brotherton-erpnext/erpnext/patches/v14_0/update_closing_balances.py

# Copyright (c) 2023, Frappe Technologies Pvt. Ltd. and Contributors
# License: MIT. See LICENSE


import frappe

from erpnext.accounts.doctype.account_closing_balance.account_closing_balance import (
	make_closing_entries,
)
from erpnext.accounts.utils import get_fiscal_year


def execute():
	frappe.db.truncate("Account Closing Balance")

	i = 0
	company_wise_order = {}
	for pcv in frappe.db.get_all(
		"Period Closing Voucher",
		fields=["company", "posting_date", "name"],
		filters={"docstatus": 1},
		order_by="posting_date",
	):

		company_wise_order.setdefault(pcv.company, [])
		if pcv.posting_date not in company_wise_order[pcv.company]:
			pcv_doc = frappe.get_doc("Period Closing Voucher", pcv.name)
			pcv_doc.year_start_date = get_fiscal_year(
				pcv.posting_date, pcv.fiscal_year, company=pcv.company
			)[1]

			# get gl entries against pcv
			gl_entries = frappe.db.get_all(
				"GL Entry", filters={"voucher_no": pcv.name, "is_cancelled": 0}, fields=["*"]
			)
			for entry in gl_entries:
				entry["is_period_closing_voucher_entry"] = 1
				entry["closing_date"] = pcv_doc.posting_date
				entry["period_closing_voucher"] = pcv_doc.name

			# get all gl entries for the year
			closing_entries = frappe.db.get_all(
				"GL Entry",
				filters={
					"is_cancelled": 0,
					"voucher_no": ["!=", pcv.name],
					"posting_date": ["between", [pcv_doc.year_start_date, pcv.posting_date]],
					"is_opening": "No",
				},
				fields=["*"],
			)

			if i == 0:
				# add opening entries only for the first pcv
				closing_entries += frappe.db.get_all(
					"GL Entry",
					filters={"is_cancelled": 0, "is_opening": "Yes"},
					fields=["*"],
				)

			for entry in closing_entries:
				entry["closing_date"] = pcv_doc.posting_date
				entry["period_closing_voucher"] = pcv_doc.name

			make_closing_entries(gl_entries + closing_entries, voucher_name=pcv.name)
			company_wise_order[pcv.company].append(pcv.posting_date)

			i += 1