dynamicweb/hosting/models.py

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import json
from django.db import models
from django.utils.translation import ugettext_lazy as _
from django.utils.functional import cached_property
from django.core import serializers
from membership.models import StripeCustomer
from utils.models import BillingAddress
from .managers import VMPlansManager
class RailsBetaUser(models.Model):
email = models.EmailField(unique=True)
received_date = models.DateTimeField('date received')
def __str__(self):
return "%s - %s" % (self.email, self.received_date)
class VirtualMachineType(models.Model):
HETZNER_NUG = 'hetzner_nug'
HETZNER = 'hetzner'
HETZNER_R6 = 'hetzner_raid6'
HETZNER_G = 'hetzner_glusterfs'
BERN = 'bern'
HOSTING_TYPES = (
(HETZNER_NUG, 'Hetzner No Uptime Guarantee'),
(HETZNER, 'Hetzner'),
(HETZNER_R6, 'Hetzner Raid6'),
(HETZNER_G, 'Hetzner Glusterfs'),
(BERN, 'Bern'),
)
description = models.TextField()
base_price = models.FloatField()
memory_price = models.FloatField()
core_price = models.FloatField()
disk_size_price = models.FloatField()
2016-04-18 01:05:39 +00:00
hosting_company = models.CharField(max_length=30, choices=HOSTING_TYPES)
def __str__(self):
return "%s" % (self.get_hosting_company_display())
@classmethod
def get_serialized_vm_types(cls):
return [vm.get_serialized_data()
for vm in cls.objects.all()]
def calculate_price(self, specifications):
price = float(specifications['cores']) * self.core_price
price += float(specifications['memory']) * self.memory_price
price += float(specifications['disk_size']) * self.disk_size_price
price += self.base_price
return price
def defeault_price(self):
price = self.base_price
price += self.core_price
price += self.memory_price
price += self.disk_size_price * 10
return price
def get_serialized_data(self):
return {
'description': self.description,
'base_price': self.base_price,
'core_price': self.core_price,
'disk_size_price': self.disk_size_price,
'memory_price': self.memory_price,
'hosting_company_name': self.get_hosting_company_display(),
'hosting_company': self.hosting_company,
'default_price': self.defeault_price(),
'id': self.id,
}
class VirtualMachinePlan(models.Model):
cores = models.IntegerField()
memory = models.IntegerField()
disk_size = models.IntegerField()
vm_type = models.ForeignKey(VirtualMachineType)
price = models.FloatField()
objects = VMPlansManager()
@cached_property
def hosting_company_name(self):
return self.vm_type.get_hosting_company_display()
@cached_property
def name(self):
name = 'vm-%s' % self.id
return name
@cached_property
def orders(self):
return [self.hostingorder]
@classmethod
def create(cls, data, user):
instance = cls.objects.create(**data)
return instance
class HostingOrder(models.Model):
ORDER_APPROVED_STATUS = 'Approved'
ORDER_DECLINED_STATUS = 'Declined'
VMPlan = models.OneToOneField(VirtualMachinePlan)
customer = models.ForeignKey(StripeCustomer)
billing_address = models.ForeignKey(BillingAddress)
created_at = models.DateTimeField(auto_now_add=True)
approved = models.BooleanField(default=False)
last4 = models.CharField(max_length=4)
cc_brand = models.CharField(max_length=10)
stripe_charge_id = models.CharField(max_length=100, null=True)
@cached_property
def status(self):
return self.ORDER_APPROVED_STATUS if self.approved else self.ORDER_DECLINED_STATUS
@classmethod
def create(cls, VMPlan=None, customer=None, billing_address=None):
instance = cls.objects.create(VMPlan=VMPlan, customer=customer,
billing_address=billing_address)
return instance
def set_approved(self):
self.approved = True
self.save()
def set_stripe_charge(self, stripe_charge):
self.stripe_charge_id = stripe_charge.id
self.last4 = stripe_charge.source.last4
self.cc_brand = stripe_charge.source.brand
self.save()