Make recurring_period an Enum, VMProduct a Product, initial wire for

order
This commit is contained in:
fnux 2020-02-27 17:13:56 +01:00
parent 1dd3324275
commit b2fe5014d8
6 changed files with 113 additions and 24 deletions

View file

@ -0,0 +1,31 @@
# Generated by Django 3.0.3 on 2020-02-27 15:32
from django.conf import settings
from django.db import migrations, models
import django.db.models.deletion
class Migration(migrations.Migration):
dependencies = [
migrations.swappable_dependency(settings.AUTH_USER_MODEL),
('uncloud_pay', '0003_auto_20200227_1414'),
]
operations = [
migrations.AlterField(
model_name='bill',
name='owner',
field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
),
migrations.AlterField(
model_name='order',
name='recurring_period',
field=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),
),
migrations.AlterField(
model_name='payment',
name='owner',
field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL),
),
]

View file

@ -1,12 +1,23 @@
from django.db import models
from django.contrib.auth import get_user_model
from django.core.validators import MinValueValidator
from django.utils.translation import gettext_lazy as _
import uuid
AMOUNT_MAX_DIGITS=10
AMOUNT_DECIMALS=2
# 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')
class Bill(models.Model):
owner = models.ForeignKey(get_user_model(),
on_delete=models.CASCADE)
@ -31,7 +42,7 @@ class Order(models.Model):
on_delete=models.CASCADE,
editable=False)
creation_date = models.DateTimeField()
creation_date = models.DateTimeField(auto_now_add=True)
starting_date = models.DateTimeField()
ending_date = models.DateTimeField(blank=True,
null=True)
@ -46,19 +57,8 @@ class Order(models.Model):
one_time_price = models.FloatField(editable=False)
recurring_period = models.CharField(max_length=32,
choices = (
('onetime', 'Onetime'),
('per_year', 'Per Year'),
('per_month', 'Per Month'),
('per_week', 'Per Week'),
('per_day', 'Per Day'),
('per_hour', 'Per Hour'),
('per_minute', 'Per Minute'),
('per_second', 'Per Second'),
),
default='onetime'
)
choices = RecurringPeriod.choices,
default = RecurringPeriod.PER_MONTH)
# def amount(self):
# amount = recurring_price
@ -133,7 +133,12 @@ class Product(models.Model):
order = models.ForeignKey(Order,
on_delete=models.CASCADE,
editable=False)
editable=False,
null=True)
@property
def recurring_price(self, recurring_period=RecurringPeriod.PER_MONTH):
pass # To be implemented in child.
class Meta:
abstract = True

View file

@ -3,6 +3,7 @@ from rest_framework import serializers
from .models import *
from functools import reduce
from uncloud_vm.serializers import VMProductSerializer
class BillSerializer(serializers.ModelSerializer):
class Meta:
@ -20,11 +21,30 @@ class PaymentMethodSerializer(serializers.ModelSerializer):
model = PaymentMethod
fields = ['owner', 'primary', 'source', 'description']
class ProductSerializer(serializers.Serializer):
vms = VMProductSerializer(many=True, required=False)
class meta:
fields = ['vms']
def create(self, validated_data):
pass
class OrderSerializer(serializers.ModelSerializer):
products = ProductSerializer(many=True)
class Meta:
model = Order
fields = '__all__'
def create(self, validated_data):
products_data = validated_data.pop('products')
order = Order.objects.create(**validated_data)
for product_data in products_data:
print("spouik")
print(product_data)
pass # TODO
return order
class UserSerializer(serializers.ModelSerializer):
class Meta:
model = get_user_model()

View file

@ -42,7 +42,7 @@ class PaymentViewSet(viewsets.ReadOnlyModelViewSet):
def get_queryset(self):
return Payment.objects.filter(owner=self.request.user)
class OrderViewSet(viewsets.ReadOnlyModelViewSet):
class OrderViewSet(viewsets.ModelViewSet):
serializer_class = OrderSerializer
permission_classes = [permissions.IsAuthenticated]

View file

@ -0,0 +1,30 @@
# Generated by Django 3.0.3 on 2020-02-27 15:32
from django.db import migrations, models
import django.db.models.deletion
class Migration(migrations.Migration):
dependencies = [
('uncloud_pay', '0004_auto_20200227_1532'),
('uncloud_vm', '0004_vmsnapshotproduct'),
]
operations = [
migrations.AddField(
model_name='vmproduct',
name='order',
field=models.ForeignKey(editable=False, null=True, on_delete=django.db.models.deletion.CASCADE, to='uncloud_pay.Order'),
),
migrations.AddField(
model_name='vmproduct',
name='status',
field=models.CharField(choices=[('pending', 'Pending'), ('being_created', 'Being created'), ('active', 'Active'), ('deleted', 'Deleted')], default='pending', max_length=256),
),
migrations.AlterField(
model_name='vmsnapshotproduct',
name='order',
field=models.ForeignKey(editable=False, null=True, on_delete=django.db.models.deletion.CASCADE, to='uncloud_pay.Order'),
),
]

View file

@ -2,7 +2,7 @@ from django.db import models
from django.contrib.auth import get_user_model
import uuid
from uncloud_pay.models import Product
from uncloud_pay.models import Product, RecurringPeriod
class VMHost(models.Model):
@ -32,22 +32,25 @@ class VMHost(models.Model):
)
class VMProduct(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)
class VMProduct(Product):
vmhost = models.ForeignKey(VMHost,
on_delete=models.CASCADE,
editable=False,
blank=True,
null=True)
description = "Virtual Machine"
cores = models.IntegerField()
ram_in_gb = models.FloatField()
@property
def recurring_price(self, recurring_period=RecurringPeriod.PER_MONTH):
if recurring_period == RecurringPeriod.PER_MONTH:
# TODO: move magic numbers in variables
return self.cores * 3 + self.ram_in_gb * 2
else:
raise Exception('Invalid recurring period for VM Product pricing.')
class VMWithOSProduct(VMProduct):
pass