feat: item wise tds calculation for purchase order.

erpnext/patches/v14_0/update_partial_tds_fields.py

@@ -0,0 +1,45 @@
+import frappe
+from frappe.utils import nowdate
+
+from erpnext.accounts.utils import FiscalYearError, get_fiscal_year
+
+
+def execute():
+	# Only do for current fiscal year, no need to repost for all years
+	for company in frappe.get_all("Company"):
+		try:
+			fiscal_year_details = get_fiscal_year(date=nowdate(), company=company.name, as_dict=True)
+
+			purchase_invoice = frappe.qb.DocType("Purchase Invoice")
+
+			frappe.qb.update(purchase_invoice).set(
+				purchase_invoice.tax_withholding_net_total, purchase_invoice.net_total
+			).set(
+				purchase_invoice.base_tax_withholding_net_total, purchase_invoice.base_net_total
+			).where(
+				purchase_invoice.company == company.name
+			).where(
+				purchase_invoice.apply_tds == 1
+			).where(
+				purchase_invoice.posting_date >= fiscal_year_details.year_start_date
+			).where(
+				purchase_invoice.docstatus == 1
+			).run()
+
+			purchase_order = frappe.qb.DocType("Purchase Order")
+
+			frappe.qb.update(purchase_order).set(
+				purchase_order.tax_withholding_net_total, purchase_order.net_total
+			).set(
+				purchase_order.base_tax_withholding_net_total, purchase_order.base_net_total
+			).where(
+				purchase_order.company == company.name
+			).where(
+				purchase_order.apply_tds == 1
+			).where(
+				purchase_order.transaction_date >= fiscal_year_details.year_start_date
+			).where(
+				purchase_order.docstatus == 1
+			).run()
+		except FiscalYearError:
+			pass