django-weight-sort-signal 0.0.2

django signal sorting on weight via Django 2.*

django_weight_sort_signal

django_weight_sort_signal is change order of Django signals sorting by using weight

Installation

#. Install django-weight-sort-signal using pip::

pip install django-weight-sort-signal

Configuration

#. settings.py::

INSTALLED_APPS = [
        ...
        'django_weight_sort_signal',
    ]
'''

Signal

#. signal.py::

from django_weight_sort_signal.dispatcher import WeightSortSignal

order_refresh = WeightSortSignal(providing_args=["order"])

Reciever

In receiver callback we can give weight to sort

#. receiver.py::

from .signals import order_refresh

from django_weight_sort_signal.dispatcher import receiver as weight_sort_receiver


@weight_sort_receiver(order_refresh,weight=10)
def tax_order_refresh(sender,order, **kwargs):
    #tax amount calculation functionality triggered on order_refresh signal dispatch
    pass


@weight_sort_receiver(order_refresh,weight=20)
def discount_order_refresh(sender,order, **kwargs):
    #discount amount calculation functionality triggered on order_refresh signal dispatch
    pass

@weight_sort_receiver(order_refresh,weight=30)
def shipping_order_refresh(sender,order, **kwargs):
    #shipping amount calculation functionality triggered on order_refresh signal dispatch
    pass

We can dispatch signal anywhere as following.

#. ::

from .signals import order_refresh


order = Order.objects.get(pk=10001)
order.status="review"
order.save()
order_refresh.send(sender=None,order=order)