def perform_invoice(self, db: DBManager, order_id):
"""
perform invoice PDF file in directory invoices
:param db:
:param order_id:
:return:
"""
if config.is_company_info():
info = config.company_info()
invoice = ReportInvoice()
invoice.company_info(info)
order = db.get_order_info(order_id=order_id)
client = db.get_client(order.client_id)
invoice.set_order(date=order.order_date,
number=order_id,
payer=client.title,
address=client.address,
delivery=order.delivery_cost)
order_items = db.get_order_items(order_id)
for item in order_items:
product = db.select_single_product(item.product_id)
invoice.add_item(name=product.name,
code=product.title,
unit='шт.',
quantity=item.quantity,
price=product.price)
invoice.make()
_send_invoice_mail(client, order_id)
def _load(self, db: DBManager, order_spec):
products = db.get_order_items(order_spec.id)
number = 0
for order in products:
number += 1
order_item = OrderItem(order_spec=order_spec,
number=number,
is_current=order.is_current,
product_id=order.product_id,
quantity=order.quantity,
item_id=order.id)
order_item.order_id = order.order_id
self._orders[order_item.product_id] = order_item