from django.db import models from django.db.models.signals import post_save, post_delete from django.dispatch import receiver from dateutil.relativedelta import relativedelta from django.core.validators import MinValueValidator class Facture(models.Model): PRETTY_NAME = "Factures émises" user = models.ForeignKey('users.User', on_delete=models.PROTECT) paiement = models.ForeignKey('Paiement', on_delete=models.PROTECT) banque = models.ForeignKey('Banque', on_delete=models.PROTECT, blank=True, null=True) cheque = models.CharField(max_length=255, blank=True) date = models.DateTimeField(auto_now_add=True) valid = models.BooleanField(default=True) control = models.BooleanField(default=False) def prix(self): prix = Vente.objects.filter(facture=self).aggregate(models.Sum('prix'))['prix__sum'] return prix def prix_total(self): return Vente.objects.filter(facture=self).aggregate(total=models.Sum(models.F('prix')*models.F('number'), output_field=models.FloatField()))['total'] def name(self): name = ' - '.join(vente.name for vente in Vente.objects.filter(facture=self)) return name def __str__(self): return str(self.user) + ' ' + str(self.date) @receiver(post_save, sender=Facture) def facture_post_save(sender, **kwargs): facture = kwargs['instance'] user = facture.user user.ldap_sync(base=False, access_refresh=True, mac_refresh=False) @receiver(post_delete, sender=Facture) def facture_post_delete(sender, **kwargs): user = kwargs['instance'].user user.ldap_sync(base=False, access_refresh=True, mac_refresh=False) class Vente(models.Model): PRETTY_NAME = "Ventes effectuées" facture = models.ForeignKey('Facture', on_delete=models.CASCADE) number = models.IntegerField(validators=[MinValueValidator(1)]) name = models.CharField(max_length=255) prix = models.DecimalField(max_digits=5, decimal_places=2) iscotisation = models.BooleanField() duration = models.IntegerField(help_text="Durée exprimée en mois entiers", blank=True, null=True) def prix_total(self): return self.prix*self.number def clean(self): if hasattr(self, 'cotisation'): cotisation = self.cotisation cotisation.date_end = cotisation.date_start + relativedelta(months=self.duration*self.number) cotisation.save() def __str__(self): return str(self.name) + ' ' + str(self.facture) @receiver(post_save, sender=Vente) def vente_post_save(sender, **kwargs): vente = kwargs['instance'] if vente.iscotisation: user = vente.facture.user user.ldap_sync(base=False, access_refresh=True, mac_refresh=False) @receiver(post_delete, sender=Vente) def vente_post_delete(sender, **kwargs): vente = kwargs['instance'] if vente.iscotisation: user = vente.facture.user user.ldap_sync(base=False, access_refresh=True, mac_refresh=False) class Article(models.Model): PRETTY_NAME = "Articles en vente" name = models.CharField(max_length=255) prix = models.DecimalField(max_digits=5, decimal_places=2) iscotisation = models.BooleanField() duration = models.IntegerField(help_text="Durée exprimée en mois entiers", blank=True, null=True) def __str__(self): return self.name class Banque(models.Model): PRETTY_NAME = "Banques enregistrées" name = models.CharField(max_length=255) def __str__(self): return self.name class Paiement(models.Model): PRETTY_NAME = "Moyens de paiement" moyen = models.CharField(max_length=255) def __str__(self): return self.moyen class Cotisation(models.Model): PRETTY_NAME = "Cotisations" vente = models.OneToOneField('Vente', on_delete=models.CASCADE, null=True) date_start = models.DateTimeField() date_end = models.DateTimeField() def __str__(self): return str(self.vente)