fix: incorrect stock levels in the Batch

erpnext/stock/doctype/batch/batch.js

@@ -47,8 +47,6 @@ frappe.ui.form.on('Batch', {
 						return;
 					}
 
-					debugger
-
 					const section = frm.dashboard.add_section('', __("Stock Levels"));
 
 					// sort by qty

erpnext/stock/doctype/batch/test_batch.py

@@ -59,6 +59,73 @@ class TestBatch(FrappeTestCase):
 
 		return receipt
 
+	def test_batch_stock_levels(self, batch_qty=100):
+		"""Test automated batch creation from Purchase Receipt"""
+		self.make_batch_item("ITEM-BATCH-1")
+
+		receipt = frappe.get_doc(
+			dict(
+				doctype="Purchase Receipt",
+				supplier="_Test Supplier",
+				company="_Test Company",
+				items=[dict(item_code="ITEM-BATCH-1", qty=10, rate=10, warehouse="Stores - _TC")],
+			)
+		).insert()
+		receipt.submit()
+
+		receipt.load_from_db()
+		batch_no = get_batch_from_bundle(receipt.items[0].serial_and_batch_bundle)
+
+		bundle_id = (
+			SerialBatchCreation(
+				{
+					"item_code": "ITEM-BATCH-1",
+					"warehouse": "_Test Warehouse - _TC",
+					"actual_qty": 20,
+					"voucher_type": "Purchase Receipt",
+					"batches": frappe._dict({batch_no: 20}),
+					"type_of_transaction": "Inward",
+					"company": receipt.company,
+				}
+			)
+			.make_serial_and_batch_bundle()
+			.name
+		)
+
+		receipt2 = frappe.get_doc(
+			dict(
+				doctype="Purchase Receipt",
+				supplier="_Test Supplier",
+				company="_Test Company",
+				items=[
+					dict(
+						item_code="ITEM-BATCH-1",
+						qty=20,
+						rate=10,
+						warehouse="_Test Warehouse - _TC",
+						serial_and_batch_bundle=bundle_id,
+					)
+				],
+			)
+		).insert()
+		receipt2.submit()
+
+		receipt.load_from_db()
+		receipt2.load_from_db()
+
+		self.assertTrue(receipt.items[0].serial_and_batch_bundle)
+		self.assertTrue(receipt2.items[0].serial_and_batch_bundle)
+
+		batchwise_qty = frappe._dict({})
+		for receipt in [receipt, receipt2]:
+			batch_no = get_batch_from_bundle(receipt.items[0].serial_and_batch_bundle)
+			key = (batch_no, receipt.items[0].warehouse)
+			batchwise_qty[key] = receipt.items[0].qty
+
+		batches = get_batch_qty(batch_no)
+		for d in batches:
+			self.assertEqual(d.qty, batchwise_qty[(d.batch_no, d.warehouse)])
+
 	def test_stock_entry_incoming(self):
 		"""Test batch creation via Stock Entry (Work Order)"""
 

erpnext/stock/doctype/serial_and_batch_bundle/serial_and_batch_bundle.py

@@ -1272,24 +1272,29 @@ def get_reserved_batches_for_pos(kwargs):
 
 	if ids:
 		for d in get_serial_batch_ledgers(kwargs.item_code, docstatus=1, name=ids):
-			if d.batch_no not in pos_batches:
+			key = (d.batch_no, d.warehouse)
-				pos_batches[d.batch_no] = frappe._dict(
+			if key not in pos_batches:
+				pos_batches[key] = frappe._dict(
 					{
 						"qty": d.qty,
 						"warehouse": d.warehouse,
 					}
 				)
 			else:
-				pos_batches[d.batch_no].qty += d.qty
+				pos_batches[key].qty += d.qty
 
 	for row in pos_invoices:
 		if not row.batch_no:
 			continue
 
-		if row.batch_no in pos_batches:
+		if kwargs.get("batch_no") and row.batch_no != kwargs.get("batch_no"):
-			pos_batches[row.batch_no] -= row.qty * -1 if row.is_return else row.qty
+			continue
+
+		key = (row.batch_no, row.warehouse)
+		if key in pos_batches:
+			pos_batches[key] -= row.qty * -1 if row.is_return else row.qty
 		else:
-			pos_batches[row.batch_no] = frappe._dict(
+			pos_batches[key] = frappe._dict(
 				{
 					"qty": (row.qty * -1 if row.is_return else row.qty),
 					"warehouse": row.warehouse,
@@ -1309,6 +1314,7 @@ def get_auto_batch_nos(kwargs):
 		update_available_batches(available_batches, stock_ledgers_batches, pos_invoice_batches)
 
 	available_batches = list(filter(lambda x: x.qty > 0, available_batches))
+
 	if not qty:
 		return available_batches
 
@@ -1351,10 +1357,11 @@ def get_qty_based_available_batches(available_batches, qty):
 def update_available_batches(available_batches, reserved_batches=None, pos_invoice_batches=None):
 	for batches in [reserved_batches, pos_invoice_batches]:
 		if batches:
-			for batch_no, data in batches.items():
+			for key, data in batches.items():
+				batch_no, warehouse = key
 				batch_not_exists = True
 				for batch in available_batches:
-					if batch.batch_no == batch_no and batch.warehouse == data.warehouse:
+					if batch.batch_no == batch_no and batch.warehouse == warehouse:
 						batch.qty += data.qty
 						batch_not_exists = False
 
@@ -1563,7 +1570,7 @@ def get_stock_ledgers_batches(kwargs):
 		.groupby(stock_ledger_entry.batch_no, stock_ledger_entry.warehouse)
 	)
 
-	for field in ["warehouse", "item_code"]:
+	for field in ["warehouse", "item_code", "batch_no"]:
 		if not kwargs.get(field):
 			continue
 
@@ -1582,6 +1589,10 @@ def get_stock_ledgers_batches(kwargs):
 	data = query.run(as_dict=True)
 	batches = {}
 	for d in data:
-		batches[d.batch_no] = d
+		key = (d.batch_no, d.warehouse)
+		if key not in batches:
+			batches[key] = d
+		else:
+			batches[key].qty += d.qty
 
 	return batches