brotherton-erpnext/erpnext/controllers/taxes_and_totals.py
Manas Solanki da486eeebd Loyalty Program (#12631)
* First Cut for the Loyalty Program

* finished the collection part

* redmeption for the loyalty point

	update the loyalty point entry in the FIFO style
	make the accounting entry knocking the debtors account against the expense account selected in the loyalty program
	update the outstanding balance in the client side

* completed for the desk viewe

* wrap up for the desk and shopping cart

* pos

* fix and test the travis
2018-07-06 12:36:57 +05:30

648 lines
25 KiB
Python

# Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
# License: GNU General Public License v3. See license.txt
from __future__ import unicode_literals
import json
import frappe, erpnext
from frappe import _, scrub
from frappe.utils import cint, flt, round_based_on_smallest_currency_fraction
from erpnext.controllers.accounts_controller import validate_conversion_rate, \
validate_taxes_and_charges, validate_inclusive_tax
class calculate_taxes_and_totals(object):
def __init__(self, doc):
self.doc = doc
self.calculate()
def calculate(self):
self.discount_amount_applied = False
self._calculate()
if self.doc.meta.get_field("discount_amount"):
self.set_discount_amount()
self.apply_discount_amount()
if self.doc.doctype in ["Sales Invoice", "Purchase Invoice"]:
self.calculate_total_advance()
if self.doc.meta.get_field("other_charges_calculation"):
self.set_item_wise_tax_breakup()
def _calculate(self):
self.validate_conversion_rate()
self.calculate_item_values()
self.initialize_taxes()
self.determine_exclusive_rate()
self.calculate_net_total()
self.calculate_taxes()
self.manipulate_grand_total_for_inclusive_tax()
self.calculate_totals()
self._cleanup()
self.calculate_total_net_weight()
def validate_conversion_rate(self):
# validate conversion rate
company_currency = erpnext.get_company_currency(self.doc.company)
if not self.doc.currency or self.doc.currency == company_currency:
self.doc.currency = company_currency
self.doc.conversion_rate = 1.0
else:
validate_conversion_rate(self.doc.currency, self.doc.conversion_rate,
self.doc.meta.get_label("conversion_rate"), self.doc.company)
self.doc.conversion_rate = flt(self.doc.conversion_rate)
def calculate_item_values(self):
if not self.discount_amount_applied:
for item in self.doc.get("items"):
self.doc.round_floats_in(item)
if item.discount_percentage == 100:
item.rate = 0.0
elif not item.rate:
item.rate = flt(item.price_list_rate *
(1.0 - (item.discount_percentage / 100.0)), item.precision("rate"))
if item.doctype in ['Quotation Item', 'Sales Order Item', 'Delivery Note Item', 'Sales Invoice Item']:
item.rate_with_margin, item.base_rate_with_margin = self.calculate_margin(item)
item.rate = flt(item.rate_with_margin * (1.0 - (item.discount_percentage / 100.0)), item.precision("rate"))\
if item.rate_with_margin > 0 else item.rate
item.net_rate = item.rate
item.amount = flt(item.rate * item.qty, item.precision("amount"))
item.net_amount = item.amount
self._set_in_company_currency(item, ["price_list_rate", "rate", "net_rate", "amount", "net_amount"])
item.item_tax_amount = 0.0
def _set_in_company_currency(self, doc, fields):
"""set values in base currency"""
for f in fields:
val = flt(flt(doc.get(f), doc.precision(f)) * self.doc.conversion_rate, doc.precision("base_" + f))
doc.set("base_" + f, val)
def initialize_taxes(self):
for tax in self.doc.get("taxes"):
if not self.discount_amount_applied:
validate_taxes_and_charges(tax)
validate_inclusive_tax(tax, self.doc)
tax.item_wise_tax_detail = {}
tax_fields = ["total", "tax_amount_after_discount_amount",
"tax_amount_for_current_item", "grand_total_for_current_item",
"tax_fraction_for_current_item", "grand_total_fraction_for_current_item"]
if tax.charge_type != "Actual" and \
not (self.discount_amount_applied and self.doc.apply_discount_on=="Grand Total"):
tax_fields.append("tax_amount")
for fieldname in tax_fields:
tax.set(fieldname, 0.0)
self.doc.round_floats_in(tax)
def determine_exclusive_rate(self):
if not any((cint(tax.included_in_print_rate) for tax in self.doc.get("taxes"))):
return
for item in self.doc.get("items"):
item_tax_map = self._load_item_tax_rate(item.item_tax_rate)
cumulated_tax_fraction = 0
for i, tax in enumerate(self.doc.get("taxes")):
tax.tax_fraction_for_current_item = self.get_current_tax_fraction(tax, item_tax_map)
if i==0:
tax.grand_total_fraction_for_current_item = 1 + tax.tax_fraction_for_current_item
else:
tax.grand_total_fraction_for_current_item = \
self.doc.get("taxes")[i-1].grand_total_fraction_for_current_item \
+ tax.tax_fraction_for_current_item
cumulated_tax_fraction += tax.tax_fraction_for_current_item
if cumulated_tax_fraction and not self.discount_amount_applied and item.qty:
item.net_amount = flt(item.amount / (1 + cumulated_tax_fraction))
item.net_rate = flt(item.net_amount / item.qty, item.precision("net_rate"))
item.discount_percentage = flt(item.discount_percentage,
item.precision("discount_percentage"))
self._set_in_company_currency(item, ["net_rate", "net_amount"])
def _load_item_tax_rate(self, item_tax_rate):
return json.loads(item_tax_rate) if item_tax_rate else {}
def get_current_tax_fraction(self, tax, item_tax_map):
"""
Get tax fraction for calculating tax exclusive amount
from tax inclusive amount
"""
current_tax_fraction = 0
if cint(tax.included_in_print_rate):
tax_rate = self._get_tax_rate(tax, item_tax_map)
if tax.charge_type == "On Net Total":
current_tax_fraction = tax_rate / 100.0
elif tax.charge_type == "On Previous Row Amount":
current_tax_fraction = (tax_rate / 100.0) * \
self.doc.get("taxes")[cint(tax.row_id) - 1].tax_fraction_for_current_item
elif tax.charge_type == "On Previous Row Total":
current_tax_fraction = (tax_rate / 100.0) * \
self.doc.get("taxes")[cint(tax.row_id) - 1].grand_total_fraction_for_current_item
if getattr(tax, "add_deduct_tax", None):
current_tax_fraction *= -1.0 if (tax.add_deduct_tax == "Deduct") else 1.0
return current_tax_fraction
def _get_tax_rate(self, tax, item_tax_map):
if tax.account_head in item_tax_map:
return flt(item_tax_map.get(tax.account_head), self.doc.precision("rate", tax))
else:
return tax.rate
def calculate_net_total(self):
self.doc.total_qty = self.doc.total = self.doc.base_total = self.doc.net_total = self.doc.base_net_total = 0.0
for item in self.doc.get("items"):
self.doc.total += item.amount
self.doc.total_qty += item.qty
self.doc.base_total += item.base_amount
self.doc.net_total += item.net_amount
self.doc.base_net_total += item.base_net_amount
self.doc.round_floats_in(self.doc, ["total", "base_total", "net_total", "base_net_total"])
if self.doc.doctype == 'Sales Invoice' and self.doc.is_pos:
self.doc.pos_total_qty = self.doc.total_qty
def calculate_taxes(self):
self.doc.rounding_adjustment = 0
# maintain actual tax rate based on idx
actual_tax_dict = dict([[tax.idx, flt(tax.tax_amount, tax.precision("tax_amount"))]
for tax in self.doc.get("taxes") if tax.charge_type == "Actual"])
for n, item in enumerate(self.doc.get("items")):
item_tax_map = self._load_item_tax_rate(item.item_tax_rate)
for i, tax in enumerate(self.doc.get("taxes")):
# tax_amount represents the amount of tax for the current step
current_tax_amount = self.get_current_tax_amount(item, tax, item_tax_map)
# Adjust divisional loss to the last item
if tax.charge_type == "Actual":
actual_tax_dict[tax.idx] -= current_tax_amount
if n == len(self.doc.get("items")) - 1:
current_tax_amount += actual_tax_dict[tax.idx]
# accumulate tax amount into tax.tax_amount
if tax.charge_type != "Actual" and \
not (self.discount_amount_applied and self.doc.apply_discount_on=="Grand Total"):
tax.tax_amount += current_tax_amount
# store tax_amount for current item as it will be used for
# charge type = 'On Previous Row Amount'
tax.tax_amount_for_current_item = current_tax_amount
# set tax after discount
tax.tax_amount_after_discount_amount += current_tax_amount
current_tax_amount = self.get_tax_amount_if_for_valuation_or_deduction(current_tax_amount, tax)
# note: grand_total_for_current_item contains the contribution of
# item's amount, previously applied tax and the current tax on that item
if i==0:
tax.grand_total_for_current_item = flt(item.net_amount + current_tax_amount)
else:
tax.grand_total_for_current_item = \
flt(self.doc.get("taxes")[i-1].grand_total_for_current_item + current_tax_amount)
# set precision in the last item iteration
if n == len(self.doc.get("items")) - 1:
self.round_off_totals(tax)
self.set_cumulative_total(i, tax)
self._set_in_company_currency(tax,
["total", "tax_amount", "tax_amount_after_discount_amount"])
# adjust Discount Amount loss in last tax iteration
if i == (len(self.doc.get("taxes")) - 1) and self.discount_amount_applied \
and self.doc.discount_amount and self.doc.apply_discount_on == "Grand Total":
self.doc.rounding_adjustment = flt(self.doc.grand_total
- flt(self.doc.discount_amount) - tax.total,
self.doc.precision("rounding_adjustment"))
def get_tax_amount_if_for_valuation_or_deduction(self, tax_amount, tax):
# if just for valuation, do not add the tax amount in total
# if tax/charges is for deduction, multiply by -1
if getattr(tax, "category", None):
tax_amount = 0.0 if (tax.category == "Valuation") else tax_amount
if self.doc.doctype in ["Purchase Order", "Purchase Invoice", "Purchase Receipt", "Supplier Quotation"]:
tax_amount *= -1.0 if (tax.add_deduct_tax == "Deduct") else 1.0
return tax_amount
def set_cumulative_total(self, row_idx, tax):
tax_amount = tax.tax_amount_after_discount_amount
tax_amount = self.get_tax_amount_if_for_valuation_or_deduction(tax_amount, tax)
if row_idx == 0:
tax.total = flt(self.doc.net_total + tax_amount, tax.precision("total"))
else:
tax.total = flt(self.doc.get("taxes")[row_idx-1].total + tax_amount, tax.precision("total"))
def get_current_tax_amount(self, item, tax, item_tax_map):
tax_rate = self._get_tax_rate(tax, item_tax_map)
current_tax_amount = 0.0
if tax.charge_type == "Actual":
# distribute the tax amount proportionally to each item row
actual = flt(tax.tax_amount, tax.precision("tax_amount"))
current_tax_amount = item.net_amount*actual / self.doc.net_total if self.doc.net_total else 0.0
elif tax.charge_type == "On Net Total":
current_tax_amount = (tax_rate / 100.0) * item.net_amount
elif tax.charge_type == "On Previous Row Amount":
current_tax_amount = (tax_rate / 100.0) * \
self.doc.get("taxes")[cint(tax.row_id) - 1].tax_amount_for_current_item
elif tax.charge_type == "On Previous Row Total":
current_tax_amount = (tax_rate / 100.0) * \
self.doc.get("taxes")[cint(tax.row_id) - 1].grand_total_for_current_item
self.set_item_wise_tax(item, tax, tax_rate, current_tax_amount)
return current_tax_amount
def set_item_wise_tax(self, item, tax, tax_rate, current_tax_amount):
# store tax breakup for each item
key = item.item_code or item.item_name
item_wise_tax_amount = current_tax_amount*self.doc.conversion_rate
if tax.item_wise_tax_detail.get(key):
item_wise_tax_amount += tax.item_wise_tax_detail[key][1]
tax.item_wise_tax_detail[key] = [tax_rate,flt(item_wise_tax_amount)]
def round_off_totals(self, tax):
tax.tax_amount = flt(tax.tax_amount, tax.precision("tax_amount"))
tax.tax_amount_after_discount_amount = flt(tax.tax_amount_after_discount_amount,
tax.precision("tax_amount"))
def manipulate_grand_total_for_inclusive_tax(self):
# if fully inclusive taxes and diff
if self.doc.get("taxes") and any([cint(t.included_in_print_rate) for t in self.doc.get("taxes")]):
last_tax = self.doc.get("taxes")[-1]
non_inclusive_tax_amount = sum([flt(d.tax_amount_after_discount_amount)
for d in self.doc.get("taxes") if not d.included_in_print_rate])
diff = self.doc.total + non_inclusive_tax_amount \
- flt(last_tax.total, last_tax.precision("total"))
if diff and abs(diff) <= (5.0 / 10**last_tax.precision("tax_amount")):
self.doc.rounding_adjustment = flt(flt(self.doc.rounding_adjustment) +
flt(diff), self.doc.precision("rounding_adjustment"))
def calculate_totals(self):
self.doc.grand_total = flt(self.doc.get("taxes")[-1].total) + flt(self.doc.rounding_adjustment) \
if self.doc.get("taxes") else flt(self.doc.net_total)
self.doc.total_taxes_and_charges = flt(self.doc.grand_total - self.doc.net_total
- flt(self.doc.rounding_adjustment), self.doc.precision("total_taxes_and_charges"))
self._set_in_company_currency(self.doc, ["total_taxes_and_charges", "rounding_adjustment"])
if self.doc.doctype in ["Quotation", "Sales Order", "Delivery Note", "Sales Invoice"]:
self.doc.base_grand_total = flt(self.doc.grand_total * self.doc.conversion_rate) \
if self.doc.total_taxes_and_charges else self.doc.base_net_total
else:
self.doc.taxes_and_charges_added = self.doc.taxes_and_charges_deducted = 0.0
for tax in self.doc.get("taxes"):
if tax.category in ["Valuation and Total", "Total"]:
if tax.add_deduct_tax == "Add":
self.doc.taxes_and_charges_added += flt(tax.tax_amount_after_discount_amount)
else:
self.doc.taxes_and_charges_deducted += flt(tax.tax_amount_after_discount_amount)
self.doc.round_floats_in(self.doc, ["taxes_and_charges_added", "taxes_and_charges_deducted"])
self.doc.base_grand_total = flt(self.doc.grand_total * self.doc.conversion_rate) \
if (self.doc.taxes_and_charges_added or self.doc.taxes_and_charges_deducted) \
else self.doc.base_net_total
self._set_in_company_currency(self.doc,
["taxes_and_charges_added", "taxes_and_charges_deducted"])
self.doc.round_floats_in(self.doc, ["grand_total", "base_grand_total"])
self.set_rounded_total()
def calculate_total_net_weight(self):
if self.doc.meta.get_field('total_net_weight'):
self.doc.total_net_weight = 0.0
for d in self.doc.items:
if d.total_weight:
self.doc.total_net_weight += d.total_weight
def set_rounded_total(self):
if self.doc.meta.get_field("rounded_total"):
if self.doc.is_rounded_total_disabled():
self.doc.rounded_total = self.doc.base_rounded_total = 0
return
self.doc.rounded_total = round_based_on_smallest_currency_fraction(self.doc.grand_total,
self.doc.currency, self.doc.precision("rounded_total"))
#if print_in_rate is set, we would have already calculated rounding adjustment
self.doc.rounding_adjustment += flt(self.doc.rounded_total - self.doc.grand_total,
self.doc.precision("rounding_adjustment"))
self._set_in_company_currency(self.doc, ["rounding_adjustment", "rounded_total"])
def _cleanup(self):
for tax in self.doc.get("taxes"):
tax.item_wise_tax_detail = json.dumps(tax.item_wise_tax_detail, separators=(',', ':'))
def set_discount_amount(self):
if self.doc.additional_discount_percentage:
self.doc.discount_amount = flt(flt(self.doc.get(scrub(self.doc.apply_discount_on)))
* self.doc.additional_discount_percentage / 100, self.doc.precision("discount_amount"))
def apply_discount_amount(self):
if self.doc.discount_amount:
if not self.doc.apply_discount_on:
frappe.throw(_("Please select Apply Discount On"))
self.doc.base_discount_amount = flt(self.doc.discount_amount * self.doc.conversion_rate,
self.doc.precision("base_discount_amount"))
total_for_discount_amount = self.get_total_for_discount_amount()
taxes = self.doc.get("taxes")
net_total = 0
if total_for_discount_amount:
# calculate item amount after Discount Amount
for i, item in enumerate(self.doc.get("items")):
distributed_amount = flt(self.doc.discount_amount) * \
item.net_amount / total_for_discount_amount
item.net_amount = flt(item.net_amount - distributed_amount, item.precision("net_amount"))
net_total += item.net_amount
# discount amount rounding loss adjustment if no taxes
if (not taxes or self.doc.apply_discount_on == "Net Total") \
and i == len(self.doc.get("items")) - 1:
discount_amount_loss = flt(self.doc.net_total - net_total - self.doc.discount_amount,
self.doc.precision("net_total"))
item.net_amount = flt(item.net_amount + discount_amount_loss,
item.precision("net_amount"))
item.net_rate = flt(item.net_amount / item.qty, item.precision("net_rate")) if item.qty else 0
self._set_in_company_currency(item, ["net_rate", "net_amount"])
self.discount_amount_applied = True
self._calculate()
else:
self.doc.base_discount_amount = 0
def get_total_for_discount_amount(self):
if self.doc.apply_discount_on == "Net Total":
return self.doc.net_total
else:
actual_taxes_dict = {}
for tax in self.doc.get("taxes"):
if tax.charge_type == "Actual":
tax_amount = self.get_tax_amount_if_for_valuation_or_deduction(tax.tax_amount, tax)
actual_taxes_dict.setdefault(tax.idx, tax_amount)
elif tax.row_id in actual_taxes_dict:
actual_tax_amount = flt(actual_taxes_dict.get(tax.row_id, 0)) * flt(tax.rate) / 100
actual_taxes_dict.setdefault(tax.idx, actual_tax_amount)
return flt(self.doc.grand_total - sum(actual_taxes_dict.values()),
self.doc.precision("grand_total"))
def calculate_total_advance(self):
if self.doc.docstatus < 2:
total_allocated_amount = sum([flt(adv.allocated_amount, adv.precision("allocated_amount"))
for adv in self.doc.get("advances")])
self.doc.total_advance = flt(total_allocated_amount, self.doc.precision("total_advance"))
grand_total = self.doc.rounded_total or self.doc.grand_total
if self.doc.party_account_currency == self.doc.currency:
invoice_total = flt(grand_total - flt(self.doc.write_off_amount),
self.doc.precision("grand_total"))
else:
base_write_off_amount = flt(flt(self.doc.write_off_amount) * self.doc.conversion_rate,
self.doc.precision("base_write_off_amount"))
invoice_total = flt(grand_total * self.doc.conversion_rate,
self.doc.precision("grand_total")) - base_write_off_amount
if invoice_total > 0 and self.doc.total_advance > invoice_total:
frappe.throw(_("Advance amount cannot be greater than {0} {1}")
.format(self.doc.party_account_currency, invoice_total))
if self.doc.docstatus == 0:
self.calculate_outstanding_amount()
def calculate_outstanding_amount(self):
# NOTE:
# write_off_amount is only for POS Invoice
# total_advance is only for non POS Invoice
if self.doc.doctype == "Sales Invoice":
self.calculate_paid_amount()
if self.doc.is_return and self.doc.return_against: return
self.doc.round_floats_in(self.doc, ["grand_total", "total_advance", "write_off_amount"])
self._set_in_company_currency(self.doc, ['write_off_amount'])
if self.doc.doctype in ["Sales Invoice", "Purchase Invoice"]:
grand_total = self.doc.rounded_total or self.doc.grand_total
if self.doc.party_account_currency == self.doc.currency:
total_amount_to_pay = flt(grand_total - self.doc.total_advance
- flt(self.doc.write_off_amount), self.doc.precision("grand_total"))
else:
total_amount_to_pay = flt(flt(grand_total *
self.doc.conversion_rate, self.doc.precision("grand_total")) - self.doc.total_advance
- flt(self.doc.base_write_off_amount), self.doc.precision("grand_total"))
self.doc.round_floats_in(self.doc, ["paid_amount"])
change_amount = 0
if self.doc.doctype == "Sales Invoice":
self.calculate_write_off_amount()
self.calculate_change_amount()
change_amount = self.doc.change_amount \
if self.doc.party_account_currency == self.doc.currency else self.doc.base_change_amount
paid_amount = self.doc.paid_amount \
if self.doc.party_account_currency == self.doc.currency else self.doc.base_paid_amount
self.doc.outstanding_amount = flt(total_amount_to_pay - flt(paid_amount) + flt(change_amount),
self.doc.precision("outstanding_amount"))
def calculate_paid_amount(self):
paid_amount = base_paid_amount = 0.0
if self.doc.is_pos:
for payment in self.doc.get('payments'):
payment.amount = flt(payment.amount)
payment.base_amount = payment.amount * flt(self.doc.conversion_rate)
paid_amount += payment.amount
base_paid_amount += payment.base_amount
elif not self.doc.is_return:
self.doc.set('payments', [])
if self.doc.redeem_loyalty_points and self.doc.loyalty_amount:
base_paid_amount += self.doc.loyalty_amount
paid_amount += (self.doc.loyalty_amount / flt(self.doc.conversion_rate))
self.doc.paid_amount = flt(paid_amount, self.doc.precision("paid_amount"))
self.doc.base_paid_amount = flt(base_paid_amount, self.doc.precision("base_paid_amount"))
def calculate_change_amount(self):
self.doc.change_amount = 0.0
self.doc.base_change_amount = 0.0
if self.doc.doctype == "Sales Invoice" \
and self.doc.paid_amount > self.doc.grand_total and not self.doc.is_return \
and any([d.type == "Cash" for d in self.doc.payments]):
grand_total = self.doc.rounded_total or self.doc.grand_total
base_grand_total = self.doc.base_rounded_total or self.doc.base_grand_total
self.doc.change_amount = flt(self.doc.paid_amount - grand_total +
self.doc.write_off_amount, self.doc.precision("change_amount"))
self.doc.base_change_amount = flt(self.doc.base_paid_amount - base_grand_total +
self.doc.base_write_off_amount, self.doc.precision("base_change_amount"))
def calculate_write_off_amount(self):
if flt(self.doc.change_amount) > 0:
self.doc.write_off_amount = flt(self.doc.grand_total - self.doc.paid_amount
+ self.doc.change_amount, self.doc.precision("write_off_amount"))
self.doc.base_write_off_amount = flt(self.doc.write_off_amount * self.doc.conversion_rate,
self.doc.precision("base_write_off_amount"))
def calculate_margin(self, item):
rate_with_margin = 0.0
base_rate_with_margin = 0.0
if item.price_list_rate:
if item.pricing_rule and not self.doc.ignore_pricing_rule:
pricing_rule = frappe.get_doc('Pricing Rule', item.pricing_rule)
if (pricing_rule.margin_type == 'Amount' and pricing_rule.currency == self.doc.currency)\
or (pricing_rule.margin_type == 'Percentage'):
item.margin_type = pricing_rule.margin_type
item.margin_rate_or_amount = pricing_rule.margin_rate_or_amount
else:
item.margin_type = None
item.margin_rate_or_amount = 0.0
if item.margin_type and item.margin_rate_or_amount:
margin_value = item.margin_rate_or_amount if item.margin_type == 'Amount' else flt(item.price_list_rate) * flt(item.margin_rate_or_amount) / 100
rate_with_margin = flt(item.price_list_rate) + flt(margin_value)
base_rate_with_margin = flt(rate_with_margin) * flt(self.doc.conversion_rate)
return rate_with_margin, base_rate_with_margin
def set_item_wise_tax_breakup(self):
self.doc.other_charges_calculation = get_itemised_tax_breakup_html(self.doc)
def get_itemised_tax_breakup_html(doc):
if not doc.taxes:
return
frappe.flags.company = doc.company
# get headers
tax_accounts = []
for tax in doc.taxes:
if getattr(tax, "category", None) and tax.category=="Valuation":
continue
if tax.description not in tax_accounts:
tax_accounts.append(tax.description)
headers = get_itemised_tax_breakup_header(doc.doctype + " Item", tax_accounts)
# get tax breakup data
itemised_tax, itemised_taxable_amount = get_itemised_tax_breakup_data(doc)
get_rounded_tax_amount(itemised_tax, doc.precision("tax_amount", "taxes"))
update_itemised_tax_data(doc)
frappe.flags.company = None
return frappe.render_template(
"templates/includes/itemised_tax_breakup.html", dict(
headers=headers,
itemised_tax=itemised_tax,
itemised_taxable_amount=itemised_taxable_amount,
tax_accounts=tax_accounts,
conversion_rate=doc.conversion_rate,
currency=doc.currency
)
)
@erpnext.allow_regional
def update_itemised_tax_data(doc):
#Don't delete this method, used for localization
pass
@erpnext.allow_regional
def get_itemised_tax_breakup_header(item_doctype, tax_accounts):
return [_("Item"), _("Taxable Amount")] + tax_accounts
@erpnext.allow_regional
def get_itemised_tax_breakup_data(doc):
itemised_tax = get_itemised_tax(doc.taxes)
itemised_taxable_amount = get_itemised_taxable_amount(doc.items)
return itemised_tax, itemised_taxable_amount
def get_itemised_tax(taxes):
itemised_tax = {}
for tax in taxes:
if getattr(tax, "category", None) and tax.category=="Valuation":
continue
item_tax_map = json.loads(tax.item_wise_tax_detail) if tax.item_wise_tax_detail else {}
if item_tax_map:
for item_code, tax_data in item_tax_map.items():
itemised_tax.setdefault(item_code, frappe._dict())
tax_rate = 0.0
tax_amount = 0.0
if isinstance(tax_data, list):
tax_rate = flt(tax_data[0])
tax_amount = flt(tax_data[1])
else:
tax_rate = flt(tax_data)
itemised_tax[item_code][tax.description] = frappe._dict(dict(
tax_rate = tax_rate,
tax_amount = tax_amount
))
return itemised_tax
def get_itemised_taxable_amount(items):
itemised_taxable_amount = frappe._dict()
for item in items:
item_code = item.item_code or item.item_name
itemised_taxable_amount.setdefault(item_code, 0)
itemised_taxable_amount[item_code] += item.net_amount
return itemised_taxable_amount
def get_rounded_tax_amount(itemised_tax, precision):
# Rounding based on tax_amount precision
for taxes in itemised_tax.values():
for tax_account in taxes:
taxes[tax_account]["tax_amount"] = flt(taxes[tax_account]["tax_amount"], precision)