mirror of https://gitlab.crans.org/bde/nk20
96 lines
2.3 KiB
Python
96 lines
2.3 KiB
Python
# -*- mode: python; coding: utf-8 -*-
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# Copyright (C) 2018-2019 by BDE ENS Paris-Saclay
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# SPDX-License-Identifier: GPL-3.0-or-later
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from django.conf import settings
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from django.contrib.auth.models import User
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from django.db import models
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from django.utils.translation import gettext_lazy as _
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from django.contrib.contenttypes.models import ContentType
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from django.contrib.contenttypes.fields import GenericForeignKey
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class Alias(models.Model):
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"""
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A alias labels a Note instance, only for user and clubs
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"""
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alias = models.TextField(
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"alias",
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unique=True,
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blank=False,
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null=False,
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)
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# Owner can be linked to an user note or a club note
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limit = models.Q(app_label="note", model="NoteUser") | models.Q(app_label="note", model="NoteClub")
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owner_id = models.PositiveIntegerField()
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owner_type = models.ForeignKey(
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ContentType,
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on_delete=models.CASCADE,
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limit_choices_to=limit
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)
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owner = GenericForeignKey('owner_type', 'owner_id')
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class Note(models.Model):
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"""
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An abstract model, use to add transactions capabilities to a user
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"""
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balance = models.DecimalField(
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verbose_name=_('account balance'),
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help_text=_("money credited for this instance"),
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decimal_places=2, # Limit to centimes
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)
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is_active = models.BooleanField(
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default=True,
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verbose_name=_('is active')
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)
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class Meta:
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abstract = True
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class NoteUser(Note):
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"""
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A Note associated to an User
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"""
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user = models.OneToOneField(
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settings.AUTH_USER_MODEL,
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on_delete=models.CASCADE,
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)
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class Meta:
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verbose_name = _("one's note")
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verbose_name_plural = _("users note")
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def __str__(self):
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return self.user.get_username()
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class NoteSpec(Note):
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"""
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A Note for special Account, where real money enter or leave the system.
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- Cash
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- Credit Card
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- Bank Transfert
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- Bank Check
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- Refund
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"""
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account_type = models.CharField(
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max_length=2,
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choices=(
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("CH", "chèques"),
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("CB", "Carte Bancaire"),
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("VB", "Virement Bancaire"),
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("CA", "Cash"),
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("RB", "Remboursement")
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),
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unique=True,
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)
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class NoteClub(Note):
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# to be added
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pass
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