66 lines
2.5 KiB
Python
66 lines
2.5 KiB
Python
from django.db import models
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from django.db import transaction
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from django.utils import timezone
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from django.contrib.auth.models import User
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import uuid
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class UserProfile(models.Model):
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ROLE_CHOICES = [
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('manager', 'Manager'),
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('cashier', 'Cashier'),
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]
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user = models.OneToOneField(User, on_delete=models.CASCADE, related_name='profile')
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role = models.CharField(max_length=10, choices=ROLE_CHOICES, default='cashier')
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def __str__(self):
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return f"{self.user.username} - {self.get_role_display()}"
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class Ingredient(models.Model):
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name = models.CharField(max_length=100, unique=True)
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stock_quantity = models.DecimalField(max_digits=10, decimal_places=2, default=0.00)
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unit = models.CharField(max_length=20, default="grams")
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def __str__(self):
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return f"{self.name} ({self.stock_quantity} {self.unit})"
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class MenuItem(models.Model):
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name = models.CharField(max_length=100, unique=True)
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price = models.DecimalField(max_digits=10, decimal_places=2)
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description = models.TextField(blank=True)
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image_url = models.URLField(blank=True, null=True)
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is_active = models.BooleanField(default=True)
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def __str__(self):
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return self.name
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class MenuItemIngredient(models.Model):
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menu_item = models.ForeignKey(MenuItem, related_name='ingredients', on_delete=models.CASCADE)
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ingredient = models.ForeignKey(Ingredient, on_delete=models.CASCADE)
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quantity_required = models.DecimalField(max_digits=10, decimal_places=2)
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def __str__(self):
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return f"{self.quantity_required} {self.ingredient.unit} of {self.ingredient.name} for {self.menu_item.name}"
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class Order(models.Model):
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order_number = models.CharField(max_length=12, unique=True, editable=False)
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created_at = models.DateTimeField(default=timezone.now)
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total_price = models.DecimalField(max_digits=10, decimal_places=2, default=0.00)
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customer_notes = models.TextField(blank=True)
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def save(self, *args, **kwargs):
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if not self.order_number:
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self.order_number = str(uuid.uuid4().hex[:8]).upper()
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super().save(*args, **kwargs)
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def __str__(self):
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return f"Order {self.order_number}"
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class OrderItem(models.Model):
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order = models.ForeignKey(Order, related_name='items', on_delete=models.CASCADE)
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menu_item = models.ForeignKey(MenuItem, on_delete=models.PROTECT)
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quantity = models.PositiveIntegerField(default=1)
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price_at_order = models.DecimalField(max_digits=10, decimal_places=2)
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def __str__(self):
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return f"{self.quantity} x {self.menu_item.name}"
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