fix: incorrect stock quantity if 'Allow Multiple Material Consumption' has enabled

erpnext/manufacturing/doctype/work_order/test_work_order.py

@@ -491,6 +491,39 @@ class TestWorkOrder(unittest.TestCase):
 		work_order1.save()
 		self.assertEqual(work_order1.operations[0].time_in_mins, 40.0)
 
+	def test_partial_material_consumption(self):
+		frappe.db.set_value("Manufacturing Settings", None, "material_consumption", 1)
+		wo_order = make_wo_order_test_record(planned_start_date=now(), qty=4)
+
+		ste_cancel_list = []
+		ste1 = test_stock_entry.make_stock_entry(item_code="_Test Item",
+			target="_Test Warehouse - _TC", qty=20, basic_rate=5000.0)
+		ste2 = test_stock_entry.make_stock_entry(item_code="_Test Item Home Desktop 100",
+			target="_Test Warehouse - _TC", qty=20, basic_rate=1000.0)
+
+		ste_cancel_list.extend([ste1, ste2])
+
+		s = frappe.get_doc(make_stock_entry(wo_order.name, "Material Transfer for Manufacture", 4))
+		s.submit()
+		ste_cancel_list.append(s)
+
+		ste1 = frappe.get_doc(make_stock_entry(wo_order.name, "Manufacture", 2))
+		ste1.submit()
+		ste_cancel_list.append(ste1)
+
+		print(wo_order.name)
+		ste3 = frappe.get_doc(make_stock_entry(wo_order.name, "Material Consumption for Manufacture", 2))
+		self.assertEquals(ste3.fg_completed_qty, 2)
+
+		expected_qty = {"_Test Item": 2, "_Test Item Home Desktop 100": 4}
+		for row in ste3.items:
+			self.assertEquals(row.qty, expected_qty.get(row.item_code))
+
+		for ste_doc in ste_cancel_list:
+			ste_doc.cancel()
+
+		frappe.db.set_value("Manufacturing Settings", None, "material_consumption", 0)
+
 def get_scrap_item_details(bom_no):
 	scrap_items = {}
 	for item in frappe.db.sql("""select item_code, stock_qty from `tabBOM Scrap Item`

erpnext/manufacturing/doctype/work_order/work_order.js

@@ -545,7 +545,8 @@ erpnext.work_order = {
 						var tbl = frm.doc.required_items || [];
 						var tbl_lenght = tbl.length;
 						for (var i = 0, len = tbl_lenght; i < len; i++) {
-							if (flt(frm.doc.required_items[i].required_qty) > flt(frm.doc.required_items[i].consumed_qty)) {
+							let wo_item_qty = frm.doc.required_items[i].transferred_qty || frm.doc.required_items[i].required_qty;
+							if (flt(wo_item_qty) > flt(frm.doc.required_items[i].consumed_qty)) {
 								counter += 1;
 							}
 						}

erpnext/stock/doctype/stock_entry/stock_entry.js

@@ -841,6 +841,10 @@ erpnext.stock.StockEntry = erpnext.stock.StockController.extend({
 		}
 	},
 
+	fg_completed_qty: function() {
+		this.get_items();
+	},
+
 	get_items: function() {
 		var me = this;
 		if(!this.frm.doc.fg_completed_qty || !this.frm.doc.bom_no)
@@ -850,6 +854,7 @@ erpnext.stock.StockEntry = erpnext.stock.StockController.extend({
 			// if work order / bom is mentioned, get items
 			return this.frm.call({
 				doc: me.frm.doc,
+				freeze: true,
 				method: "get_items",
 				callback: function(r) {
 					if(!r.exc) refresh_field("items");

erpnext/stock/doctype/stock_entry/stock_entry.py

@@ -1033,25 +1033,21 @@ class StockEntry(StockController):
 		wo = frappe.get_doc("Work Order", self.work_order)
 		wo_items = frappe.get_all('Work Order Item',
 			filters={'parent': self.work_order},
-			fields=["item_code", "required_qty", "consumed_qty"]
+			fields=["item_code", "required_qty", "consumed_qty", "transferred_qty"]
 			)
 
+		work_order_qty = wo.material_transferred_for_manufacturing or wo.qty
 		for item in wo_items:
-			qty = item.required_qty
-
 			item_account_details = get_item_defaults(item.item_code, self.company)
 			# Take into account consumption if there are any.
-			if self.purpose == 'Manufacture':
+
-				req_qty_each = flt(item.required_qty / wo.qty)
+			wo_item_qty = item.transferred_qty or item.required_qty
-				if (flt(item.consumed_qty) != 0):
+
-					remaining_qty = flt(item.consumed_qty) - (flt(wo.produced_qty) * req_qty_each)
+			req_qty_each = (
-					exhaust_qty = req_qty_each * wo.produced_qty
+				(flt(wo_item_qty) - flt(item.consumed_qty)) /
-					if remaining_qty > exhaust_qty :
+					(flt(work_order_qty) - flt(wo.produced_qty))
-						if (remaining_qty/(req_qty_each * flt(self.fg_completed_qty))) >= 1:
+			)
-							qty =0
+
-						else:
-							qty = (req_qty_each * flt(self.fg_completed_qty)) - remaining_qty
-				else:
 			qty = req_qty_each * flt(self.fg_completed_qty)
 
 			if qty > 0:
@@ -1134,13 +1130,15 @@ class StockEntry(StockController):
 					else:
 						qty = req_qty_each * flt(self.fg_completed_qty)
 
-
 			elif backflushed_materials.get(item.item_code):
 				for d in backflushed_materials.get(item.item_code):
 					if d.get(item.warehouse):
 						if (qty > req_qty):
 							qty = (qty/trans_qty) * flt(self.fg_completed_qty)
 
+						if consumed_qty:
+							qty -= consumed_qty
+
 			if cint(frappe.get_cached_value('UOM', item.stock_uom, 'must_be_whole_number')):
 				qty = frappe.utils.ceil(qty)