1105 lines
36 KiB
Python
1105 lines
36 KiB
Python
# Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
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# License: GNU General Public License v3. See license.txt
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import json
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import frappe
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from frappe import _, scrub
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from frappe.model.document import Document
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from frappe.utils import cint, flt, round_based_on_smallest_currency_fraction
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import erpnext
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from erpnext.accounts.doctype.journal_entry.journal_entry import get_exchange_rate
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from erpnext.accounts.doctype.pricing_rule.utils import get_applied_pricing_rules
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from erpnext.controllers.accounts_controller import (
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validate_conversion_rate,
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validate_inclusive_tax,
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validate_taxes_and_charges,
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)
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from erpnext.stock.get_item_details import _get_item_tax_template
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class calculate_taxes_and_totals(object):
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def __init__(self, doc: Document):
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self.doc = doc
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frappe.flags.round_off_applicable_accounts = []
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self._items = self.filter_rows() if self.doc.doctype == "Quotation" else self.doc.get("items")
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get_round_off_applicable_accounts(self.doc.company, frappe.flags.round_off_applicable_accounts)
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self.calculate()
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def filter_rows(self):
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"""Exclude rows, that do not fulfill the filter criteria, from totals computation."""
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items = list(filter(lambda item: not item.get("is_alternative"), self.doc.get("items")))
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return items
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def calculate(self):
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if not len(self._items):
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return
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self.discount_amount_applied = False
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self._calculate()
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if self.doc.meta.get_field("discount_amount"):
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self.set_discount_amount()
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self.apply_discount_amount()
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# Update grand total as per cash and non trade discount
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if self.doc.apply_discount_on == "Grand Total" and self.doc.get("is_cash_or_non_trade_discount"):
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self.doc.grand_total -= self.doc.discount_amount
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self.doc.base_grand_total -= self.doc.base_discount_amount
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self.set_rounded_total()
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self.calculate_shipping_charges()
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if self.doc.doctype in ["Sales Invoice", "Purchase Invoice"]:
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self.calculate_total_advance()
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if self.doc.meta.get_field("other_charges_calculation"):
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self.set_item_wise_tax_breakup()
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def _calculate(self):
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self.validate_conversion_rate()
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self.calculate_item_values()
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self.validate_item_tax_template()
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self.initialize_taxes()
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self.determine_exclusive_rate()
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self.calculate_net_total()
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self.calculate_tax_withholding_net_total()
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self.calculate_taxes()
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self.manipulate_grand_total_for_inclusive_tax()
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self.calculate_totals()
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self._cleanup()
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self.calculate_total_net_weight()
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def calculate_tax_withholding_net_total(self):
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if hasattr(self.doc, "tax_withholding_net_total"):
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sum_net_amount = 0
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sum_base_net_amount = 0
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for item in self._items:
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if hasattr(item, "apply_tds") and item.apply_tds:
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sum_net_amount += item.net_amount
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sum_base_net_amount += item.base_net_amount
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self.doc.tax_withholding_net_total = sum_net_amount
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self.doc.base_tax_withholding_net_total = sum_base_net_amount
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def validate_item_tax_template(self):
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for item in self._items:
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if item.item_code and item.get("item_tax_template"):
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item_doc = frappe.get_cached_doc("Item", item.item_code)
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args = {
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"net_rate": item.net_rate or item.rate,
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"tax_category": self.doc.get("tax_category"),
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"posting_date": self.doc.get("posting_date"),
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"bill_date": self.doc.get("bill_date"),
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"transaction_date": self.doc.get("transaction_date"),
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"company": self.doc.get("company"),
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}
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item_group = item_doc.item_group
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item_group_taxes = []
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while item_group:
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item_group_doc = frappe.get_cached_doc("Item Group", item_group)
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item_group_taxes += item_group_doc.taxes or []
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item_group = item_group_doc.parent_item_group
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item_taxes = item_doc.taxes or []
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if not item_group_taxes and (not item_taxes):
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# No validation if no taxes in item or item group
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continue
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taxes = _get_item_tax_template(args, item_taxes + item_group_taxes, for_validate=True)
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if taxes:
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if item.item_tax_template not in taxes:
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item.item_tax_template = taxes[0]
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frappe.msgprint(
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_("Row {0}: Item Tax template updated as per validity and rate applied").format(
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item.idx, frappe.bold(item.item_code)
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)
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)
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def validate_conversion_rate(self):
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# validate conversion rate
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company_currency = erpnext.get_company_currency(self.doc.company)
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if not self.doc.currency or self.doc.currency == company_currency:
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self.doc.currency = company_currency
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self.doc.conversion_rate = 1.0
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else:
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validate_conversion_rate(
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self.doc.currency,
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self.doc.conversion_rate,
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self.doc.meta.get_label("conversion_rate"),
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self.doc.company,
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)
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self.doc.conversion_rate = flt(self.doc.conversion_rate)
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def calculate_item_values(self):
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if self.doc.get("is_consolidated"):
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return
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if not self.discount_amount_applied:
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for item in self._items:
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self.doc.round_floats_in(item)
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if item.discount_percentage == 100:
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item.rate = 0.0
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elif item.price_list_rate:
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if not item.rate or (item.pricing_rules and item.discount_percentage > 0):
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item.rate = flt(
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item.price_list_rate * (1.0 - (item.discount_percentage / 100.0)), item.precision("rate")
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)
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item.discount_amount = item.price_list_rate * (item.discount_percentage / 100.0)
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elif item.discount_amount and item.pricing_rules:
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item.rate = item.price_list_rate - item.discount_amount
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if item.doctype in [
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"Quotation Item",
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"Sales Order Item",
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"Delivery Note Item",
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"Sales Invoice Item",
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"POS Invoice Item",
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"Purchase Invoice Item",
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"Purchase Order Item",
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"Purchase Receipt Item",
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]:
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item.rate_with_margin, item.base_rate_with_margin = self.calculate_margin(item)
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if flt(item.rate_with_margin) > 0:
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item.rate = flt(
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item.rate_with_margin * (1.0 - (item.discount_percentage / 100.0)), item.precision("rate")
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)
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if item.discount_amount and not item.discount_percentage:
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item.rate = item.rate_with_margin - item.discount_amount
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else:
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item.discount_amount = item.rate_with_margin - item.rate
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elif flt(item.price_list_rate) > 0:
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item.discount_amount = item.price_list_rate - item.rate
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elif flt(item.price_list_rate) > 0 and not item.discount_amount:
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item.discount_amount = item.price_list_rate - item.rate
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item.net_rate = item.rate
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if not item.qty and self.doc.get("is_return"):
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item.amount = flt(-1 * item.rate, item.precision("amount"))
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elif not item.qty and self.doc.get("is_debit_note"):
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item.amount = flt(item.rate, item.precision("amount"))
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else:
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item.amount = flt(item.rate * item.qty, item.precision("amount"))
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item.net_amount = item.amount
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self._set_in_company_currency(
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item, ["price_list_rate", "rate", "net_rate", "amount", "net_amount"]
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)
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item.item_tax_amount = 0.0
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def _set_in_company_currency(self, doc, fields):
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"""set values in base currency"""
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for f in fields:
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val = flt(
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flt(doc.get(f), doc.precision(f)) * self.doc.conversion_rate, doc.precision("base_" + f)
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)
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doc.set("base_" + f, val)
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def initialize_taxes(self):
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for tax in self.doc.get("taxes"):
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if not self.discount_amount_applied:
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validate_taxes_and_charges(tax)
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validate_inclusive_tax(tax, self.doc)
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if not (self.doc.get("is_consolidated") or tax.get("dont_recompute_tax")):
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tax.item_wise_tax_detail = {}
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tax_fields = [
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"total",
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"tax_amount_after_discount_amount",
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"tax_amount_for_current_item",
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"grand_total_for_current_item",
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"tax_fraction_for_current_item",
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"grand_total_fraction_for_current_item",
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]
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if tax.charge_type != "Actual" and not (
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self.discount_amount_applied and self.doc.apply_discount_on == "Grand Total"
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):
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tax_fields.append("tax_amount")
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for fieldname in tax_fields:
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tax.set(fieldname, 0.0)
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self.doc.round_floats_in(tax)
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def determine_exclusive_rate(self):
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if not any(cint(tax.included_in_print_rate) for tax in self.doc.get("taxes")):
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return
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for item in self._items:
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item_tax_map = self._load_item_tax_rate(item.item_tax_rate)
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cumulated_tax_fraction = 0
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total_inclusive_tax_amount_per_qty = 0
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for i, tax in enumerate(self.doc.get("taxes")):
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(
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tax.tax_fraction_for_current_item,
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inclusive_tax_amount_per_qty,
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) = self.get_current_tax_fraction(tax, item_tax_map)
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if i == 0:
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tax.grand_total_fraction_for_current_item = 1 + tax.tax_fraction_for_current_item
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else:
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tax.grand_total_fraction_for_current_item = (
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self.doc.get("taxes")[i - 1].grand_total_fraction_for_current_item
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+ tax.tax_fraction_for_current_item
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)
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cumulated_tax_fraction += tax.tax_fraction_for_current_item
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total_inclusive_tax_amount_per_qty += inclusive_tax_amount_per_qty * flt(item.qty)
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if (
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not self.discount_amount_applied
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and item.qty
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and (cumulated_tax_fraction or total_inclusive_tax_amount_per_qty)
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):
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amount = flt(item.amount) - total_inclusive_tax_amount_per_qty
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item.net_amount = flt(amount / (1 + cumulated_tax_fraction))
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item.net_rate = flt(item.net_amount / item.qty, item.precision("net_rate"))
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item.discount_percentage = flt(item.discount_percentage, item.precision("discount_percentage"))
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self._set_in_company_currency(item, ["net_rate", "net_amount"])
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def _load_item_tax_rate(self, item_tax_rate):
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return json.loads(item_tax_rate) if item_tax_rate else {}
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def get_current_tax_fraction(self, tax, item_tax_map):
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"""
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Get tax fraction for calculating tax exclusive amount
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from tax inclusive amount
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"""
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current_tax_fraction = 0
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inclusive_tax_amount_per_qty = 0
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if cint(tax.included_in_print_rate):
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tax_rate = self._get_tax_rate(tax, item_tax_map)
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if tax.charge_type == "On Net Total":
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current_tax_fraction = tax_rate / 100.0
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elif tax.charge_type == "On Previous Row Amount":
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current_tax_fraction = (tax_rate / 100.0) * self.doc.get("taxes")[
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cint(tax.row_id) - 1
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].tax_fraction_for_current_item
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elif tax.charge_type == "On Previous Row Total":
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current_tax_fraction = (tax_rate / 100.0) * self.doc.get("taxes")[
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cint(tax.row_id) - 1
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].grand_total_fraction_for_current_item
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elif tax.charge_type == "On Item Quantity":
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inclusive_tax_amount_per_qty = flt(tax_rate)
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if getattr(tax, "add_deduct_tax", None) and tax.add_deduct_tax == "Deduct":
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current_tax_fraction *= -1.0
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inclusive_tax_amount_per_qty *= -1.0
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return current_tax_fraction, inclusive_tax_amount_per_qty
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def _get_tax_rate(self, tax, item_tax_map):
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if tax.account_head in item_tax_map:
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return flt(item_tax_map.get(tax.account_head), self.doc.precision("rate", tax))
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else:
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return tax.rate
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def calculate_net_total(self):
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self.doc.total_qty = (
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self.doc.total
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) = self.doc.base_total = self.doc.net_total = self.doc.base_net_total = 0.0
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for item in self._items:
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self.doc.total += item.amount
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self.doc.total_qty += item.qty
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self.doc.base_total += item.base_amount
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self.doc.net_total += item.net_amount
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self.doc.base_net_total += item.base_net_amount
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self.doc.round_floats_in(self.doc, ["total", "base_total", "net_total", "base_net_total"])
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def calculate_shipping_charges(self):
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# Do not apply shipping rule for POS
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if self.doc.get("is_pos"):
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return
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if hasattr(self.doc, "shipping_rule") and self.doc.shipping_rule:
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shipping_rule = frappe.get_doc("Shipping Rule", self.doc.shipping_rule)
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shipping_rule.apply(self.doc)
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self._calculate()
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def calculate_taxes(self):
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rounding_adjustment_computed = self.doc.get("is_consolidated") and self.doc.get(
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"rounding_adjustment"
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)
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if not rounding_adjustment_computed:
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self.doc.rounding_adjustment = 0
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# maintain actual tax rate based on idx
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actual_tax_dict = dict(
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[
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[tax.idx, flt(tax.tax_amount, tax.precision("tax_amount"))]
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for tax in self.doc.get("taxes")
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if tax.charge_type == "Actual"
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]
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)
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for n, item in enumerate(self._items):
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item_tax_map = self._load_item_tax_rate(item.item_tax_rate)
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for i, tax in enumerate(self.doc.get("taxes")):
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# tax_amount represents the amount of tax for the current step
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current_tax_amount = self.get_current_tax_amount(item, tax, item_tax_map)
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# Adjust divisional loss to the last item
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if tax.charge_type == "Actual":
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actual_tax_dict[tax.idx] -= current_tax_amount
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if n == len(self._items) - 1:
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current_tax_amount += actual_tax_dict[tax.idx]
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# accumulate tax amount into tax.tax_amount
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if tax.charge_type != "Actual" and not (
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self.discount_amount_applied and self.doc.apply_discount_on == "Grand Total"
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):
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tax.tax_amount += current_tax_amount
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# store tax_amount for current item as it will be used for
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# charge type = 'On Previous Row Amount'
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tax.tax_amount_for_current_item = current_tax_amount
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# set tax after discount
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tax.tax_amount_after_discount_amount += current_tax_amount
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current_tax_amount = self.get_tax_amount_if_for_valuation_or_deduction(current_tax_amount, tax)
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# note: grand_total_for_current_item contains the contribution of
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# item's amount, previously applied tax and the current tax on that item
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if i == 0:
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tax.grand_total_for_current_item = flt(item.net_amount + current_tax_amount)
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else:
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tax.grand_total_for_current_item = flt(
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self.doc.get("taxes")[i - 1].grand_total_for_current_item + current_tax_amount
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)
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# set precision in the last item iteration
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if n == len(self._items) - 1:
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self.round_off_totals(tax)
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self._set_in_company_currency(tax, ["tax_amount", "tax_amount_after_discount_amount"])
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self.round_off_base_values(tax)
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self.set_cumulative_total(i, tax)
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self._set_in_company_currency(tax, ["total"])
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# adjust Discount Amount loss in last tax iteration
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if (
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i == (len(self.doc.get("taxes")) - 1)
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and self.discount_amount_applied
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and self.doc.discount_amount
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and self.doc.apply_discount_on == "Grand Total"
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and not rounding_adjustment_computed
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):
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self.doc.rounding_adjustment = flt(
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self.doc.grand_total - flt(self.doc.discount_amount) - tax.total,
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self.doc.precision("rounding_adjustment"),
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)
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def get_tax_amount_if_for_valuation_or_deduction(self, tax_amount, tax):
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# if just for valuation, do not add the tax amount in total
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# if tax/charges is for deduction, multiply by -1
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if getattr(tax, "category", None):
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tax_amount = 0.0 if (tax.category == "Valuation") else tax_amount
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if self.doc.doctype in [
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"Purchase Order",
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"Purchase Invoice",
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"Purchase Receipt",
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"Supplier Quotation",
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]:
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tax_amount *= -1.0 if (tax.add_deduct_tax == "Deduct") else 1.0
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return tax_amount
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def set_cumulative_total(self, row_idx, tax):
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tax_amount = tax.tax_amount_after_discount_amount
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tax_amount = self.get_tax_amount_if_for_valuation_or_deduction(tax_amount, tax)
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if row_idx == 0:
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tax.total = flt(self.doc.net_total + tax_amount, tax.precision("total"))
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else:
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tax.total = flt(self.doc.get("taxes")[row_idx - 1].total + tax_amount, tax.precision("total"))
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def get_current_tax_amount(self, item, tax, item_tax_map):
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tax_rate = self._get_tax_rate(tax, item_tax_map)
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current_tax_amount = 0.0
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if tax.charge_type == "Actual":
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# distribute the tax amount proportionally to each item row
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actual = flt(tax.tax_amount, tax.precision("tax_amount"))
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current_tax_amount = (
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item.net_amount * actual / self.doc.net_total if self.doc.net_total else 0.0
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)
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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
|
|
elif tax.charge_type == "On Item Quantity":
|
|
current_tax_amount = tax_rate * item.qty
|
|
|
|
if not (self.doc.get("is_consolidated") or tax.get("dont_recompute_tax")):
|
|
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):
|
|
if tax.account_head in frappe.flags.round_off_applicable_accounts:
|
|
tax.tax_amount = round(tax.tax_amount, 0)
|
|
tax.tax_amount_after_discount_amount = round(tax.tax_amount_after_discount_amount, 0)
|
|
|
|
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 round_off_base_values(self, tax):
|
|
# Round off to nearest integer based on regional settings
|
|
if tax.account_head in frappe.flags.round_off_applicable_accounts:
|
|
tax.base_tax_amount = round(tax.base_tax_amount, 0)
|
|
tax.base_tax_amount_after_discount_amount = round(tax.base_tax_amount_after_discount_amount, 0)
|
|
|
|
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 discount amount applied, deduct the discount amount
|
|
# because self.doc.total is always without discount, but last_tax.total is after discount
|
|
if self.discount_amount_applied and self.doc.discount_amount:
|
|
diff -= flt(self.doc.discount_amount)
|
|
|
|
diff = flt(diff, self.doc.precision("rounding_adjustment"))
|
|
|
|
if diff and abs(diff) <= (5.0 / 10 ** last_tax.precision("tax_amount")):
|
|
self.doc.rounding_adjustment = diff
|
|
|
|
def calculate_totals(self):
|
|
if self.doc.get("taxes"):
|
|
self.doc.grand_total = flt(self.doc.get("taxes")[-1].total) + flt(self.doc.rounding_adjustment)
|
|
else:
|
|
self.doc.grand_total = flt(self.doc.net_total)
|
|
|
|
if self.doc.get("taxes"):
|
|
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"),
|
|
)
|
|
else:
|
|
self.doc.total_taxes_and_charges = 0.0
|
|
|
|
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",
|
|
"POS Invoice",
|
|
]:
|
|
self.doc.base_grand_total = (
|
|
flt(self.doc.grand_total * self.doc.conversion_rate, self.doc.precision("base_grand_total"))
|
|
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._items:
|
|
if d.total_weight:
|
|
self.doc.total_net_weight += d.total_weight
|
|
|
|
def set_rounded_total(self):
|
|
if self.doc.get("is_consolidated") and self.doc.get("rounding_adjustment"):
|
|
return
|
|
|
|
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):
|
|
if not self.doc.get("is_consolidated"):
|
|
for tax in self.doc.get("taxes"):
|
|
if not tax.get("dont_recompute_tax"):
|
|
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")
|
|
)
|
|
|
|
if self.doc.apply_discount_on == "Grand Total" and self.doc.get(
|
|
"is_cash_or_non_trade_discount"
|
|
):
|
|
self.discount_amount_applied = True
|
|
return
|
|
|
|
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._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 (
|
|
self.doc.apply_discount_on == "Net Total"
|
|
or not taxes
|
|
or total_for_discount_amount == self.doc.net_total
|
|
) and i == len(self._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 in ["Actual", "On Item Quantity"]:
|
|
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 not self.doc.docstatus.is_cancelled():
|
|
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.is_draft():
|
|
if self.doc.get("write_off_outstanding_amount_automatically"):
|
|
self.doc.write_off_amount = 0
|
|
|
|
self.calculate_outstanding_amount()
|
|
self.calculate_write_off_amount()
|
|
|
|
def is_internal_invoice(self):
|
|
"""
|
|
Checks if its an internal transfer invoice
|
|
and decides if to calculate any out standing amount or not
|
|
"""
|
|
|
|
if self.doc.doctype in ("Sales Invoice", "Purchase Invoice") and self.doc.is_internal_transfer():
|
|
return True
|
|
|
|
return False
|
|
|
|
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
|
|
and not self.doc.get("is_pos")
|
|
or self.is_internal_invoice()
|
|
):
|
|
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
|
|
base_grand_total = self.doc.base_rounded_total or self.doc.base_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(base_grand_total, self.doc.precision("base_grand_total"))
|
|
- self.doc.total_advance
|
|
- flt(self.doc.base_write_off_amount),
|
|
self.doc.precision("base_grand_total"),
|
|
)
|
|
|
|
self.doc.round_floats_in(self.doc, ["paid_amount"])
|
|
change_amount = 0
|
|
|
|
if self.doc.doctype == "Sales Invoice" and not self.doc.get("is_return"):
|
|
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"),
|
|
)
|
|
|
|
if (
|
|
self.doc.doctype == "Sales Invoice"
|
|
and self.doc.get("is_pos")
|
|
and self.doc.get("pos_profile")
|
|
and self.doc.get("is_consolidated")
|
|
):
|
|
write_off_limit = flt(
|
|
frappe.db.get_value("POS Profile", self.doc.pos_profile, "write_off_limit")
|
|
)
|
|
if write_off_limit and abs(self.doc.outstanding_amount) <= write_off_limit:
|
|
self.doc.write_off_outstanding_amount_automatically = 1
|
|
|
|
if (
|
|
self.doc.doctype == "Sales Invoice"
|
|
and self.doc.get("is_pos")
|
|
and self.doc.get("is_return")
|
|
and not self.doc.get("is_consolidated")
|
|
):
|
|
self.set_total_amount_to_default_mop(total_amount_to_pay)
|
|
self.calculate_paid_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
|
|
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
|
|
|
|
if (
|
|
self.doc.doctype == "Sales Invoice"
|
|
and self.doc.paid_amount > grand_total
|
|
and not self.doc.is_return
|
|
and any(d.type == "Cash" for d in self.doc.payments)
|
|
):
|
|
self.doc.change_amount = flt(
|
|
self.doc.paid_amount - grand_total, self.doc.precision("change_amount")
|
|
)
|
|
|
|
self.doc.base_change_amount = flt(
|
|
self.doc.base_paid_amount - base_grand_total, self.doc.precision("base_change_amount")
|
|
)
|
|
|
|
def calculate_write_off_amount(self):
|
|
if self.doc.get("write_off_outstanding_amount_automatically"):
|
|
self.doc.write_off_amount = flt(
|
|
self.doc.outstanding_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"),
|
|
)
|
|
|
|
self.calculate_outstanding_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_rules and not self.doc.ignore_pricing_rule:
|
|
has_margin = False
|
|
for d in get_applied_pricing_rules(item.pricing_rules):
|
|
pricing_rule = frappe.get_cached_doc("Pricing Rule", d)
|
|
|
|
if pricing_rule.margin_rate_or_amount and (
|
|
(
|
|
pricing_rule.currency == self.doc.currency
|
|
and pricing_rule.margin_type in ["Amount", "Percentage"]
|
|
)
|
|
or pricing_rule.margin_type == "Percentage"
|
|
):
|
|
item.margin_type = pricing_rule.margin_type
|
|
item.margin_rate_or_amount = pricing_rule.margin_rate_or_amount
|
|
has_margin = True
|
|
|
|
if not has_margin:
|
|
item.margin_type = None
|
|
item.margin_rate_or_amount = 0.0
|
|
|
|
if not item.pricing_rules and flt(item.rate) > flt(item.price_list_rate):
|
|
item.margin_type = "Amount"
|
|
item.margin_rate_or_amount = flt(
|
|
item.rate - item.price_list_rate, item.precision("margin_rate_or_amount")
|
|
)
|
|
item.rate_with_margin = item.rate
|
|
|
|
elif 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 set_total_amount_to_default_mop(self, total_amount_to_pay):
|
|
total_paid_amount = 0
|
|
for payment in self.doc.get("payments"):
|
|
total_paid_amount += (
|
|
payment.amount if self.doc.party_account_currency == self.doc.currency else payment.base_amount
|
|
)
|
|
|
|
pending_amount = total_amount_to_pay - total_paid_amount
|
|
|
|
if pending_amount > 0:
|
|
default_mode_of_payment = frappe.db.get_value(
|
|
"POS Payment Method",
|
|
{"parent": self.doc.pos_profile, "default": 1},
|
|
["mode_of_payment"],
|
|
as_dict=1,
|
|
)
|
|
|
|
if default_mode_of_payment:
|
|
self.doc.payments = []
|
|
self.doc.append(
|
|
"payments",
|
|
{
|
|
"mode_of_payment": default_mode_of_payment.mode_of_payment,
|
|
"amount": pending_amount,
|
|
"default": 1,
|
|
},
|
|
)
|
|
|
|
|
|
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_data = get_itemised_tax_breakup_data(doc)
|
|
|
|
get_rounded_tax_amount(itemised_tax_data, doc.precision("tax_amount", "taxes"), tax_accounts)
|
|
|
|
update_itemised_tax_data(doc)
|
|
frappe.flags.company = None
|
|
|
|
return frappe.render_template(
|
|
"templates/includes/itemised_tax_breakup.html",
|
|
dict(
|
|
headers=headers,
|
|
itemised_tax_data=itemised_tax_data,
|
|
tax_accounts=tax_accounts,
|
|
doc=doc,
|
|
),
|
|
)
|
|
|
|
|
|
@frappe.whitelist()
|
|
def get_round_off_applicable_accounts(company, account_list):
|
|
# required to set correct region
|
|
frappe.flags.company = company
|
|
account_list = get_regional_round_off_accounts(company, account_list)
|
|
|
|
return account_list
|
|
|
|
|
|
@erpnext.allow_regional
|
|
def get_regional_round_off_accounts(company, account_list):
|
|
pass
|
|
|
|
|
|
@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, with_tax_account=False):
|
|
return _get_itemised_tax_breakup_data(doc, with_tax_account=False)
|
|
|
|
|
|
def _get_itemised_tax_breakup_data(doc, with_tax_account=False):
|
|
itemised_tax = get_itemised_tax(doc.taxes, with_tax_account=with_tax_account)
|
|
|
|
itemised_taxable_amount = get_itemised_taxable_amount(doc.items)
|
|
|
|
itemised_tax_data = []
|
|
for item_code, taxes in itemised_tax.items():
|
|
for _item_code, taxable_amount in itemised_taxable_amount.items():
|
|
if item_code == _item_code:
|
|
itemised_tax_data.append(
|
|
frappe._dict({"item": item_code, "taxable_amount": taxable_amount, **taxes})
|
|
)
|
|
|
|
return itemised_tax_data
|
|
|
|
|
|
def get_itemised_tax(taxes, with_tax_account=False):
|
|
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)
|
|
)
|
|
|
|
if with_tax_account:
|
|
itemised_tax[item_code][tax.description].tax_account = tax.account_head
|
|
|
|
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, tax_accounts):
|
|
# Rounding based on tax_amount precision
|
|
for _itemised_tax in itemised_tax:
|
|
for key, value in _itemised_tax.items():
|
|
if key in tax_accounts:
|
|
value["tax_amount"] = flt(value["tax_amount"], precision)
|
|
|
|
|
|
class init_landed_taxes_and_totals(object):
|
|
def __init__(self, doc):
|
|
self.doc = doc
|
|
self.tax_field = "taxes" if self.doc.doctype == "Landed Cost Voucher" else "additional_costs"
|
|
self.set_account_currency()
|
|
self.set_exchange_rate()
|
|
self.set_amounts_in_company_currency()
|
|
|
|
def set_account_currency(self):
|
|
company_currency = erpnext.get_company_currency(self.doc.company)
|
|
for d in self.doc.get(self.tax_field):
|
|
if not d.account_currency:
|
|
account_currency = frappe.get_cached_value("Account", d.expense_account, "account_currency")
|
|
d.account_currency = account_currency or company_currency
|
|
|
|
def set_exchange_rate(self):
|
|
company_currency = erpnext.get_company_currency(self.doc.company)
|
|
for d in self.doc.get(self.tax_field):
|
|
if d.account_currency == company_currency:
|
|
d.exchange_rate = 1
|
|
elif not d.exchange_rate:
|
|
d.exchange_rate = get_exchange_rate(
|
|
self.doc.posting_date,
|
|
account=d.expense_account,
|
|
account_currency=d.account_currency,
|
|
company=self.doc.company,
|
|
)
|
|
|
|
if not d.exchange_rate:
|
|
frappe.throw(_("Row {0}: Exchange Rate is mandatory").format(d.idx))
|
|
|
|
def set_amounts_in_company_currency(self):
|
|
for d in self.doc.get(self.tax_field):
|
|
d.amount = flt(d.amount, d.precision("amount"))
|
|
d.base_amount = flt(d.amount * flt(d.exchange_rate), d.precision("base_amount"))
|