from django.db import models
from django.urls import reverse

class Product(models.Model):
    name = models.CharField(max_length=200)
    category = models.CharField(max_length=100, blank=True, null=True)
    sku = models.CharField(max_length=100, unique=True)
    price = models.DecimalField(max_digits=10, decimal_places=2)
    stock = models.PositiveIntegerField()
    minimum_stock_level = models.PositiveIntegerField(default=10)

    def __str__(self):
        return self.name

    def is_below_minimum_stock(self):
        return self.stock < self.minimum_stock_level