hi there you can create another method for that class that calculates the
total as
@property
def get_total_price(self):
total_price = self.unit_price * self.quantity
return total_price
On Wed, Sep 23, 2020 at 8:24 AM eankomah <csceanko...@gmail.com> wrote:
> Hi all am stuck at getting total_price Calculated in my model
>
> class inventory(models.Model):
> def __str__(self):
> return self.name
>
>
> category = models.ForeignKey(Category, null=True, on_delete =
> models.SET_NULL)
>
> Supplier = models.ForeignKey(Supplier, null=True, on_delete =
> models.SET_NULL)
>
> product = models.ForeignKey(Product, null=True, on_delete =
> models.SET_NULL)
> quantity = models.FloatField()
> unit_price = models.FloatField()
> total_price = models.FloatField(total=('unit_price' * 'quantity'))
> selling_price = models.FloatField()
> date_created = models.DateTimeField(auto_now_add=True)
>
>
> Thanks
>
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