Merge pull request #21156 from marination/mr-customer-provided-to-stock-entry

fix: Mapping Customer Provided Material Request to Stock Entry
diff --git a/erpnext/accounts/doctype/sales_invoice/test_sales_invoice.py b/erpnext/accounts/doctype/sales_invoice/test_sales_invoice.py
index 3d5ce8a..0e54b62 100644
--- a/erpnext/accounts/doctype/sales_invoice/test_sales_invoice.py
+++ b/erpnext/accounts/doctype/sales_invoice/test_sales_invoice.py
@@ -1926,6 +1926,16 @@
 		item.taxes = []
 		item.save()
 
+	def test_customer_provided_parts_si(self):
+		create_item('CUST-0987', is_customer_provided_item = 1, customer = '_Test Customer', is_purchase_item = 0)
+		si = create_sales_invoice(item_code='CUST-0987', rate=0)
+		self.assertEqual(si.get("items")[0].allow_zero_valuation_rate, 1)
+		self.assertEqual(si.get("items")[0].amount, 0)
+
+		# test if Sales Invoice with rate is allowed
+		si2 = create_sales_invoice(item_code='CUST-0987', do_not_save=True)
+		self.assertRaises(frappe.ValidationError, si2.save)
+
 def create_sales_invoice(**args):
 	si = frappe.new_doc("Sales Invoice")
 	args = frappe._dict(args)
@@ -1948,7 +1958,7 @@
 		"gst_hsn_code": "999800",
 		"warehouse": args.warehouse or "_Test Warehouse - _TC",
 		"qty": args.qty or 1,
-		"rate": args.rate or 100,
+		"rate": args.rate if args.get("rate") is not None else 100,
 		"income_account": args.income_account or "Sales - _TC",
 		"expense_account": args.expense_account or "Cost of Goods Sold - _TC",
 		"cost_center": args.cost_center or "_Test Cost Center - _TC",
diff --git a/erpnext/controllers/stock_controller.py b/erpnext/controllers/stock_controller.py
index f6908c0..4037f2f 100644
--- a/erpnext/controllers/stock_controller.py
+++ b/erpnext/controllers/stock_controller.py
@@ -21,6 +21,7 @@
 		super(StockController, self).validate()
 		self.validate_inspection()
 		self.validate_serialized_batch()
+		self.validate_customer_provided_item()
 
 	def make_gl_entries(self, gl_entries=None, repost_future_gle=True, from_repost=False):
 		if self.docstatus == 2:
@@ -377,6 +378,15 @@
 		for blanket_order in blanket_orders:
 			frappe.get_doc("Blanket Order", blanket_order).update_ordered_qty()
 
+	def validate_customer_provided_item(self):
+		for d in self.get('items'):
+			# Customer Provided parts will have zero valuation rate
+			if frappe.db.get_value('Item', d.item_code, 'is_customer_provided_item'):
+				d.allow_zero_valuation_rate = 1
+				if d.parenttype in ["Delivery Note", "Sales Invoice"] and d.rate:
+					frappe.throw(_("Row #{0}: {1} cannot have {2} as it is a Customer Provided Item")
+						.format(d.idx, frappe.bold(d.item_code), frappe.bold("Rate")))
+
 def update_gl_entries_after(posting_date, posting_time, for_warehouses=None, for_items=None,
 		warehouse_account=None, company=None):
 	def _delete_gl_entries(voucher_type, voucher_no):
diff --git a/erpnext/stock/doctype/delivery_note/delivery_note.py b/erpnext/stock/doctype/delivery_note/delivery_note.py
index 30d82ca..dc96e7b 100644
--- a/erpnext/stock/doctype/delivery_note/delivery_note.py
+++ b/erpnext/stock/doctype/delivery_note/delivery_note.py
@@ -112,7 +112,6 @@
 		self.so_required()
 		self.validate_proj_cust()
 		self.check_sales_order_on_hold_or_close("against_sales_order")
-		self.validate_for_items()
 		self.validate_warehouse()
 		self.validate_uom_is_integer("stock_uom", "stock_qty")
 		self.validate_uom_is_integer("uom", "qty")
@@ -166,12 +165,6 @@
 			if not res:
 				frappe.throw(_("Customer {0} does not belong to project {1}").format(self.customer, self.project))
 
-	def validate_for_items(self):
-		for d in self.get('items'):
-			#Customer Provided parts will have zero valuation rate
-			if frappe.db.get_value('Item', d.item_code, 'is_customer_provided_item'):
-				d.allow_zero_valuation_rate = 1
-
 	def validate_warehouse(self):
 		super(DeliveryNote, self).validate_warehouse()
 
diff --git a/erpnext/stock/doctype/delivery_note/test_delivery_note.py b/erpnext/stock/doctype/delivery_note/test_delivery_note.py
index dc92c5c..47a72b2 100644
--- a/erpnext/stock/doctype/delivery_note/test_delivery_note.py
+++ b/erpnext/stock/doctype/delivery_note/test_delivery_note.py
@@ -21,6 +21,7 @@
 from erpnext.selling.doctype.sales_order.test_sales_order import make_sales_order, create_dn_against_so
 from erpnext.accounts.doctype.account.test_account import get_inventory_account, create_account
 from erpnext.stock.doctype.warehouse.test_warehouse import get_warehouse
+from erpnext.stock.doctype.item.test_item import create_item
 
 class TestDeliveryNote(unittest.TestCase):
 	def setUp(self):
@@ -433,6 +434,15 @@
 		update_delivery_note_status(dn.name, "Closed")
 		self.assertEqual(frappe.db.get_value("Delivery Note", dn.name, "Status"), "Closed")
 
+	def test_customer_provided_parts_dn(self):
+		create_item('CUST-0987', is_customer_provided_item = 1, customer = '_Test Customer', is_purchase_item = 0)
+		dn = create_delivery_note(item_code='CUST-0987', rate=0)
+		self.assertEqual(dn.get("items")[0].allow_zero_valuation_rate, 1)
+
+		# test if Delivery Note with rate is allowed against Customer Provided Item
+		dn2 = create_delivery_note(item_code='CUST-0987', do_not_save=True)
+		self.assertRaises(frappe.ValidationError, dn2.save)
+
 	def test_dn_billing_status_case1(self):
 		# SO -> DN -> SI
 		so = make_sales_order()
@@ -671,7 +681,7 @@
 		"item_code": args.item or args.item_code or "_Test Item",
 		"warehouse": args.warehouse or "_Test Warehouse - _TC",
 		"qty": args.qty or 1,
-		"rate": args.rate or 100,
+		"rate": args.rate if args.get("rate") is not None else 100,
 		"conversion_factor": 1.0,
 		"allow_zero_valuation_rate": args.allow_zero_valuation_rate or 1,
 		"expense_account": args.expense_account or "Cost of Goods Sold - _TC",
diff --git a/erpnext/stock/doctype/material_request/material_request.py b/erpnext/stock/doctype/material_request/material_request.py
index 285643d..5b242a5 100644
--- a/erpnext/stock/doctype/material_request/material_request.py
+++ b/erpnext/stock/doctype/material_request/material_request.py
@@ -454,6 +454,9 @@
 		else:
 			target.s_warehouse = obj.warehouse
 
+		if source_parent.material_request_type == "Customer Provided":
+			target.allow_zero_valuation_rate = 1
+
 	def set_missing_values(source, target):
 		target.purpose = source.material_request_type
 		if source.job_card:
@@ -471,7 +474,7 @@
 			"doctype": "Stock Entry",
 			"validation": {
 				"docstatus": ["=", 1],
-				"material_request_type": ["in", ["Material Transfer", "Material Issue"]]
+				"material_request_type": ["in", ["Material Transfer", "Material Issue", "Customer Provided"]]
 			}
 		},
 		"Material Request Item": {
diff --git a/erpnext/stock/doctype/stock_entry/stock_entry.py b/erpnext/stock/doctype/stock_entry/stock_entry.py
index be4c78b..7cf822b 100644
--- a/erpnext/stock/doctype/stock_entry/stock_entry.py
+++ b/erpnext/stock/doctype/stock_entry/stock_entry.py
@@ -50,6 +50,7 @@
 		self.validate_posting_time()
 		self.validate_purpose()
 		self.validate_item()
+		self.validate_customer_provided_item()
 		self.validate_qty()
 		self.set_transfer_qty()
 		self.validate_uom_is_integer("uom", "qty")
@@ -203,10 +204,6 @@
 				frappe.throw(_("Row #{0}: Please specify Serial No for Item {1}").format(item.idx, item.item_code),
 					frappe.MandatoryError)
 
-			#Customer Provided parts will have zero valuation rate
-			if frappe.db.get_value('Item', item.item_code, 'is_customer_provided_item'):
-				item.allow_zero_valuation_rate = 1
-
 	def validate_qty(self):
 		manufacture_purpose = ["Manufacture", "Material Consumption for Manufacture"]
 
diff --git a/erpnext/stock/doctype/stock_entry/test_stock_entry.py b/erpnext/stock/doctype/stock_entry/test_stock_entry.py
index ee5f237..2afabe1 100644
--- a/erpnext/stock/doctype/stock_entry/test_stock_entry.py
+++ b/erpnext/stock/doctype/stock_entry/test_stock_entry.py
@@ -744,7 +744,7 @@
 
 	def test_customer_provided_parts_se(self):
 		create_item('CUST-0987', is_customer_provided_item = 1, customer = '_Test Customer', is_purchase_item = 0)
-		se = make_stock_entry(item_code='CUST-0987', purporse = 'Material Receipt', qty=4, to_warehouse = "_Test Warehouse - _TC")
+		se = make_stock_entry(item_code='CUST-0987', purpose = 'Material Receipt', qty=4, to_warehouse = "_Test Warehouse - _TC")
 		self.assertEqual(se.get("items")[0].allow_zero_valuation_rate, 1)
 		self.assertEqual(se.get("items")[0].amount, 0)