brotherton-erpnext/erpnext/patches/v13_0/create_gst_payment_entry_fields.py

# Copyright (c) 2021, Frappe and Contributors
# License: GNU General Public License v3. See license.txt

import frappe
from frappe.custom.doctype.custom_field.custom_field import create_custom_fields


def execute():
	frappe.reload_doc("accounts", "doctype", "advance_taxes_and_charges")
	frappe.reload_doc("accounts", "doctype", "payment_entry")

	if frappe.db.exists("Company", {"country": "India"}):
		custom_fields = {
			"Payment Entry": [
				dict(
					fieldname="gst_section",
					label="GST Details",
					fieldtype="Section Break",
					insert_after="deductions",
					print_hide=1,
					collapsible=1,
				),
				dict(
					fieldname="company_address",
					label="Company Address",
					fieldtype="Link",
					insert_after="gst_section",
					print_hide=1,
					options="Address",
				),
				dict(
					fieldname="company_gstin",
					label="Company GSTIN",
					fieldtype="Data",
					insert_after="company_address",
					fetch_from="company_address.gstin",
					print_hide=1,
					read_only=1,
				),
				dict(
					fieldname="place_of_supply",
					label="Place of Supply",
					fieldtype="Data",
					insert_after="company_gstin",
					print_hide=1,
					read_only=1,
				),
				dict(
					fieldname="customer_address",
					label="Customer Address",
					fieldtype="Link",
					insert_after="place_of_supply",
					print_hide=1,
					options="Address",
					depends_on='eval:doc.party_type == "Customer"',
				),
				dict(
					fieldname="customer_gstin",
					label="Customer GSTIN",
					fieldtype="Data",
					insert_after="customer_address",
					fetch_from="customer_address.gstin",
					print_hide=1,
					read_only=1,
				),
			]
		}

		create_custom_fields(custom_fields, update=True)
	else:
		fields = [
			"gst_section",
			"company_address",
			"company_gstin",
			"place_of_supply",
			"customer_address",
			"customer_gstin",
		]
		for field in fields:
			frappe.delete_doc_if_exists("Custom Field", f"Payment Entry-{field}")