90 lines
3.0 KiB
Python
90 lines
3.0 KiB
Python
from django.core.exceptions import ValidationError
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from django.db import models
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from django.utils.functional import cached_property
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from django.utils.translation import ugettext_lazy as _
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from jsonfield import JSONField
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from orchestra.core import accounts
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from . import settings
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from .methods import PaymentMethod
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class PaymentSource(models.Model):
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account = models.ForeignKey('accounts.Account', verbose_name=_("account"),
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related_name='payment_sources')
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method = models.CharField(_("method"), max_length=32,
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choices=PaymentMethod.get_plugin_choices())
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data = JSONField(_("data"))
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is_active = models.BooleanField(_("is active"), default=True)
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def __unicode__(self):
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return self.label or str(self.account)
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@cached_property
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def label(self):
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try:
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plugin = PaymentMethod.get_plugin(self.method)()
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except KeyError:
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return None
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return plugin.get_label(self.data)
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@cached_property
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def number(self):
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try:
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plugin = PaymentMethod.get_plugin(self.method)()
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except KeyError:
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return None
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return plugin.get_number(self.data)
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class Transaction(models.Model):
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WAITTING_PROCESSING = 'WAITTING_PROCESSING'
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WAITTING_CONFIRMATION = 'WAITTING_CONFIRMATION'
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CONFIRMED = 'CONFIRMED'
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REJECTED = 'REJECTED'
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LOCKED = 'LOCKED'
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DISCARTED = 'DISCARTED'
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STATES = (
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(WAITTING_PROCESSING, _("Waitting processing")),
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(WAITTING_CONFIRMATION, _("Waitting confirmation")),
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(CONFIRMED, _("Confirmed")),
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(REJECTED, _("Rejected")),
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(LOCKED, _("Locked")),
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(DISCARTED, _("Discarted")),
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)
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# TODO account fk?
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bill = models.ForeignKey('bills.bill', verbose_name=_("bill"),
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related_name='transactions')
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source = models.ForeignKey(PaymentSource, verbose_name=_("source"),
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related_name='transactions')
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state = models.CharField(_("state"), max_length=32, choices=STATES,
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default=WAITTING_PROCESSING)
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amount = models.DecimalField(_("amount"), max_digits=12, decimal_places=2)
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currency = models.CharField(max_length=10, default=settings.PAYMENT_CURRENCY)
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created_on = models.DateTimeField(auto_now_add=True)
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modified_on = models.DateTimeField(auto_now=True)
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related = models.ForeignKey('self', null=True, blank=True)
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def __unicode__(self):
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return "Transaction {}".format(self.id)
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class PaymentProcess(models.Model):
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"""
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Stores arbitrary data generated by payment methods while processing transactions
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"""
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transactions = models.ManyToManyField(Transaction, related_name='processes',
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verbose_name=_("transactions"))
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data = JSONField(_("data"), blank=True)
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file = models.FileField(_("file"), blank=True)
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created_at = models.DateTimeField(_("created at"), auto_now_add=True)
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def __unicode__(self):
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return str(self.id)
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accounts.register(PaymentSource)
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accounts.register(Transaction)
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