perf: cached get_last_purchase_details to fix performance issue (#39854)

erpnext/controllers/stock_controller.py

@@ -942,6 +942,9 @@ class StockController(AccountsController):
 			"Stock Reconciliation",
 		)
 
+		if not frappe.get_all("Putaway Rule", limit=1):
+			return
+
 		if self.doctype == "Purchase Invoice" and self.get("update_stock") == 0:
 			valid_doctype = False
 

erpnext/stock/doctype/item/item.py

@@ -1122,6 +1122,7 @@ def validate_cancelled_item(item_code, docstatus=None):
 		frappe.throw(_("Item {0} is cancelled").format(item_code))
 
 
+@frappe.request_cache
 def get_last_purchase_details(item_code, doc_name=None, conversion_rate=1.0):
 	"""returns last purchase details in stock uom"""
 	# get last purchase order item details