Added DocType override for Sales Invoice and Quotation naming

rangeldigital/rangel_digital/overrides/quotation.py

@@ -0,0 +1,26 @@
+import random
+import frappe
+from frappe.model.naming import parse_naming_series
+from erpnext.selling.doctype.quotation.quotation import Quotation as OriginalQuotation
+
+class Quotation(OriginalQuotation):
+    def autoname(self):
+        # Use selected naming series or default from meta
+        naming_series_pattern = self.naming_series or frappe.get_meta(self.doctype).get_field("naming_series").options.split("\n")[0]
+
+        # Step 1: Resolve dynamic placeholders (like .YYYY.) WITHOUT incrementing the counter
+        prefix = parse_naming_series(naming_series_pattern)
+
+        # Remove any trailing dash if it exists
+        prefix = prefix.rstrip("-")
+
+        # Step 2: Append a random 6-digit number
+        random_part = str(random.randint(100_000, 999_999))  # 6-digit number
+        name = f"{prefix}-{random_part}"
+
+        # Step 3: Ensure name is unique
+        while frappe.db.exists(self.doctype, name):
+            random_part = str(random.randint(100_000, 999_999))  # 6-digit number
+            name = f"{prefix}-{random_part}"
+
+        self.name = name