refactor: rewrite `Batch-Wise Balance History Report` queries in `QB`
diff --git a/erpnext/stock/report/batch_wise_balance_history/batch_wise_balance_history.py b/erpnext/stock/report/batch_wise_balance_history/batch_wise_balance_history.py
index 8a13300..2f54325 100644
--- a/erpnext/stock/report/batch_wise_balance_history/batch_wise_balance_history.py
+++ b/erpnext/stock/report/batch_wise_balance_history/batch_wise_balance_history.py
@@ -4,6 +4,7 @@
 
 import frappe
 from frappe import _
+from frappe.query_builder.functions import IfNull, Sum
 from frappe.utils import cint, flt, getdate
 
 
@@ -64,37 +65,35 @@
 	return columns
 
 
-def get_conditions(filters):
-	conditions = ""
+# get all details
+def get_stock_ledger_entries(filters):
 	if not filters.get("from_date"):
 		frappe.throw(_("'From Date' is required"))
 
-	if filters.get("to_date"):
-		conditions += " and posting_date <= '%s'" % filters["to_date"]
-	else:
+	if not filters.get("to_date"):
 		frappe.throw(_("'To Date' is required"))
 
-	for field in ["item_code", "warehouse", "batch_no", "company"]:
-		if filters.get(field):
-			conditions += " and {0} = {1}".format(field, frappe.db.escape(filters.get(field)))
-
-	return conditions
-
-
-# get all details
-def get_stock_ledger_entries(filters):
-	conditions = get_conditions(filters)
-	return frappe.db.sql(
-		"""
-		select item_code, batch_no, warehouse, posting_date, sum(actual_qty) as actual_qty
-		from `tabStock Ledger Entry`
-		where is_cancelled = 0 and docstatus < 2 and ifnull(batch_no, '') != '' %s
-		group by voucher_no, batch_no, item_code, warehouse
-		order by item_code, warehouse"""
-		% conditions,
-		as_dict=1,
+	sle = frappe.qb.DocType("Stock Ledger Entry")
+	query = (
+		frappe.qb.from_(sle)
+		.select(
+			sle.item_code,
+			sle.batch_no,
+			sle.warehouse,
+			sle.posting_date,
+			Sum(sle.actual_qty).as_("actual_qty"),
+		)
+		.where((sle.is_cancelled == 0) & (sle.docstatus < 2) & (IfNull(sle.batch_no, "") != ""))
+		.groupby(sle.voucher_no, sle.batch_no, sle.item_code, sle.warehouse)
+		.orderby(sle.item_code, sle.warehouse)
 	)
 
+	for field in ("item_code", "warehouse", "batch_no", "company"):
+		if filters.get(field):
+			query = query.where(sle[field] == filters[field])
+
+	return query.run(as_dict=True)
+
 
 def get_item_warehouse_batch_map(filters, float_precision):
 	sle = get_stock_ledger_entries(filters)
@@ -127,7 +126,9 @@
 
 def get_item_details(filters):
 	item_map = {}
-	for d in frappe.db.sql("select name, item_name, description, stock_uom from tabItem", as_dict=1):
+	for d in (frappe.qb.from_("Item").select("name", "item_name", "description", "stock_uom")).run(
+		as_dict=1
+	):
 		item_map.setdefault(d.name, d)
 
 	return item_map