fix: allow to make BOM against template item (#21146)

* fix: allow to make BOM against template item

* Update queries.py

Co-authored-by: Nabin Hait <nabinhait@gmail.com>

erpnext/controllers/queries.py

@@ -179,6 +179,12 @@ def item_query(doctype, txt, searchfield, start, page_len, filters, as_dict=Fals
 		# scan description only if items are less than 50000
 		description_cond = 'or tabItem.description LIKE %(txt)s'
 
+	extra_cond = " and tabItem.has_variants=0"
+	if (filters and isinstance(filters, dict)
+		and filters.get("doctype") == "BOM"):
+		extra_cond = ""
+		del filters["doctype"]
+
 	return frappe.db.sql("""select tabItem.name,
 		if(length(tabItem.item_name) > 40,
 			concat(substr(tabItem.item_name, 1, 40), "..."), item_name) as item_name,
@@ -188,11 +194,11 @@ def item_query(doctype, txt, searchfield, start, page_len, filters, as_dict=Fals
 		{columns}
 		from tabItem
 		where tabItem.docstatus < 2
-			and tabItem.has_variants=0
 			and tabItem.disabled=0
 			and (tabItem.end_of_life > %(today)s or ifnull(tabItem.end_of_life, '0000-00-00')='0000-00-00')
 			and ({scond} or tabItem.item_code IN (select parent from `tabItem Barcode` where barcode LIKE %(txt)s)
 				{description_cond})
+			{extra_cond}
 			{fcond} {mcond}
 		order by
 			if(locate(%(_txt)s, name), locate(%(_txt)s, name), 99999),
@@ -203,6 +209,7 @@ def item_query(doctype, txt, searchfield, start, page_len, filters, as_dict=Fals
 			key=searchfield,
 			columns=columns,
 			scond=searchfields,
+			extra_cond=extra_cond,
 			fcond=get_filters_cond(doctype, filters, conditions).replace('%', '%%'),
 			mcond=get_match_cond(doctype).replace('%', '%%'),
 			description_cond = description_cond),