def get_pricing_rule_discount(self):
from erpnext.accounts.doctype.pricing_rule.utils import get_pricing_rules, filter_pricing_rules
from erpnext.stock.get_item_details import process_args
parent_dict = {}
for fieldname in self.meta.get_valid_columns():
parent_dict[fieldname] = self.get(fieldname)
parent_dict.update({"document_type": "Sales Order Item"})
for item in self.get("items"):
if not item.original_discount:
if item.get("item_code"):
args = parent_dict.copy()
args.update(item.as_dict())
args["doctype"] = self.doctype
args["name"] = self.name
if not args.get("transaction_date"):
args["transaction_date"] = args.get("posting_date")
if self.get("is_subcontracted"):
args["is_subcontracted"] = self.is_subcontracted
args = process_args(args)
pricing_rules = get_pricing_rules(args)
pricing_rule = filter_pricing_rules(args, pricing_rules)
if pricing_rule:
item.original_discount = pricing_rule.discount_percentage
def get_pricing_rule_for_item(args,
price_list_rate=0,
doc=None,
for_validate=False):
from erpnext.accounts.doctype.pricing_rule.utils import (
get_pricing_rules, get_applied_pricing_rules, get_pricing_rule_items,
get_product_discount_rule)
if isinstance(doc, string_types):
doc = json.loads(doc)
if doc:
doc = frappe.get_doc(doc)
if (args.get('is_free_item')
or args.get("parenttype") == "Material Request"):
return {}
item_details = frappe._dict({
"doctype": args.doctype,
"name": args.name,
"parent": args.parent,
"parenttype": args.parenttype,
"child_docname": args.get('child_docname'),
"discount_percentage_on_rate": [],
"discount_amount_on_rate": []
})
if args.ignore_pricing_rule or args.item_ignore_pricing_rule or not args.item_code:
if frappe.db.exists(args.doctype,
args.name) and args.get("pricing_rules"):
item_details = remove_pricing_rule_for_item(
args.get("pricing_rules"), item_details, args.get('item_code'))
return item_details
update_args_for_pricing_rule(args)
pricing_rules = (get_applied_pricing_rules(args) if for_validate
and args.get("pricing_rules") else get_pricing_rules(
args, doc))
if pricing_rules:
rules = []
for pricing_rule in pricing_rules:
if not pricing_rule: continue
if isinstance(pricing_rule, string_types):
pricing_rule = frappe.get_cached_doc("Pricing Rule",
pricing_rule)
pricing_rule.apply_rule_on_other_items = get_pricing_rule_items(
pricing_rule)
if pricing_rule.get('suggestion'): continue
item_details.validate_applied_rule = pricing_rule.get(
"validate_applied_rule", 0)
item_details.price_or_product_discount = pricing_rule.get(
"price_or_product_discount")
rules.append(get_pricing_rule_details(args, pricing_rule))
if pricing_rule.mixed_conditions or pricing_rule.apply_rule_on_other:
item_details.update({
'apply_rule_on_other_items':
json.dumps(pricing_rule.apply_rule_on_other_items),
'price_or_product_discount':
pricing_rule.price_or_product_discount,
'apply_rule_on':
(frappe.scrub(pricing_rule.apply_rule_on_other)
if pricing_rule.apply_rule_on_other else frappe.scrub(
pricing_rule.get('apply_on')))
})
if pricing_rule.coupon_code_based == 1 and args.coupon_code == None:
return item_details
if not pricing_rule.validate_applied_rule:
if pricing_rule.price_or_product_discount == "Price":
apply_price_discount_rule(pricing_rule, item_details, args)
else:
get_product_discount_rule(pricing_rule, item_details, args,
doc)
item_details.has_pricing_rule = 1
item_details.pricing_rules = ','.join([d.pricing_rule for d in rules])
if not doc: return item_details
elif args.get("pricing_rules"):
item_details = remove_pricing_rule_for_item(args.get("pricing_rules"),
item_details,
args.get('item_code'))
return item_details
def get_pricing_rule_for_item(args, price_list_rate=0, doc=None):
from erpnext.accounts.doctype.pricing_rule.utils import get_pricing_rules
if isinstance(doc, string_types):
doc = json.loads(doc)
if doc:
doc = frappe.get_doc(doc)
if (args.get('is_free_item') or
args.get("parenttype") == "Material Request"): return {}
item_details = frappe._dict({
"doctype": args.doctype,
"name": args.name,
"parent": args.parent,
"parenttype": args.parenttype,
"child_docname": args.get('child_docname'),
"discount_percentage_on_rate": [],
"discount_amount_on_rate": []
})
if args.ignore_pricing_rule or not args.item_code:
if frappe.db.exists(args.doctype, args.name) and args.get("pricing_rules"):
item_details = remove_pricing_rule_for_item(args.get("pricing_rules"),
item_details, args.get('item_code'))
return item_details
if not (args.item_group and args.brand):
try:
args.item_group, args.brand = frappe.get_cached_value("Item", args.item_code, ["item_group", "brand"])
except TypeError:
# invalid item_code
return item_details
if not args.item_group:
frappe.throw(_("Item Group not mentioned in item master for item {0}").format(args.item_code))
if args.transaction_type=="selling":
if args.customer and not (args.customer_group and args.territory):
customer = frappe.get_cached_value("Customer", args.customer, ["customer_group", "territory"])
if customer:
args.customer_group, args.territory = customer
args.supplier = args.supplier_group = None
elif args.supplier and not args.supplier_group:
args.supplier_group = frappe.get_cached_value("Supplier", args.supplier, "supplier_group")
args.customer = args.customer_group = args.territory = None
pricing_rules = get_pricing_rules(args, doc)
if pricing_rules:
rules = []
for pricing_rule in pricing_rules:
if not pricing_rule or pricing_rule.get('suggestion'): continue
item_details.validate_applied_rule = pricing_rule.get("validate_applied_rule", 0)
rules.append(get_pricing_rule_details(args, pricing_rule))
if pricing_rule.mixed_conditions or pricing_rule.apply_rule_on_other:
continue
if (not pricing_rule.validate_applied_rule and
pricing_rule.price_or_product_discount == "Price"):
apply_price_discount_pricing_rule(pricing_rule, item_details, args)
item_details.has_pricing_rule = 1
# if discount is applied on the rate and not on price list rate
# if price_list_rate:
# set_discount_amount(price_list_rate, item_details)
item_details.pricing_rules = ','.join([d.pricing_rule for d in rules])
if not doc: return item_details
for rule in rules:
doc.append('pricing_rules', rule)
elif args.get("pricing_rules"):
item_details = remove_pricing_rule_for_item(args.get("pricing_rules"),
item_details, args.get('item_code'))
return item_details
