from django.db import models from django.contrib.auth.models import User from simple_history.models import HistoricalRecords from django.core.validators import MinValueValidator from preferences.models import PaymentMethod from django.core.exceptions import ValidationError class Product(models.Model): """ Stores a product """ P_PRESSION = 'PP' D_PRESSION = 'DP' G_PRESSION = 'GP' BOTTLE = 'BT' SOFT = 'SO' FOOD = 'FO' PANINI = 'PA' TYPEINPUT_CHOICES_CATEGORIE = ( (P_PRESSION, "Pinte Pression"), (D_PRESSION, "Demi Pression"), (G_PRESSION, "Galopin pression"), (BOTTLE, "Bouteille"), (SOFT, "Soft"), (FOOD, "Bouffe autre que panini"), (PANINI, "Bouffe pour panini"), ) class Meta: verbose_name = "Produit" name = models.CharField(max_length=40, verbose_name="Nom", unique=True) amount = models.DecimalField(max_digits=5, decimal_places=2, verbose_name="Prix de vente", validators=[MinValueValidator(0)]) stockHold = models.IntegerField(default=0, verbose_name="Stock en soute") stockBar = models.IntegerField(default=0, verbose_name="Stock en bar") barcode = models.CharField(max_length=20, unique=True, verbose_name="Code barre") category = models.CharField(max_length=2, choices=TYPEINPUT_CHOICES_CATEGORIE, default=FOOD, verbose_name="Catégorie") needQuantityButton = models.BooleanField(default=False, verbose_name="Bouton quantité") is_active = models.BooleanField(default=True, verbose_name="Actif") volume = models.PositiveIntegerField(default=0) deg = models.DecimalField(default=0,max_digits=5, decimal_places=2, verbose_name="Degré", validators=[MinValueValidator(0)]) adherentRequired = models.BooleanField(default=True) history = HistoricalRecords() def __str__(self): return self.name def isPinte(id): product = Product.objects.get(id=id) if product.category != Product.P_PRESSION: raise ValidationError( ('%(product)s n\'est pas une pinte'), params={'product': product}, ) def isDemi(id): product = Product.objects.get(id=id) if product.category != Product.D_PRESSION: raise ValidationError( ('%(product)s n\'est pas un demi'), params={'product': product}, ) def isGalopin(id): product = Product.objects.get(id) if product.category != Product.G_PRESSION: raise ValidationError( ('%(product)s n\'est pas un galopin'), params={'product': product}, ) class Keg(models.Model): """ Stores a keg """ class Meta: verbose_name = "Fût" permissions = ( ("open_keg", "Peut percuter les fûts"), ("close_keg", "Peut fermer les fûts") ) name = models.CharField(max_length=20, unique=True, verbose_name="Nom") stockHold = models.IntegerField(default=0, verbose_name="Stock en soute") barcode = models.CharField(max_length=20, unique=True, verbose_name="Code barre") amount = models.DecimalField(max_digits=5, decimal_places=2, verbose_name="Prix du fût", validators=[MinValueValidator(0)]) capacity = models.IntegerField(default=30, verbose_name="Capacité (L)") pinte = models.ForeignKey(Product, on_delete=models.PROTECT, related_name="futp", validators=[isPinte]) demi = models.ForeignKey(Product, on_delete=models.PROTECT, related_name="futd", validators=[isDemi]) galopin = models.ForeignKey(Product, on_delete=models.PROTECT, related_name="futg", validators=[isGalopin],null=True, blank=True) is_active = models.BooleanField(default=False, verbose_name="Actif") history = HistoricalRecords() def __str__(self): return self.name class KegHistory(models.Model): """ Stores a keg history, related to :model:`gestion.Keg` """ class Meta: verbose_name = "Historique de fût" keg = models.ForeignKey(Keg, on_delete=models.PROTECT) openingDate = models.DateTimeField(auto_now_add=True) quantitySold = models.DecimalField(decimal_places=2, max_digits=5, default=0) amountSold = models.DecimalField(decimal_places=2, max_digits=5, default=0) closingDate = models.DateTimeField(null=True, blank=True) isCurrentKegHistory = models.BooleanField(default=True) history = HistoricalRecords() def __str__(self): res = "Fût de " + str(self.keg) + " (" + str(self.openingDate) + " - " if(self.closingDate): res += str(self.closingDate) + ")" else: res += "?)" return res class Reload(models.Model): """ Stores reloads """ class Meta: verbose_name = "Rechargement" customer = models.ForeignKey(User, on_delete=models.PROTECT, related_name="reload_taken", verbose_name="Client") amount = models.DecimalField(max_digits=5, decimal_places=2, verbose_name="Montant", validators=[MinValueValidator(0)]) PaymentMethod = models.ForeignKey(PaymentMethod, on_delete=models.PROTECT, verbose_name="Moyen de paiement") coopeman = models.ForeignKey(User, on_delete=models.PROTECT, related_name="reload_realized") date = models.DateTimeField(auto_now_add=True) history = HistoricalRecords() def __str__(self): return "Rechargement effectue par {0} le {1} ({2} euros, coopeman : {3})".format(self.customer, self.date, self.amount, self.coopeman) class Raming(models.Model): keg = models.ForeignKey(Keg, on_delete=models.PROTECT) coopeman = models.ForeignKey(User, on_delete=models.PROTECT) date = models.DateTimeField(auto_now_add=True) history = HistoricalRecords() def __str__(self): return "Percussion d'un {0} effectué par {1} le {2}".format(self.keg, self.coopeman, self.date) class Refund(models.Model): """ Stores refunds """ class Meta: verbose_name = "Remboursement" date = models.DateTimeField(auto_now_add=True) customer = models.ForeignKey(User, on_delete=models.PROTECT, related_name="refund_taken", verbose_name="Client") amount = models.DecimalField(max_digits=5, decimal_places=2, verbose_name="Montant", validators=[MinValueValidator(0)]) coopeman = models.ForeignKey(User, on_delete=models.PROTECT, related_name="refund_realized") history = HistoricalRecords() def __str__(self): return "{0} remboursé de {1} le {2} (effectué par {3})".format(self.customer, self.amount, self.date, self.coopeman) class Menu(models.Model): """ Stores menus """ name = models.CharField(max_length=255, verbose_name="Nom") amount = models.DecimalField(max_digits=5, decimal_places=2, verbose_name="Montant", validators=[MinValueValidator(0)]) barcode = models.CharField(max_length=20, unique=True, verbose_name="Code barre") articles = models.ManyToManyField(Product, verbose_name="Produits") is_active = models.BooleanField(default=False, verbose_name="Actif") history = HistoricalRecords() def __str__(self): return self.name @property def adherent_required(self): res = False for article in self.articles.all(): res = res or article.adherentRequired return res class MenuHistory(models.Model): """ Stores MenuHistory related to :model:`gestion.Menu` """ class Meta: verbose_name = "Historique de menu" customer = models.ForeignKey(User, on_delete=models.PROTECT, related_name="menu_taken") quantity = models.PositiveIntegerField(default=0) paymentMethod = models.ForeignKey(PaymentMethod, on_delete=models.PROTECT) date = models.DateTimeField(auto_now_add=True) menu = models.ForeignKey(Menu, on_delete=models.PROTECT) amount = models.DecimalField(max_digits=5, decimal_places=2, default=0) coopeman = models.ForeignKey(User, on_delete=models.PROTECT, related_name="menu_selled") history = HistoricalRecords() def __str__(self): return "{2} a consommé {0} {1}".format(self.quantity, self.menu, self.customer) class ConsumptionHistory(models.Model): """ Stores consumption history related to :model:`gestion.Product` """ class Meta: verbose_name = "Consommation" customer = models.ForeignKey(User, on_delete=models.PROTECT, related_name="consumption_taken") quantity = models.PositiveIntegerField(default=0) paymentMethod = models.ForeignKey(PaymentMethod, on_delete=models.PROTECT) date = models.DateTimeField(auto_now_add=True) product = models.ForeignKey(Product, on_delete=models.PROTECT) amount = models.DecimalField(max_digits=7, decimal_places=2, default=0) coopeman = models.ForeignKey(User, on_delete=models.PROTECT, related_name="consumption_selled") history = HistoricalRecords() def __str__(self): return "{0} {1} consommé par {2} le {3} (encaissé par {4})".format(self.quantity, self.product, self.customer, self.date, self.coopeman) class Consumption(models.Model): """ Stores total consumptions """ class Meta: verbose_name = "Consommation totale" customer = models.ForeignKey(User, on_delete=models.PROTECT, related_name="consumption_global_taken") product = models.ForeignKey(Product, on_delete=models.PROTECT) quantity = models.PositiveIntegerField(default=0) history = HistoricalRecords() def __str__(self): return "Consommation de " + str(self.customer) + " concernant le produit " + str(self.product)