refactor: further changes to adapt to query builder changes

(cherry picked from commit 8235a551f0)

erpnext/manufacturing/doctype/bom_creator/bom_creator.py

@@ -360,6 +360,8 @@ class BOMCreator(Document):
 
 @frappe.whitelist()
 def get_children(doctype=None, parent=None, **kwargs):
+	from pypika.terms import ValueWrapper
+
 	if isinstance(kwargs, str):
 		kwargs = frappe.parse_json(kwargs)
 
@@ -373,7 +375,7 @@ def get_children(doctype=None, parent=None, **kwargs):
 		"parent as parent_id",
 		"qty",
 		"idx",
-		"'BOM Creator Item' as doctype",
+		ValueWrapper("BOM Creator Item").as_("doctype"),
 		"name",
 		"uom",
 		"rate",

erpnext/patches/v14_0/single_to_multi_dunning.py

@@ -1,4 +1,5 @@
 import frappe
+from pypika.terms import LiteralValue
 
 from erpnext.accounts.general_ledger import make_reverse_gl_entries
 
@@ -39,7 +40,7 @@ def execute():
 				"payment_amount",
 				# at the time of creating this dunning, the full amount was outstanding
 				"payment_amount as outstanding",
-				"'0' as paid_amount",
+				LiteralValue(0).as_("paid_amount"),
 				"discounted_amount",
 			],
 		)

erpnext/projects/doctype/timesheet/timesheet.py

@@ -383,7 +383,7 @@ def get_timesheet_data(name, project):
 		data = frappe.get_all(
 			"Timesheet",
 			fields=[
-				"(total_billable_amount - total_billed_amount) as billing_amt",
+				{"SUB": ["total_billable_amount", "total_billed_amount"], "as": "billing_amt"},
 				"total_billable_hours as billing_hours",
 			],
 			filters={"name": name},