Merge pull request #29374 from nextchamp-saqib/fix-ignore-pricing-rule

fix: ignore pricing rule in transactions
diff --git a/erpnext/accounts/doctype/pos_invoice/test_pos_invoice.py b/erpnext/accounts/doctype/pos_invoice/test_pos_invoice.py
index ba751c0..cf8affd 100644
--- a/erpnext/accounts/doctype/pos_invoice/test_pos_invoice.py
+++ b/erpnext/accounts/doctype/pos_invoice/test_pos_invoice.py
@@ -586,23 +586,29 @@
 		item_price.insert()
 		pr = make_pricing_rule(selling=1, priority=5, discount_percentage=10)
 		pr.save()
-		pos_inv = create_pos_invoice(qty=1, do_not_submit=1)
-		pos_inv.items[0].rate = 300
-		pos_inv.save()
-		self.assertEquals(pos_inv.items[0].discount_percentage, 10)
-		# rate shouldn't change
-		self.assertEquals(pos_inv.items[0].rate, 405)
 
-		pos_inv.ignore_pricing_rule = 1
-		pos_inv.items[0].rate = 300
-		pos_inv.save()
-		self.assertEquals(pos_inv.ignore_pricing_rule, 1)
-		# rate should change since pricing rules are ignored
-		self.assertEquals(pos_inv.items[0].rate, 300)
+		try:
+			pos_inv = create_pos_invoice(qty=1, do_not_submit=1)
+			pos_inv.items[0].rate = 300
+			pos_inv.save()
+			self.assertEquals(pos_inv.items[0].discount_percentage, 10)
+			# rate shouldn't change
+			self.assertEquals(pos_inv.items[0].rate, 405)
 
-		item_price.delete()
-		pos_inv.delete()
-		pr.delete()
+			pos_inv.ignore_pricing_rule = 1
+			pos_inv.save()
+			self.assertEquals(pos_inv.ignore_pricing_rule, 1)
+			# rate should reset since pricing rules are ignored
+			self.assertEquals(pos_inv.items[0].rate, 450)
+
+			pos_inv.items[0].rate = 300
+			pos_inv.save()
+			self.assertEquals(pos_inv.items[0].rate, 300)
+
+		finally:
+			item_price.delete()
+			pos_inv.delete()
+			pr.delete()
 
 
 def create_pos_invoice(**args):
diff --git a/erpnext/accounts/doctype/pricing_rule/pricing_rule.py b/erpnext/accounts/doctype/pricing_rule/pricing_rule.py
index ac96b04..933fda8 100644
--- a/erpnext/accounts/doctype/pricing_rule/pricing_rule.py
+++ b/erpnext/accounts/doctype/pricing_rule/pricing_rule.py
@@ -249,13 +249,17 @@
 		"free_item_data": [],
 		"parent": args.parent,
 		"parenttype": args.parenttype,
-		"child_docname": args.get('child_docname')
+		"child_docname": args.get('child_docname'),
 	})
 
 	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'))
+			item_details = remove_pricing_rule_for_item(
+				args.get("pricing_rules"),
+				item_details,
+				item_code=args.get("item_code"),
+				rate=args.get("price_list_rate"),
+			)
 		return item_details
 
 	update_args_for_pricing_rule(args)
@@ -308,8 +312,12 @@
 		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'))
+		item_details = remove_pricing_rule_for_item(
+			args.get("pricing_rules"),
+			item_details,
+			item_code=args.get("item_code"),
+			rate=args.get("price_list_rate"),
+		)
 
 	return item_details
 
@@ -390,7 +398,7 @@
 			item_details[field] += (pricing_rule.get(field, 0)
 				if pricing_rule else args.get(field, 0))
 
-def remove_pricing_rule_for_item(pricing_rules, item_details, item_code=None):
+def remove_pricing_rule_for_item(pricing_rules, item_details, item_code=None, rate=None):
 	from erpnext.accounts.doctype.pricing_rule.utils import (
 		get_applied_pricing_rules,
 		get_pricing_rule_items,
@@ -403,6 +411,7 @@
 			if pricing_rule.rate_or_discount == 'Discount Percentage':
 				item_details.discount_percentage = 0.0
 				item_details.discount_amount = 0.0
+				item_details.rate = rate or 0.0
 
 			if pricing_rule.rate_or_discount == 'Discount Amount':
 				item_details.discount_amount = 0.0
@@ -421,6 +430,7 @@
 			item_details.applied_on_items = ','.join(items)
 
 	item_details.pricing_rules = ''
+	item_details.pricing_rule_removed = True
 
 	return item_details
 
@@ -432,9 +442,12 @@
 	out = []
 	for item in item_list:
 		item = frappe._dict(item)
-		if item.get('pricing_rules'):
-			out.append(remove_pricing_rule_for_item(item.get("pricing_rules"),
-				item, item.item_code))
+		if item.get("pricing_rules"):
+			out.append(
+				remove_pricing_rule_for_item(
+					item.get("pricing_rules"), item, item.item_code, item.get("price_list_rate")
+				)
+			)
 
 	return out
 
diff --git a/erpnext/accounts/doctype/pricing_rule/test_pricing_rule.py b/erpnext/accounts/doctype/pricing_rule/test_pricing_rule.py
index 968137e..8338a5b0 100644
--- a/erpnext/accounts/doctype/pricing_rule/test_pricing_rule.py
+++ b/erpnext/accounts/doctype/pricing_rule/test_pricing_rule.py
@@ -628,6 +628,46 @@
 		for doc in [si, si1]:
 			doc.delete()
 
+	def test_remove_pricing_rule(self):
+		item = make_item("Water Flask")
+		make_item_price("Water Flask", "_Test Price List", 100)
+
+		pricing_rule_record = {
+			"doctype": "Pricing Rule",
+			"title": "_Test Water Flask Rule",
+			"apply_on": "Item Code",
+			"price_or_product_discount": "Price",
+			"items": [{
+				"item_code": "Water Flask",
+			}],
+			"selling": 1,
+			"currency": "INR",
+			"rate_or_discount": "Discount Percentage",
+			"discount_percentage": 20,
+			"company": "_Test Company"
+		}
+		rule = frappe.get_doc(pricing_rule_record)
+		rule.insert()
+
+		si = create_sales_invoice(do_not_save=True, item_code="Water Flask")
+		si.selling_price_list = "_Test Price List"
+		si.save()
+
+		self.assertEqual(si.items[0].price_list_rate, 100)
+		self.assertEqual(si.items[0].discount_percentage, 20)
+		self.assertEqual(si.items[0].rate, 80)
+
+		si.ignore_pricing_rule = 1
+		si.save()
+
+		self.assertEqual(si.items[0].discount_percentage, 0)
+		self.assertEqual(si.items[0].rate, 100)
+
+		si.delete()
+		rule.delete()
+		frappe.get_doc("Item Price", {"item_code": "Water Flask"}).delete()
+		item.delete()
+
 	def test_multiple_pricing_rules_with_min_qty(self):
 		make_pricing_rule(discount_percentage=20, selling=1, priority=1, min_qty=4,
 			apply_multiple_pricing_rules=1, title="_Test Pricing Rule with Min Qty - 1")
@@ -648,6 +688,7 @@
 		frappe.delete_doc_if_exists("Pricing Rule", "_Test Pricing Rule with Min Qty - 1")
 		frappe.delete_doc_if_exists("Pricing Rule", "_Test Pricing Rule with Min Qty - 2")
 
+
 test_dependencies = ["Campaign"]
 
 def make_pricing_rule(**args):
diff --git a/erpnext/controllers/accounts_controller.py b/erpnext/controllers/accounts_controller.py
index 8be88b8..994b903 100644
--- a/erpnext/controllers/accounts_controller.py
+++ b/erpnext/controllers/accounts_controller.py
@@ -407,6 +407,22 @@
 								if item_qty != len(get_serial_nos(item.get('serial_no'))):
 									item.set(fieldname, value)
 
+							elif (
+								ret.get("pricing_rule_removed")
+								and value is not None
+								and fieldname
+								in [
+									"discount_percentage",
+									"discount_amount",
+									"rate",
+									"margin_rate_or_amount",
+									"margin_type",
+									"remove_free_item",
+								]
+							):
+								# reset pricing rule fields if pricing_rule_removed
+								item.set(fieldname, value)
+
 					if self.doctype in ["Purchase Invoice", "Sales Invoice"] and item.meta.get_field('is_fixed_asset'):
 						item.set('is_fixed_asset', ret.get('is_fixed_asset', 0))
 
diff --git a/erpnext/public/js/controllers/transaction.js b/erpnext/public/js/controllers/transaction.js
index ab3e802..aa3e2f3 100644
--- a/erpnext/public/js/controllers/transaction.js
+++ b/erpnext/public/js/controllers/transaction.js
@@ -1463,7 +1463,8 @@
 						"item_code": d.item_code,
 						"pricing_rules": d.pricing_rules,
 						"parenttype": d.parenttype,
-						"parent": d.parent
+						"parent": d.parent,
+						"price_list_rate": d.price_list_rate
 					})
 				}
 			});