@medusajs/utils
Version:
Medusa utilities functions shared by Medusa core and Modules
57 lines • 2.76 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.getShippingMethodsTotals = getShippingMethodsTotals;
exports.getShippingMethodTotals = getShippingMethodTotals;
const adjustment_1 = require("../adjustment");
const big_number_1 = require("../big-number");
const math_1 = require("../math");
const tax_1 = require("../tax");
function getShippingMethodsTotals(shippingMethods, context) {
const shippingMethodsTotals = {};
let index = 0;
for (const shippingMethod of shippingMethods) {
shippingMethodsTotals[shippingMethod.id ?? index] = getShippingMethodTotals(shippingMethod, context);
index++;
}
return shippingMethodsTotals;
}
function getShippingMethodTotals(shippingMethod, context) {
const isTaxInclusive = shippingMethod.is_tax_inclusive ?? context.includeTax;
const shippingMethodAmount = math_1.MathBN.convert(shippingMethod.amount);
const sumTax = math_1.MathBN.sum(...(shippingMethod.tax_lines?.map((taxLine) => taxLine.rate) ?? []));
const sumTaxRate = math_1.MathBN.div(sumTax, 100);
const subtotal = isTaxInclusive
? math_1.MathBN.div(shippingMethodAmount, math_1.MathBN.add(1, sumTaxRate))
: shippingMethodAmount;
const { adjustmentsTotal: discountsTotal, adjustmentsSubtotal: discountsSubtotal, adjustmentsTaxTotal: discountsTaxTotal, } = (0, adjustment_1.calculateAdjustmentTotal)({
adjustments: shippingMethod.adjustments || [],
includesTax: isTaxInclusive,
taxRate: sumTaxRate,
});
const taxLines = shippingMethod.tax_lines || [];
const taxTotal = (0, tax_1.calculateTaxTotal)({
taxLines,
taxableAmount: math_1.MathBN.sub(subtotal, discountsSubtotal),
setTotalField: "total",
});
const originalTaxTotal = (0, tax_1.calculateTaxTotal)({
taxLines,
taxableAmount: subtotal,
setTotalField: "subtotal",
});
const totals = {
amount: new big_number_1.BigNumber(shippingMethodAmount),
subtotal: new big_number_1.BigNumber(subtotal),
total: new big_number_1.BigNumber(math_1.MathBN.sum(math_1.MathBN.sub(subtotal, discountsSubtotal), taxTotal)),
original_total: new big_number_1.BigNumber(isTaxInclusive
? shippingMethodAmount
: math_1.MathBN.add(subtotal, originalTaxTotal)),
discount_total: new big_number_1.BigNumber(discountsTotal),
discount_subtotal: new big_number_1.BigNumber(discountsSubtotal),
discount_tax_total: new big_number_1.BigNumber(discountsTaxTotal),
tax_total: new big_number_1.BigNumber(taxTotal),
original_tax_total: new big_number_1.BigNumber(originalTaxTotal),
};
return totals;
}
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