brotherton-erpnext/erpnext/regional/india/utils.py
2018-06-06 02:09:17 +05:30

110 lines
4.0 KiB
Python

import frappe, re
from frappe import _
from frappe.utils import cstr
from erpnext.regional.india import states, state_numbers
from erpnext.controllers.taxes_and_totals import get_itemised_tax, get_itemised_taxable_amount
from erpnext.controllers.accounts_controller import get_taxes_and_charges
def validate_gstin_for_india(doc, method):
if not hasattr(doc, 'gstin'):
return
if doc.gstin:
doc.gstin = doc.gstin.upper()
if doc.gstin not in ["NA", "na"]:
p = re.compile("[0-9]{2}[a-zA-Z]{5}[0-9]{4}[a-zA-Z]{1}[1-9A-Za-z]{1}[Z]{1}[0-9a-zA-Z]{1}")
if not p.match(doc.gstin):
frappe.throw(_("Invalid GSTIN or Enter NA for Unregistered"))
if not doc.gst_state:
if doc.state in states:
doc.gst_state = doc.state
if doc.gst_state:
doc.gst_state_number = state_numbers[doc.gst_state]
if doc.gstin and doc.gstin != "NA" and doc.gst_state_number != doc.gstin[:2]:
frappe.throw(_("First 2 digits of GSTIN should match with State number {0}")
.format(doc.gst_state_number))
def get_itemised_tax_breakup_header(item_doctype, tax_accounts):
if frappe.get_meta(item_doctype).has_field('gst_hsn_code'):
return [_("HSN/SAC"), _("Taxable Amount")] + tax_accounts
else:
return [_("Item"), _("Taxable Amount")] + tax_accounts
def get_itemised_tax_breakup_data(doc):
itemised_tax = get_itemised_tax(doc.taxes)
itemised_taxable_amount = get_itemised_taxable_amount(doc.items)
if not frappe.get_meta(doc.doctype + " Item").has_field('gst_hsn_code'):
return itemised_tax, itemised_taxable_amount
item_hsn_map = frappe._dict()
for d in doc.items:
item_hsn_map.setdefault(d.item_code or d.item_name, d.get("gst_hsn_code"))
hsn_tax = {}
for item, taxes in itemised_tax.items():
hsn_code = item_hsn_map.get(item)
hsn_tax.setdefault(hsn_code, frappe._dict())
for tax_account, tax_detail in taxes.items():
hsn_tax[hsn_code].setdefault(tax_account, {"tax_rate": 0, "tax_amount": 0})
hsn_tax[hsn_code][tax_account]["tax_rate"] = tax_detail.get("tax_rate")
hsn_tax[hsn_code][tax_account]["tax_amount"] += tax_detail.get("tax_amount")
# set taxable amount
hsn_taxable_amount = frappe._dict()
for item, taxable_amount in itemised_taxable_amount.items():
hsn_code = item_hsn_map.get(item)
hsn_taxable_amount.setdefault(hsn_code, 0)
hsn_taxable_amount[hsn_code] += itemised_taxable_amount.get(item)
return hsn_tax, hsn_taxable_amount
def set_place_of_supply(doc, method=None):
doc.place_of_supply = get_place_of_supply(doc, doc.doctype)
# don't remove this function it is used in tests
def test_method():
'''test function'''
return 'overridden'
def get_place_of_supply(out, doctype):
if not frappe.get_meta('Address').has_field('gst_state'): return
if doctype in ("Sales Invoice", "Delivery Note"):
address_name = out.shipping_address_name or out.customer_address
elif doctype == "Purchase Invoice":
address_name = out.shipping_address or out.supplier_address
if address_name:
address = frappe.db.get_value("Address", address_name, ["gst_state", "gst_state_number"], as_dict=1)
return cstr(address.gst_state_number) + "-" + cstr(address.gst_state)
def get_regional_address_details(out, doctype, company):
out.place_of_supply = get_place_of_supply(out, doctype)
if not out.place_of_supply: return
if doctype in ("Sales Invoice", "Delivery Note"):
master_doctype = "Sales Taxes and Charges Template"
if not out.company_gstin:
return
elif doctype == "Purchase Invoice":
master_doctype = "Purchase Taxes and Charges Template"
if not out.supplier_gstin:
return
if doctype in ("Sales Invoice", "Delivery Note") and out.company_gstin[:2] != out.place_of_supply[:2]\
or (doctype == "Purchase Invoice" and out.supplier_gstin[:2] != out.place_of_supply[:2]):
default_tax = frappe.db.get_value(master_doctype, {"company": company, "is_inter_state":1, "disabled":0})
else:
default_tax = frappe.db.get_value(master_doctype, {"company": company, "disabled":0, "is_default": 1})
if not default_tax:
return
out["taxes_and_charges"] = default_tax
out.taxes = get_taxes_and_charges(master_doctype, default_tax)