expephalon/core/models/services.py

56 lines
2.4 KiB
Python

from core.fields.numbers import CostField
from core.models.local import Currency
from core.models.profiles import ClientProfile
from django.db.models import Model, TextField, CharField, ManyToManyField, ForeignKey, CASCADE, PositiveIntegerField, OneToOneField, BooleanField, SET_NULL
from importlib import import_module
from logging import getLogger
logger = getLogger(__name__)
class Service(Model):
from core.models.products import ProductGroup, Product
from core.models.billable import CycleChoices
client = ForeignKey(ClientProfile, on_delete=CASCADE)
name = CharField(max_length=255)
description = TextField(null=True, blank=True)
service_type = CharField(max_length=255, null=True, blank=True)
product = ForeignKey(Product, on_delete=SET_NULL, null=True)
product_groups = ManyToManyField(ProductGroup)
currency = ForeignKey(Currency, on_delete=CASCADE)
cycle = PositiveIntegerField(choices=CycleChoices.choices)
count = PositiveIntegerField()
cost = CostField()
taxable=BooleanField()
@property
def handler(self):
if self.service_type and self.product:
try:
service_type = import_module(self.service_type)
return service_type.ProductRouter(self.product, self)
except Exception as e:
logger.error(
f"Could not load product handler {self.service_type} for product {self.id}: {e}")
return None
@classmethod
def from_productplanitem(cls, productplanitem, client):
plan = cls.objects.create(client=client,
name=productplanitem.plan.product.name,
description=productplanitem.plan.product.description,
service_type=productplanitem.plan.product.product_type,
product=productplanitem.plan.product,
product_groups=productplanitem.plan.product.product_groups,
currency=productplanitem.plan.currency,
cycle=productplanitem.cycle,
count=productplanitem.count,
cost=productplanitem.cost,
taxable=productplanitem.taxable)
@property
def invoicable(self):
pass