brotherton-erpnext/erpnext/public/js/controllers/taxes_and_totals.js
2022-04-09 19:53:40 +05:30

858 lines
31 KiB
JavaScript

// Copyright (c) 2015, Frappe Technologies Pvt. Ltd. and Contributors
// License: GNU General Public License v3. See license.txt
erpnext.taxes_and_totals = class TaxesAndTotals extends erpnext.payments {
setup() {
this.fetch_round_off_accounts();
}
apply_pricing_rule_on_item(item) {
let effective_item_rate = item.price_list_rate;
let item_rate = item.rate;
if (in_list(["Sales Order", "Quotation"], item.parenttype) && item.blanket_order_rate) {
effective_item_rate = item.blanket_order_rate;
}
if (item.margin_type == "Percentage") {
item.rate_with_margin = flt(effective_item_rate)
+ flt(effective_item_rate) * ( flt(item.margin_rate_or_amount) / 100);
} else {
item.rate_with_margin = flt(effective_item_rate) + flt(item.margin_rate_or_amount);
}
item.base_rate_with_margin = flt(item.rate_with_margin) * flt(this.frm.doc.conversion_rate);
item_rate = flt(item.rate_with_margin , precision("rate", item));
if (item.discount_percentage) {
item.discount_amount = flt(item.rate_with_margin) * flt(item.discount_percentage) / 100;
}
if (item.discount_amount) {
item_rate = flt((item.rate_with_margin) - (item.discount_amount), precision('rate', item));
item.discount_percentage = 100 * flt(item.discount_amount) / flt(item.rate_with_margin);
}
frappe.model.set_value(item.doctype, item.name, "rate", item_rate);
}
calculate_taxes_and_totals(update_paid_amount) {
this.discount_amount_applied = false;
this._calculate_taxes_and_totals();
this.calculate_discount_amount();
this.calculate_shipping_charges();
// Advance calculation applicable to Sales /Purchase Invoice
if(in_list(["Sales Invoice", "POS Invoice", "Purchase Invoice"], this.frm.doc.doctype)
&& this.frm.doc.docstatus < 2 && !this.frm.doc.is_return) {
this.calculate_total_advance(update_paid_amount);
}
if (in_list(["Sales Invoice", "POS Invoice"], this.frm.doc.doctype) && this.frm.doc.is_pos &&
this.frm.doc.is_return) {
if (this.frm.doc.doctype == "Sales Invoice") {
this.set_total_amount_to_default_mop();
}
this.calculate_paid_amount();
}
// Sales person's commission
if(in_list(["Quotation", "Sales Order", "Delivery Note", "Sales Invoice"], this.frm.doc.doctype)) {
this.calculate_commission();
this.calculate_contribution();
}
// Update paid amount on return/debit note creation
if(this.frm.doc.doctype === "Purchase Invoice" && this.frm.doc.is_return
&& (this.frm.doc.grand_total > this.frm.doc.paid_amount)) {
this.frm.doc.paid_amount = flt(this.frm.doc.grand_total, precision("grand_total"));
}
this.frm.refresh_fields();
}
calculate_discount_amount() {
if (frappe.meta.get_docfield(this.frm.doc.doctype, "discount_amount")) {
this.set_discount_amount();
this.apply_discount_amount();
}
}
_calculate_taxes_and_totals() {
this.validate_conversion_rate();
this.calculate_item_values();
this.initialize_taxes();
this.determine_exclusive_rate();
this.calculate_net_total();
this.calculate_taxes();
this.manipulate_grand_total_for_inclusive_tax();
this.calculate_totals();
this._cleanup();
}
validate_conversion_rate() {
this.frm.doc.conversion_rate = flt(this.frm.doc.conversion_rate, (cur_frm) ? precision("conversion_rate") : 9);
var conversion_rate_label = frappe.meta.get_label(this.frm.doc.doctype, "conversion_rate",
this.frm.doc.name);
var company_currency = this.get_company_currency();
if(!this.frm.doc.conversion_rate) {
if(this.frm.doc.currency == company_currency) {
this.frm.set_value("conversion_rate", 1);
} else {
const subs = [conversion_rate_label, this.frm.doc.currency, company_currency];
const err_message = __('{0} is mandatory. Maybe Currency Exchange record is not created for {1} to {2}', subs);
frappe.throw(err_message);
}
}
}
calculate_item_values() {
var me = this;
if (!this.discount_amount_applied) {
$.each(this.frm.doc["items"] || [], function(i, item) {
frappe.model.round_floats_in(item);
item.net_rate = item.rate;
if ((!item.qty) && me.frm.doc.is_return) {
item.amount = flt(item.rate * -1, precision("amount", item));
} else if ((!item.qty) && me.frm.doc.is_debit_note) {
item.amount = flt(item.rate, precision("amount", item));
} else {
item.amount = flt(item.rate * item.qty, precision("amount", item));
}
item.net_amount = item.amount;
item.item_tax_amount = 0.0;
item.total_weight = flt(item.weight_per_unit * item.stock_qty);
me.set_in_company_currency(item, ["price_list_rate", "rate", "amount", "net_rate", "net_amount"]);
});
}
}
set_in_company_currency(doc, fields) {
var me = this;
$.each(fields, function(i, f) {
doc["base_"+f] = flt(flt(doc[f], precision(f, doc)) * me.frm.doc.conversion_rate, precision("base_" + f, doc));
});
}
initialize_taxes() {
var me = this;
$.each(this.frm.doc["taxes"] || [], function(i, tax) {
if (!tax.dont_recompute_tax) {
tax.item_wise_tax_detail = {};
}
var 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 (cstr(tax.charge_type) != "Actual" &&
!(me.discount_amount_applied && me.frm.doc.apply_discount_on=="Grand Total")) {
tax_fields.push("tax_amount");
}
$.each(tax_fields, function(i, fieldname) { tax[fieldname] = 0.0; });
if (!this.discount_amount_applied && cur_frm) {
cur_frm.cscript.validate_taxes_and_charges(tax.doctype, tax.name);
me.validate_inclusive_tax(tax);
}
frappe.model.round_floats_in(tax);
});
}
fetch_round_off_accounts() {
let me = this;
frappe.flags.round_off_applicable_accounts = [];
if (me.frm.doc.company) {
return frappe.call({
"method": "erpnext.controllers.taxes_and_totals.get_round_off_applicable_accounts",
"args": {
"company": me.frm.doc.company,
"account_list": frappe.flags.round_off_applicable_accounts
},
callback(r) {
if (r.message) {
frappe.flags.round_off_applicable_accounts.push(...r.message);
}
}
});
}
}
determine_exclusive_rate() {
var me = this;
var has_inclusive_tax = false;
$.each(me.frm.doc["taxes"] || [], function(i, row) {
if(cint(row.included_in_print_rate)) has_inclusive_tax = true;
});
if(has_inclusive_tax==false) return;
$.each(me.frm.doc["items"] || [], function(n, item) {
var item_tax_map = me._load_item_tax_rate(item.item_tax_rate);
var cumulated_tax_fraction = 0.0;
var total_inclusive_tax_amount_per_qty = 0;
$.each(me.frm.doc["taxes"] || [], function(i, tax) {
var current_tax_fraction = me.get_current_tax_fraction(tax, item_tax_map);
tax.tax_fraction_for_current_item = current_tax_fraction[0];
var inclusive_tax_amount_per_qty = current_tax_fraction[1];
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 =
me.frm.doc["taxes"][i-1].grand_total_fraction_for_current_item +
tax.tax_fraction_for_current_item;
}
cumulated_tax_fraction += tax.tax_fraction_for_current_item;
total_inclusive_tax_amount_per_qty += inclusive_tax_amount_per_qty * flt(item.qty);
});
if(!me.discount_amount_applied && item.qty && (total_inclusive_tax_amount_per_qty || cumulated_tax_fraction)) {
var amount = flt(item.amount) - total_inclusive_tax_amount_per_qty;
item.net_amount = flt(amount / (1 + cumulated_tax_fraction));
item.net_rate = item.qty ? flt(item.net_amount / item.qty, precision("net_rate", item)) : 0;
me.set_in_company_currency(item, ["net_rate", "net_amount"]);
}
});
}
get_current_tax_fraction(tax, item_tax_map) {
// Get tax fraction for calculating tax exclusive amount
// from tax inclusive amount
var current_tax_fraction = 0.0;
var inclusive_tax_amount_per_qty = 0;
if(cint(tax.included_in_print_rate)) {
var tax_rate = this._get_tax_rate(tax, item_tax_map);
if(tax.charge_type == "On Net Total") {
current_tax_fraction = (tax_rate / 100.0);
} else if(tax.charge_type == "On Previous Row Amount") {
current_tax_fraction = (tax_rate / 100.0) *
this.frm.doc["taxes"][cint(tax.row_id) - 1].tax_fraction_for_current_item;
} else if(tax.charge_type == "On Previous Row Total") {
current_tax_fraction = (tax_rate / 100.0) *
this.frm.doc["taxes"][cint(tax.row_id) - 1].grand_total_fraction_for_current_item;
} else if (tax.charge_type == "On Item Quantity") {
inclusive_tax_amount_per_qty = flt(tax_rate);
}
}
if(tax.add_deduct_tax && tax.add_deduct_tax == "Deduct") {
current_tax_fraction *= -1;
inclusive_tax_amount_per_qty *= -1;
}
return [current_tax_fraction, inclusive_tax_amount_per_qty];
}
_get_tax_rate(tax, item_tax_map) {
return (Object.keys(item_tax_map).indexOf(tax.account_head) != -1) ?
flt(item_tax_map[tax.account_head], precision("rate", tax)) : tax.rate;
}
calculate_net_total() {
var me = this;
this.frm.doc.total_qty = this.frm.doc.total = this.frm.doc.base_total = this.frm.doc.net_total = this.frm.doc.base_net_total = 0.0;
$.each(this.frm.doc["items"] || [], function(i, item) {
me.frm.doc.total += item.amount;
me.frm.doc.total_qty += item.qty;
me.frm.doc.base_total += item.base_amount;
me.frm.doc.net_total += item.net_amount;
me.frm.doc.base_net_total += item.base_net_amount;
});
}
calculate_shipping_charges() {
// Do not apply shipping rule for POS
if (this.frm.doc.is_pos) {
return;
}
frappe.model.round_floats_in(this.frm.doc, ["total", "base_total", "net_total", "base_net_total"]);
if (frappe.meta.get_docfield(this.frm.doc.doctype, "shipping_rule", this.frm.doc.name)) {
this.shipping_rule();
this._calculate_taxes_and_totals();
}
}
add_taxes_from_item_tax_template(item_tax_map) {
let me = this;
if (item_tax_map && cint(frappe.defaults.get_default("add_taxes_from_item_tax_template"))) {
if (typeof (item_tax_map) == "string") {
item_tax_map = JSON.parse(item_tax_map);
}
$.each(item_tax_map, function(tax, rate) {
let found = (me.frm.doc.taxes || []).find(d => d.account_head === tax);
if (!found) {
let child = frappe.model.add_child(me.frm.doc, "taxes");
child.charge_type = "On Net Total";
child.account_head = tax;
child.rate = 0;
}
});
}
}
calculate_taxes() {
var me = this;
this.frm.doc.rounding_adjustment = 0;
var actual_tax_dict = {};
// maintain actual tax rate based on idx
$.each(this.frm.doc["taxes"] || [], function(i, tax) {
if (tax.charge_type == "Actual") {
actual_tax_dict[tax.idx] = flt(tax.tax_amount, precision("tax_amount", tax));
}
});
$.each(this.frm.doc["items"] || [], function(n, item) {
var item_tax_map = me._load_item_tax_rate(item.item_tax_rate);
$.each(me.frm.doc["taxes"] || [], function(i, tax) {
// tax_amount represents the amount of tax for the current step
var current_tax_amount = me.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 == me.frm.doc["items"].length - 1) {
current_tax_amount += actual_tax_dict[tax.idx];
}
}
// accumulate tax amount into tax.tax_amount
if (tax.charge_type != "Actual" &&
!(me.discount_amount_applied && me.frm.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;
// tax amount after discount amount
tax.tax_amount_after_discount_amount += current_tax_amount;
// for buying
if(tax.category) {
// if just for valuation, do not add the tax amount in total
// hence, setting it as 0 for further steps
current_tax_amount = (tax.category == "Valuation") ? 0.0 : current_tax_amount;
current_tax_amount *= (tax.add_deduct_tax == "Deduct") ? -1.0 : 1.0;
}
// 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(me.frm.doc["taxes"][i-1].grand_total_for_current_item + current_tax_amount);
}
// set precision in the last item iteration
if (n == me.frm.doc["items"].length - 1) {
me.round_off_totals(tax);
me.set_in_company_currency(tax,
["tax_amount", "tax_amount_after_discount_amount"]);
me.round_off_base_values(tax);
// in tax.total, accumulate grand total for each item
me.set_cumulative_total(i, tax);
me.set_in_company_currency(tax, ["total"]);
// adjust Discount Amount loss in last tax iteration
if ((i == me.frm.doc["taxes"].length - 1) && me.discount_amount_applied
&& me.frm.doc.apply_discount_on == "Grand Total" && me.frm.doc.discount_amount) {
me.frm.doc.rounding_adjustment = flt(me.frm.doc.grand_total -
flt(me.frm.doc.discount_amount) - tax.total, precision("rounding_adjustment"));
}
}
});
});
}
set_cumulative_total(row_idx, tax) {
var tax_amount = tax.tax_amount_after_discount_amount;
if (tax.category == 'Valuation') {
tax_amount = 0;
}
if (tax.add_deduct_tax == "Deduct") { tax_amount = -1*tax_amount; }
if(row_idx==0) {
tax.total = flt(this.frm.doc.net_total + tax_amount, precision("total", tax));
} else {
tax.total = flt(this.frm.doc["taxes"][row_idx-1].total + tax_amount, precision("total", tax));
}
}
_load_item_tax_rate(item_tax_rate) {
return item_tax_rate ? JSON.parse(item_tax_rate) : {};
}
get_current_tax_amount(item, tax, item_tax_map) {
var tax_rate = this._get_tax_rate(tax, item_tax_map);
var current_tax_amount = 0.0;
// To set row_id by default as previous row.
if(["On Previous Row Amount", "On Previous Row Total"].includes(tax.charge_type)) {
if (tax.idx === 1) {
frappe.throw(
__("Cannot select charge type as 'On Previous Row Amount' or 'On Previous Row Total' for first row"));
}
if (!tax.row_id) {
tax.row_id = tax.idx - 1;
}
}
if(tax.charge_type == "Actual") {
// distribute the tax amount proportionally to each item row
var actual = flt(tax.tax_amount, precision("tax_amount", tax));
current_tax_amount = this.frm.doc.net_total ?
((item.net_amount / this.frm.doc.net_total) * actual) : 0.0;
} else if(tax.charge_type == "On Net Total") {
current_tax_amount = (tax_rate / 100.0) * item.net_amount;
} else if(tax.charge_type == "On Previous Row Amount") {
current_tax_amount = (tax_rate / 100.0) *
this.frm.doc["taxes"][cint(tax.row_id) - 1].tax_amount_for_current_item;
} else if(tax.charge_type == "On Previous Row Total") {
current_tax_amount = (tax_rate / 100.0) *
this.frm.doc["taxes"][cint(tax.row_id) - 1].grand_total_for_current_item;
} else if (tax.charge_type == "On Item Quantity") {
current_tax_amount = tax_rate * item.qty;
}
if (!tax.dont_recompute_tax) {
this.set_item_wise_tax(item, tax, tax_rate, current_tax_amount);
}
return current_tax_amount;
}
set_item_wise_tax(item, tax, tax_rate, current_tax_amount) {
// store tax breakup for each item
let tax_detail = tax.item_wise_tax_detail;
let key = item.item_code || item.item_name;
if(typeof (tax_detail) == "string") {
tax.item_wise_tax_detail = JSON.parse(tax.item_wise_tax_detail);
tax_detail = tax.item_wise_tax_detail;
}
let item_wise_tax_amount = current_tax_amount * this.frm.doc.conversion_rate;
if (tax_detail && tax_detail[key])
item_wise_tax_amount += tax_detail[key][1];
tax_detail[key] = [tax_rate, flt(item_wise_tax_amount, precision("base_tax_amount", tax))];
}
round_off_totals(tax) {
if (frappe.flags.round_off_applicable_accounts.includes(tax.account_head)) {
tax.tax_amount= Math.round(tax.tax_amount);
tax.tax_amount_after_discount_amount = Math.round(tax.tax_amount_after_discount_amount);
}
tax.tax_amount = flt(tax.tax_amount, precision("tax_amount", tax));
tax.tax_amount_after_discount_amount = flt(tax.tax_amount_after_discount_amount, precision("tax_amount", tax));
}
round_off_base_values(tax) {
if (frappe.flags.round_off_applicable_accounts.includes(tax.account_head)) {
tax.base_tax_amount= Math.round(tax.base_tax_amount);
tax.base_tax_amount_after_discount_amount = Math.round(tax.base_tax_amount_after_discount_amount);
}
}
manipulate_grand_total_for_inclusive_tax() {
var me = this;
// if fully inclusive taxes and diff
if (this.frm.doc["taxes"] && this.frm.doc["taxes"].length) {
var any_inclusive_tax = false;
$.each(this.frm.doc.taxes || [], function(i, d) {
if(cint(d.included_in_print_rate)) any_inclusive_tax = true;
});
if (any_inclusive_tax) {
var last_tax = me.frm.doc["taxes"].slice(-1)[0];
var non_inclusive_tax_amount = frappe.utils.sum($.map(this.frm.doc.taxes || [],
function(d) {
if(!d.included_in_print_rate) {
return flt(d.tax_amount_after_discount_amount);
}
}
));
var diff = me.frm.doc.total + non_inclusive_tax_amount
- flt(last_tax.total, precision("grand_total"));
if(me.discount_amount_applied && me.frm.doc.discount_amount) {
diff -= flt(me.frm.doc.discount_amount);
}
diff = flt(diff, precision("rounding_adjustment"));
if ( diff && Math.abs(diff) <= (5.0 / Math.pow(10, precision("tax_amount", last_tax))) ) {
me.frm.doc.rounding_adjustment = diff;
}
}
}
}
calculate_totals() {
// Changing sequence can cause rounding_adjustmentng issue and on-screen discrepency
var me = this;
var tax_count = this.frm.doc["taxes"] ? this.frm.doc["taxes"].length : 0;
this.frm.doc.grand_total = flt(tax_count
? this.frm.doc["taxes"][tax_count - 1].total + flt(this.frm.doc.rounding_adjustment)
: this.frm.doc.net_total);
if(in_list(["Quotation", "Sales Order", "Delivery Note", "Sales Invoice", "POS Invoice"], this.frm.doc.doctype)) {
this.frm.doc.base_grand_total = (this.frm.doc.total_taxes_and_charges) ?
flt(this.frm.doc.grand_total * this.frm.doc.conversion_rate) : this.frm.doc.base_net_total;
} else {
// other charges added/deducted
this.frm.doc.taxes_and_charges_added = this.frm.doc.taxes_and_charges_deducted = 0.0;
if(tax_count) {
$.each(this.frm.doc["taxes"] || [], function(i, tax) {
if (in_list(["Valuation and Total", "Total"], tax.category)) {
if(tax.add_deduct_tax == "Add") {
me.frm.doc.taxes_and_charges_added += flt(tax.tax_amount_after_discount_amount);
} else {
me.frm.doc.taxes_and_charges_deducted += flt(tax.tax_amount_after_discount_amount);
}
}
});
frappe.model.round_floats_in(this.frm.doc,
["taxes_and_charges_added", "taxes_and_charges_deducted"]);
}
this.frm.doc.base_grand_total = flt((this.frm.doc.taxes_and_charges_added || this.frm.doc.taxes_and_charges_deducted) ?
flt(this.frm.doc.grand_total * this.frm.doc.conversion_rate) : this.frm.doc.base_net_total);
this.set_in_company_currency(this.frm.doc,
["taxes_and_charges_added", "taxes_and_charges_deducted"]);
}
this.frm.doc.total_taxes_and_charges = flt(this.frm.doc.grand_total - this.frm.doc.net_total
- flt(this.frm.doc.rounding_adjustment), precision("total_taxes_and_charges"));
this.set_in_company_currency(this.frm.doc, ["total_taxes_and_charges", "rounding_adjustment"]);
// Round grand total as per precision
frappe.model.round_floats_in(this.frm.doc, ["grand_total", "base_grand_total"]);
// rounded totals
this.set_rounded_total();
}
set_rounded_total() {
var disable_rounded_total = 0;
if(frappe.meta.get_docfield(this.frm.doc.doctype, "disable_rounded_total", this.frm.doc.name)) {
disable_rounded_total = this.frm.doc.disable_rounded_total;
} else if (frappe.sys_defaults.disable_rounded_total) {
disable_rounded_total = frappe.sys_defaults.disable_rounded_total;
}
if (cint(disable_rounded_total)) {
this.frm.doc.rounded_total = 0;
this.frm.doc.base_rounded_total = 0;
return;
}
if(frappe.meta.get_docfield(this.frm.doc.doctype, "rounded_total", this.frm.doc.name)) {
this.frm.doc.rounded_total = round_based_on_smallest_currency_fraction(this.frm.doc.grand_total,
this.frm.doc.currency, precision("rounded_total"));
this.frm.doc.rounding_adjustment += flt(this.frm.doc.rounded_total - this.frm.doc.grand_total,
precision("rounding_adjustment"));
this.set_in_company_currency(this.frm.doc, ["rounding_adjustment", "rounded_total"]);
}
}
_cleanup() {
this.frm.doc.base_in_words = this.frm.doc.in_words = "";
if(this.frm.doc["items"] && this.frm.doc["items"].length) {
if(!frappe.meta.get_docfield(this.frm.doc["items"][0].doctype, "item_tax_amount", this.frm.doctype)) {
$.each(this.frm.doc["items"] || [], function(i, item) {
delete item["item_tax_amount"];
});
}
}
if(this.frm.doc["taxes"] && this.frm.doc["taxes"].length) {
var temporary_fields = ["tax_amount_for_current_item", "grand_total_for_current_item",
"tax_fraction_for_current_item", "grand_total_fraction_for_current_item"];
if(!frappe.meta.get_docfield(this.frm.doc["taxes"][0].doctype, "tax_amount_after_discount_amount", this.frm.doctype)) {
temporary_fields.push("tax_amount_after_discount_amount");
}
$.each(this.frm.doc["taxes"] || [], function(i, tax) {
$.each(temporary_fields, function(i, fieldname) {
delete tax[fieldname];
});
if (!tax.dont_recompute_tax) {
tax.item_wise_tax_detail = JSON.stringify(tax.item_wise_tax_detail);
}
});
}
}
set_discount_amount() {
if(this.frm.doc.additional_discount_percentage) {
this.frm.doc.discount_amount = flt(flt(this.frm.doc[frappe.scrub(this.frm.doc.apply_discount_on)])
* this.frm.doc.additional_discount_percentage / 100, precision("discount_amount"));
}
}
apply_discount_amount() {
var me = this;
var distributed_amount = 0.0;
this.frm.doc.base_discount_amount = 0.0;
if (this.frm.doc.discount_amount) {
if(!this.frm.doc.apply_discount_on)
frappe.throw(__("Please select Apply Discount On"));
this.frm.doc.base_discount_amount = flt(this.frm.doc.discount_amount * this.frm.doc.conversion_rate,
precision("base_discount_amount"));
var total_for_discount_amount = this.get_total_for_discount_amount();
var net_total = 0;
// calculate item amount after Discount Amount
if (total_for_discount_amount) {
$.each(this.frm.doc["items"] || [], function(i, item) {
distributed_amount = flt(me.frm.doc.discount_amount) * item.net_amount / total_for_discount_amount;
item.net_amount = flt(item.net_amount - distributed_amount,
precision("base_amount", item));
net_total += item.net_amount;
// discount amount rounding loss adjustment if no taxes
if ((!(me.frm.doc.taxes || []).length || total_for_discount_amount==me.frm.doc.net_total || (me.frm.doc.apply_discount_on == "Net Total"))
&& i == (me.frm.doc.items || []).length - 1) {
var discount_amount_loss = flt(me.frm.doc.net_total - net_total
- me.frm.doc.discount_amount, precision("net_total"));
item.net_amount = flt(item.net_amount + discount_amount_loss,
precision("net_amount", item));
}
item.net_rate = item.qty ? flt(item.net_amount / item.qty, precision("net_rate", item)) : 0;
me.set_in_company_currency(item, ["net_rate", "net_amount"]);
});
this.discount_amount_applied = true;
this._calculate_taxes_and_totals();
}
}
}
get_total_for_discount_amount() {
if(this.frm.doc.apply_discount_on == "Net Total") {
return this.frm.doc.net_total;
} else {
var total_actual_tax = 0.0;
var actual_taxes_dict = {};
$.each(this.frm.doc["taxes"] || [], function(i, tax) {
if (in_list(["Actual", "On Item Quantity"], tax.charge_type)) {
var tax_amount = (tax.category == "Valuation") ? 0.0 : tax.tax_amount;
tax_amount *= (tax.add_deduct_tax == "Deduct") ? -1.0 : 1.0;
actual_taxes_dict[tax.idx] = tax_amount;
} else if (actual_taxes_dict[tax.row_id] !== null) {
var actual_tax_amount = flt(actual_taxes_dict[tax.row_id]) * flt(tax.rate) / 100;
actual_taxes_dict[tax.idx] = actual_tax_amount;
}
});
$.each(actual_taxes_dict, function(key, value) {
if (value) total_actual_tax += value;
});
return flt(this.frm.doc.grand_total - total_actual_tax, precision("grand_total"));
}
}
calculate_total_advance(update_paid_amount) {
var total_allocated_amount = frappe.utils.sum($.map(this.frm.doc["advances"] || [], function(adv) {
return flt(adv.allocated_amount, precision("allocated_amount", adv));
}));
this.frm.doc.total_advance = flt(total_allocated_amount, precision("total_advance"));
if (this.frm.doc.write_off_outstanding_amount_automatically) {
this.frm.doc.write_off_amount = 0;
}
this.calculate_outstanding_amount(update_paid_amount);
this.calculate_write_off_amount();
}
is_internal_invoice() {
if (['Sales Invoice', 'Purchase Invoice'].includes(this.frm.doc.doctype)) {
if (this.frm.doc.company === this.frm.doc.represents_company) {
return true;
}
}
return false;
}
calculate_outstanding_amount(update_paid_amount) {
// NOTE:
// paid_amount and write_off_amount is only for POS/Loyalty Point Redemption Invoice
// total_advance is only for non POS Invoice
if(in_list(["Sales Invoice", "POS Invoice"], this.frm.doc.doctype) && this.frm.doc.is_return){
this.calculate_paid_amount();
}
if (this.frm.doc.is_return || (this.frm.doc.docstatus > 0) || this.is_internal_invoice()) return;
frappe.model.round_floats_in(this.frm.doc, ["grand_total", "total_advance", "write_off_amount"]);
if(in_list(["Sales Invoice", "POS Invoice", "Purchase Invoice"], this.frm.doc.doctype)) {
let grand_total = this.frm.doc.rounded_total || this.frm.doc.grand_total;
let base_grand_total = this.frm.doc.base_rounded_total || this.frm.doc.base_grand_total;
if(this.frm.doc.party_account_currency == this.frm.doc.currency) {
var total_amount_to_pay = flt((grand_total - this.frm.doc.total_advance
- this.frm.doc.write_off_amount), precision("grand_total"));
} else {
var total_amount_to_pay = flt(
(flt(base_grand_total, precision("base_grand_total"))
- this.frm.doc.total_advance - this.frm.doc.base_write_off_amount),
precision("base_grand_total")
);
}
frappe.model.round_floats_in(this.frm.doc, ["paid_amount"]);
this.set_in_company_currency(this.frm.doc, ["paid_amount"]);
if(this.frm.refresh_field){
this.frm.refresh_field("paid_amount");
this.frm.refresh_field("base_paid_amount");
}
if(in_list(["Sales Invoice", "POS Invoice"], this.frm.doc.doctype)) {
let total_amount_for_payment = (this.frm.doc.redeem_loyalty_points && this.frm.doc.loyalty_amount)
? flt(total_amount_to_pay - this.frm.doc.loyalty_amount, precision("base_grand_total"))
: total_amount_to_pay;
this.set_default_payment(total_amount_for_payment, update_paid_amount);
this.calculate_paid_amount();
}
this.calculate_change_amount();
var paid_amount = (this.frm.doc.party_account_currency == this.frm.doc.currency) ?
this.frm.doc.paid_amount : this.frm.doc.base_paid_amount;
this.frm.doc.outstanding_amount = flt(total_amount_to_pay - flt(paid_amount) +
flt(this.frm.doc.change_amount * this.frm.doc.conversion_rate), precision("outstanding_amount"));
}
}
set_total_amount_to_default_mop() {
let grand_total = this.frm.doc.rounded_total || this.frm.doc.grand_total;
let base_grand_total = this.frm.doc.base_rounded_total || this.frm.doc.base_grand_total;
if(this.frm.doc.party_account_currency == this.frm.doc.currency) {
var total_amount_to_pay = flt((grand_total - this.frm.doc.total_advance
- this.frm.doc.write_off_amount), precision("grand_total"));
} else {
var total_amount_to_pay = flt(
(flt(base_grand_total, precision("base_grand_total"))
- this.frm.doc.total_advance - this.frm.doc.base_write_off_amount),
precision("base_grand_total")
);
}
this.frm.doc.payments.find(pay => {
if (pay.default) {
pay.amount = total_amount_to_pay;
}
});
this.frm.refresh_fields();
}
set_default_payment(total_amount_to_pay, update_paid_amount) {
var me = this;
var payment_status = true;
if(this.frm.doc.is_pos && (update_paid_amount===undefined || update_paid_amount)) {
$.each(this.frm.doc['payments'] || [], function(index, data) {
if(data.default && payment_status && total_amount_to_pay > 0) {
let base_amount = flt(total_amount_to_pay, precision("base_amount", data));
frappe.model.set_value(data.doctype, data.name, "base_amount", base_amount);
let amount = flt(total_amount_to_pay / me.frm.doc.conversion_rate, precision("amount", data));
frappe.model.set_value(data.doctype, data.name, "amount", amount);
payment_status = false;
} else if(me.frm.doc.paid_amount) {
frappe.model.set_value(data.doctype, data.name, "amount", 0.0);
}
});
}
}
calculate_paid_amount() {
var me = this;
var paid_amount = 0.0;
var base_paid_amount = 0.0;
if(this.frm.doc.is_pos) {
$.each(this.frm.doc['payments'] || [], function(index, data){
data.base_amount = flt(data.amount * me.frm.doc.conversion_rate, precision("base_amount", data));
paid_amount += data.amount;
base_paid_amount += data.base_amount;
});
} else if(!this.frm.doc.is_return){
this.frm.doc.payments = [];
}
if (this.frm.doc.redeem_loyalty_points && this.frm.doc.loyalty_amount) {
base_paid_amount += this.frm.doc.loyalty_amount;
paid_amount += flt(this.frm.doc.loyalty_amount / me.frm.doc.conversion_rate, precision("paid_amount"));
}
this.frm.set_value('paid_amount', flt(paid_amount, precision("paid_amount")));
this.frm.set_value('base_paid_amount', flt(base_paid_amount, precision("base_paid_amount")));
}
calculate_change_amount(){
this.frm.doc.change_amount = 0.0;
this.frm.doc.base_change_amount = 0.0;
if(in_list(["Sales Invoice", "POS Invoice"], this.frm.doc.doctype)
&& this.frm.doc.paid_amount > this.frm.doc.grand_total && !this.frm.doc.is_return) {
var payment_types = $.map(this.frm.doc.payments, function(d) { return d.type; });
if (in_list(payment_types, 'Cash')) {
var grand_total = this.frm.doc.rounded_total || this.frm.doc.grand_total;
var base_grand_total = this.frm.doc.base_rounded_total || this.frm.doc.base_grand_total;
this.frm.doc.change_amount = flt(this.frm.doc.paid_amount - grand_total,
precision("change_amount"));
this.frm.doc.base_change_amount = flt(this.frm.doc.base_paid_amount -
base_grand_total, precision("base_change_amount"));
}
}
}
calculate_write_off_amount() {
if(this.frm.doc.write_off_outstanding_amount_automatically) {
this.frm.doc.write_off_amount = flt(this.frm.doc.outstanding_amount, precision("write_off_amount"));
this.frm.doc.base_write_off_amount = flt(this.frm.doc.write_off_amount * this.frm.doc.conversion_rate,
precision("base_write_off_amount"));
this.calculate_outstanding_amount(false);
}
}
};