payment_method
|
||||
payment_method.save()
|
||||
|
||||
return Response({
|
||||
'uuid': payment_method.uuid,
|
||||
'activated': payment_method.active})
|
||||
else:
|
||||
error = 'Could not fetch payment method from stripe. Please try again.'
|
||||
return Response({'error': error})
|
||||
|
||||
###
|
||||
# Bills and Orders.
|
||||
|
||||
class BillViewSet(viewsets.ReadOnlyModelViewSet):
|
||||
serializer_class = BillSerializer
|
||||
permission_classes = [permissions.IsAuthenticated]
|
||||
|
||||
def get_queryset(self):
|
||||
return Bill.objects.filter(owner=self.request.user)
|
||||
|
||||
def unpaid(self, request):
|
||||
return Bill.objects.filter(owner=self.request.user, paid=False)
|
||||
|
||||
|
||||
class OrderViewSet(viewsets.ReadOnlyModelViewSet):
|
||||
serializer_class = OrderSerializer
|
||||
permission_classes = [permissions.IsAuthenticated]
|
||||
|
||||
def get_queryset(self):
|
||||
return Order.objects.filter(owner=self.request.user)
|
||||
|
||||
|
||||
###
|
||||
# Old admin stuff.
|
||||
|
||||
class AdminPaymentViewSet(viewsets.ModelViewSet):
|
||||
serializer_class = PaymentSerializer
|
||||
permission_classes = [permissions.IsAuthenticated]
|
||||
|
||||
def get_queryset(self):
|
||||
return Payment.objects.all()
|
||||
|
||||
def create(self, request):
|
||||
serializer = self.get_serializer(data=request.data)
|
||||
serializer.is_valid(raise_exception=True)
|
||||
serializer.save(timestamp=datetime.now())
|
||||
|
||||
headers = self.get_success_headers(serializer.data)
|
||||
return Response(serializer.data, status=status.HTTP_201_CREATED, headers=headers)
|
||||
|
||||
class AdminBillViewSet(viewsets.ModelViewSet):
|
||||
serializer_class = BillSerializer
|
||||
permission_classes = [permissions.IsAuthenticated]
|
||||
|
||||
def get_queryset(self):
|
||||
return Bill.objects.all()
|
||||
|
||||
def unpaid(self, request):
|
||||
return Bill.objects.filter(owner=self.request.user, paid=False)
|
||||
|
||||
def create(self, request):
|
||||
serializer = self.get_serializer(data=request.data)
|
||||
serializer.is_valid(raise_exception=True)
|
||||
serializer.save(creation_date=datetime.now())
|
||||
|
||||
headers = self.get_success_headers(serializer.data)
|
||||
return Response(serializer.data, status=status.HTTP_201_CREATED, headers=headers)
|
||||
|
||||
class AdminOrderViewSet(viewsets.ModelViewSet):
|
||||
serializer_class = OrderSerializer
|
||||
permission_classes = [permissions.IsAuthenticated]
|
||||
|
||||
def get_queryset(self):
|
||||
return Order.objects.all()
|
||||
|
||||
# PDF tests
|
||||
from django.views.generic import TemplateView
|
||||
from hardcopy.views import PDFViewMixin, PNGViewMixin
|
||||
|
||||
class MyPDFView(PDFViewMixin, TemplateView):
|
||||
template_name = "bill.html"
|
||||
# def get_filename(self):
|
||||
# return "my_file_{}.pdf".format(now().strftime('Y-m-d'))
|
||||
Loading…
Add table
Add a link
Reference in a new issue